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/*! twilio-video.js 2.18.1
The following license applies to all parts of this software except as
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(function(root){var bundle=function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r}()({1:[function(require,module,exports){"use strict";var CancelablePromise=require("./util/cancelablepromise");function createCancelableRoomPromise(getLocalTracks,createLocalParticipant,createRoomSignaling,createRoom){var cancelableRoomSignalingPromise;var cancellationError=new Error("Canceled");return new CancelablePromise(function onCreate(resolve,reject,isCanceled){var localParticipant;getLocalTracks(function getLocalTracksSucceeded(localTracks){if(isCanceled()){return CancelablePromise.reject(cancellationError)}localParticipant=createLocalParticipant(localTracks);return createRoomSignaling(localParticipant).then(function createRoomSignalingSucceeded(getCancelableRoomSignalingPromise){if(isCanceled()){throw cancellationError}cancelableRoomSignalingPromise=getCancelableRoomSignalingPromise();return cancelableRoomSignalingPromise})}).then(function roomSignalingConnected(roomSignaling){if(isCanceled()){roomSignaling.disconnect();throw cancellationError}resolve(createRoom(localParticipant,roomSignaling))}).catch(function onError(error){reject(error)})},function onCancel(){if(cancelableRoomSignalingPromise){cancelableRoomSignalingPromise.cancel()}})}module.exports=createCancelableRoomPromise},{"./util/cancelablepromise":119}],2:[function(require,module,exports){"use strict";var MediaStreamTrack=require("@twilio/webrtc").MediaStreamTrack;var _a=require("@twilio/webrtc/lib/util"),guessBrowser=_a.guessBrowser,guessBrowserVersion=_a.guessBrowserVersion;var createCancelableRoomPromise=require("./cancelableroompromise");var createLocalTracks=require("./createlocaltracks");var EncodingParametersImpl=require("./encodingparameters");var LocalParticipant=require("./localparticipant");var InsightsPublisher=require("./util/insightspublisher");var NullInsightsPublisher=require("./util/insightspublisher/null");var _b=require("./media/track/es5"),LocalAudioTrack=_b.LocalAudioTrack,LocalDataTrack=_b.LocalDataTrack,LocalVideoTrack=_b.LocalVideoTrack;var NetworkQualityConfigurationImpl=require("./networkqualityconfiguration");var Room=require("./room");var SignalingV2=require("./signaling/v2");var _c=require("./util"),asLocalTrack=_c.asLocalTrack,buildLogLevels=_c.buildLogLevels,filterObject=_c.filterObject,isNonArrayObject=_c.isNonArrayObject;var _d=require("./util/constants"),DEFAULT_ENVIRONMENT=_d.DEFAULT_ENVIRONMENT,DEFAULT_LOG_LEVEL=_d.DEFAULT_LOG_LEVEL,DEFAULT_LOGGER_NAME=_d.DEFAULT_LOGGER_NAME,DEFAULT_REALM=_d.DEFAULT_REALM,DEFAULT_REGION=_d.DEFAULT_REGION,WS_SERVER=_d.WS_SERVER,SDK_NAME=_d.SDK_NAME,SDK_VERSION=_d.SDK_VERSION,E=_d.typeErrors;var CancelablePromise=require("./util/cancelablepromise");var EventObserver=require("./util/eventobserver");var DefaultLog=require("./util/log");var validateBandwidthProfile=require("./util/validate").validateBandwidthProfile;var safariVersion=guessBrowser()==="safari"&&guessBrowserVersion();var connectCalls=0;var didPrintSafariWarning=false;var isSafariWithoutVP8Support=false;if(safariVersion){var safariMajorVersion=safariVersion.major,safariMinorVersion=safariVersion.minor;isSafariWithoutVP8Support=safariMajorVersion<12||safariMajorVersion===12&&safariMinorVersion<1}var deprecatedConnectOptionsProps=new Set([{didWarn:false,shouldDelete:true,name:"abortOnIceServersTimeout"},{didWarn:false,shouldDelete:true,name:"dscpTagging",newName:"enableDscp"},{didWarn:false,shouldDelete:true,name:"iceServersTimeout"},{didWarn:false,shouldDelete:false,name:"eventListener",newName:"Video.Logger"},{didWarn:false,shouldDelete:false,name:"logLevel",newName:"Video.Logger"}]);var deprecatedBandwidthProfileOptions=new Set([{didWarn:false,shouldDelete:false,name:"maxTracks",newName:"bandwidthProfile.video.clientTrackSwitchOffControl"},{didWarn:false,shouldDelete:false,name:"renderDimensions",newName:"bandwidthProfile.video.contentPreferencesMode"}]);function connect(token,options){if(typeof options==="undefined"){options={}}if(!isNonArrayObject(options)){return CancelablePromise.reject(E.INVALID_TYPE("options","object"))}var Log=options.Log||DefaultLog;var loggerName=options.loggerName||DEFAULT_LOGGER_NAME;var logLevel=options.logLevel||DEFAULT_LOG_LEVEL;var logLevels=buildLogLevels(logLevel);var logComponentName="[connect #"+ ++connectCalls+"]";var log;try{log=new Log("default",logComponentName,logLevels,loggerName)}catch(error){return CancelablePromise.reject(error)}deprecateOptions(options,log,deprecatedConnectOptionsProps);options=Object.assign({automaticSubscription:true,createLocalTracks:createLocalTracks,dominantSpeaker:false,enableDscp:false,environment:DEFAULT_ENVIRONMENT,eventListener:null,insights:true,LocalAudioTrack:LocalAudioTrack,LocalDataTrack:LocalDataTrack,LocalParticipant:LocalParticipant,LocalVideoTrack:LocalVideoTrack,Log:Log,MediaStreamTrack:MediaStreamTrack,loggerName:loggerName,logLevel:logLevel,maxAudioBitrate:null,maxVideoBitrate:null,name:null,networkMonitor:true,networkQuality:false,preferredAudioCodecs:[],preferredVideoCodecs:[],realm:DEFAULT_REALM,region:DEFAULT_REGION,signaling:SignalingV2},filterObject(options));var eventPublisherOptions={};if(typeof options.wsServerInsights==="string"){eventPublisherOptions.gateway=options.wsServerInsights}var EventPublisher=options.insights?InsightsPublisher:NullInsightsPublisher;var eventPublisher=new EventPublisher(token,SDK_NAME,SDK_VERSION,options.environment,options.realm,eventPublisherOptions);var wsServer=WS_SERVER(options.environment,options.region);var eventObserver=new EventObserver(eventPublisher,Date.now(),log,options.eventListener);options=Object.assign({eventObserver:eventObserver,wsServer:wsServer},options);options.log=log;if(isSafariWithoutVP8Support&&!didPrintSafariWarning&&(log.logLevel!=="error"&&log.logLevel!=="off")){didPrintSafariWarning=true;log.warn(["Support for Safari 12.0 and below is limited because it does not support VP8.","This means you may experience codec issues in Group Rooms. You may also","experience codec issues in Peer-to-Peer (P2P) Rooms containing Android- or","iOS-based Participants who do not support H.264. However, P2P Rooms","with browser-based Participants should work. For more information, please","refer to this guide: https://www.twilio.com/docs/video/javascript-v2-developing-safari-11"].join(" "))}if(typeof token!=="string"){return CancelablePromise.reject(E.INVALID_TYPE("token","string"))}var localTrackOptions=Object.assign({},options);delete localTrackOptions.name;if("tracks"in options){if(!Array.isArray(options.tracks)){return CancelablePromise.reject(E.INVALID_TYPE("options.tracks","Array of LocalAudioTrack, LocalVideoTrack or MediaStreamTrack"))}try{options.tracks=options.tracks.map(function(track){return asLocalTrack(track,localTrackOptions)})}catch(error){return CancelablePromise.reject(error)}}var error=validateBandwidthProfile(options.bandwidthProfile);if(error){return CancelablePromise.reject(error)}options.clientTrackSwitchOffControl="disabled";options.contentPreferencesMode="disabled";if(options.bandwidthProfile){options.clientTrackSwitchOffControl="auto";options.contentPreferencesMode="auto";if(options.bandwidthProfile.video){deprecateOptions(options.bandwidthProfile.video,log,deprecatedBandwidthProfileOptions);if("maxTracks"in options.bandwidthProfile.video){options.clientTrackSwitchOffControl="disabled"}else if(options.bandwidthProfile.video.clientTrackSwitchOffControl==="manual"){options.clientTrackSwitchOffControl="manual"}else{options.clientTrackSwitchOffControl="auto"}if("renderDimensions"in options.bandwidthProfile.video){options.contentPreferencesMode="disabled"}else if(options.bandwidthProfile.video.contentPreferencesMode==="manual"){options.contentPreferencesMode="manual"}else{options.contentPreferencesMode="auto"}}}var Signaling=options.signaling;var signaling=new Signaling(options.wsServer,options);log.info("Connecting to a Room");log.debug("Options:",options);var encodingParameters=new EncodingParametersImpl({maxAudioBitrate:options.maxAudioBitrate,maxVideoBitrate:options.maxVideoBitrate});var preferredCodecs={audio:options.preferredAudioCodecs.map(normalizeCodecSettings),video:options.preferredVideoCodecs.map(normalizeCodecSettings)};var networkQualityConfiguration=new NetworkQualityConfigurationImpl(isNonArrayObject(options.networkQuality)?options.networkQuality:{});var cancelableRoomPromise=createCancelableRoomPromise(getLocalTracks.bind(null,options),createLocalParticipant.bind(null,signaling,log,encodingParameters,networkQualityConfiguration,options),createRoomSignaling.bind(null,token,options,signaling,encodingParameters,preferredCodecs),createRoom.bind(null,options));cancelableRoomPromise.then(function(room){eventPublisher.connect(room.sid,room.localParticipant.sid);log.info("Connected to Room:",room.toString());log.info("Room name:",room.name);log.debug("Room:",room);room.once("disconnected",function(){return eventPublisher.disconnect()});return room},function(error){eventPublisher.disconnect();if(cancelableRoomPromise._isCanceled){log.info("Attempt to connect to a Room was canceled")}else{log.info("Error while connecting to a Room:",error)}});return cancelableRoomPromise}var AudioCodec={isac:"isac",opus:"opus",PCMA:"PCMA",PCMU:"PCMU"};var VideoCodec={H264:"H264",VP8:"VP8"};VideoCodec.VP9="VP9";var LogLevel={debug:"debug",info:"info",warn:"warn",error:"error",off:"off"};var NetworkQualityVerbosity={none:0,minimal:1,moderate:2,detailed:3};var TrackSwitchOffMode={detected:"detected",predicted:"predicted",disabled:"disabled"};var BandwidthProfileMode={grid:"grid",collaboration:"collaboration",presentation:"presentation"};var VideoContentPreferencesMode={auto:"auto",manual:"manual"};var ClientTrackSwitchOffControl={auto:"auto",manual:"manual"};var EventListenerLevel={debug:"debug",error:"error",info:"info",warning:"warning"};var EventListenerGroup={signaling:"signaling"};function deprecateOptions(options,log,deprecationTable){deprecationTable.forEach(function(prop){var didWarn=prop.didWarn,name=prop.name,newName=prop.newName,shouldDelete=prop.shouldDelete;if(name in options&&typeof options[name]!=="undefined"){if(newName&&shouldDelete){options[newName]=options[name]}if(shouldDelete){delete options[name]}if(!didWarn&&!["error","off"].includes(log.level)){log.warn('The ConnectOptions "'+name+'" is '+(newName?'deprecated and scheduled for removal. Please use "'+newName+'" instead.':"no longer applicable and will be ignored."));prop.didWarn=true}}})}function createLocalParticipant(signaling,log,encodingParameters,networkQualityConfiguration,options,localTracks){var localParticipantSignaling=signaling.createLocalParticipantSignaling(encodingParameters,networkQualityConfiguration);log.debug("Creating a new LocalParticipant:",localParticipantSignaling);return new options.LocalParticipant(localParticipantSignaling,localTracks,options)}function createRoom(options,localParticipant,roomSignaling){var room=new Room(localParticipant,roomSignaling,options);var log=options.log;log.debug("Creating a new Room:",room);roomSignaling.on("stateChanged",function stateChanged(state){if(state==="disconnected"){log.info("Disconnected from Room:",room.toString());roomSignaling.removeListener("stateChanged",stateChanged)}});return room}function createRoomSignaling(token,options,signaling,encodingParameters,preferredCodecs,localParticipant){options.log.debug("Creating a new RoomSignaling");return signaling.connect(localParticipant._signaling,token,encodingParameters,preferredCodecs,options)}function getLocalTracks(options,handleLocalTracks){var log=options.log;options.shouldStopLocalTracks=!options.tracks;if(options.shouldStopLocalTracks){log.info("LocalTracks were not provided, so they will be acquired "+"automatically before connecting to the Room. LocalTracks will "+"be released if connecting to the Room fails or if the Room "+"is disconnected")}else{log.info("Getting LocalTracks");log.debug("Options:",options)}return options.createLocalTracks(options).then(function getLocalTracksSucceeded(localTracks){var promise=handleLocalTracks(localTracks);promise.catch(function handleLocalTracksFailed(){if(options.shouldStopLocalTracks){log.info("The automatically acquired LocalTracks will now be stopped");localTracks.forEach(function(track){track.stop()})}});return promise})}function normalizeCodecSettings(nameOrSettings){var settings=typeof nameOrSettings==="string"?{codec:nameOrSettings}:nameOrSettings;switch(settings.codec.toLowerCase()){case"opus":{return Object.assign({dtx:true},settings)}case"vp8":{return Object.assign({simulcast:false},settings)}default:{return settings}}}module.exports=connect},{"./cancelableroompromise":1,"./createlocaltracks":4,"./encodingparameters":9,"./localparticipant":12,"./media/track/es5":14,"./networkqualityconfiguration":42,"./room":54,"./signaling/v2":68,"./util":126,"./util/cancelablepromise":119,"./util/constants":120,"./util/eventobserver":124,"./util/insightspublisher":127,"./util/insightspublisher/null":128,"./util/log":130,"./util/validate":145,"@twilio/webrtc":152,"@twilio/webrtc/lib/util":165}],3:[function(require,module,exports){"use strict";var defaultCreateLocalTracks=require("./createlocaltracks");var _a=require("./util/constants"),DEFAULT_LOG_LEVEL=_a.DEFAULT_LOG_LEVEL,DEFAULT_LOGGER_NAME=_a.DEFAULT_LOGGER_NAME;function createLocalTrack(kind,options){options=Object.assign({createLocalTracks:defaultCreateLocalTracks,loggerName:DEFAULT_LOGGER_NAME,logLevel:DEFAULT_LOG_LEVEL},options);var createOptions={};createOptions.loggerName=options.loggerName;createOptions.logLevel=options.logLevel;delete options.loggerName;delete options.logLevel;var createLocalTracks=options.createLocalTracks;delete options.createLocalTracks;createOptions[kind]=Object.keys(options).length>0?options:true;return createLocalTracks(createOptions).then(function(localTracks){return localTracks[0]})}function createLocalAudioTrack(options){return createLocalTrack("audio",options)}function createLocalVideoTrack(options){return createLocalTrack("video",options)}module.exports={audio:createLocalAudioTrack,video:createLocalVideoTrack}},{"./createlocaltracks":4,"./util/constants":120}],4:[function(require,module,exports){"use strict";var asLocalTrack=require("./util").asLocalTrack;var buildLogLevels=require("./util").buildLogLevels;var getUserMedia=require("@twilio/webrtc").getUserMedia;var _a=require("./media/track/es5"),LocalAudioTrack=_a.LocalAudioTrack,LocalDataTrack=_a.LocalDataTrack,LocalVideoTrack=_a.LocalVideoTrack;var MediaStreamTrack=require("@twilio/webrtc").MediaStreamTrack;var Log=require("./util/log");var _b=require("./util/constants"),DEFAULT_LOG_LEVEL=_b.DEFAULT_LOG_LEVEL,DEFAULT_LOGGER_NAME=_b.DEFAULT_LOGGER_NAME;var workaround180748=require("./webaudio/workaround180748");var createLocalTrackCalls=0;function createLocalTracks(options){var isAudioVideoAbsent=!(options&&("audio"in options||"video"in options));options=Object.assign({audio:isAudioVideoAbsent,getUserMedia:getUserMedia,loggerName:DEFAULT_LOGGER_NAME,logLevel:DEFAULT_LOG_LEVEL,LocalAudioTrack:LocalAudioTrack,LocalDataTrack:LocalDataTrack,LocalVideoTrack:LocalVideoTrack,MediaStreamTrack:MediaStreamTrack,Log:Log,video:isAudioVideoAbsent},options);var logComponentName="[createLocalTracks #"+ ++createLocalTrackCalls+"]";var logLevels=buildLogLevels(options.logLevel);var log=new options.Log("default",logComponentName,logLevels,options.loggerName);var localTrackOptions=Object.assign({log:log},options);delete localTrackOptions.name;if(options.audio===false&&options.video===false){log.info("Neither audio nor video requested, so returning empty LocalTracks");return Promise.resolve([])}if(options.tracks){log.info("Adding user-provided LocalTracks");log.debug("LocalTracks:",options.tracks);return Promise.resolve(options.tracks)}var extraLocalTrackOptions={audio:options.audio&&options.audio.name?{name:options.audio.name}:{},video:options.video&&options.video.name?{name:options.video.name}:{}};extraLocalTrackOptions.audio.isCreatedByCreateLocalTracks=true;extraLocalTrackOptions.video.isCreatedByCreateLocalTracks=true;if(options.audio&&typeof options.audio.workaroundWebKitBug1208516==="boolean"){extraLocalTrackOptions.audio.workaroundWebKitBug1208516=options.audio.workaroundWebKitBug1208516}if(options.video&&typeof options.video.workaroundWebKitBug1208516==="boolean"){extraLocalTrackOptions.video.workaroundWebKitBug1208516=options.video.workaroundWebKitBug1208516}if(options.audio){delete options.audio.name}if(options.video){delete options.video.name}var mediaStreamConstraints={audio:options.audio,video:options.video};var workaroundWebKitBug180748=options.audio&&options.audio.workaroundWebKitBug180748;var mediaStreamPromise=workaroundWebKitBug180748?workaround180748(log,options.getUserMedia,mediaStreamConstraints):options.getUserMedia(mediaStreamConstraints);return mediaStreamPromise.then(function(mediaStream){var mediaStreamTracks=mediaStream.getAudioTracks().concat(mediaStream.getVideoTracks());log.info("Call to getUserMedia successful; got MediaStreamTracks:",mediaStreamTracks);return mediaStreamTracks.map(function(mediaStreamTrack){return asLocalTrack(mediaStreamTrack,Object.assign(extraLocalTrackOptions[mediaStreamTrack.kind],localTrackOptions))})},function(error){log.warn("Call to getUserMedia failed:",error);throw error})}module.exports=createLocalTracks},{"./media/track/es5":14,"./util":126,"./util/constants":120,"./util/log":130,"./webaudio/workaround180748":149,"@twilio/webrtc":152}],5:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var DataTrackTransceiver=require("./transceiver");var DataTransport=require("./transport");var DataTrackReceiver=function(_super){__extends(DataTrackReceiver,_super);function DataTrackReceiver(dataChannel){var _this=_super.call(this,dataChannel.label,dataChannel.maxPacketLifeTime,dataChannel.maxRetransmits,dataChannel.ordered)||this;Object.defineProperties(_this,{_dataChannel:{value:dataChannel}});dataChannel.binaryType="arraybuffer";dataChannel.addEventListener("message",function(event){_this.emit("message",event.data)});dataChannel.addEventListener("close",function(){_this.emit("close")});return _this}DataTrackReceiver.prototype.stop=function(){this._dataChannel.close();_super.prototype.stop.call(this)};DataTrackReceiver.prototype.toDataTransport=function(){return new DataTransport(this._dataChannel)};return DataTrackReceiver}(DataTrackTransceiver);module.exports=DataTrackReceiver},{"./transceiver":7,"./transport":8}],6:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var DataTrackTransceiver=require("./transceiver");var makeUUID=require("../util").makeUUID;var DataTrackSender=function(_super){__extends(DataTrackSender,_super);function DataTrackSender(maxPacketLifeTime,maxRetransmtis,ordered){var _this=_super.call(this,makeUUID(),maxPacketLifeTime,maxRetransmtis,ordered)||this;Object.defineProperties(_this,{_clones:{value:new Set},_dataChannels:{value:new Set}});return _this}DataTrackSender.prototype._addClone=function(clone){this._clones.add(clone)};DataTrackSender.prototype.removeClone=function(clone){this._clones.delete(clone)};DataTrackSender.prototype.addDataChannel=function(dataChannel){this._dataChannels.add(dataChannel);return this};DataTrackSender.prototype.clone=function(){var _this=this;var clone=new DataTrackSender(this.maxPacketLifeTime,this.maxRetransmits,this.ordered);this._addClone(clone);clone.once("stopped",function(){return _this.removeClone(clone)});return clone};DataTrackSender.prototype.removeDataChannel=function(dataChannel){this._dataChannels.delete(dataChannel);return this};DataTrackSender.prototype.send=function(data){this._dataChannels.forEach(function(dataChannel){try{dataChannel.send(data)}catch(error){}});this._clones.forEach(function(clone){try{clone.send(data)}catch(error){}});return this};DataTrackSender.prototype.stop=function(){this._dataChannels.forEach(function(dataChannel){return dataChannel.close()});this._clones.forEach(function(clone){return clone.stop()});_super.prototype.stop.call(this)};return DataTrackSender}(DataTrackTransceiver);module.exports=DataTrackSender},{"../util":126,"./transceiver":7}],7:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var TrackTransceiver=require("../transceiver");var DataTrackTransceiver=function(_super){__extends(DataTrackTransceiver,_super);function DataTrackTransceiver(id,maxPacketLifeTime,maxRetransmits,ordered){var _this=_super.call(this,id,"data")||this;Object.defineProperties(_this,{maxPacketLifeTime:{enumerable:true,value:maxPacketLifeTime},maxRetransmits:{enumerable:true,value:maxRetransmits},ordered:{enumerable:true,value:ordered}});return _this}return DataTrackTransceiver}(TrackTransceiver);module.exports=DataTrackTransceiver},{"../transceiver":115}],8:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var EventEmitter=require("events").EventEmitter;var DataTransport=function(_super){__extends(DataTransport,_super);function DataTransport(dataChannel){var _this=_super.call(this)||this;Object.defineProperties(_this,{_dataChannel:{value:dataChannel},_messageQueue:{value:[]}});dataChannel.addEventListener("open",function(){_this._messageQueue.splice(0).forEach(function(message){return _this._publish(message)})});dataChannel.addEventListener("message",function(_a){var data=_a.data;try{var message=JSON.parse(data);_this.emit("message",message)}catch(error){}});_this.publish({type:"ready"});return _this}DataTransport.prototype._publish=function(message){var data=JSON.stringify(message);try{this._dataChannel.send(data)}catch(error){}};DataTransport.prototype.publish=function(message){var dataChannel=this._dataChannel;if(dataChannel.readyState==="closing"||dataChannel.readyState==="closed"){return false}if(dataChannel.readyState==="connecting"){this._messageQueue.push(message);return true}this._publish(message);return true};return DataTransport}(EventEmitter);module.exports=DataTransport},{events:179}],9:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var EventEmitter=require("events").EventEmitter;var EncodingParametersImpl=function(_super){__extends(EncodingParametersImpl,_super);function EncodingParametersImpl(encodingParameters){var _this=_super.call(this)||this;encodingParameters=Object.assign({maxAudioBitrate:null,maxVideoBitrate:null},encodingParameters);Object.defineProperties(_this,{maxAudioBitrate:{value:encodingParameters.maxAudioBitrate,writable:true},maxVideoBitrate:{value:encodingParameters.maxVideoBitrate,writable:true}});return _this}EncodingParametersImpl.prototype.toJSON=function(){return{maxAudioBitrate:this.maxAudioBitrate,maxVideoBitrate:this.maxVideoBitrate}};EncodingParametersImpl.prototype.update=function(encodingParameters){var _this=this;encodingParameters=Object.assign({maxAudioBitrate:this.maxAudioBitrate,maxVideoBitrate:this.maxVideoBitrate},encodingParameters);var shouldEmitChanged=["maxAudioBitrate","maxVideoBitrate"].reduce(function(shouldEmitChanged,maxKindBitrate){if(_this[maxKindBitrate]!==encodingParameters[maxKindBitrate]){_this[maxKindBitrate]=encodingParameters[maxKindBitrate];shouldEmitChanged=true}return shouldEmitChanged},false);if(shouldEmitChanged){this.emit("changed")}};return EncodingParametersImpl}(EventEmitter);module.exports=EncodingParametersImpl},{events:179}],10:[function(require,module,exports){"use strict";var EventEmitter=require("events").EventEmitter;var hidePrivateAndCertainPublicPropertiesInClass=require("./util").hidePrivateAndCertainPublicPropertiesInClass;module.exports=hidePrivateAndCertainPublicPropertiesInClass(EventEmitter,["domain"])},{"./util":126,events:179}],11:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var preflighttest_1=require("./preflight/preflighttest");var internals={connect:require("./connect"),createLocalAudioTrack:require("./createlocaltrack").audio,createLocalTracks:require("./createlocaltracks"),createLocalVideoTrack:require("./createlocaltrack").video,isSupported:require("./util/support")(),version:require("../package.json").version,Logger:require("./vendor/loglevel"),LocalAudioTrack:require("./media/track/es5").LocalAudioTrack,LocalDataTrack:require("./media/track/es5").LocalDataTrack,LocalVideoTrack:require("./media/track/es5").LocalVideoTrack};function connect(token,options){return internals.connect(token,options)}function createLocalAudioTrack(options){return internals.createLocalAudioTrack(options)}function createLocalTracks(options){return internals.createLocalTracks(options)}function createLocalVideoTrack(options){return internals.createLocalVideoTrack(options)}var isSupported=internals.isSupported;var version=internals.version;var Logger=internals.Logger;var LocalAudioTrack=internals.LocalAudioTrack;var LocalVideoTrack=internals.LocalVideoTrack;var LocalDataTrack=internals.LocalDataTrack;module.exports={connect:connect,createLocalAudioTrack:createLocalAudioTrack,createLocalTracks:createLocalTracks,createLocalVideoTrack:createLocalVideoTrack,runPreflight:preflighttest_1.runPreflight,isSupported:isSupported,version:version,Logger:Logger,LocalAudioTrack:LocalAudioTrack,LocalVideoTrack:LocalVideoTrack,LocalDataTrack:LocalDataTrack}},{"../package.json":200,"./connect":2,"./createlocaltrack":3,"./createlocaltracks":4,"./media/track/es5":14,"./preflight/preflighttest":48,"./util/support":141,"./vendor/loglevel":146}],12:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var MediaStreamTrack=require("@twilio/webrtc").MediaStreamTrack;var _a=require("./util"),asLocalTrack=_a.asLocalTrack,asLocalTrackPublication=_a.asLocalTrackPublication,trackClass=_a.trackClass;var _b=require("./util/constants"),E=_b.typeErrors,trackPriority=_b.trackPriority;var validateLocalTrack=require("./util/validate").validateLocalTrack;var _c=require("./media/track/es5"),LocalAudioTrack=_c.LocalAudioTrack,LocalDataTrack=_c.LocalDataTrack,LocalVideoTrack=_c.LocalVideoTrack;var LocalAudioTrackPublication=require("./media/track/localaudiotrackpublication");var LocalDataTrackPublication=require("./media/track/localdatatrackpublication");var LocalVideoTrackPublication=require("./media/track/localvideotrackpublication");var Participant=require("./participant");var LocalParticipant=function(_super){__extends(LocalParticipant,_super);function LocalParticipant(signaling,localTracks,options){var _this=this;options=Object.assign({LocalAudioTrack:LocalAudioTrack,LocalVideoTrack:LocalVideoTrack,LocalDataTrack:LocalDataTrack,MediaStreamTrack:MediaStreamTrack,LocalAudioTrackPublication:LocalAudioTrackPublication,LocalVideoTrackPublication:LocalVideoTrackPublication,LocalDataTrackPublication:LocalDataTrackPublication,shouldStopLocalTracks:false,tracks:localTracks},options);var tracksToStop=options.shouldStopLocalTracks?new Set(localTracks.filter(function(localTrack){return localTrack.kind!=="data"})):new Set;_this=_super.call(this,signaling,options)||this;Object.defineProperties(_this,{_eventObserver:{value:options.eventObserver},_LocalAudioTrack:{value:options.LocalAudioTrack},_LocalDataTrack:{value:options.LocalDataTrack},_LocalVideoTrack:{value:options.LocalVideoTrack},_MediaStreamTrack:{value:options.MediaStreamTrack},_LocalAudioTrackPublication:{value:options.LocalAudioTrackPublication},_LocalDataTrackPublication:{value:options.LocalDataTrackPublication},_LocalVideoTrackPublication:{value:options.LocalVideoTrackPublication},_tracksToStop:{value:tracksToStop},signalingRegion:{enumerable:true,get:function(){return signaling.signalingRegion}}});_this._handleTrackSignalingEvents();return _this}LocalParticipant.prototype._addTrack=function(track,id,priority){var addedTrack=_super.prototype._addTrack.call(this,track,id);if(addedTrack&&this.state!=="disconnected"){this._addLocalTrack(track,priority)}return addedTrack};LocalParticipant.prototype._addLocalTrack=function(track,priority){this._signaling.addTrack(track._trackSender,track.name,priority);this._log.info("Added a new "+trackClass(track,true)+":",track.id);this._log.debug(trackClass(track,true)+":",track)};LocalParticipant.prototype._removeTrack=function(track,id){var removedTrack=_super.prototype._removeTrack.call(this,track,id);if(removedTrack&&this.state!=="disconnected"){this._signaling.removeTrack(track._trackSender)
;this._log.info("Removed a "+trackClass(track,true)+":",track.id);this._log.debug(trackClass(track,true)+":",track)}return removedTrack};LocalParticipant.prototype._getTrackEvents=function(){return _super.prototype._getTrackEvents.call(this).concat([["disabled","trackDisabled"],["enabled","trackEnabled"],["stopped","trackStopped"]])};LocalParticipant.prototype.toString=function(){return"[LocalParticipant #"+this._instanceId+(this.sid?": "+this.sid:"")+"]"};LocalParticipant.prototype._handleTrackSignalingEvents=function(){var _this=this;var log=this._log;if(this.state==="disconnected"){return}var signaling=this._signaling;function localTrackDisabled(localTrack){var trackSignaling=signaling.getPublication(localTrack._trackSender);if(trackSignaling){trackSignaling.disable();log.debug("Disabled the "+trackClass(localTrack,true)+":",localTrack.id)}}function localTrackEnabled(localTrack){var trackSignaling=signaling.getPublication(localTrack._trackSender);if(trackSignaling){trackSignaling.enable();log.debug("Enabled the "+trackClass(localTrack,true)+":",localTrack.id)}}function localTrackStopped(localTrack){var trackSignaling=signaling.getPublication(localTrack._trackSender);if(trackSignaling){trackSignaling.stop()}return trackSignaling}this.on("trackDisabled",localTrackDisabled);this.on("trackEnabled",localTrackEnabled);this.on("trackStopped",localTrackStopped);this._tracks.forEach(function(track){_this._addLocalTrack(track,trackPriority.PRIORITY_STANDARD);_this._getOrCreateLocalTrackPublication(track).catch(function(error){log.warn("Failed to get or create LocalTrackPublication for "+track+":",error)})});var self=this;signaling.on("stateChanged",function stateChanged(state){log.debug("Transitioned to state:",state);if(state==="disconnected"){log.debug("Removing LocalTrack event listeners");signaling.removeListener("stateChanged",stateChanged);self.removeListener("trackDisabled",localTrackDisabled);self.removeListener("trackEnabled",localTrackEnabled);self.removeListener("trackStopped",localTrackStopped);self._tracks.forEach(function(track){var trackSignaling=localTrackStopped(track);if(trackSignaling){track._trackSender.removeClone(trackSignaling._trackTransceiver)}});log.info("LocalParticipant disconnected. Stopping "+self._tracksToStop.size+" automatically-acquired LocalTracks");self._tracksToStop.forEach(function(track){track.stop()})}else if(state==="connected"){log.info("reconnected");setTimeout(function(){return self.emit("reconnected")},0)}})};LocalParticipant.prototype._getOrCreateLocalTrackPublication=function(localTrack){var localTrackPublication=getTrackPublication(this.tracks,localTrack);if(localTrackPublication){return Promise.resolve(localTrackPublication)}var log=this._log;var self=this;var trackSignaling=this._signaling.getPublication(localTrack._trackSender);if(!trackSignaling){return Promise.reject(new Error("Unexpected error: The "+localTrack+" cannot be published"))}function unpublish(publication){self.unpublishTrack(publication.track)}return new Promise(function(resolve,reject){function updated(){var error=trackSignaling.error;if(error){trackSignaling.removeListener("updated",updated);log.warn("Failed to publish the "+trackClass(localTrack,true)+": "+error.message);self._removeTrack(localTrack,localTrack.id);setTimeout(function(){self.emit("trackPublicationFailed",error,localTrack)});reject(error);return}if(!self._tracks.has(localTrack.id)){trackSignaling.removeListener("updated",updated);reject(new Error("The "+localTrack+" was unpublished"));return}var sid=trackSignaling.sid;if(!sid){return}trackSignaling.removeListener("updated",updated);var options={log:log,LocalAudioTrackPublication:self._LocalAudioTrackPublication,LocalDataTrackPublication:self._LocalDataTrackPublication,LocalVideoTrackPublication:self._LocalVideoTrackPublication};localTrackPublication=getTrackPublication(self.tracks,localTrack);if(!localTrackPublication){localTrackPublication=asLocalTrackPublication(localTrack,trackSignaling,unpublish,options);self._addTrackPublication(localTrackPublication)}var state=self._signaling.state;if(state==="connected"||state==="connecting"){if(localTrack._processorEventObserver){localTrack._processorEventObserver.on("event",function(event){self._eventObserver.emit("event",{name:event.name,payload:event.data,group:"video-processor",level:"info"})})}if(localTrack.processedTrack){localTrack._captureFrames();localTrack._setSenderMediaStreamTrack(true)}}if(state==="connected"){setTimeout(function(){self.emit("trackPublished",localTrackPublication)})}resolve(localTrackPublication)}trackSignaling.on("updated",updated)})};LocalParticipant.prototype.publishTrack=function(localTrackOrMediaStreamTrack,options){var trackPublication=getTrackPublication(this.tracks,localTrackOrMediaStreamTrack);if(trackPublication){return Promise.resolve(trackPublication)}options=Object.assign({log:this._log,priority:trackPriority.PRIORITY_STANDARD,LocalAudioTrack:this._LocalAudioTrack,LocalDataTrack:this._LocalDataTrack,LocalVideoTrack:this._LocalVideoTrack,MediaStreamTrack:this._MediaStreamTrack},options);var localTrack;try{localTrack=asLocalTrack(localTrackOrMediaStreamTrack,options)}catch(error){return Promise.reject(error)}var priorityValues=Object.values(trackPriority);if(!priorityValues.includes(options.priority)){return Promise.reject(E.INVALID_VALUE("LocalTrackPublishOptions.priority",priorityValues))}var addedLocalTrack=this._addTrack(localTrack,localTrack.id,options.priority)||this._tracks.get(localTrack.id);return this._getOrCreateLocalTrackPublication(addedLocalTrack)};LocalParticipant.prototype.publishTracks=function(tracks){if(!Array.isArray(tracks)){throw E.INVALID_TYPE("tracks","Array of LocalAudioTrack, LocalVideoTrack, LocalDataTrack, or MediaStreamTrack")}return Promise.all(tracks.map(this.publishTrack,this))};LocalParticipant.prototype.setBandwidthProfile=function(){this._log.warn("setBandwidthProfile is not implemented yet and may be available in future versions of twilio-video.js")};LocalParticipant.prototype.setNetworkQualityConfiguration=function(networkQualityConfiguration){if(typeof networkQualityConfiguration!=="object"||networkQualityConfiguration===null){throw E.INVALID_TYPE("networkQualityConfiguration","NetworkQualityConfiguration")}["local","remote"].forEach(function(prop){if(prop in networkQualityConfiguration&&(typeof networkQualityConfiguration[prop]!=="number"||isNaN(networkQualityConfiguration[prop]))){throw E.INVALID_TYPE("networkQualityConfiguration."+prop,"number")}});this._signaling.setNetworkQualityConfiguration(networkQualityConfiguration);return this};LocalParticipant.prototype.setParameters=function(encodingParameters){if(typeof encodingParameters!=="undefined"&&typeof encodingParameters!=="object"){throw E.INVALID_TYPE("encodingParameters","EncodingParameters, null or undefined")}if(encodingParameters){["maxAudioBitrate","maxVideoBitrate"].forEach(function(prop){if(typeof encodingParameters[prop]!=="undefined"&&typeof encodingParameters[prop]!=="number"&&encodingParameters[prop]!==null){throw E.INVALID_TYPE("encodingParameters."+prop,"number, null or undefined")}})}else if(encodingParameters===null){encodingParameters={maxAudioBitrate:null,maxVideoBitrate:null}}this._signaling.setParameters(encodingParameters);return this};LocalParticipant.prototype.unpublishTrack=function(track){validateLocalTrack(track,{LocalAudioTrack:this._LocalAudioTrack,LocalDataTrack:this._LocalDataTrack,LocalVideoTrack:this._LocalVideoTrack,MediaStreamTrack:this._MediaStreamTrack});var localTrack=this._tracks.get(track.id);if(!localTrack){return null}var trackSignaling=this._signaling.getPublication(localTrack._trackSender);trackSignaling.publishFailed(new Error("The "+localTrack+" was unpublished"));localTrack=this._removeTrack(localTrack,localTrack.id);if(!localTrack){return null}var localTrackPublication=getTrackPublication(this.tracks,localTrack);if(localTrackPublication){this._removeTrackPublication(localTrackPublication)}return localTrackPublication};LocalParticipant.prototype.unpublishTracks=function(tracks){var _this=this;if(!Array.isArray(tracks)){throw E.INVALID_TYPE("tracks","Array of LocalAudioTrack, LocalVideoTrack, LocalDataTrack, or MediaStreamTrack")}return tracks.reduce(function(unpublishedTracks,track){var unpublishedTrack=_this.unpublishTrack(track);return unpublishedTrack?unpublishedTracks.concat(unpublishedTrack):unpublishedTracks},[])};return LocalParticipant}(Participant);function getTrackPublication(trackPublications,track){return Array.from(trackPublications.values()).find(function(trackPublication){return trackPublication.track===track||trackPublication.track.mediaStreamTrack===track})||null}module.exports=LocalParticipant},{"./media/track/es5":14,"./media/track/localaudiotrackpublication":20,"./media/track/localdatatrackpublication":22,"./media/track/localvideotrackpublication":26,"./participant":43,"./util":126,"./util/constants":120,"./util/validate":145,"@twilio/webrtc":152}],13:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var MediaTrack=require("./mediatrack");var AudioTrack=function(_super){__extends(AudioTrack,_super);function AudioTrack(mediaTrackTransceiver,options){return _super.call(this,mediaTrackTransceiver,options)||this}AudioTrack.prototype._start=function(){_super.prototype._start.call(this);if(this._dummyEl){this._dummyEl.srcObject=null;this._dummyEl=null}};AudioTrack.prototype.attach=function(){return _super.prototype.attach.apply(this,arguments)};AudioTrack.prototype.detach=function(){return _super.prototype.detach.apply(this,arguments)};return AudioTrack}(MediaTrack);module.exports=AudioTrack},{"./mediatrack":27}],14:[function(require,module,exports){"use strict";module.exports={LocalAudioTrack:require("./localaudiotrack"),LocalVideoTrack:require("./localvideotrack"),LocalDataTrack:require("./localdatatrack")}},{"./localaudiotrack":15,"./localdatatrack":16,"./localvideotrack":17}],15:[function(require,module,exports){"use strict";var inherits=require("util").inherits;var LocalAudioTrackClass=require("../localaudiotrack");function LocalAudioTrack(mediaStreamTrack,options){var track=new LocalAudioTrackClass(mediaStreamTrack,options);Object.setPrototypeOf(track,LocalAudioTrack.prototype);return track}inherits(LocalAudioTrack,LocalAudioTrackClass);module.exports=LocalAudioTrack},{"../localaudiotrack":19,util:198}],16:[function(require,module,exports){"use strict";var inherits=require("util").inherits;var LocalDataTrackClass=require("../localdatatrack");function LocalDataTrack(options){var track=new LocalDataTrackClass(options);Object.setPrototypeOf(track,LocalDataTrack.prototype);return track}inherits(LocalDataTrack,LocalDataTrackClass);module.exports=LocalDataTrack},{"../localdatatrack":21,util:198}],17:[function(require,module,exports){"use strict";var inherits=require("util").inherits;var LocalVideoTrackClass=require("../localvideotrack");function LocalVideoTrack(mediaStreamTrack,options){var track=new LocalVideoTrackClass(mediaStreamTrack,options);Object.setPrototypeOf(track,LocalVideoTrack.prototype);return track}inherits(LocalVideoTrack,LocalVideoTrackClass);module.exports=LocalVideoTrack},{"../localvideotrack":25,util:198}],18:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var EventEmitter=require("../../eventemitter");var _a=require("../../util"),buildLogLevels=_a.buildLogLevels,valueToJSON=_a.valueToJSON;var DEFAULT_LOG_LEVEL=require("../../util/constants").DEFAULT_LOG_LEVEL;var Log=require("../../util/log");var nInstances=0;var Track=function(_super){__extends(Track,_super);function Track(id,kind,options){var _this=this;options=Object.assign({name:id,log:null,logLevel:DEFAULT_LOG_LEVEL},options);_this=_super.call(this)||this;var name=String(options.name);var logLevels=buildLogLevels(options.logLevel);var log=options.log?options.log.createLog("media",_this):new Log("media",_this,logLevels,options.loggerName);Object.defineProperties(_this,{_instanceId:{value:++nInstances},_log:{value:log},kind:{enumerable:true,value:kind},name:{enumerable:true,value:name}});return _this}Track.prototype.toJSON=function(){return valueToJSON(this)};return Track}(EventEmitter);module.exports=Track},{"../../eventemitter":10,"../../util":126,"../../util/constants":120,"../../util/log":130}],19:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var AudioTrack=require("./audiotrack");var mixinLocalMediaTrack=require("./localmediatrack");var LocalMediaAudioTrack=mixinLocalMediaTrack(AudioTrack);var LocalAudioTrack=function(_super){__extends(LocalAudioTrack,_super);function LocalAudioTrack(mediaStreamTrack,options){return _super.call(this,mediaStreamTrack,options)||this}LocalAudioTrack.prototype.toString=function(){return"[LocalAudioTrack #"+this._instanceId+": "+this.id+"]"};LocalAudioTrack.prototype.attach=function(el){el=_super.prototype.attach.call(this,el);el.muted=true;return el};LocalAudioTrack.prototype._end=function(){return _super.prototype._end.apply(this,arguments)};LocalAudioTrack.prototype.disable=function(){return _super.prototype.disable.apply(this,arguments)};LocalAudioTrack.prototype.enable=function(){return _super.prototype.enable.apply(this,arguments)};LocalAudioTrack.prototype.restart=function(){return _super.prototype.restart.apply(this,arguments)};LocalAudioTrack.prototype.stop=function(){return _super.prototype.stop.apply(this,arguments)};return LocalAudioTrack}(LocalMediaAudioTrack);module.exports=LocalAudioTrack},{"./audiotrack":13,"./localmediatrack":23}],20:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var LocalTrackPublication=require("./localtrackpublication");var LocalAudioTrackPublication=function(_super){__extends(LocalAudioTrackPublication,_super);function LocalAudioTrackPublication(signaling,track,unpublish,options){return _super.call(this,signaling,track,unpublish,options)||this}LocalAudioTrackPublication.prototype.toString=function(){return"[LocalAudioTrackPublication #"+this._instanceId+": "+this.trackSid+"]"};return LocalAudioTrackPublication}(LocalTrackPublication);module.exports=LocalAudioTrackPublication},{"./localtrackpublication":24}],21:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var Track=require("./");var DefaultDataTrackSender=require("../../data/sender");var LocalDataTrack=function(_super){__extends(LocalDataTrack,_super);function LocalDataTrack(options){var _this=this;options=Object.assign({DataTrackSender:DefaultDataTrackSender,maxPacketLifeTime:null,maxRetransmits:null,ordered:true},options);var DataTrackSender=options.DataTrackSender;var dataTrackSender=new DataTrackSender(options.maxPacketLifeTime,options.maxRetransmits,options.ordered);_this=_super.call(this,dataTrackSender.id,"data",options)||this;Object.defineProperties(_this,{_trackSender:{value:dataTrackSender},id:{enumerable:true,value:dataTrackSender.id},maxPacketLifeTime:{enumerable:true,value:options.maxPacketLifeTime},maxRetransmits:{enumerable:true,value:options.maxRetransmits},ordered:{enumerable:true,value:options.ordered},reliable:{enumerable:true,value:options.maxPacketLifeTime===null&&options.maxRetransmits===null}});return _this}LocalDataTrack.prototype.send=function(data){this._trackSender.send(data)};return LocalDataTrack}(Track);module.exports=LocalDataTrack},{"../../data/sender":6,"./":18}],22:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var LocalTrackPublication=require("./localtrackpublication");var LocalDataTrackPublication=function(_super){__extends(LocalDataTrackPublication,_super);function LocalDataTrackPublication(signaling,track,unpublish,options){return _super.call(this,signaling,track,unpublish,options)||this}LocalDataTrackPublication.prototype.toString=function(){return"[LocalDataTrackPublication #"+this._instanceId+": "+this.trackSid+"]"};return LocalDataTrackPublication}(LocalTrackPublication);module.exports=LocalDataTrackPublication},{"./localtrackpublication":24}],23:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var getUserMedia=require("@twilio/webrtc").getUserMedia;var _a=require("@twilio/webrtc/lib/util"),guessBrowser=_a.guessBrowser,isIOSChrome=_a.isIOSChrome;var _b=require("../../util"),capitalize=_b.capitalize,defer=_b.defer,isUserMediaTrack=_b.isUserMediaTrack,waitForSometime=_b.waitForSometime,waitForEvent=_b.waitForEvent;var ILLEGAL_INVOKE=require("../../util/constants").typeErrors.ILLEGAL_INVOKE;var detectSilentAudio=require("../../util/detectsilentaudio");var detectSilentVideo=require("../../util/detectsilentvideo");var documentVisibilityMonitor=require("../../util/documentvisibilitymonitor.js");var localMediaRestartDeferreds=require("../../util/localmediarestartdeferreds");var gUMSilentTrackWorkaround=require("../../webaudio/workaround180748");var MediaTrackSender=require("./sender");function mixinLocalMediaTrack(AudioOrVideoTrack){return function(_super){__extends(LocalMediaTrack,_super);function LocalMediaTrack(mediaStreamTrack,options){var _this=this;var workaroundWebKitBug1208516=(guessBrowser()==="safari"||isIOSChrome())&&isUserMediaTrack(mediaStreamTrack)&&typeof document==="object"&&typeof document.addEventListener==="function"&&typeof document.visibilityState==="string";options=Object.assign({getUserMedia:getUserMedia,isCreatedByCreateLocalTracks:false,workaroundWebKitBug1208516:workaroundWebKitBug1208516,gUMSilentTrackWorkaround:gUMSilentTrackWorkaround},options);var mediaTrackSender=new MediaTrackSender(mediaStreamTrack);var kind=mediaTrackSender.kind;_this=_super.call(this,mediaTrackSender,options)||this;Object.defineProperties(_this,{_constraints:{value:typeof options[kind]==="object"?options[kind]:{},writable:true},_getUserMedia:{value:options.getUserMedia},_gUMSilentTrackWorkaround:{value:options.gUMSilentTrackWorkaround},_workaroundWebKitBug1208516:{value:options.workaroundWebKitBug1208516},_workaroundWebKitBug1208516Cleanup:{value:null,writable:true},_didCallEnd:{value:false,writable:true},_isCreatedByCreateLocalTracks:{value:options.isCreatedByCreateLocalTracks},_trackSender:{value:mediaTrackSender},id:{enumerable:true,value:mediaTrackSender.id},isEnabled:{enumerable:true,get:function(){return mediaTrackSender.enabled}},isStopped:{enumerable:true,get:function(){return mediaTrackSender.readyState==="ended"}}});if(_this._workaroundWebKitBug1208516){_this._workaroundWebKitBug1208516Cleanup=restartWhenInadvertentlyStopped(_this)}return _this}LocalMediaTrack.prototype._end=function(){if(this._didCallEnd){return}_super.prototype._end.call(this);this._didCallEnd=true;this.emit("stopped",this)};LocalMediaTrack.prototype._initialize=function(){if(this._didCallEnd){this._didCallEnd=false}_super.prototype._initialize.call(this)};LocalMediaTrack.prototype._reacquireTrack=function(constraints){var _a;var _b=this,getUserMedia=_b._getUserMedia,gUMSilentTrackWorkaround=_b._gUMSilentTrackWorkaround,log=_b._log,kind=_b.mediaStreamTrack.kind;log.info("Re-acquiring the MediaStreamTrack");log.debug("Constraints:",constraints);var gUMConstraints=Object.assign({audio:false,video:false},(_a={},_a[kind]=constraints,_a));var gUMPromise=this._workaroundWebKitBug1208516Cleanup?gUMSilentTrackWorkaround(log,getUserMedia,gUMConstraints):getUserMedia(gUMConstraints);return gUMPromise.then(function(mediaStream){return mediaStream.getTracks()[0]})};LocalMediaTrack.prototype._restart=function(constraints){var _this=this;var log=this._log;constraints=constraints||this._constraints;this._stop();return this._reacquireTrack(constraints).catch(function(error){log.error("Failed to re-acquire the MediaStreamTrack:",{error:error,constraints:constraints});throw error}).then(function(newMediaStreamTrack){log.info("Re-acquired the MediaStreamTrack");log.debug("MediaStreamTrack:",newMediaStreamTrack);_this._constraints=Object.assign({},constraints);return _this._setMediaStreamTrack(newMediaStreamTrack)})};LocalMediaTrack.prototype._setMediaStreamTrack=function(mediaStreamTrack){var _this=this;mediaStreamTrack.enabled=this.mediaStreamTrack.enabled;this._stop();return(this._unprocessedTrack?Promise.resolve().then(function(){_this._unprocessedTrack=mediaStreamTrack}):this._trackSender.setMediaStreamTrack(mediaStreamTrack).catch(function(error){_this._log.warn("setMediaStreamTrack failed:",{error:error,mediaStreamTrack:mediaStreamTrack})})).then(function(){_this._initialize();_this._getAllAttachedElements().forEach(function(el){return _this._attach(el)})})};LocalMediaTrack.prototype._stop=function(){this.mediaStreamTrack.stop();this._end();return this};LocalMediaTrack.prototype.enable=function(enabled){enabled=typeof enabled==="boolean"?enabled:true;if(enabled!==this.mediaStreamTrack.enabled){this._log.info((enabled?"En":"Dis")+"abling");this.mediaStreamTrack.enabled=enabled;this.emit(enabled?"enabled":"disabled",this)}return this};LocalMediaTrack.prototype.disable=function(){return this.enable(false)};LocalMediaTrack.prototype.restart=function(constraints){var _this=this;var kind=this.kind;if(!this._isCreatedByCreateLocalTracks){return Promise.reject(ILLEGAL_INVOKE("restart","can only be called on a"+(" Local"+capitalize(kind)+"Track that is created using createLocalTracks")+(" or createLocal"+capitalize(kind)+"Track.")))}if(this._workaroundWebKitBug1208516Cleanup){this._workaroundWebKitBug1208516Cleanup();this._workaroundWebKitBug1208516Cleanup=null}var promise=this._restart(constraints);if(this._workaroundWebKitBug1208516){promise=promise.finally(function(){_this._workaroundWebKitBug1208516Cleanup=restartWhenInadvertentlyStopped(_this)})}return promise};LocalMediaTrack.prototype.stop=function(){this._log.info("Stopping");if(this._workaroundWebKitBug1208516Cleanup){this._workaroundWebKitBug1208516Cleanup();this._workaroundWebKitBug1208516Cleanup=null}return this._stop()};return LocalMediaTrack}(AudioOrVideoTrack)}function restartWhenInadvertentlyStopped(localMediaTrack){var log=localMediaTrack._log,kind=localMediaTrack.kind;var detectSilence={audio:detectSilentAudio,video:detectSilentVideo}[kind];var el=localMediaTrack._dummyEl,mediaStreamTrack=localMediaTrack.mediaStreamTrack;var trackChangeInProgress=null;function checkSilence(){return el.play().then(function(){return detectSilence(el)}).then(function(isSilent){if(isSilent){log.warn("Silence detected")}else{log.info("Non-silence detected")}return isSilent}).catch(function(error){log.warn("Failed to detect silence:",error)}).finally(function(){el.pause()})}function shouldReacquireTrack(){var _workaroundWebKitBug1208516Cleanup=localMediaTrack._workaroundWebKitBug1208516Cleanup,isStopped=localMediaTrack.isStopped,muted=localMediaTrack.mediaStreamTrack.muted;var isInadvertentlyStopped=isStopped&&!!_workaroundWebKitBug1208516Cleanup;return Promise.resolve().then(function(){return document.visibilityState==="visible"&&!trackChangeInProgress&&(muted||isInadvertentlyStopped||checkSilence())})}function maybeRestart(){return Promise.race([waitForEvent(mediaStreamTrack,"unmute"),waitForSometime(50)]).then(function(){return shouldReacquireTrack()}).then(function(shouldReacquire){if(shouldReacquire&&!trackChangeInProgress){trackChangeInProgress=defer();localMediaTrack._restart().finally(function(){el=localMediaTrack._dummyEl;removeMediaStreamTrackListeners();mediaStreamTrack=localMediaTrack.mediaStreamTrack;addMediaStreamTrackListeners();trackChangeInProgress.resolve();trackChangeInProgress=null})}var promise=trackChangeInProgress&&trackChangeInProgress.promise||Promise.resolve();return promise.finally(function(){return localMediaRestartDeferreds.resolveDeferred(kind)})})}function onMute(){var log=localMediaTrack._log,kind=localMediaTrack.kind;log.info("Muted");log.debug("LocalMediaTrack:",localMediaTrack);localMediaRestartDeferreds.startDeferred(kind)}function addMediaStreamTrackListeners(){mediaStreamTrack.addEventListener("ended",maybeRestart);mediaStreamTrack.addEventListener("mute",onMute);mediaStreamTrack.addEventListener("unmute",maybeRestart)}function removeMediaStreamTrackListeners(){mediaStreamTrack.removeEventListener("ended",maybeRestart);mediaStreamTrack.removeEventListener("mute",onMute);mediaStreamTrack.removeEventListener("unmute",maybeRestart)}var onVisibilityChange=function(isVisible){return isVisible?maybeRestart():false};documentVisibilityMonitor.onVisibilityChange(1,onVisibilityChange);addMediaStreamTrackListeners();return function(){documentVisibilityMonitor.offVisibilityChange(1,onVisibilityChange);removeMediaStreamTrackListeners()}}module.exports=mixinLocalMediaTrack},{"../../util":126,"../../util/constants":120,"../../util/detectsilentaudio":121,"../../util/detectsilentvideo":122,"../../util/documentvisibilitymonitor.js":123,"../../util/localmediarestartdeferreds":129,"../../webaudio/workaround180748":149,"./sender":37,"@twilio/webrtc":152,"@twilio/webrtc/lib/util":165}],24:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var TrackPublication=require("./trackpublication");var _a=require("../../util/constants"),E=_a.typeErrors,trackPriority=_a.trackPriority;var LocalTrackPublication=function(_super){__extends(LocalTrackPublication,_super);function LocalTrackPublication(signaling,track,unpublish,options){var _this=_super.call(this,track.name,signaling.sid,options)||this;Object.defineProperties(_this,{_reemitTrackEvent:{value:function(){return _this.emit(_this.isTrackEnabled?"trackEnabled":"trackDisabled")}},_signaling:{value:signaling},_unpublish:{value:unpublish},isTrackEnabled:{enumerable:true,get:function(){return this.track.kind==="data"?true:this.track.isEnabled}},kind:{enumerable:true,value:track.kind},priority:{enumerable:true,get:function(){return signaling.updatedPriority}},track:{enumerable:true,value:track}});track.on("disabled",_this._reemitTrackEvent);track.on("enabled",_this._reemitTrackEvent);return _this}LocalTrackPublication.prototype.toString=function(){return"[LocalTrackPublication #"+this._instanceId+": "+this.trackSid+"]"};LocalTrackPublication.prototype.setPriority=function(priority){var priorityValues=Object.values(trackPriority);if(!priorityValues.includes(priority)){throw E.INVALID_VALUE("priority",priorityValues)}this._signaling.setPriority(priority);return this};LocalTrackPublication.prototype.unpublish=function(){this.track.removeListener("disabled",this._reemitTrackEvent);this.track.removeListener("enabled",this._reemitTrackEvent);this._unpublish(this);return this};return LocalTrackPublication}(TrackPublication);module.exports=LocalTrackPublication},{"../../util/constants":120,"./trackpublication":38}],25:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var _a=require("@twilio/webrtc/lib/util"),guessBrowser=_a.guessBrowser,isIOSChrome=_a.isIOSChrome;var detectSilentVideo=require("../../util/detectsilentvideo");var mixinLocalMediaTrack=require("./localmediatrack");var VideoTrack=require("./videotrack");var isUserMediaTrack=require("../../util").isUserMediaTrack;var LocalMediaVideoTrack=mixinLocalMediaTrack(VideoTrack);var LocalVideoTrack=function(_super){__extends(LocalVideoTrack,_super);function LocalVideoTrack(mediaStreamTrack,options){var _this=this;options=Object.assign({
workaroundSilentLocalVideo:(guessBrowser()==="safari"||isIOSChrome())&&isUserMediaTrack(mediaStreamTrack)&&typeof document!=="undefined"&&typeof document.createElement==="function"},options);_this=_super.call(this,mediaStreamTrack,options)||this;Object.defineProperties(_this,{_workaroundSilentLocalVideo:{value:options.workaroundSilentLocalVideo?workaroundSilentLocalVideo:null},_workaroundSilentLocalVideoCleanup:{value:null,writable:true}});if(_this._workaroundSilentLocalVideo){_this._workaroundSilentLocalVideoCleanup=_this._workaroundSilentLocalVideo(_this,document)}return _this}LocalVideoTrack.prototype.toString=function(){return"[LocalVideoTrack #"+this._instanceId+": "+this.id+"]"};LocalVideoTrack.prototype._checkIfCanCaptureFrames=function(){return _super.prototype._checkIfCanCaptureFrames.call(this,this._trackSender.isPublishing)};LocalVideoTrack.prototype._end=function(){return _super.prototype._end.apply(this,arguments)};LocalVideoTrack.prototype._setSenderMediaStreamTrack=function(useProcessed){var _this=this;var unprocessedTrack=this.mediaStreamTrack;var mediaStreamTrack=useProcessed?this.processedTrack:unprocessedTrack;return this._trackSender.setMediaStreamTrack(mediaStreamTrack).catch(function(error){return _this._log.warn("setMediaStreamTrack failed on LocalVideoTrack RTCRtpSender",{error:error,mediaStreamTrack:mediaStreamTrack})}).then(function(){_this._unprocessedTrack=useProcessed?unprocessedTrack:null})};LocalVideoTrack.prototype.addProcessor=function(){this._log.debug("Adding VideoProcessor to the LocalVideoTrack");var result=_super.prototype.addProcessor.apply(this,arguments);if(!this.processedTrack){return this._log.warn("Unable to add a VideoProcessor to the LocalVideoTrack")}this._log.debug("Updating LocalVideoTrack's MediaStreamTrack with the processed MediaStreamTrack",this.processedTrack);this._setSenderMediaStreamTrack(true);return result};LocalVideoTrack.prototype.removeProcessor=function(){var _this=this;this._log.debug("Removing VideoProcessor from the LocalVideoTrack");var result=_super.prototype.removeProcessor.apply(this,arguments);this._log.debug("Updating LocalVideoTrack's MediaStreamTrack with the original MediaStreamTrack");this._setSenderMediaStreamTrack().then(function(){return _this._updateElementsMediaStreamTrack()});return result};LocalVideoTrack.prototype.disable=function(){var result=_super.prototype.disable.apply(this,arguments);if(this.processedTrack){this.processedTrack.enabled=false}return result};LocalVideoTrack.prototype.enable=function(enabled){if(enabled===void 0){enabled=true}var result=_super.prototype.enable.apply(this,arguments);if(this.processedTrack){this.processedTrack.enabled=enabled;if(enabled){this._captureFrames();this._log.debug("Updating LocalVideoTrack's MediaStreamTrack with the processed MediaStreamTrack",this.processedTrack);this._setSenderMediaStreamTrack(true)}}return result};LocalVideoTrack.prototype.restart=function(){var _this=this;if(this._workaroundSilentLocalVideoCleanup){this._workaroundSilentLocalVideoCleanup();this._workaroundSilentLocalVideoCleanup=null}var promise=_super.prototype.restart.apply(this,arguments);if(this.processor){promise.then(function(){_this._restartProcessor()})}if(this._workaroundSilentLocalVideo){promise.finally(function(){_this._workaroundSilentLocalVideoCleanup=_this._workaroundSilentLocalVideo(_this,document)})}return promise};LocalVideoTrack.prototype.stop=function(){if(this._workaroundSilentLocalVideoCleanup){this._workaroundSilentLocalVideoCleanup();this._workaroundSilentLocalVideoCleanup=null}return _super.prototype.stop.apply(this,arguments)};return LocalVideoTrack}(LocalMediaVideoTrack);function workaroundSilentLocalVideo(localVideoTrack,doc){var log=localVideoTrack._log;var el=localVideoTrack._dummyEl,mediaStreamTrack=localVideoTrack.mediaStreamTrack;function onUnmute(){if(!localVideoTrack.isEnabled){return}log.info("Unmuted, checking silence");el.play().then(function(){return detectSilentVideo(el,doc)}).then(function(isSilent){if(!isSilent){log.info("Non-silent frames detected, so no need to restart");return}log.warn("Silence detected, restarting");localVideoTrack._stop();return localVideoTrack._restart()}).catch(function(error){log.warn("Failed to detect silence and restart:",error)}).finally(function(){el=localVideoTrack._dummyEl;if(!el.paused){el.pause()}mediaStreamTrack.removeEventListener("unmute",onUnmute);mediaStreamTrack=localVideoTrack.mediaStreamTrack;mediaStreamTrack.addEventListener("unmute",onUnmute)})}mediaStreamTrack.addEventListener("unmute",onUnmute);return function(){mediaStreamTrack.removeEventListener("unmute",onUnmute)}}module.exports=LocalVideoTrack},{"../../util":126,"../../util/detectsilentvideo":122,"./localmediatrack":23,"./videotrack":41,"@twilio/webrtc/lib/util":165}],26:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var LocalTrackPublication=require("./localtrackpublication");var LocalVideoTrackPublication=function(_super){__extends(LocalVideoTrackPublication,_super);function LocalVideoTrackPublication(signaling,track,unpublish,options){return _super.call(this,signaling,track,unpublish,options)||this}LocalVideoTrackPublication.prototype.toString=function(){return"[LocalVideoTrackPublication #"+this._instanceId+": "+this.trackSid+"]"};return LocalVideoTrackPublication}(LocalTrackPublication);module.exports=LocalVideoTrackPublication},{"./localtrackpublication":24}],27:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var _a=require("@twilio/webrtc/lib/util"),guessBrowser=_a.guessBrowser,isIOSChrome=_a.isIOSChrome;var MediaStream=require("@twilio/webrtc").MediaStream;var _b=require("../../util"),waitForEvent=_b.waitForEvent,waitForSometime=_b.waitForSometime;var localMediaRestartDeferreds=require("../../util/localmediarestartdeferreds");var Track=require("./");var MediaTrack=function(_super){__extends(MediaTrack,_super);function MediaTrack(mediaTrackTransceiver,options){var _this=this;options=Object.assign({playPausedElementsIfNotBackgrounded:(guessBrowser()==="safari"||isIOSChrome())&&typeof document==="object"&&typeof document.addEventListener==="function"&&typeof document.visibilityState==="string"},options);_this=_super.call(this,mediaTrackTransceiver.id,mediaTrackTransceiver.kind,options)||this;var isStarted=false;options=Object.assign({MediaStream:MediaStream},options);Object.defineProperties(_this,{_attachments:{value:new Set},_dummyEl:{value:null,writable:true},_elShims:{value:new WeakMap},_isStarted:{get:function(){return isStarted},set:function(_isStarted){isStarted=_isStarted}},_playPausedElementsIfNotBackgrounded:{value:options.playPausedElementsIfNotBackgrounded},_shouldShimAttachedElements:{value:options.workaroundWebKitBug212780||options.playPausedElementsIfNotBackgrounded},_unprocessedTrack:{value:null,writable:true},_MediaStream:{value:options.MediaStream},isStarted:{enumerable:true,get:function(){return isStarted}},mediaStreamTrack:{enumerable:true,get:function(){return this._unprocessedTrack||mediaTrackTransceiver.track}},processedTrack:{enumerable:true,value:null,writable:true}});_this._initialize();return _this}MediaTrack.prototype._start=function(){this._log.debug("Started");this._isStarted=true;if(this._dummyEl){this._dummyEl.oncanplay=null}this.emit("started",this)};MediaTrack.prototype._initialize=function(){var self=this;this._log.debug("Initializing");this._dummyEl=this._createElement();this.mediaStreamTrack.addEventListener("ended",function onended(){self._end();self.mediaStreamTrack.removeEventListener("ended",onended)});if(this._dummyEl){this._dummyEl.muted=true;this._dummyEl.oncanplay=this._start.bind(this,this._dummyEl);this._attach(this._dummyEl,this.mediaStreamTrack);this._attachments.delete(this._dummyEl)}};MediaTrack.prototype._end=function(){this._log.debug("Ended");if(this._dummyEl){this._dummyEl.remove();this._dummyEl.srcObject=null;this._dummyEl.oncanplay=null;this._dummyEl=null}};MediaTrack.prototype.attach=function(el){var _this=this;if(typeof el==="string"){el=this._selectElement(el)}else if(!el){el=this._createElement()}this._log.debug("Attempting to attach to element:",el);el=this._attach(el);if(this._shouldShimAttachedElements&&!this._elShims.has(el)){var onUnintentionallyPaused=this._playPausedElementsIfNotBackgrounded?function(){return playIfPausedAndNotBackgrounded(el,_this._log)}:null;this._elShims.set(el,shimMediaElement(el,onUnintentionallyPaused))}return el};MediaTrack.prototype._attach=function(el,mediaStreamTrack){if(mediaStreamTrack===void 0){mediaStreamTrack=this.processedTrack||this.mediaStreamTrack}var mediaStream=el.srcObject;if(!(mediaStream instanceof this._MediaStream)){mediaStream=new this._MediaStream}var getTracks=mediaStreamTrack.kind==="audio"?"getAudioTracks":"getVideoTracks";mediaStream[getTracks]().forEach(function(track){mediaStream.removeTrack(track)});mediaStream.addTrack(mediaStreamTrack);el.srcObject=mediaStream;el.autoplay=true;el.playsInline=true;if(!this._attachments.has(el)){this._attachments.add(el)}return el};MediaTrack.prototype._selectElement=function(selector){var el=document.querySelector(selector);if(!el){throw new Error("Selector matched no element: "+selector)}return el};MediaTrack.prototype._updateElementsMediaStreamTrack=function(){var _this=this;this._log.debug("Reattaching all elements to update mediaStreamTrack");this._getAllAttachedElements().forEach(function(el){return _this._attach(el)})};MediaTrack.prototype._createElement=function(){return typeof document!=="undefined"?document.createElement(this.kind):null};MediaTrack.prototype.detach=function(el){var els;if(typeof el==="string"){els=[this._selectElement(el)]}else if(!el){els=this._getAllAttachedElements()}else{els=[el]}this._log.debug("Attempting to detach from elements:",els);this._detachElements(els);return el?els[0]:els};MediaTrack.prototype._detachElements=function(elements){return elements.map(this._detachElement.bind(this))};MediaTrack.prototype._detachElement=function(el){if(!this._attachments.has(el)){return el}var mediaStream=el.srcObject;if(mediaStream instanceof this._MediaStream){mediaStream.removeTrack(this.processedTrack||this.mediaStreamTrack)}this._attachments.delete(el);if(this._shouldShimAttachedElements&&this._elShims.has(el)){var shim=this._elShims.get(el);shim.unShim();this._elShims.delete(el)}return el};MediaTrack.prototype._getAllAttachedElements=function(){var els=[];this._attachments.forEach(function(el){els.push(el)});return els};return MediaTrack}(Track);function playIfPausedAndNotBackgrounded(el,log){var tag=el.tagName.toLowerCase();log.warn("Unintentionally paused:",el);Promise.race([waitForEvent(document,"visibilitychange"),waitForSometime(1e3)]).then(function(){if(document.visibilityState==="visible"){localMediaRestartDeferreds.whenResolved("audio").then(function(){log.info("Playing unintentionally paused <"+tag+"> element");log.debug("Element:",el);return el.play()}).then(function(){log.info("Successfully played unintentionally paused <"+tag+"> element");log.debug("Element:",el)}).catch(function(error){log.warn("Error while playing unintentionally paused <"+tag+"> element:",{error:error,el:el})})}})}function shimMediaElement(el,onUnintentionallyPaused){if(onUnintentionallyPaused===void 0){onUnintentionallyPaused=null}var origPause=el.pause;var origPlay=el.play;var pausedIntentionally=false;el.pause=function(){pausedIntentionally=true;return origPause.call(el)};el.play=function(){pausedIntentionally=false;return origPlay.call(el)};var onPause=onUnintentionallyPaused?function(){if(!pausedIntentionally){onUnintentionallyPaused()}}:null;if(onPause){el.addEventListener("pause",onPause)}return{pausedIntentionally:function(){return pausedIntentionally},unShim:function(){el.pause=origPause;el.play=origPlay;if(onPause){el.removeEventListener("pause",onPause)}}}}module.exports=MediaTrack},{"../../util":126,"../../util/localmediarestartdeferreds":129,"./":18,"@twilio/webrtc":152,"@twilio/webrtc/lib/util":165}],28:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var MediaTrackTransceiver=require("./transceiver");var MediaTrackReceiver=function(_super){__extends(MediaTrackReceiver,_super);function MediaTrackReceiver(id,mediaStreamTrack){return _super.call(this,id,mediaStreamTrack)||this}return MediaTrackReceiver}(MediaTrackTransceiver);module.exports=MediaTrackReceiver},{"./transceiver":39}],29:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var AudioTrack=require("./audiotrack");var mixinRemoteMediaTrack=require("./remotemediatrack");var RemoteMediaAudioTrack=mixinRemoteMediaTrack(AudioTrack);var RemoteAudioTrack=function(_super){__extends(RemoteAudioTrack,_super);function RemoteAudioTrack(sid,mediaTrackReceiver,isEnabled,isSwitchedOff,setPriority,setRenderHint,options){return _super.call(this,sid,mediaTrackReceiver,isEnabled,isSwitchedOff,setPriority,setRenderHint,options)||this}RemoteAudioTrack.prototype.toString=function(){return"[RemoteAudioTrack #"+this._instanceId+": "+this.sid+"]"};RemoteAudioTrack.prototype.setPriority=function(priority){return _super.prototype.setPriority.call(this,priority)};return RemoteAudioTrack}(RemoteMediaAudioTrack);module.exports=RemoteAudioTrack},{"./audiotrack":13,"./remotemediatrack":33}],30:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var RemoteTrackPublication=require("./remotetrackpublication");var RemoteAudioTrackPublication=function(_super){__extends(RemoteAudioTrackPublication,_super);function RemoteAudioTrackPublication(signaling,options){return _super.call(this,signaling,options)||this}RemoteAudioTrackPublication.prototype.toString=function(){return"[RemoteAudioTrackPublication #"+this._instanceId+": "+this.trackSid+"]"};return RemoteAudioTrackPublication}(RemoteTrackPublication);module.exports=RemoteAudioTrackPublication},{"./remotetrackpublication":34}],31:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var Track=require("./");var _a=require("../../util/constants"),E=_a.typeErrors,trackPriority=_a.trackPriority;var RemoteDataTrack=function(_super){__extends(RemoteDataTrack,_super);function RemoteDataTrack(sid,dataTrackReceiver,options){var _this=_super.call(this,dataTrackReceiver.id,"data",options)||this;Object.defineProperties(_this,{_isSwitchedOff:{value:false,writable:true},_priority:{value:null,writable:true},isEnabled:{enumerable:true,value:true},isSwitchedOff:{enumerable:true,get:function(){return this._isSwitchedOff}},maxPacketLifeTime:{enumerable:true,value:dataTrackReceiver.maxPacketLifeTime},maxRetransmits:{enumerable:true,value:dataTrackReceiver.maxRetransmits},ordered:{enumerable:true,value:dataTrackReceiver.ordered},priority:{enumerable:true,get:function(){return this._priority}},reliable:{enumerable:true,value:dataTrackReceiver.maxPacketLifeTime===null&&dataTrackReceiver.maxRetransmits===null},sid:{enumerable:true,value:sid}});dataTrackReceiver.on("message",function(data){_this.emit("message",data,_this)});return _this}RemoteDataTrack.prototype.setPriority=function(priority){var priorityValues=__spreadArray([null],__read(Object.values(trackPriority)));if(!priorityValues.includes(priority)){throw E.INVALID_VALUE("priority",priorityValues)}this._priority=priority;return this};RemoteDataTrack.prototype._setEnabled=function(){};RemoteDataTrack.prototype._setSwitchedOff=function(isSwitchedOff){if(this._isSwitchedOff!==isSwitchedOff){this._isSwitchedOff=isSwitchedOff;this.emit(isSwitchedOff?"switchedOff":"switchedOn",this)}};return RemoteDataTrack}(Track);module.exports=RemoteDataTrack},{"../../util/constants":120,"./":18}],32:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var RemoteTrackPublication=require("./remotetrackpublication");var RemoteDataTrackPublication=function(_super){__extends(RemoteDataTrackPublication,_super);function RemoteDataTrackPublication(signaling,options){return _super.call(this,signaling,options)||this}RemoteDataTrackPublication.prototype.toString=function(){return"[RemoteDataTrackPublication #"+this._instanceId+": "+this.trackSid+"]"};return RemoteDataTrackPublication}(RemoteTrackPublication);module.exports=RemoteDataTrackPublication},{"./remotetrackpublication":34}],33:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var _a=require("../../util/constants"),E=_a.typeErrors,trackPriority=_a.trackPriority;var _b=require("@twilio/webrtc/lib/util"),guessBrowser=_b.guessBrowser,isIOSChrome=_b.isIOSChrome;var documentVisibilityMonitor=require("../../util/documentvisibilitymonitor.js");function mixinRemoteMediaTrack(AudioOrVideoTrack){return function(_super){__extends(RemoteMediaTrack,_super);function RemoteMediaTrack(sid,mediaTrackReceiver,isEnabled,isSwitchedOff,setPriority,setRenderHint,options){var _this=this;options=Object.assign({workaroundWebKitBug212780:(guessBrowser()==="safari"||isIOSChrome())&&typeof document==="object"&&typeof document.addEventListener==="function"&&typeof document.visibilityState==="string"},options);_this=_super.call(this,mediaTrackReceiver,options)||this;Object.defineProperties(_this,{_isEnabled:{value:isEnabled,writable:true},_isSwitchedOff:{value:isSwitchedOff,writable:true},_priority:{value:null,writable:true},_setPriority:{value:setPriority},_setRenderHint:{value:function(renderHint){_this._log.debug("updating render hint:",renderHint);setRenderHint(renderHint)}},isEnabled:{enumerable:true,get:function(){return this._isEnabled}},isSwitchedOff:{enumerable:true,get:function(){return this._isSwitchedOff}},priority:{enumerable:true,get:function(){return this._priority}},sid:{enumerable:true,value:sid},_workaroundWebKitBug212780:{value:options.workaroundWebKitBug212780},_workaroundWebKitBug212780Cleanup:{value:null,writable:true}});return _this}RemoteMediaTrack.prototype.setPriority=function(priority){var priorityValues=__spreadArray([null],__read(Object.values(trackPriority)));if(!priorityValues.includes(priority)){throw E.INVALID_VALUE("priority",priorityValues)}if(this._priority!==priority){this._priority=priority;this._setPriority(priority)}return this};RemoteMediaTrack.prototype._setEnabled=function(isEnabled){if(this._isEnabled!==isEnabled){this._isEnabled=isEnabled;this.emit(this._isEnabled?"enabled":"disabled",this)}};RemoteMediaTrack.prototype._setSwitchedOff=function(isSwitchedOff){if(this._isSwitchedOff!==isSwitchedOff){this._isSwitchedOff=isSwitchedOff;this.emit(isSwitchedOff?"switchedOff":"switchedOn",this)}};RemoteMediaTrack.prototype.attach=function(el){var result=_super.prototype.attach.call(this,el);if(this.mediaStreamTrack.enabled!==true){this.mediaStreamTrack.enabled=true;if(this.processedTrack){this.processedTrack.enabled=true}if(this.processor){this._captureFrames()}}if(this._workaroundWebKitBug212780){this._workaroundWebKitBug212780Cleanup=this._workaroundWebKitBug212780Cleanup||playIfPausedWhileInBackground(this)}return result};RemoteMediaTrack.prototype.detach=function(el){var result=_super.prototype.detach.call(this,el);if(this._attachments.size===0){this.mediaStreamTrack.enabled=false;if(this.processedTrack){this.processedTrack.enabled=false}if(this._workaroundWebKitBug212780Cleanup){this._workaroundWebKitBug212780Cleanup();this._workaroundWebKitBug212780Cleanup=null}}return result};return RemoteMediaTrack}(AudioOrVideoTrack)}function playIfPausedWhileInBackground(remoteMediaTrack){var log=remoteMediaTrack._log,kind=remoteMediaTrack.kind;function onVisibilityChanged(isVisible){if(!isVisible){return}remoteMediaTrack._attachments.forEach(function(el){var shim=remoteMediaTrack._elShims.get(el);var isInadvertentlyPaused=el.paused&&shim&&!shim.pausedIntentionally();if(isInadvertentlyPaused){log.info("Playing inadvertently paused <"+kind+"> element");log.debug("Element:",el);log.debug("RemoteMediaTrack:",remoteMediaTrack);el.play().then(function(){log.info("Successfully played inadvertently paused <"+kind+"> element");log.debug("Element:",el);log.debug("RemoteMediaTrack:",remoteMediaTrack)}).catch(function(err){log.warn("Error while playing inadvertently paused <"+kind+"> element:",{err:err,el:el,remoteMediaTrack:remoteMediaTrack})})}})}documentVisibilityMonitor.onVisibilityChange(2,onVisibilityChanged);return function(){documentVisibilityMonitor.offVisibilityChange(2,onVisibilityChanged)}}module.exports=mixinRemoteMediaTrack},{"../../util/constants":120,"../../util/documentvisibilitymonitor.js":123,"@twilio/webrtc/lib/util":165}],34:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var TrackPublication=require("./trackpublication");var RemoteTrackPublication=function(_super){__extends(RemoteTrackPublication,_super);function RemoteTrackPublication(signaling,options){var _this=_super.call(this,signaling.name,signaling.sid,options)||this;Object.defineProperties(_this,{_signaling:{value:signaling},_track:{value:null,writable:true},isSubscribed:{enumerable:true,get:function(){return!!this._track}},isTrackEnabled:{enumerable:true,get:function(){return signaling.isEnabled}},kind:{enumerable:true,value:signaling.kind},publishPriority:{enumerable:true,get:function(){return signaling.priority}},track:{enumerable:true,get:function(){return this._track}}});var error=signaling.error,isEnabled=signaling.isEnabled,isSwitchedOff=signaling.isSwitchedOff,priority=signaling.priority;signaling.on("updated",function(){if(error!==signaling.error){error=signaling.error;_this.emit("subscriptionFailed",signaling.error);return}if(isEnabled!==signaling.isEnabled){isEnabled=signaling.isEnabled;if(_this.track){_this.track._setEnabled(signaling.isEnabled)}_this.emit(signaling.isEnabled?"trackEnabled":"trackDisabled")}if(isSwitchedOff!==signaling.isSwitchedOff){_this._log.debug(_this.trackSid+": "+(isSwitchedOff?"OFF":"ON")+" => "+(signaling.isSwitchedOff?"OFF":"ON"));isSwitchedOff=signaling.isSwitchedOff;if(_this.track){_this.track._setSwitchedOff(signaling.isSwitchedOff);_this.emit(isSwitchedOff?"trackSwitchedOff":"trackSwitchedOn",_this.track)}else if(isSwitchedOff){_this._log.warn("Track was not subscribed when switched Off.")}}if(priority!==signaling.priority){priority=signaling.priority;_this.emit("publishPriorityChanged",priority)}});return _this}RemoteTrackPublication.prototype.toString=function(){return"[RemoteTrackPublication #"+this._instanceId+": "+this.trackSid+"]"};RemoteTrackPublication.prototype._subscribed=function(track){if(!this._track&&track){this._track=track;this.emit("subscribed",track)}};RemoteTrackPublication.prototype._unsubscribe=function(){if(this._track){var track=this._track;this._track=null;this.emit("unsubscribed",track)}};return RemoteTrackPublication}(TrackPublication);module.exports=RemoteTrackPublication},{"./trackpublication":38}],35:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var mixinRemoteMediaTrack=require("./remotemediatrack");var VideoTrack=require("./videotrack");var documentVisibilityMonitor=require("../../util/documentvisibilitymonitor.js");var NullObserver=require("../../util/nullobserver.js").NullObserver;var Timeout=require("../../util/timeout");var RemoteMediaVideoTrack=mixinRemoteMediaTrack(VideoTrack);var TRACK_TURN_OF_DELAY_MS=50;var RemoteVideoTrack=function(_super){__extends(RemoteVideoTrack,_super);function RemoteVideoTrack(sid,mediaTrackReceiver,isEnabled,isSwitchedOff,setPriority,setRenderHint,options){var _this=this;options=Object.assign({clientTrackSwitchOffControl:"auto",contentPreferencesMode:"auto",enableDocumentVisibilityTurnOff:true},options);options=Object.assign({IntersectionObserver:typeof IntersectionObserver==="undefined"||options.clientTrackSwitchOffControl!=="auto"?NullObserver:IntersectionObserver,ResizeObserver:typeof ResizeObserver==="undefined"||options.contentPreferencesMode!=="auto"?NullObserver:ResizeObserver},options);_this=_super.call(this,sid,mediaTrackReceiver,isEnabled,isSwitchedOff,setPriority,setRenderHint,options)||this;Object.defineProperties(_this,{_enableDocumentVisibilityTurnOff:{value:options.enableDocumentVisibilityTurnOff===true&&options.clientTrackSwitchOffControl==="auto"},_documentVisibilityTurnOffCleanup:{value:null,writable:true},_clientTrackSwitchOffControl:{value:options.clientTrackSwitchOffControl},_contentPreferencesMode:{value:options.contentPreferencesMode},_invisibleElements:{value:new WeakSet},_turnOffTimer:{value:new Timeout(function(){_this._setRenderHint({enabled:false})},TRACK_TURN_OF_DELAY_MS,false)},_resizeObserver:{value:new options.ResizeObserver(function(entries){var visibleElementResized=entries.find(function(entry){return!_this._invisibleElements.has(entry.target)});if(visibleElementResized){maybeUpdateDimensionHint(_this)}})},_intersectionObserver:{value:new options.IntersectionObserver(function(entries){var shouldSetRenderHint=false;entries.forEach(function(entry){var wasVisible=!_this._invisibleElements.has(entry.target);if(wasVisible!==entry.isIntersecting){if(entry.isIntersecting){_this._log.debug("intersectionObserver detected: Off => On");_this._invisibleElements.delete(entry.target)}else{_this._log.debug("intersectionObserver detected: On => Off");_this._invisibleElements.add(entry.target)}shouldSetRenderHint=true}});if(shouldSetRenderHint){maybeUpdateEnabledHint(_this);maybeUpdateDimensionHint(_this)}},{threshold:.25})}});return _this}RemoteVideoTrack.prototype._start=function(dummyEl){
var result=_super.prototype._start.call(this,dummyEl);maybeUpdateEnabledHint(this);return result};RemoteVideoTrack.prototype.switchOn=function(){if(this._clientTrackSwitchOffControl!=="manual"){throw new Error('Invalid state. You can call switchOn only when bandwidthProfile.video.clientTrackSwitchOffControl is set to "manual"')}this._setRenderHint({enabled:true});return this};RemoteVideoTrack.prototype.switchOff=function(){if(this._clientTrackSwitchOffControl!=="manual"){throw new Error('Invalid state. You can call switchOff only when bandwidthProfile.video.clientTrackSwitchOffControl is set to "manual"')}this._setRenderHint({enabled:false});return this};RemoteVideoTrack.prototype.setContentPreferences=function(contentPreferences){if(this._contentPreferencesMode!=="manual"){throw new Error('Invalid state. You can call switchOn only when bandwidthProfile.video.contentPreferencesMode is set to "manual"')}if(contentPreferences.renderDimensions){this._setRenderHint({renderDimensions:contentPreferences.renderDimensions})}return this};RemoteVideoTrack.prototype.attach=function(el){var result=_super.prototype.attach.call(this,el);if(this._clientTrackSwitchOffControl==="auto"){this._invisibleElements.add(result)}this._intersectionObserver.observe(result);this._resizeObserver.observe(result);if(this._enableDocumentVisibilityTurnOff){this._documentVisibilityTurnOffCleanup=this._documentVisibilityTurnOffCleanup||setupDocumentVisibilityTurnOff(this)}return result};RemoteVideoTrack.prototype.detach=function(el){var _this=this;var result=_super.prototype.detach.call(this,el);var elements=Array.isArray(result)?result:[result];elements.forEach(function(element){_this._intersectionObserver.unobserve(element);_this._resizeObserver.unobserve(element);_this._invisibleElements.delete(element)});if(this._attachments.size===0){if(this._documentVisibilityTurnOffCleanup){this._documentVisibilityTurnOffCleanup();this._documentVisibilityTurnOffCleanup=null}}maybeUpdateEnabledHint(this);maybeUpdateDimensionHint(this);return result};RemoteVideoTrack.prototype.addProcessor=function(){return _super.prototype.addProcessor.apply(this,arguments)};RemoteVideoTrack.prototype.removeProcessor=function(){return _super.prototype.removeProcessor.apply(this,arguments)};RemoteVideoTrack.prototype.toString=function(){return"[RemoteVideoTrack #"+this._instanceId+": "+this.sid+"]"};RemoteVideoTrack.prototype.setPriority=function(priority){return _super.prototype.setPriority.call(this,priority)};return RemoteVideoTrack}(RemoteMediaVideoTrack);function setupDocumentVisibilityTurnOff(removeVideoTrack){function onVisibilityChanged(){maybeUpdateEnabledHint(removeVideoTrack)}documentVisibilityMonitor.onVisibilityChange(1,onVisibilityChanged);return function(){documentVisibilityMonitor.offVisibilityChange(1,onVisibilityChanged)}}function maybeUpdateEnabledHint(removeVideoTrack){if(removeVideoTrack._clientTrackSwitchOffControl!=="auto"){return}var visibleElements=removeVideoTrack._getAllAttachedElements().filter(function(el){return!removeVideoTrack._invisibleElements.has(el)});var enabled=document.visibilityState==="visible"&&visibleElements.length>0;if(enabled===true){removeVideoTrack._turnOffTimer.clear();removeVideoTrack._setRenderHint({enabled:true})}else if(!removeVideoTrack._turnOffTimer.isSet){removeVideoTrack._turnOffTimer.start()}}function maybeUpdateDimensionHint(removeVideoTrack){if(removeVideoTrack._contentPreferencesMode!=="auto"){return}var visibleElements=removeVideoTrack._getAllAttachedElements().filter(function(el){return!removeVideoTrack._invisibleElements.has(el)});if(visibleElements.length>0){var _a=__read(visibleElements.sort(function(el1,el2){return el2.clientHeight+el2.clientWidth-el1.clientHeight-el1.clientWidth-1}),1),_b=_a[0],clientHeight=_b.clientHeight,clientWidth=_b.clientWidth;var renderDimensions={height:clientHeight,width:clientWidth};removeVideoTrack._setRenderHint({renderDimensions:renderDimensions})}}module.exports=RemoteVideoTrack},{"../../util/documentvisibilitymonitor.js":123,"../../util/nullobserver.js":133,"../../util/timeout":142,"./remotemediatrack":33,"./videotrack":41}],36:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var RemoteTrackPublication=require("./remotetrackpublication");var RemoteVideoTrackPublication=function(_super){__extends(RemoteVideoTrackPublication,_super);function RemoteVideoTrackPublication(signaling,options){return _super.call(this,signaling,options)||this}RemoteVideoTrackPublication.prototype.toString=function(){return"[RemoteVideoTrackPublication #"+this._instanceId+": "+this.trackSid+"]"};return RemoteVideoTrackPublication}(RemoteTrackPublication);module.exports=RemoteVideoTrackPublication},{"./remotetrackpublication":34}],37:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var MediaTrackTransceiver=require("./transceiver");var MediaTrackSender=function(_super){__extends(MediaTrackSender,_super);function MediaTrackSender(mediaStreamTrack){var _this=_super.call(this,mediaStreamTrack.id,mediaStreamTrack)||this;Object.defineProperties(_this,{_clones:{value:new Set},_senders:{value:new Set},isPublishing:{get:function(){return!!this._clones.size}}});return _this}MediaTrackSender.prototype.clone=function(){var clone=new MediaTrackSender(this.track.clone());this._clones.add(clone);return clone};MediaTrackSender.prototype.removeClone=function(clone){this._clones.delete(clone)};MediaTrackSender.prototype.setMediaStreamTrack=function(mediaStreamTrack){var _this=this;var clones=Array.from(this._clones);var senders=Array.from(this._senders);return Promise.all(clones.map(function(clone){return clone.setMediaStreamTrack(mediaStreamTrack.clone())}).concat(senders.map(function(sender){return sender.replaceTrack(mediaStreamTrack)}))).finally(function(){_this._track=mediaStreamTrack})};MediaTrackSender.prototype.addSender=function(sender){this._senders.add(sender);return this};MediaTrackSender.prototype.removeSender=function(sender){this._senders.delete(sender);return this};return MediaTrackSender}(MediaTrackTransceiver);module.exports=MediaTrackSender},{"./transceiver":39}],38:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var EventEmitter=require("../../eventemitter");var _a=require("../../util"),buildLogLevels=_a.buildLogLevels,valueToJSON=_a.valueToJSON;var DEFAULT_LOG_LEVEL=require("../../util/constants").DEFAULT_LOG_LEVEL;var Log=require("../../util/log");var nInstances=0;var TrackPublication=function(_super){__extends(TrackPublication,_super);function TrackPublication(trackName,trackSid,options){var _this=_super.call(this)||this;options=Object.assign({logLevel:DEFAULT_LOG_LEVEL},options);var logLevels=buildLogLevels(options.logLevel);Object.defineProperties(_this,{_instanceId:{value:nInstances++},_log:{value:options.log?options.log.createLog("default",_this):new Log("default",_this,logLevels,options.loggerName)},trackName:{enumerable:true,value:trackName},trackSid:{enumerable:true,value:trackSid}});return _this}TrackPublication.prototype.toJSON=function(){return valueToJSON(this)};TrackPublication.prototype.toString=function(){return"[TrackPublication #"+this._instanceId+": "+this.trackSid+"]"};return TrackPublication}(EventEmitter);module.exports=TrackPublication},{"../../eventemitter":10,"../../util":126,"../../util/constants":120,"../../util/log":130}],39:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var TrackTransceiver=require("../../transceiver");var MediaTrackTransceiver=function(_super){__extends(MediaTrackTransceiver,_super);function MediaTrackTransceiver(id,mediaStreamTrack){var _this=_super.call(this,id,mediaStreamTrack.kind)||this;Object.defineProperties(_this,{_track:{value:mediaStreamTrack,writable:true},enabled:{enumerable:true,get:function(){return this._track.enabled}},readyState:{enumerable:true,get:function(){return this._track.readyState}},track:{enumerable:true,get:function(){return this._track}}});return _this}MediaTrackTransceiver.prototype.stop=function(){this.track.stop();_super.prototype.stop.call(this)};return MediaTrackTransceiver}(TrackTransceiver);module.exports=MediaTrackTransceiver},{"../../transceiver":115}],40:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var EventEmitter=require("events").EventEmitter;var DEFAULT_VIDEO_PROCESSOR_STATS_INTERVAL_MS=require("../../util/constants").DEFAULT_VIDEO_PROCESSOR_STATS_INTERVAL_MS;var VideoProcessorEventObserver=function(_super){__extends(VideoProcessorEventObserver,_super);function VideoProcessorEventObserver(log){var _this=_super.call(this)||this;Object.defineProperties(_this,{_lastStatsSaveTime:{value:null,writable:true},_lastStatsPublishTime:{value:null,writable:true},_log:{value:log},_processorInfo:{value:null,writable:true},_stats:{value:null,writable:true}});_this.on("add",function(info){_this._lastStatsSaveTime=Date.now();_this._lastStatsPublishTime=Date.now();_this._processorInfo=info;_this._stats=[];_this._reemitEvent("add",_this._getEventData())});_this.on("remove",function(){var data=_this._getEventData();_this._lastStatsSaveTime=null;_this._lastStatsPublishTime=null;_this._processorInfo=null;_this._stats=null;_this._reemitEvent("remove",data)});_this.on("start",function(){_this._reemitEvent("start",_this._getEventData())});_this.on("stop",function(message){_this._reemitEvent("stop",Object.assign({message:message},_this._getEventData()))});_this.on("stats",function(){return _this._maybeEmitStats()});return _this}VideoProcessorEventObserver.prototype._getEventData=function(){if(!this._processorInfo){return{}}var _a=this._processorInfo,processor=_a.processor,captureHeight=_a.captureHeight,captureWidth=_a.captureWidth,inputFrameRate=_a.inputFrameRate,isRemoteVideoTrack=_a.isRemoteVideoTrack;var data={captureHeight:captureHeight,captureWidth:captureWidth,inputFrameRate:inputFrameRate,isRemoteVideoTrack:isRemoteVideoTrack};data.name=processor._name||"VideoProcessor";["assetsPath","blurFilterRadius","fitType","isSimdEnabled","maskBlurRadius","version"].forEach(function(prop){var val=processor["_"+prop];if(typeof val!=="undefined"){data[prop]=val}});Object.keys(data).forEach(function(prop){var val=data[prop];if(typeof val==="boolean"){data[prop]=val?"true":"false"}});return data};VideoProcessorEventObserver.prototype._maybeEmitStats=function(){if(!this._stats||!this._processorInfo){return}var benchmark=this._processorInfo.processor._benchmark;if(!benchmark){return}var now=Date.now();if(now-this._lastStatsSaveTime<1e3){return}var entry={outputFrameRate:benchmark.getRate("totalProcessingDelay")};["captureFrameDelay","imageCompositionDelay","inputImageResizeDelay","processFrameDelay","segmentationDelay"].forEach(function(name){entry[name]=benchmark.getAverageDelay(name)});this._lastStatsSaveTime=now;this._stats.push(entry);if(now-this._lastStatsPublishTime<DEFAULT_VIDEO_PROCESSOR_STATS_INTERVAL_MS){return}this._lastStatsPublishTime=now;var stats=this._stats.splice(0);var averages=stats.reduce(function(averages,current,n){Object.keys(entry).forEach(function(name){if(!averages[name]){averages[name]=0}averages[name]=(averages[name]*n+current[name])/(n+1)});return averages},{});Object.keys(averages).forEach(function(name){averages[name]=parseFloat(averages[name].toFixed(2))});this._reemitEvent("stats",Object.assign({},averages,this._getEventData()))};VideoProcessorEventObserver.prototype._reemitEvent=function(name,data){this._log.debug("VideoProcessor:"+name,data);this.emit("event",{name:name,data:data})};return VideoProcessorEventObserver}(EventEmitter);module.exports=VideoProcessorEventObserver},{"../../util/constants":120,events:179}],41:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var MediaTrack=require("./mediatrack");var VideoProcessorEventObserver=require("./videoprocessoreventobserver");var DEFAULT_FRAME_RATE=require("../../util/constants").DEFAULT_FRAME_RATE;var VideoTrack=function(_super){__extends(VideoTrack,_super);function VideoTrack(mediaTrackTransceiver,options){var _this=_super.call(this,mediaTrackTransceiver,options)||this;Object.defineProperties(_this,{_captureTimeoutId:{value:null,writable:true},_isCapturing:{value:false,writable:true},_inputFrame:{value:null,writable:true},_outputFrame:{value:null,writable:true},_processorEventObserver:{value:null,writable:true},_unmuteHandler:{value:null,writable:true},dimensions:{enumerable:true,value:{width:null,height:null}},processor:{enumerable:true,value:null,writable:true}});_this._processorEventObserver=new(options.VideoProcessorEventObserver||VideoProcessorEventObserver)(_this._log);return _this}VideoTrack.prototype._checkIfCanCaptureFrames=function(isPublishing){if(isPublishing===void 0){isPublishing=false}var canCaptureFrames=true;var message="";var _a=this.mediaStreamTrack,enabled=_a.enabled,readyState=_a.readyState;if(!enabled){canCaptureFrames=false;message="MediaStreamTrack is disabled"}if(readyState==="ended"){canCaptureFrames=false;message="MediaStreamTrack is ended"}if(!this.processor){canCaptureFrames=false;message="VideoProcessor not detected."}if(!this._attachments.size&&!isPublishing){canCaptureFrames=false;message="VideoTrack is not publishing and there is no attached element."}if(message){this._log.debug(message)}return{canCaptureFrames:canCaptureFrames,message:message}};VideoTrack.prototype._captureFrames=function(){var _this=this;if(this._isCapturing){this._log.debug("Ignoring captureFrames call. Capture is already in progress");return}if(!this._checkIfCanCaptureFrames().canCaptureFrames){this._isCapturing=false;this._log.debug("Cannot capture frames. Ignoring captureFrames call.");return}this._isCapturing=true;this._processorEventObserver.emit("start");this._log.debug("Start capturing frames");var startTime=Date.now();var processFramePeriodMs;this._dummyEl.play().then(function(){var captureFrame=function(cb){clearTimeout(_this._captureTimeoutId);var _a=_this.mediaStreamTrack.getSettings().frameRate,frameRate=_a===void 0?DEFAULT_FRAME_RATE:_a;var capturePeriodMs=Math.floor(1e3/frameRate);var delay=capturePeriodMs-processFramePeriodMs;if(delay<0||typeof processFramePeriodMs!=="number"){delay=0}_this._captureTimeoutId=setTimeout(cb,delay)};var process=function(){var checkResult=_this._checkIfCanCaptureFrames();if(!checkResult.canCaptureFrames){_this._isCapturing=false;_this._processorEventObserver.emit("stop",checkResult.message);_this._log.debug("Cannot capture frames. Stopping capturing frames.");return}startTime=Date.now();var _a=_this.mediaStreamTrack.getSettings(),_b=_a.width,width=_b===void 0?0:_b,_c=_a.height,height=_c===void 0?0:_c;if(_this._inputFrame.width!==width){_this._inputFrame.width=width;_this._inputFrame.height=height;if(_this._outputFrame){_this._outputFrame.width=width;_this._outputFrame.height=height}}_this._inputFrame.getContext("2d").drawImage(_this._dummyEl,0,0,width,height);var result=null;try{result=_this.processor.processFrame(_this._inputFrame,_this._outputFrame)}catch(ex){_this._log.debug("Exception detected after calling processFrame.",ex)}(result instanceof Promise?result:Promise.resolve(result)).then(function(){if(_this._outputFrame){_this.processedTrack.requestFrame();_this._processorEventObserver.emit("stats")}}).finally(function(){processFramePeriodMs=Date.now()-startTime;captureFrame(process)})};captureFrame(process)}).catch(function(error){return _this._log.error("Video element cannot be played",{error:error,track:_this})})};VideoTrack.prototype._initialize=function(){var _this=this;_super.prototype._initialize.call(this);if(this._dummyEl){this._dummyEl.onloadedmetadata=function(){if(dimensionsChanged(_this,_this._dummyEl)){_this.dimensions.width=_this._dummyEl.videoWidth;_this.dimensions.height=_this._dummyEl.videoHeight}};this._dummyEl.onresize=function(){if(dimensionsChanged(_this,_this._dummyEl)){_this.dimensions.width=_this._dummyEl.videoWidth;_this.dimensions.height=_this._dummyEl.videoHeight;if(_this.isStarted){_this._log.debug("Dimensions changed:",_this.dimensions);_this.emit(VideoTrack.DIMENSIONS_CHANGED,_this)}}}}};VideoTrack.prototype._restartProcessor=function(){var processor=this.processor;if(processor){this.removeProcessor(processor);this.addProcessor(processor)}};VideoTrack.prototype._start=function(dummyEl){this.dimensions.width=dummyEl.videoWidth;this.dimensions.height=dummyEl.videoHeight;this._log.debug("Dimensions:",this.dimensions);return _super.prototype._start.call(this,dummyEl)};VideoTrack.prototype.addProcessor=function(processor){var _this=this;if(typeof OffscreenCanvas!=="function"){return this._log.warn("Adding a VideoProcessor is not supported in this browser.")}if(!processor||typeof processor.processFrame!=="function"){throw new Error("Received an invalid VideoProcessor from addProcessor.")}if(this.processor){throw new Error("A VideoProcessor has already been added.")}if(!this._dummyEl){throw new Error("VideoTrack has not been initialized.")}this._log.debug("Adding VideoProcessor to the VideoTrack",processor);if(!this._unmuteHandler){this._unmuteHandler=function(){_this._log.debug("mediaStreamTrack unmuted");if(_this.processedTrack.muted){_this._log.debug("mediaStreamTrack is unmuted but processedTrack is muted. Restarting processor.");_this._restartProcessor()}};this.mediaStreamTrack.addEventListener("unmute",this._unmuteHandler)}var _a=this.mediaStreamTrack.getSettings(),_b=_a.width,width=_b===void 0?0:_b,_c=_a.height,height=_c===void 0?0:_c,_d=_a.frameRate,frameRate=_d===void 0?DEFAULT_FRAME_RATE:_d;this._inputFrame=new OffscreenCanvas(width,height);this._outputFrame=document.createElement("canvas");this._outputFrame.width=width;this._outputFrame.height=height;this.processedTrack=this._outputFrame.captureStream(0).getTracks()[0];this.processedTrack.enabled=this.mediaStreamTrack.enabled;this.processor=processor;this._processorEventObserver.emit("add",{processor:processor,captureHeight:height,captureWidth:width,inputFrameRate:frameRate,isRemoteVideoTrack:this.toString().includes("RemoteVideoTrack")});this._updateElementsMediaStreamTrack();this._captureFrames();return this};VideoTrack.prototype.attach=function(){var result=_super.prototype.attach.apply(this,arguments);if(this.processor){this._captureFrames()}return result};VideoTrack.prototype.detach=function(){return _super.prototype.detach.apply(this,arguments)};VideoTrack.prototype.removeProcessor=function(processor){if(!processor){throw new Error("Received an invalid VideoProcessor from removeProcessor.")}if(!this.processor){throw new Error("No existing VideoProcessor detected.")}if(processor!==this.processor){throw new Error("The provided VideoProcessor is different than the existing one.")}this._processorEventObserver.emit("remove");this._log.debug("Removing VideoProcessor from the VideoTrack",processor);clearTimeout(this._captureTimeoutId);this.mediaStreamTrack.removeEventListener("unmute",this._unmuteHandler);this._unmuteHandler=null;this._isCapturing=false;this.processor=null;this.processedTrack=null;this._inputFrame.getContext("2d").clearRect(0,0,this._inputFrame.width,this._inputFrame.height);this._outputFrame.getContext("2d").clearRect(0,0,this._outputFrame.width,this._outputFrame.height);this._inputFrame=null;this._outputFrame=null;this._updateElementsMediaStreamTrack();return this};return VideoTrack}(MediaTrack);VideoTrack.DIMENSIONS_CHANGED="dimensionsChanged";function dimensionsChanged(track,elem){return track.dimensions.width!==elem.videoWidth||track.dimensions.height!==elem.videoHeight}module.exports=VideoTrack},{"../../util/constants":120,"./mediatrack":27,"./videoprocessoreventobserver":40}],42:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var EventEmitter=require("events").EventEmitter;var _a=require("./util/constants"),DEFAULT_NQ_LEVEL_LOCAL=_a.DEFAULT_NQ_LEVEL_LOCAL,DEFAULT_NQ_LEVEL_REMOTE=_a.DEFAULT_NQ_LEVEL_REMOTE,MAX_NQ_LEVEL=_a.MAX_NQ_LEVEL;var inRange=require("./util").inRange;var NetworkQualityConfigurationImpl=function(_super){__extends(NetworkQualityConfigurationImpl,_super);function NetworkQualityConfigurationImpl(networkQualityConfiguration){var _this=_super.call(this)||this;networkQualityConfiguration=Object.assign({local:DEFAULT_NQ_LEVEL_LOCAL,remote:DEFAULT_NQ_LEVEL_REMOTE},networkQualityConfiguration);Object.defineProperties(_this,{local:{value:inRange(networkQualityConfiguration.local,DEFAULT_NQ_LEVEL_LOCAL,MAX_NQ_LEVEL)?networkQualityConfiguration.local:DEFAULT_NQ_LEVEL_LOCAL,writable:true},remote:{value:inRange(networkQualityConfiguration.remote,DEFAULT_NQ_LEVEL_REMOTE,MAX_NQ_LEVEL)?networkQualityConfiguration.remote:DEFAULT_NQ_LEVEL_REMOTE,writable:true}});return _this}NetworkQualityConfigurationImpl.prototype.update=function(networkQualityConfiguration){var _this=this;networkQualityConfiguration=Object.assign({local:this.local,remote:this.remote},networkQualityConfiguration);[["local",DEFAULT_NQ_LEVEL_LOCAL,3],["remote",DEFAULT_NQ_LEVEL_REMOTE,3]].forEach(function(_a){var _b=__read(_a,3),localOrRemote=_b[0],min=_b[1],max=_b[2];_this[localOrRemote]=typeof networkQualityConfiguration[localOrRemote]==="number"&&inRange(networkQualityConfiguration[localOrRemote],min,max)?networkQualityConfiguration[localOrRemote]:min})};return NetworkQualityConfigurationImpl}(EventEmitter);module.exports=NetworkQualityConfigurationImpl},{"./util":126,"./util/constants":120,events:179}],43:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var EventEmitter=require("./eventemitter");var RemoteAudioTrack=require("./media/track/remoteaudiotrack");var RemoteAudioTrackPublication=require("./media/track/remoteaudiotrackpublication");var RemoteDataTrack=require("./media/track/remotedatatrack");var RemoteDataTrackPublication=require("./media/track/remotedatatrackpublication");var RemoteVideoTrack=require("./media/track/remotevideotrack");var RemoteVideoTrackPublication=require("./media/track/remotevideotrackpublication");var util=require("./util");var nInstances=0;var Participant=function(_super){__extends(Participant,_super);function Participant(signaling,options){var _this=_super.call(this)||this;options=Object.assign({RemoteAudioTrack:RemoteAudioTrack,RemoteAudioTrackPublication:RemoteAudioTrackPublication,RemoteDataTrack:RemoteDataTrack,RemoteDataTrackPublication:RemoteDataTrackPublication,RemoteVideoTrack:RemoteVideoTrack,RemoteVideoTrackPublication:RemoteVideoTrackPublication,tracks:[]},options);var indexed=indexTracksById(options.tracks);var log=options.log.createLog("default",_this);var audioTracks=new Map(indexed.audioTracks);var dataTracks=new Map(indexed.dataTracks);var tracks=new Map(indexed.tracks);var videoTracks=new Map(indexed.videoTracks);Object.defineProperties(_this,{_RemoteAudioTrack:{value:options.RemoteAudioTrack},_RemoteAudioTrackPublication:{value:options.RemoteAudioTrackPublication},_RemoteDataTrack:{value:options.RemoteDataTrack},_RemoteDataTrackPublication:{value:options.RemoteDataTrackPublication},_RemoteVideoTrack:{value:options.RemoteVideoTrack},_RemoteVideoTrackPublication:{value:options.RemoteVideoTrackPublication},_audioTracks:{value:audioTracks},_dataTracks:{value:dataTracks},_instanceId:{value:++nInstances},_clientTrackSwitchOffControl:{value:options.clientTrackSwitchOffControl},_contentPreferencesMode:{value:options.contentPreferencesMode},_log:{value:log},_signaling:{value:signaling},_tracks:{value:tracks},_trackEventReemitters:{value:new Map},_trackPublicationEventReemitters:{value:new Map},_trackSignalingUpdatedEventCallbacks:{value:new Map},_videoTracks:{value:videoTracks},audioTracks:{enumerable:true,value:new Map},dataTracks:{enumerable:true,value:new Map},identity:{enumerable:true,get:function(){return signaling.identity}},networkQualityLevel:{enumerable:true,get:function(){return signaling.networkQualityLevel}},networkQualityStats:{enumerable:true,get:function(){return signaling.networkQualityStats}},sid:{enumerable:true,get:function(){return signaling.sid}},state:{enumerable:true,get:function(){return signaling.state}},tracks:{enumerable:true,value:new Map},videoTracks:{enumerable:true,value:new Map}});_this._tracks.forEach(reemitTrackEvents.bind(null,_this));signaling.on("networkQualityLevelChanged",function(){return _this.emit("networkQualityLevelChanged",_this.networkQualityLevel,_this.networkQualityStats&&(_this.networkQualityStats.audio||_this.networkQualityStats.video)?_this.networkQualityStats:null)});reemitSignalingStateChangedEvents(_this,signaling);log.info("Created a new Participant"+(_this.identity?": "+_this.identity:""));return _this}Participant.prototype._getTrackEvents=function(){return[["dimensionsChanged","trackDimensionsChanged"],["message","trackMessage"],["started","trackStarted"]]};Participant.prototype._getTrackPublicationEvents=function(){return[]};Participant.prototype.toString=function(){return"[Participant #"+this._instanceId+": "+this.sid+"]"};Participant.prototype._addTrack=function(track,id){var log=this._log;if(this._tracks.has(id)){return null}this._tracks.set(id,track);var tracksByKind={audio:this._audioTracks,video:this._videoTracks,data:this._dataTracks}[track.kind];tracksByKind.set(id,track);reemitTrackEvents(this,track,id);log.info("Added a new "+util.trackClass(track)+":",id);log.debug(util.trackClass(track)+":",track);return track};Participant.prototype._addTrackPublication=function(publication){var log=this._log;if(this.tracks.has(publication.trackSid)){return null}this.tracks.set(publication.trackSid,publication);var trackPublicationsByKind={audio:this.audioTracks,data:this.dataTracks,video:this.videoTracks}[publication.kind];trackPublicationsByKind.set(publication.trackSid,publication);reemitTrackPublicationEvents(this,publication);log.info("Added a new "+util.trackPublicationClass(publication)+":",publication.trackSid);log.debug(util.trackPublicationClass(publication)+":",publication);return publication};Participant.prototype._handleTrackSignalingEvents=function(){var _a=this,log=_a._log,clientTrackSwitchOffControl=_a._clientTrackSwitchOffControl,contentPreferencesMode=_a._contentPreferencesMode;var self=this;if(this.state==="disconnected"){return}var RemoteAudioTrack=this._RemoteAudioTrack;var RemoteAudioTrackPublication=this._RemoteAudioTrackPublication;var RemoteVideoTrack=this._RemoteVideoTrack;var RemoteVideoTrackPublication=this._RemoteVideoTrackPublication;var RemoteDataTrack=this._RemoteDataTrack;var RemoteDataTrackPublication=this._RemoteDataTrackPublication;var participantSignaling=this._signaling;function trackSignalingAdded(signaling){var RemoteTrackPublication={audio:RemoteAudioTrackPublication,data:RemoteDataTrackPublication,video:RemoteVideoTrackPublication}[signaling.kind];var publication=new RemoteTrackPublication(signaling,{log:log});self._addTrackPublication(publication);var isSubscribed=signaling.isSubscribed;if(isSubscribed){trackSignalingSubscribed(signaling)}
self._trackSignalingUpdatedEventCallbacks.set(signaling.sid,function(){if(isSubscribed!==signaling.isSubscribed){isSubscribed=signaling.isSubscribed;if(isSubscribed){trackSignalingSubscribed(signaling);return}trackSignalingUnsubscribed(signaling)}});signaling.on("updated",self._trackSignalingUpdatedEventCallbacks.get(signaling.sid))}function trackSignalingRemoved(signaling){if(signaling.isSubscribed){signaling.setTrackTransceiver(null)}var updated=self._trackSignalingUpdatedEventCallbacks.get(signaling.sid);if(updated){signaling.removeListener("updated",updated);self._trackSignalingUpdatedEventCallbacks.delete(signaling.sid)}var publication=self.tracks.get(signaling.sid);if(publication){self._removeTrackPublication(publication)}}function trackSignalingSubscribed(signaling){var isEnabled=signaling.isEnabled,name=signaling.name,kind=signaling.kind,sid=signaling.sid,trackTransceiver=signaling.trackTransceiver,isSwitchedOff=signaling.isSwitchedOff;var RemoteTrack={audio:RemoteAudioTrack,video:RemoteVideoTrack,data:RemoteDataTrack}[kind];var publication=self.tracks.get(sid);if(!RemoteTrack||kind!==trackTransceiver.kind){return}var options={log:log,name:name,clientTrackSwitchOffControl:clientTrackSwitchOffControl,contentPreferencesMode:contentPreferencesMode};var setPriority=function(newPriority){return participantSignaling.updateSubscriberTrackPriority(sid,newPriority)};var setRenderHint=function(renderHint){if(signaling.isSubscribed){participantSignaling.updateTrackRenderHint(sid,renderHint)}};var track=kind==="data"?new RemoteTrack(sid,trackTransceiver,options):new RemoteTrack(sid,trackTransceiver,isEnabled,isSwitchedOff,setPriority,setRenderHint,options);self._addTrack(track,publication,trackTransceiver.id)}function trackSignalingUnsubscribed(signaling){var _a=__read(Array.from(self._tracks.entries()).find(function(_a){var _b=__read(_a,2),track=_b[1];return track.sid===signaling.sid}),2),id=_a[0],track=_a[1];var publication=self.tracks.get(signaling.sid);if(track){self._removeTrack(track,publication,id)}}participantSignaling.on("trackAdded",trackSignalingAdded);participantSignaling.on("trackRemoved",trackSignalingRemoved);participantSignaling.tracks.forEach(trackSignalingAdded);participantSignaling.on("stateChanged",function stateChanged(state){if(state==="disconnected"){log.debug("Removing event listeners");participantSignaling.removeListener("stateChanged",stateChanged);participantSignaling.removeListener("trackAdded",trackSignalingAdded);participantSignaling.removeListener("trackRemoved",trackSignalingRemoved)}else if(state==="connected"){log.info("reconnected");setTimeout(function(){return self.emit("reconnected")},0)}})};Participant.prototype._removeTrack=function(track,id){if(!this._tracks.has(id)){return null}this._tracks.delete(id);var tracksByKind={audio:this._audioTracks,video:this._videoTracks,data:this._dataTracks}[track.kind];tracksByKind.delete(id);var reemitters=this._trackEventReemitters.get(id)||new Map;reemitters.forEach(function(reemitter,event){track.removeListener(event,reemitter)});var log=this._log;log.info("Removed a "+util.trackClass(track)+":",id);log.debug(util.trackClass(track)+":",track);return track};Participant.prototype._removeTrackPublication=function(publication){publication=this.tracks.get(publication.trackSid);if(!publication){return null}this.tracks.delete(publication.trackSid);var trackPublicationsByKind={audio:this.audioTracks,data:this.dataTracks,video:this.videoTracks}[publication.kind];trackPublicationsByKind.delete(publication.trackSid);var reemitters=this._trackPublicationEventReemitters.get(publication.trackSid)||new Map;reemitters.forEach(function(reemitter,event){publication.removeListener(event,reemitter)});var log=this._log;log.info("Removed a "+util.trackPublicationClass(publication)+":",publication.trackSid);log.debug(util.trackPublicationClass(publication)+":",publication);return publication};Participant.prototype.toJSON=function(){return util.valueToJSON(this)};return Participant}(EventEmitter);function indexTracksById(tracks){var indexedTracks=tracks.map(function(track){return[track.id,track]});var indexedAudioTracks=indexedTracks.filter(function(keyValue){return keyValue[1].kind==="audio"});var indexedVideoTracks=indexedTracks.filter(function(keyValue){return keyValue[1].kind==="video"});var indexedDataTracks=indexedTracks.filter(function(keyValue){return keyValue[1].kind==="data"});return{audioTracks:indexedAudioTracks,dataTracks:indexedDataTracks,tracks:indexedTracks,videoTracks:indexedVideoTracks}}function reemitSignalingStateChangedEvents(participant,signaling){var log=participant._log;if(participant.state==="disconnected"){return}signaling.on("stateChanged",function stateChanged(state){log.debug("Transitioned to state:",state);participant.emit(state,participant);if(state==="disconnected"){log.debug("Removing Track event reemitters");signaling.removeListener("stateChanged",stateChanged);participant._tracks.forEach(function(track){var reemitters=participant._trackEventReemitters.get(track.id);if(track&&reemitters){reemitters.forEach(function(reemitter,event){track.removeListener(event,reemitter)})}});signaling.tracks.forEach(function(trackSignaling){var track=participant._tracks.get(trackSignaling.id);var reemitters=participant._trackEventReemitters.get(trackSignaling.id);if(track&&reemitters){reemitters.forEach(function(reemitter,event){track.removeListener(event,reemitter)})}});participant._trackEventReemitters.clear();participant.tracks.forEach(function(publication){participant._trackPublicationEventReemitters.get(publication.trackSid).forEach(function(reemitter,event){publication.removeListener(event,reemitter)})});participant._trackPublicationEventReemitters.clear()}})}function reemitTrackEvents(participant,track,id){var trackEventReemitters=new Map;if(participant.state==="disconnected"){return}participant._getTrackEvents().forEach(function(eventPair){var trackEvent=eventPair[0];var participantEvent=eventPair[1];trackEventReemitters.set(trackEvent,function(){var args=[participantEvent].concat([].slice.call(arguments));return participant.emit.apply(participant,__spreadArray([],__read(args)))});track.on(trackEvent,trackEventReemitters.get(trackEvent))});participant._trackEventReemitters.set(id,trackEventReemitters)}function reemitTrackPublicationEvents(participant,publication){var publicationEventReemitters=new Map;if(participant.state==="disconnected"){return}participant._getTrackPublicationEvents().forEach(function(_a){var _b=__read(_a,2),publicationEvent=_b[0],participantEvent=_b[1];publicationEventReemitters.set(publicationEvent,function(){var args=[];for(var _i=0;_i<arguments.length;_i++){args[_i]=arguments[_i]}participant.emit.apply(participant,__spreadArray(__spreadArray([participantEvent],__read(args)),[publication]))});publication.on(publicationEvent,publicationEventReemitters.get(publicationEvent))});participant._trackPublicationEventReemitters.set(publication.trackSid,publicationEventReemitters)}module.exports=Participant},{"./eventemitter":10,"./media/track/remoteaudiotrack":29,"./media/track/remoteaudiotrackpublication":30,"./media/track/remotedatatrack":31,"./media/track/remotedatatrackpublication":32,"./media/track/remotevideotrack":35,"./media/track/remotevideotrackpublication":36,"./util":126}],44:[function(require,module,exports){"use strict";var __awaiter=this&&this.__awaiter||function(thisArg,_arguments,P,generator){function adopt(value){return value instanceof P?value:new P(function(resolve){resolve(value)})}return new(P||(P=Promise))(function(resolve,reject){function fulfilled(value){try{step(generator.next(value))}catch(e){reject(e)}}function rejected(value){try{step(generator["throw"](value))}catch(e){reject(e)}}function step(result){result.done?resolve(result.value):adopt(result.value).then(fulfilled,rejected)}step((generator=generator.apply(thisArg,_arguments||[])).next())})};var __generator=this&&this.__generator||function(thisArg,body){var _={label:0,sent:function(){if(t[0]&1)throw t[1];return t[1]},trys:[],ops:[]},f,y,t,g;return g={next:verb(0),throw:verb(1),return:verb(2)},typeof Symbol==="function"&&(g[Symbol.iterator]=function(){return this}),g;function verb(n){return function(v){return step([n,v])}}function step(op){if(f)throw new TypeError("Generator is already executing.");while(_)try{if(f=1,y&&(t=op[0]&2?y["return"]:op[0]?y["throw"]||((t=y["return"])&&t.call(y),0):y.next)&&!(t=t.call(y,op[1])).done)return t;if(y=0,t)op=[op[0]&2,t.value];switch(op[0]){case 0:case 1:t=op;break;case 4:_.label++;return{value:op[1],done:false};case 5:_.label++;y=op[1];op=[0];continue;case 7:op=_.ops.pop();_.trys.pop();continue;default:if(!(t=_.trys,t=t.length>0&&t[t.length-1])&&(op[0]===6||op[0]===2)){_=0;continue}if(op[0]===3&&(!t||op[1]>t[0]&&op[1]<t[3])){_.label=op[1];break}if(op[0]===6&&_.label<t[1]){_.label=t[1];t=op;break}if(t&&_.label<t[2]){_.label=t[2];_.ops.push(op);break}if(t[2])_.ops.pop();_.trys.pop();continue}op=body.call(thisArg,_)}catch(e){op=[6,e];y=0}finally{f=t=0}if(op[0]&5)throw op[1];return{value:op[0]?op[1]:void 0,done:true}}};var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};Object.defineProperty(exports,"__esModule",{value:true});exports.getCombinedConnectionStats=void 0;function getStatValues(report,statName,kind,reportTypes){var results=[];report.forEach(function(stat){if((reportTypes.length===0||reportTypes.includes(stat.type))&&(kind.length===0||kind.includes(stat.kind))&&typeof stat[statName]==="number"){results.push(stat[statName])}});return results}function getCombinedConnectionStats(_a){var publisher=_a.publisher,subscriber=_a.subscriber;return __awaiter(this,void 0,void 0,function(){var _b,publisherStats,subscriberStats,timestamps,timestamp,jitter,packets,packetsLost,trackRoundTripTime,currentRoundTripTime,roundTripTime,bytesSent,bytesReceived,selectedIceCandidatePairStats,iceCandidateStats;return __generator(this,function(_c){switch(_c.label){case 0:return[4,Promise.all([publisher,subscriber].map(function(pc){return pc.getStats()}))];case 1:_b=__read.apply(void 0,[_c.sent(),2]),publisherStats=_b[0],subscriberStats=_b[1];timestamps=getStatValues(subscriberStats,"timestamp",["audio"],["inbound-rtp"]);timestamp=timestamps.length>0?timestamps[0]:0;jitter=getStatValues(subscriberStats,"jitter",["audio"],["inbound-rtp"]).reduce(function(a,b){return Math.max(a,b)},0);packets=getStatValues(subscriberStats,"packetsReceived",["audio","video"],["inbound-rtp"]).reduce(function(a,b){return a+b},0);packetsLost=getStatValues(subscriberStats,"packetsLost",["audio","video"],["inbound-rtp"]).reduce(function(a,b){return a+b},0);trackRoundTripTime=getStatValues(publisherStats,"roundTripTime",["audio","video"],["remote-inbound-rtp"]).reduce(function(a,b){return Math.max(a,b)},0);currentRoundTripTime=getStatValues(subscriberStats,"currentRoundTripTime",[],["candidate-pair"]).reduce(function(a,b){return Math.max(a,b)},0);roundTripTime=(currentRoundTripTime||trackRoundTripTime)*1e3;bytesSent=getStatValues(publisherStats,"bytesSent",[],["candidate-pair"]).reduce(function(a,b){return a+b},0);bytesReceived=getStatValues(subscriberStats,"bytesReceived",[],["candidate-pair"]).reduce(function(a,b){return a+b},0);selectedIceCandidatePairStats=extractSelectedActiveCandidatePair(subscriberStats);iceCandidateStats=[];subscriberStats.forEach(function(stat){if(stat.type==="local-candidate"||stat.type==="remote-candidate"){iceCandidateStats.push(makeStandardCandidateStats(stat))}});return[2,{timestamp:timestamp,jitter:jitter,packets:packets,packetsLost:packetsLost,roundTripTime:roundTripTime,bytesSent:bytesSent,bytesReceived:bytesReceived,selectedIceCandidatePairStats:selectedIceCandidatePairStats,iceCandidateStats:iceCandidateStats}]}})})}exports.getCombinedConnectionStats=getCombinedConnectionStats;function makeStandardCandidateStats(input){var standardizedCandidateStatsKeys=[{key:"transportId",type:"string"},{key:"candidateType",type:"string"},{key:"port",altKeys:["portNumber"],type:"number"},{key:"address",altKeys:["ip","ipAddress"],type:"string"},{key:"priority",type:"number"},{key:"protocol",altKeys:["transport"],type:"string"},{key:"url",type:"string"},{key:"relayProtocol",type:"string"}];return standardizedCandidateStatsKeys.reduce(function(report,keyInfo){var keysToLookFor=[keyInfo.key];if(keyInfo.altKeys){keysToLookFor=keysToLookFor.concat(keyInfo.altKeys)}var key=keysToLookFor.find(function(key){return key in input});if(key&&typeof input[key]===keyInfo.type){report[keyInfo.key]=input[key]}return report},{})}function extractSelectedActiveCandidatePair(stats){var selectedCandidatePairId=null;var candidatePairs=[];stats.forEach(function(stat){if(stat.type==="transport"&&stat.selectedCandidatePairId){selectedCandidatePairId=stat.selectedCandidatePairId}else if(stat.type==="candidate-pair"){candidatePairs.push(stat)}});var activeCandidatePairStatsFound=candidatePairs.find(function(pair){return pair.selected||selectedCandidatePairId&&pair.id===selectedCandidatePairId});if(!activeCandidatePairStatsFound){return null}var activeCandidatePairStats=activeCandidatePairStatsFound;var activeLocalCandidateStats=stats.get(activeCandidatePairStats.localCandidateId);var activeRemoteCandidateStats=stats.get(activeCandidatePairStats.remoteCandidateId);if(!activeLocalCandidateStats||!activeRemoteCandidateStats){return null}return{localCandidate:makeStandardCandidateStats(activeLocalCandidateStats),remoteCandidate:makeStandardCandidateStats(activeRemoteCandidateStats)}}},{}],45:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});exports.getTurnCredentials=void 0;var TwilioConnection=require("../twilioconnection.js");var ICE_VERSION=require("../util/constants").ICE_VERSION;var events_1=require("events");function getTurnCredentials(token,wsServer){return new Promise(function(resolve,reject){var eventObserver=new events_1.EventEmitter;var connectionOptions={networkMonitor:null,eventObserver:eventObserver,helloBody:{edge:"roaming",preflight:true,token:token,type:"ice",version:ICE_VERSION}};var twilioConnection=new TwilioConnection(wsServer,connectionOptions);var done=false;twilioConnection.once("close",function(reason){if(!done){done=true;reject(reason)}});twilioConnection.on("message",function(message){if(message.type==="iced"){if(!done){done=true;resolve(message.ice_servers);twilioConnection.close()}}})})}exports.getTurnCredentials=getTurnCredentials},{"../twilioconnection.js":116,"../util/constants":120,events:179}],46:[function(require,module,exports){"use strict";var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};Object.defineProperty(exports,"__esModule",{value:true});exports.makeStat=void 0;function makeStat(values){if(values&&values.length){var min=Math.min.apply(Math,__spreadArray([],__read(values)));var max=Math.max.apply(Math,__spreadArray([],__read(values)));var average=values.reduce(function(total,value){return total+value},0)/values.length;return{min:min,max:max,average:average}}return null}exports.makeStat=makeStat},{}],47:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});exports.mosToScore=exports.calculateMOS=void 0;var r0=94.768;function calculateMOS(rtt,jitter,fractionLost){var effectiveLatency=rtt+jitter*2+10;var rFactor=0;switch(true){case effectiveLatency<160:rFactor=r0-effectiveLatency/40;break;case effectiveLatency<1e3:rFactor=r0-(effectiveLatency-120)/10;break}switch(true){case fractionLost<=rFactor/2.5:rFactor=Math.max(rFactor-fractionLost*2.5,6.52);break;default:rFactor=0;break}var mos=1+.035*rFactor+7e-6*rFactor*(rFactor-60)*(100-rFactor);return mos}exports.calculateMOS=calculateMOS;function mosToScore(mosValue){var score=0;if(!mosValue){score=0}else if(mosValue>4.2){score=5}else if(mosValue>4){score=4}else if(mosValue>3.6){score=3}else if(mosValue>3){score=2}else{score=1}return score}exports.mosToScore=mosToScore},{}],48:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __awaiter=this&&this.__awaiter||function(thisArg,_arguments,P,generator){function adopt(value){return value instanceof P?value:new P(function(resolve){resolve(value)})}return new(P||(P=Promise))(function(resolve,reject){function fulfilled(value){try{step(generator.next(value))}catch(e){reject(e)}}function rejected(value){try{step(generator["throw"](value))}catch(e){reject(e)}}function step(result){result.done?resolve(result.value):adopt(result.value).then(fulfilled,rejected)}step((generator=generator.apply(thisArg,_arguments||[])).next())})};var __generator=this&&this.__generator||function(thisArg,body){var _={label:0,sent:function(){if(t[0]&1)throw t[1];return t[1]},trys:[],ops:[]},f,y,t,g;return g={next:verb(0),throw:verb(1),return:verb(2)},typeof Symbol==="function"&&(g[Symbol.iterator]=function(){return this}),g;function verb(n){return function(v){return step([n,v])}}function step(op){if(f)throw new TypeError("Generator is already executing.");while(_)try{if(f=1,y&&(t=op[0]&2?y["return"]:op[0]?y["throw"]||((t=y["return"])&&t.call(y),0):y.next)&&!(t=t.call(y,op[1])).done)return t;if(y=0,t)op=[op[0]&2,t.value];switch(op[0]){case 0:case 1:t=op;break;case 4:_.label++;return{value:op[1],done:false};case 5:_.label++;y=op[1];op=[0];continue;case 7:op=_.ops.pop();_.trys.pop();continue;default:if(!(t=_.trys,t=t.length>0&&t[t.length-1])&&(op[0]===6||op[0]===2)){_=0;continue}if(op[0]===3&&(!t||op[1]>t[0]&&op[1]<t[3])){_.label=op[1];break}if(op[0]===6&&_.label<t[1]){_.label=t[1];t=op;break}if(t&&_.label<t[2]){_.label=t[2];_.ops.push(op);break}if(t[2])_.ops.pop();_.trys.pop();continue}op=body.call(thisArg,_)}catch(e){op=[6,e];y=0}finally{f=t=0}if(op[0]&5)throw op[1];return{value:op[0]?op[1]:void 0,done:true}}};Object.defineProperty(exports,"__esModule",{value:true});exports.runPreflight=exports.PreflightTest=void 0;var constants_1=require("../util/constants");var timer_1=require("./timer");var mos_1=require("./mos");var getCombinedConnectionStats_1=require("./getCombinedConnectionStats");var getturncredentials_1=require("./getturncredentials");var makestat_1=require("./makestat");var syntheticaudio_1=require("./syntheticaudio");var syntheticvideo_1=require("./syntheticvideo");var util_1=require("../util");var WS_SERVER=require("../util/constants").WS_SERVER;var Log=require("../util/log");var EventEmitter=require("../eventemitter");var MovingAverageDelta=require("../util/movingaveragedelta");var EventObserver=require("../util/eventobserver");var InsightsPublisher=require("../util/insightspublisher");var _a=require("../util/sid"),createSID=_a.createSID,sessionSID=_a.sessionSID;var SECOND=1e3;var DEFAULT_TEST_DURATION=10*SECOND;var PreflightProgress={mediaAcquired:"mediaAcquired",connected:"connected",mediaSubscribed:"mediaSubscribed",mediaStarted:"mediaStarted",dtlsConnected:"dtlsConnected",peerConnectionConnected:"peerConnectionConnected",iceConnected:"iceConnected"};function notEmpty(value){return value!==null&&typeof value!=="undefined"}var nInstances=0;var PreflightTest=function(_super){__extends(PreflightTest,_super);function PreflightTest(token,options){var _this=_super.call(this)||this;_this._testTiming=new timer_1.Timer;_this._dtlsTiming=new timer_1.Timer;_this._iceTiming=new timer_1.Timer;_this._peerConnectionTiming=new timer_1.Timer;_this._mediaTiming=new timer_1.Timer;_this._connectTiming=new timer_1.Timer;_this._sentBytesMovingAverage=new MovingAverageDelta;_this._packetLossMovingAverage=new MovingAverageDelta;_this._receivedBytesMovingAverage=new MovingAverageDelta;var internalOptions=options;var _a=internalOptions.environment,environment=_a===void 0?"prod":_a,_b=internalOptions.region,region=_b===void 0?"gll":_b,_c=internalOptions.duration,duration=_c===void 0?DEFAULT_TEST_DURATION:_c;var wsServer=internalOptions.wsServer||WS_SERVER(environment,region);_this._log=new Log("default",_this,constants_1.DEFAULT_LOG_LEVEL,constants_1.DEFAULT_LOGGER_NAME);_this._testDuration=duration;_this._instanceId=nInstances++;_this._testTiming.start();_this._runPreflightTest(token,environment,wsServer);return _this}PreflightTest.prototype.toString=function(){return"[Preflight #"+this._instanceId+"]"};PreflightTest.prototype.stop=function(){this._stopped=true};PreflightTest.prototype._generatePreflightReport=function(collectedStats,error){this._testTiming.stop();return{testTiming:this._testTiming.getTimeMeasurement(),networkTiming:{dtls:this._dtlsTiming.getTimeMeasurement(),ice:this._iceTiming.getTimeMeasurement(),peerConnection:this._peerConnectionTiming.getTimeMeasurement(),connect:this._connectTiming.getTimeMeasurement(),media:this._mediaTiming.getTimeMeasurement()},stats:{jitter:makestat_1.makeStat(collectedStats===null||collectedStats===void 0?void 0:collectedStats.jitter),rtt:makestat_1.makeStat(collectedStats===null||collectedStats===void 0?void 0:collectedStats.rtt),packetLoss:makestat_1.makeStat(collectedStats===null||collectedStats===void 0?void 0:collectedStats.packetLoss)},selectedIceCandidatePairStats:collectedStats?collectedStats.selectedIceCandidatePairStats:null,iceCandidateStats:collectedStats?collectedStats.iceCandidateStats:[],error:error===null||error===void 0?void 0:error.toString(),mos:makestat_1.makeStat(collectedStats===null||collectedStats===void 0?void 0:collectedStats.mos)}};PreflightTest.prototype._executePreflightStep=function(stepName,step){return __awaiter(this,void 0,void 0,function(){var MAX_STEP_DURATION,stepPromise,timer,timeoutPromise,result;return __generator(this,function(_a){switch(_a.label){case 0:this._log.debug("Executing step: ",stepName);MAX_STEP_DURATION=this._testDuration+10*SECOND;if(this._stopped){throw new Error("stopped")}stepPromise=Promise.resolve().then(step);timer=null;timeoutPromise=new Promise(function(_resolve,reject){timer=setTimeout(function(){reject(new Error("Timed out waiting for : "+stepName))},MAX_STEP_DURATION)});_a.label=1;case 1:_a.trys.push([1,,3,4]);return[4,Promise.race([timeoutPromise,stepPromise])];case 2:result=_a.sent();return[2,result];case 3:if(timer!==null){clearTimeout(timer)}return[7];case 4:return[2]}})})};PreflightTest.prototype._trackNetworkTimings=function(pc){var _this=this;pc.addEventListener("iceconnectionstatechange",function(){if(pc.iceConnectionState==="checking"){_this._iceTiming.start()}if(pc.iceConnectionState==="connected"){_this._iceTiming.stop();_this.emit("progress",PreflightProgress.iceConnected)}});pc.addEventListener("connectionstatechange",function(){if(pc.connectionState==="connecting"){_this._peerConnectionTiming.start()}if(pc.connectionState==="connected"){_this._peerConnectionTiming.stop();_this.emit("progress",PreflightProgress.peerConnectionConnected)}});var senders=pc.getSenders();var transport=senders.map(function(sender){return sender.transport}).find(notEmpty);if(typeof transport!=="undefined"){var dtlsTransport_1=transport;dtlsTransport_1.addEventListener("statechange",function(){if(dtlsTransport_1.state==="connecting"){_this._dtlsTiming.start()}if(dtlsTransport_1.state==="connected"){_this._dtlsTiming.stop();_this.emit("progress",PreflightProgress.dtlsConnected)}})}};PreflightTest.prototype._setupInsights=function(_a){var token=_a.token,_b=_a.environment,environment=_b===void 0?constants_1.DEFAULT_ENVIRONMENT:_b,_c=_a.realm,realm=_c===void 0?constants_1.DEFAULT_REALM:_c;var eventPublisherOptions={};var eventPublisher=new InsightsPublisher(token,constants_1.SDK_NAME,constants_1.SDK_VERSION,environment,realm,eventPublisherOptions);eventPublisher.connect("PREFLIGHT_ROOM_SID","PREFLIGHT_PARTICIPANT");var eventObserver=new EventObserver(eventPublisher,Date.now(),this._log);var undefinedValue=undefined;return{reportToInsights:function(_a){var _b,_c;var report=_a.report;var jitterStats=report.stats.jitter||undefinedValue;var rttStats=report.stats.rtt||undefinedValue;var packetLossStats=report.stats.packetLoss||undefinedValue;var mosStats=report.mos||undefinedValue;var candidateTypeToProtocols=new Map;report.iceCandidateStats.forEach(function(candidateStats){if(candidateStats.candidateType&&candidateStats.protocol){var protocols=candidateTypeToProtocols.get(candidateStats.candidateType)||[];if(protocols.indexOf(candidateStats.protocol)<0){protocols.push(candidateStats.protocol)}candidateTypeToProtocols.set(candidateStats.candidateType,protocols)}});var iceCandidateStats=JSON.stringify(Object.fromEntries(candidateTypeToProtocols));var insightsReport={name:"report",group:"preflight",level:report.error?"error":"info",payload:{sessionSID:sessionSID,preflightSID:createSID("PF"),testTiming:report.testTiming,dtlsTiming:report.networkTiming.dtls,iceTiming:report.networkTiming.ice,peerConnectionTiming:report.networkTiming.peerConnection,connectTiming:report.networkTiming.connect,mediaTiming:report.networkTiming.media,selectedLocalCandidate:(_b=report.selectedIceCandidatePairStats)===null||_b===void 0?void 0:_b.localCandidate,selectedRemoteCandidate:(_c=report.selectedIceCandidatePairStats)===null||_c===void 0?void 0:_c.remoteCandidate,iceCandidateStats:iceCandidateStats,jitterStats:jitterStats,rttStats:rttStats,packetLossStats:packetLossStats,mosStats:mosStats,error:report.error}};eventObserver.emit("event",insightsReport);setTimeout(function(){return eventPublisher.disconnect()},2e3)}}};PreflightTest.prototype._runPreflightTest=function(token,environment,wsServer){return __awaiter(this,void 0,void 0,function(){var localTracks,pcs,reportToInsights,elements_1,iceServers,senderPC_1,receiverPC_1,remoteTracks_1,collectedStats_1,report,error_1;var _this=this;return __generator(this,function(_a){switch(_a.label){case 0:localTracks=[];pcs=[];reportToInsights=this._setupInsights({token:token,environment:environment}).reportToInsights;_a.label=1;case 1:_a.trys.push([1,8,9,10]);elements_1=[];return[4,this._executePreflightStep("Acquire media",function(){return[syntheticaudio_1.syntheticAudio(),syntheticvideo_1.syntheticVideo({width:640,height:480})]})];case 2:localTracks=_a.sent();this.emit("progress",PreflightProgress.mediaAcquired);this.emit("debug",{localTracks:localTracks});this._connectTiming.start();return[4,this._executePreflightStep("Get turn credentials",function(){return getturncredentials_1.getTurnCredentials(token,wsServer)})];case 3:iceServers=_a.sent();this._connectTiming.stop();this.emit("progress",PreflightProgress.connected);senderPC_1=new RTCPeerConnection({iceServers:iceServers,iceTransportPolicy:"relay",bundlePolicy:"max-bundle"});receiverPC_1=new RTCPeerConnection({iceServers:iceServers,bundlePolicy:"max-bundle"});pcs.push(senderPC_1);pcs.push(receiverPC_1);this._mediaTiming.start();return[4,this._executePreflightStep("Setup Peer Connections",function(){return __awaiter(_this,void 0,void 0,function(){var remoteTracksPromise,offer,updatedOffer,answer,updatedAnswer;return __generator(this,function(_a){switch(_a.label){case 0:senderPC_1.addEventListener("icecandidate",function(event){return event.candidate&&receiverPC_1.addIceCandidate(event.candidate)});receiverPC_1.addEventListener("icecandidate",function(event){return event.candidate&&senderPC_1.addIceCandidate(event.candidate)});localTracks.forEach(function(track){return senderPC_1.addTrack(track)});remoteTracksPromise=new Promise(function(resolve){var remoteTracks=[];receiverPC_1.addEventListener("track",function(event){remoteTracks.push(event.track);if(remoteTracks.length===localTracks.length){resolve(remoteTracks)}})});return[4,senderPC_1.createOffer()];case 1:offer=_a.sent();updatedOffer=offer;return[4,senderPC_1.setLocalDescription(updatedOffer)];case 2:_a.sent();return[4,receiverPC_1.setRemoteDescription(updatedOffer)];case 3:_a.sent();return[4,receiverPC_1.createAnswer()];case 4:answer=_a.sent();updatedAnswer=answer;return[4,receiverPC_1.setLocalDescription(updatedAnswer)];case 5:_a.sent();return[4,senderPC_1.setRemoteDescription(updatedAnswer)];case 6:_a.sent();this._trackNetworkTimings(senderPC_1);return[2,remoteTracksPromise]}})})})];case 4:remoteTracks_1=_a.sent();this.emit("debug",{remoteTracks:remoteTracks_1});remoteTracks_1.forEach(function(track){track.addEventListener("ended",function(){return _this._log.warn(track.kind+":ended")});track.addEventListener("mute",function(){return _this._log.warn(track.kind+":muted")});track.addEventListener("unmute",function(){return _this._log.warn(track.kind+":unmuted")})});this.emit("progress",PreflightProgress.mediaSubscribed);return[4,this._executePreflightStep("wait for tracks to start",function(){return new Promise(function(resolve){var element=document.createElement("video");element.autoplay=true;element.playsInline=true;element.muted=true;element.srcObject=new MediaStream(remoteTracks_1);elements_1.push(element);_this.emit("debugElement",element);element.oncanplay=resolve})})];case 5:_a.sent();this._mediaTiming.stop();this.emit("progress",PreflightProgress.mediaStarted);return[4,this._executePreflightStep("collect stats for duration",function(){return _this._collectRTCStatsForDuration(_this._testDuration,initCollectedStats(),senderPC_1,receiverPC_1)})];case 6:collectedStats_1=_a.sent();return[4,this._executePreflightStep("generate report",function(){return _this._generatePreflightReport(collectedStats_1)})];case 7:report=_a.sent();reportToInsights({report:report});this.emit("completed",report);return[3,10];case 8:error_1=_a.sent();reportToInsights({report:this._generatePreflightReport(undefined,error_1)});this.emit("failed",error_1);return[3,10];case 9:pcs.forEach(function(pc){return pc.close()});localTracks.forEach(function(track){return track.stop()});return[7];case 10:return[2]}})})};PreflightTest.prototype._collectRTCStats=function(collectedStats,senderPC,receiverPC){return __awaiter(this,void 0,void 0,function(){var combinedStats,timestamp,bytesSent,bytesReceived,packets,packetsLost,roundTripTime,jitter,selectedIceCandidatePairStats,iceCandidateStats,hasLastData,fractionPacketLost,percentPacketsLost,score;return __generator(this,function(_a){switch(_a.label){case 0:return[4,getCombinedConnectionStats_1.getCombinedConnectionStats({publisher:senderPC,subscriber:receiverPC})];case 1:combinedStats=_a.sent();timestamp=combinedStats.timestamp,bytesSent=combinedStats.bytesSent,bytesReceived=combinedStats.bytesReceived,packets=combinedStats.packets,packetsLost=combinedStats.packetsLost,roundTripTime=combinedStats.roundTripTime,jitter=combinedStats.jitter,selectedIceCandidatePairStats=combinedStats.selectedIceCandidatePairStats,iceCandidateStats=combinedStats.iceCandidateStats;hasLastData=collectedStats.jitter.length>0;collectedStats.jitter.push(jitter);collectedStats.rtt.push(roundTripTime);this._sentBytesMovingAverage.putSample(bytesSent,timestamp);this._receivedBytesMovingAverage.putSample(bytesReceived,timestamp);this._packetLossMovingAverage.putSample(packetsLost,packets);if(hasLastData){
collectedStats.outgoingBitrate.push(this._sentBytesMovingAverage.get()*1e3*8);collectedStats.incomingBitrate.push(this._receivedBytesMovingAverage.get()*1e3*8);fractionPacketLost=this._packetLossMovingAverage.get();percentPacketsLost=Math.min(100,fractionPacketLost*100);collectedStats.packetLoss.push(percentPacketsLost);score=mos_1.calculateMOS(roundTripTime,jitter,fractionPacketLost);collectedStats.mos.push(score)}if(!collectedStats.selectedIceCandidatePairStats){collectedStats.selectedIceCandidatePairStats=selectedIceCandidatePairStats}if(collectedStats.iceCandidateStats.length===0){collectedStats.iceCandidateStats=iceCandidateStats}return[2]}})})};PreflightTest.prototype._collectRTCStatsForDuration=function(duration,collectedStats,senderPC,receiverPC){return __awaiter(this,void 0,void 0,function(){var startTime,STAT_INTERVAL,remainingDuration;return __generator(this,function(_a){switch(_a.label){case 0:startTime=Date.now();STAT_INTERVAL=Math.min(1e3,duration);return[4,util_1.waitForSometime(STAT_INTERVAL)];case 1:_a.sent();return[4,this._collectRTCStats(collectedStats,senderPC,receiverPC)];case 2:_a.sent();remainingDuration=duration-(Date.now()-startTime);if(!(remainingDuration>0))return[3,4];return[4,this._collectRTCStatsForDuration(remainingDuration,collectedStats,senderPC,receiverPC)];case 3:collectedStats=_a.sent();_a.label=4;case 4:return[2,collectedStats]}})})};return PreflightTest}(EventEmitter);exports.PreflightTest=PreflightTest;function initCollectedStats(){return{mos:[],jitter:[],rtt:[],outgoingBitrate:[],incomingBitrate:[],packetLoss:[],selectedIceCandidatePairStats:null,iceCandidateStats:[]}}function runPreflight(token,options){if(options===void 0){options={}}var preflight=new PreflightTest(token,options);return preflight}exports.runPreflight=runPreflight},{"../eventemitter":10,"../util":126,"../util/constants":120,"../util/eventobserver":124,"../util/insightspublisher":127,"../util/log":130,"../util/movingaveragedelta":131,"../util/sid":140,"./getCombinedConnectionStats":44,"./getturncredentials":45,"./makestat":46,"./mos":47,"./syntheticaudio":49,"./syntheticvideo":50,"./timer":51}],49:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});exports.syntheticAudio=void 0;function syntheticAudio(){var audioContextFactory=require("../webaudio/audiocontext");var holder={};var audioContext=audioContextFactory.getOrCreate(holder);var oscillator=audioContext.createOscillator();var dst=oscillator.connect(audioContext.createMediaStreamDestination());oscillator.start();var track=dst.stream.getAudioTracks()[0];var originalStop=track.stop;track.stop=function(){originalStop.call(track);audioContextFactory.release(holder)};return track}exports.syntheticAudio=syntheticAudio},{"../webaudio/audiocontext":147}],50:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});exports.syntheticVideo=void 0;function syntheticVideo(_a){var _b=_a===void 0?{}:_a,_c=_b.width,width=_c===void 0?640:_c,_d=_b.height,height=_d===void 0?480:_d;var canvas=Object.assign(document.createElement("canvas"),{width:width,height:height});var ctx=canvas.getContext("2d");ctx.fillStyle="green";ctx.fillRect(0,0,canvas.width,canvas.height);var stopped=false;requestAnimationFrame(function animate(){if(!stopped){var r=Math.round(Math.random()*255);var g=Math.round(Math.random()*255);var b=Math.round(Math.random()*255);var a=Math.round(Math.random()*255);ctx.fillStyle="rgba("+r+", "+g+", "+b+", "+a+")";ctx.fillRect(Math.random()*width,Math.random()*height,50,50);requestAnimationFrame(animate)}});var stream=canvas.captureStream(30);var track=stream.getTracks()[0];var originalStop=track.stop;track.stop=function(){stopped=true;originalStop.call(track)};return track}exports.syntheticVideo=syntheticVideo},{}],51:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});exports.Timer=void 0;var Timer=function(){function Timer(){this._end=undefined;this.start()}Timer.prototype.start=function(){this._start=Date.now();return this};Timer.prototype.stop=function(){this._end=Date.now();return this};Timer.prototype.getTimeMeasurement=function(){return{start:this._start,end:this._end,duration:this._end===undefined?undefined:this._end-this._start}};return Timer}();exports.Timer=Timer},{}],52:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var EventEmitter=require("events").EventEmitter;var QueueingEventEmitter=function(_super){__extends(QueueingEventEmitter,_super);function QueueingEventEmitter(){var _this=_super.call(this)||this;Object.defineProperties(_this,{_queuedEvents:{value:new Map}});return _this}QueueingEventEmitter.prototype.dequeue=function(event){var _this=this;var result=true;if(!event){this._queuedEvents.forEach(function(_,queuedEvent){result=this.dequeue(queuedEvent)&&result},this);return result}var queue=this._queuedEvents.get(event)||[];this._queuedEvents.delete(event);return queue.reduce(function(result,args){return _this.emit.apply(_this,__spreadArray([],__read([event].concat(args))))&&result},result)};QueueingEventEmitter.prototype.queue=function(){var args=[].slice.call(arguments);if(this.emit.apply(this,__spreadArray([],__read(args)))){return true}var event=args[0];if(!this._queuedEvents.has(event)){this._queuedEvents.set(event,[])}this._queuedEvents.get(event).push(args.slice(1));return false};return QueueingEventEmitter}(EventEmitter);module.exports=QueueingEventEmitter},{events:179}],53:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var Participant=require("./participant");var RemoteParticipant=function(_super){__extends(RemoteParticipant,_super);function RemoteParticipant(signaling,options){var _this=_super.call(this,signaling,options)||this;_this._handleTrackSignalingEvents();_this.once("disconnected",_this._unsubscribeTracks.bind(_this));return _this}RemoteParticipant.prototype.toString=function(){return"[RemoteParticipant #"+this._instanceId+(this.sid?": "+this.sid:"")+"]"};RemoteParticipant.prototype._addTrack=function(remoteTrack,publication,id){if(!_super.prototype._addTrack.call(this,remoteTrack,id)){return null}publication._subscribed(remoteTrack);this.emit("trackSubscribed",remoteTrack,publication);return remoteTrack};RemoteParticipant.prototype._addTrackPublication=function(publication){var addedPublication=_super.prototype._addTrackPublication.call(this,publication);if(!addedPublication){return null}this.emit("trackPublished",addedPublication);return addedPublication};RemoteParticipant.prototype._getTrackPublicationEvents=function(){return __spreadArray(__spreadArray([],__read(_super.prototype._getTrackPublicationEvents.call(this))),[["subscriptionFailed","trackSubscriptionFailed"],["trackDisabled","trackDisabled"],["trackEnabled","trackEnabled"],["publishPriorityChanged","trackPublishPriorityChanged"],["trackSwitchedOff","trackSwitchedOff"],["trackSwitchedOn","trackSwitchedOn"]])};RemoteParticipant.prototype._unsubscribeTracks=function(){var _this=this;this.tracks.forEach(function(publication){if(publication.isSubscribed){var track=publication.track;publication._unsubscribe();_this.emit("trackUnsubscribed",track,publication)}})};RemoteParticipant.prototype._removeTrack=function(remoteTrack,publication,id){var unsubscribedTrack=this._tracks.get(id);if(!unsubscribedTrack){return null}_super.prototype._removeTrack.call(this,unsubscribedTrack,id);publication._unsubscribe();this.emit("trackUnsubscribed",unsubscribedTrack,publication);return unsubscribedTrack};RemoteParticipant.prototype._removeTrackPublication=function(publication){this._signaling.clearTrackHint(publication.trackSid);var removedPublication=_super.prototype._removeTrackPublication.call(this,publication);if(!removedPublication){return null}this.emit("trackUnpublished",removedPublication);return removedPublication};return RemoteParticipant}(Participant);module.exports=RemoteParticipant},{"./participant":43}],54:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var EventEmitter=require("./eventemitter");var RemoteParticipant=require("./remoteparticipant");var StatsReport=require("./stats/statsreport");var valueToJSON=require("./util").valueToJSON;var nInstances=0;var Room=function(_super){__extends(Room,_super);function Room(localParticipant,signaling,options){var _this=_super.call(this)||this;var log=options.log.createLog("default",_this);var participants=new Map;Object.defineProperties(_this,{_log:{value:log},_clientTrackSwitchOffControl:{value:options.clientTrackSwitchOffControl||"disabled"},_contentPreferencesMode:{value:options.contentPreferencesMode||"disabled"},_instanceId:{value:++nInstances},_options:{value:options},_participants:{value:participants},_signaling:{value:signaling},dominantSpeaker:{enumerable:true,get:function(){return this.participants.get(signaling.dominantSpeakerSid)||null}},isRecording:{enumerable:true,get:function(){return signaling.recording.isEnabled||false}},localParticipant:{enumerable:true,value:localParticipant},name:{enumerable:true,value:signaling.name},participants:{enumerable:true,value:participants},sid:{enumerable:true,value:signaling.sid},state:{enumerable:true,get:function(){return signaling.state}},mediaRegion:{enumerable:true,value:signaling.mediaRegion}});handleRecordingEvents(_this,signaling.recording);handleSignalingEvents(_this,signaling);log.info("Created a new Room:",_this.name);log.debug("Initial RemoteParticipants:",Array.from(_this._participants.values()));return _this}Room.prototype.toString=function(){return"[Room #"+this._instanceId+": "+this.sid+"]"};Room.prototype.disconnect=function(){this._log.info("Disconnecting");this._signaling.disconnect();return this};Room.prototype.getStats=function(){var _this=this;return this._signaling.getStats().then(function(responses){return Array.from(responses).map(function(_a){var _b=__read(_a,2),id=_b[0],response=_b[1];return new StatsReport(id,Object.assign({},response,{localAudioTrackStats:rewriteLocalTrackIds(_this,response.localAudioTrackStats),localVideoTrackStats:rewriteLocalTrackIds(_this,response.localVideoTrackStats)}))})})};Room.prototype.toJSON=function(){return valueToJSON(this)};return Room}(EventEmitter);function rewriteLocalTrackIds(room,trackStats){var localParticipantSignaling=room.localParticipant._signaling;return trackStats.reduce(function(trackStats,trackStat){var publication=localParticipantSignaling.tracks.get(trackStat.trackId);var trackSender=localParticipantSignaling.getSender(publication);return trackSender?[Object.assign({},trackStat,{trackId:trackSender.id})].concat(trackStats):trackStats},[])}function connectParticipant(room,participantSignaling){var log=room._log,clientTrackSwitchOffControl=room._clientTrackSwitchOffControl,contentPreferencesMode=room._contentPreferencesMode;var participant=new RemoteParticipant(participantSignaling,{log:log,clientTrackSwitchOffControl:clientTrackSwitchOffControl,contentPreferencesMode:contentPreferencesMode});log.info("A new RemoteParticipant connected:",participant);room._participants.set(participant.sid,participant);room.emit("participantConnected",participant);var eventListeners=[["reconnected","participantReconnected"],["reconnecting","participantReconnecting"],"trackDimensionsChanged","trackDisabled","trackEnabled","trackMessage","trackPublished","trackPublishPriorityChanged","trackStarted","trackSubscribed","trackSubscriptionFailed","trackSwitchedOff","trackSwitchedOn","trackUnpublished","trackUnsubscribed"].map(function(eventOrPair){var _a=__read(Array.isArray(eventOrPair)?eventOrPair:[eventOrPair,eventOrPair],2),event=_a[0],participantEvent=_a[1];function reemit(){var args=[].slice.call(arguments);args.unshift(participantEvent);args.push(participant);room.emit.apply(room,__spreadArray([],__read(args)))}participant.on(event,reemit);return[event,reemit]});participant.once("disconnected",function participantDisconnected(){var dominantSpeaker=room.dominantSpeaker;log.info("RemoteParticipant disconnected:",participant);room._participants.delete(participant.sid);eventListeners.forEach(function(args){participant.removeListener(args[0],args[1])});room.emit("participantDisconnected",participant);if(participant===dominantSpeaker){room.emit("dominantSpeakerChanged",room.dominantSpeaker)}})}function handleRecordingEvents(room,recording){recording.on("updated",function updated(){var started=recording.isEnabled;room._log.info("Recording "+(started?"started":"stopped"));room.emit("recording"+(started?"Started":"Stopped"))})}function handleSignalingEvents(room,signaling){var log=room._log;log.debug("Creating a new RemoteParticipant for each ParticipantSignaling "+"in the RoomSignaling");signaling.participants.forEach(connectParticipant.bind(null,room));log.debug("Setting up RemoteParticipant creation for all subsequent "+"ParticipantSignalings that connect to the RoomSignaling");signaling.on("participantConnected",connectParticipant.bind(null,room));signaling.on("dominantSpeakerChanged",function(){return room.emit("dominantSpeakerChanged",room.dominantSpeaker)});signaling.on("stateChanged",function stateChanged(state,error){log.info("Transitioned to state:",state);switch(state){case"disconnected":room.participants.forEach(function(participant){participant._unsubscribeTracks()});room.emit(state,room,error);room.localParticipant.tracks.forEach(function(publication){publication.unpublish()});signaling.removeListener("stateChanged",stateChanged);break;case"reconnecting":setTimeout(function(){return room.emit("reconnecting",error)},0);break;default:setTimeout(function(){return room.emit("reconnected")},0)}})}module.exports=Room},{"./eventemitter":10,"./remoteparticipant":53,"./stats/statsreport":112,"./util":126}],55:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var ParticipantSignaling=require("./participant");var RoomSignaling=require("./room");var StateMachine=require("../statemachine");var states={closed:["opening"],opening:["closed","open"],open:["closed","closing"],closing:["closed","open"]};var Signaling=function(_super){__extends(Signaling,_super);function Signaling(){return _super.call(this,"closed",states)||this}Signaling.prototype._close=function(key){this.transition("closing",key);this.transition("closed",key);return Promise.resolve(this)};Signaling.prototype._connect=function(localParticipant,token,encodingParameters,preferredCodecs,options){localParticipant.connect("PA00000000000000000000000000000000","test");var sid="RM00000000000000000000000000000000";var promise=Promise.resolve(new RoomSignaling(localParticipant,sid,options));promise.cancel=function cancel(){};return promise};Signaling.prototype._open=function(key){this.transition("opening",key);this.transition("open",key);return Promise.resolve(this)};Signaling.prototype.close=function(){var _this=this;return this.bracket("close",function(key){switch(_this.state){case"closed":return _this;case"open":return _this._close(key);default:throw new Error('Unexpected Signaling state "'+_this.state+'"')}})};Signaling.prototype.connect=function(localParticipant,token,encodingParameters,preferredCodecs,options){var self=this;return this.bracket("connect",function transition(key){switch(self.state){case"closed":return self._open(key).then(transition.bind(null,key));case"open":self.releaseLockCompletely(key);return self._connect(localParticipant,token,encodingParameters,preferredCodecs,options);default:throw new Error('Unexpected Signaling state "'+self.state+'"')}})};Signaling.prototype.createLocalParticipantSignaling=function(){return new ParticipantSignaling};Signaling.prototype.open=function(){var _this=this;return this.bracket("open",function(key){switch(_this.state){case"closed":return _this._open(key);case"open":return _this;default:throw new Error('Unexpected Signaling state "'+_this.state+'"')}})};return Signaling}(StateMachine);module.exports=Signaling},{"../statemachine":84,"./participant":58,"./room":62}],56:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var ParticipantSignaling=require("./participant");var LocalParticipantSignaling=function(_super){__extends(LocalParticipantSignaling,_super);function LocalParticipantSignaling(){var _this=_super.call(this)||this;Object.defineProperties(_this,{_publicationsToTrackSenders:{value:new Map},_trackSendersToPublications:{value:new Map}});return _this}LocalParticipantSignaling.prototype.addTrack=function(trackSender,name,priority){var publication=this._createLocalTrackPublicationSignaling(trackSender,name,priority);this._trackSendersToPublications.set(trackSender,publication);this._publicationsToTrackSenders.set(publication,trackSender);_super.prototype.addTrack.call(this,publication);return this};LocalParticipantSignaling.prototype.getPublication=function(trackSender){return this._trackSendersToPublications.get(trackSender)||null};LocalParticipantSignaling.prototype.getSender=function(trackPublication){return this._publicationsToTrackSenders.get(trackPublication)||null};LocalParticipantSignaling.prototype.removeTrack=function(trackSender){var publication=this._trackSendersToPublications.get(trackSender);if(!publication){return null}this._trackSendersToPublications.delete(trackSender);this._publicationsToTrackSenders.delete(publication);var didDelete=_super.prototype.removeTrack.call(this,publication);if(didDelete){publication.stop()}return publication};return LocalParticipantSignaling}(ParticipantSignaling);module.exports=LocalParticipantSignaling},{"./participant":58}],57:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var TrackSignaling=require("./track");var LocalTrackPublicationSignaling=function(_super){__extends(LocalTrackPublicationSignaling,_super);function LocalTrackPublicationSignaling(trackSender,name,priority){var _this=this;trackSender=trackSender.clone();var enabled=trackSender.kind==="data"?true:trackSender.track.enabled;_this=_super.call(this,name,trackSender.kind,enabled,priority)||this;_this.setTrackTransceiver(trackSender);Object.defineProperties(_this,{_updatedPriority:{value:priority,writable:true},id:{enumerable:true,value:trackSender.id}});return _this}Object.defineProperty(LocalTrackPublicationSignaling.prototype,"updatedPriority",{get:function(){return this._updatedPriority},enumerable:false,configurable:true});LocalTrackPublicationSignaling.prototype.enable=function(enabled){enabled=typeof enabled==="boolean"?enabled:true;this.trackTransceiver.track.enabled=enabled;return _super.prototype.enable.call(this,enabled)};LocalTrackPublicationSignaling.prototype.publishFailed=function(error){if(setError(this,error)){this.emit("updated")}return this};LocalTrackPublicationSignaling.prototype.setPriority=function(priority){if(this._updatedPriority!==priority){this._updatedPriority=priority;this.emit("updated")}return this};LocalTrackPublicationSignaling.prototype.setSid=function(sid){if(this._error){return this}return _super.prototype.setSid.call(this,sid)};LocalTrackPublicationSignaling.prototype.stop=function(){this.trackTransceiver.stop()};return LocalTrackPublicationSignaling}(TrackSignaling);function setError(publication,error){if(publication._sid!==null||publication._error){return false}publication._error=error;return true}module.exports=LocalTrackPublicationSignaling},{"./track":63}],58:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var StateMachine=require("../statemachine");var NetworkQualityStats=require("../stats/networkqualitystats");var states={connecting:["connected"],connected:["disconnected","reconnecting"],reconnecting:["connected","disconnected"],disconnected:[]};var ParticipantSignaling=function(_super){__extends(ParticipantSignaling,_super);function ParticipantSignaling(){var _this=_super.call(this,"connecting",states)||this;Object.defineProperties(_this,{_identity:{writable:true,value:null},_networkQualityLevel:{value:null,writable:true},_networkQualityStats:{value:null,writable:true},_sid:{writable:true,value:null},identity:{enumerable:true,get:function(){return this._identity}},sid:{enumerable:true,get:function(){return this._sid}},tracks:{enumerable:true,value:new Map}});return _this}Object.defineProperty(ParticipantSignaling.prototype,"networkQualityLevel",{get:function(){return this._networkQualityLevel},enumerable:false,configurable:true});Object.defineProperty(ParticipantSignaling.prototype,"networkQualityStats",{get:function(){return this._networkQualityStats},enumerable:false,configurable:true});ParticipantSignaling.prototype.addTrack=function(track){this.tracks.set(track.id||track.sid,track);this.emit("trackAdded",track);return this};ParticipantSignaling.prototype.disconnect=function(){if(this.state!=="disconnected"){this.preempt("disconnected");return true}return false};ParticipantSignaling.prototype.removeTrack=function(track){var signaling=this.tracks.get(track.id||track.sid);this.tracks.delete(track.id||track.sid);if(signaling){this.emit("trackRemoved",track)}return signaling||null};ParticipantSignaling.prototype.setNetworkQualityLevel=function(networkQualityLevel,networkQualityLevels){if(this._networkQualityLevel!==networkQualityLevel){this._networkQualityLevel=networkQualityLevel;this._networkQualityStats=networkQualityLevels&&(networkQualityLevels.audio||networkQualityLevels.video)?new NetworkQualityStats(networkQualityLevels):null;this.emit("networkQualityLevelChanged")}};ParticipantSignaling.prototype.connect=function(sid,identity){if(this.state==="connecting"||this.state==="reconnecting"){if(!this._sid){this._sid=sid}if(!this._identity){this._identity=identity}this.preempt("connected");return true}return false};ParticipantSignaling.prototype.reconnecting=function(){if(this.state==="connecting"||this.state==="connected"){this.preempt("reconnecting");return true}return false};return ParticipantSignaling}(StateMachine);module.exports=ParticipantSignaling},{"../statemachine":84,"../stats/networkqualitystats":99}],59:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var EventEmitter=require("events").EventEmitter;var RecordingSignaling=function(_super){__extends(RecordingSignaling,_super);function RecordingSignaling(){var _this=_super.call(this)||this;Object.defineProperties(_this,{_isEnabled:{value:null,writable:true},isEnabled:{enumerable:true,get:function(){return this._isEnabled}}});return _this}RecordingSignaling.prototype.disable=function(){return this.enable(false)};RecordingSignaling.prototype.enable=function(enabled){enabled=typeof enabled==="boolean"?enabled:true;if(this.isEnabled!==enabled){this._isEnabled=enabled;this.emit("updated")}return this};return RecordingSignaling}(EventEmitter);module.exports=RecordingSignaling},{events:179}],60:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var ParticipantSignaling=require("./participant");var RemoteParticipantSignaling=function(_super){__extends(RemoteParticipantSignaling,_super);function RemoteParticipantSignaling(sid,identity){var _this=_super.call(this)||this;_this.connect(sid,identity);return _this}return RemoteParticipantSignaling}(ParticipantSignaling);module.exports=RemoteParticipantSignaling},{"./participant":58}],61:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var TrackSignaling=require("./track");var RemoteTrackPublicationSignaling=function(_super){__extends(RemoteTrackPublicationSignaling,_super);function RemoteTrackPublicationSignaling(sid,name,kind,isEnabled,priority,isSwitchedOff){var _this=_super.call(this,name,kind,isEnabled,priority)||this;Object.defineProperties(_this,{_isSwitchedOff:{value:isSwitchedOff,writable:true}});_this.setSid(sid);return _this}Object.defineProperty(RemoteTrackPublicationSignaling.prototype,"isSubscribed",{get:function(){return!!this.trackTransceiver},enumerable:false,configurable:true});Object.defineProperty(RemoteTrackPublicationSignaling.prototype,"isSwitchedOff",{get:function(){return this._isSwitchedOff},enumerable:false,configurable:true});RemoteTrackPublicationSignaling.prototype.subscribeFailed=function(error){if(!this.error){this._error=error;this.emit("updated")}return this};RemoteTrackPublicationSignaling.prototype.setPriority=function(priority){if(this._priority!==priority){this._priority=priority;this.emit("updated")}return this};RemoteTrackPublicationSignaling.prototype.setSwitchedOff=function(isSwitchedOff){if(this._isSwitchedOff!==isSwitchedOff){this._isSwitchedOff=isSwitchedOff;this.emit("updated")}return this};return RemoteTrackPublicationSignaling}(TrackSignaling);module.exports=RemoteTrackPublicationSignaling},{"./track":63}],62:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,
new __)}}();var DefaultRecordingSignaling=require("./recording");var StateMachine=require("../statemachine");var DefaultTimeout=require("../util/timeout");var buildLogLevels=require("../util").buildLogLevels;var DEFAULT_LOG_LEVEL=require("../util/constants").DEFAULT_LOG_LEVEL;var Log=require("../util/log");var _a=require("../util/twilio-video-errors"),MediaConnectionError=_a.MediaConnectionError,MediaDTLSTransportFailedError=_a.MediaDTLSTransportFailedError,SignalingConnectionDisconnectedError=_a.SignalingConnectionDisconnectedError;var nInstances=0;var states={connected:["reconnecting","disconnected"],reconnecting:["connected","disconnected"],disconnected:[]};var RoomSignaling=function(_super){__extends(RoomSignaling,_super);function RoomSignaling(localParticipant,sid,name,options){var _this=this;options=Object.assign({logLevel:DEFAULT_LOG_LEVEL,RecordingSignaling:DefaultRecordingSignaling,Timeout:DefaultTimeout},options);var logLevels=buildLogLevels(options.logLevel);_this=_super.call(this,"connected",states)||this;var RecordingSignaling=options.RecordingSignaling;var sessionTimeout=new options.Timeout(function(){_this._disconnect(_this._reconnectingError)},options.sessionTimeout,false);Object.defineProperties(_this,{_instanceId:{value:nInstances++},_log:{value:options.log?options.log.createLog("default",_this):new Log("default",_this,logLevels,options.loggerName)},_mediaConnectionIsReconnecting:{writable:true,value:false},_options:{value:options},_reconnectingError:{value:null,writable:true},_sessionTimeout:{value:sessionTimeout},dominantSpeakerSid:{enumerable:true,value:null,writable:true},localParticipant:{enumerable:true,value:localParticipant},name:{enumerable:true,value:name},participants:{enumerable:true,value:new Map},recording:{enumerable:true,value:new RecordingSignaling},sid:{enumerable:true,value:sid}});_this.on("connectionStateChanged",function(){if(_this.connectionState==="failed"&&!["disconnected","failed"].includes(_this.iceConnectionState)){_this._disconnect(new MediaDTLSTransportFailedError)}});_this.on("iceConnectionStateChanged",function(){return maybeUpdateState(_this)});_this.on("signalingConnectionStateChanged",function(){return maybeUpdateState(_this)});setTimeout(function(){return maybeUpdateState(_this)});return _this}RoomSignaling.prototype._disconnect=function(error){if(this.state!=="disconnected"){this.preempt("disconnected",null,[error]);return true}return false};RoomSignaling.prototype.toString=function(){return"[RoomSignaling #"+this._instanceId+": "+(this.localParticipant?this.localParticipant.sid:"null")+"]"};RoomSignaling.prototype.connectParticipant=function(participant){var self=this;if(participant.state==="disconnected"){return false}if(this.participants.has(participant.sid)){return false}this.participants.set(participant.sid,participant);participant.on("stateChanged",function stateChanged(state){if(state==="disconnected"){participant.removeListener("stateChanged",stateChanged);self.participants.delete(participant.sid);self.emit("participantDisconnected",participant)}});this.emit("participantConnected",participant);return true};RoomSignaling.prototype.disconnect=function(){return this._disconnect()};RoomSignaling.prototype.setDominantSpeaker=function(dominantSpeakerSid){this.dominantSpeakerSid=dominantSpeakerSid;this.emit("dominantSpeakerChanged")};return RoomSignaling}(StateMachine);function maybeUpdateState(roomSignaling){if(roomSignaling.state==="disconnected"||roomSignaling.signalingConnectionState==="disconnected"){roomSignaling._sessionTimeout.clear();return}var newState;if(roomSignaling.signalingConnectionState==="reconnecting"){newState=roomSignaling.signalingConnectionState}else if(roomSignaling.iceConnectionState==="failed"){roomSignaling._mediaConnectionIsReconnecting=true;newState="reconnecting"}else if(roomSignaling.iceConnectionState==="new"||roomSignaling.iceConnectionState==="checking"){newState=roomSignaling._mediaConnectionIsReconnecting?"reconnecting":"connected"}else{roomSignaling._mediaConnectionIsReconnecting=false;roomSignaling._reconnectingError=null;roomSignaling._sessionTimeout.clear();newState="connected"}if(newState===roomSignaling.state){return}if(newState==="reconnecting"){roomSignaling._reconnectingError=roomSignaling.signalingConnectionState==="reconnecting"?new SignalingConnectionDisconnectedError:new MediaConnectionError;roomSignaling._sessionTimeout.start();roomSignaling.preempt(newState,null,[roomSignaling._reconnectingError])}else{roomSignaling.preempt(newState)}}module.exports=RoomSignaling},{"../statemachine":84,"../util":126,"../util/constants":120,"../util/log":130,"../util/timeout":142,"../util/twilio-video-errors":143,"./recording":59}],63:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var EventEmitter=require("events").EventEmitter;var TrackSignaling=function(_super){__extends(TrackSignaling,_super);function TrackSignaling(name,kind,isEnabled,priority){var _this=_super.call(this)||this;var sid=null;Object.defineProperties(_this,{_error:{value:null,writable:true},_isEnabled:{value:isEnabled,writable:true},_priority:{value:priority,writable:true},_trackTransceiver:{value:null,writable:true},_sid:{get:function(){return sid},set:function(_sid){if(sid===null){sid=_sid}}},kind:{enumerable:true,value:kind},name:{enumerable:true,value:name}});return _this}Object.defineProperty(TrackSignaling.prototype,"error",{get:function(){return this._error},enumerable:false,configurable:true});Object.defineProperty(TrackSignaling.prototype,"isEnabled",{get:function(){return this._isEnabled},enumerable:false,configurable:true});Object.defineProperty(TrackSignaling.prototype,"priority",{get:function(){return this._priority},enumerable:false,configurable:true});Object.defineProperty(TrackSignaling.prototype,"sid",{get:function(){return this._sid},enumerable:false,configurable:true});Object.defineProperty(TrackSignaling.prototype,"trackTransceiver",{get:function(){return this._trackTransceiver},enumerable:false,configurable:true});TrackSignaling.prototype.disable=function(){return this.enable(false)};TrackSignaling.prototype.enable=function(enabled){enabled=typeof enabled==="boolean"?enabled:true;if(this.isEnabled!==enabled){this._isEnabled=enabled;this.emit("updated")}return this};TrackSignaling.prototype.setTrackTransceiver=function(trackTransceiver){trackTransceiver=trackTransceiver||null;if(this.trackTransceiver!==trackTransceiver){this._trackTransceiver=trackTransceiver;this.emit("updated")}return this};TrackSignaling.prototype.setSid=function(sid){if(this.sid===null){this._sid=sid;this.emit("updated")}return this};return TrackSignaling}(EventEmitter);module.exports=TrackSignaling},{events:179}],64:[function(require,module,exports){"use strict";var CancelablePromise=require("../../util/cancelablepromise");var DefaultPeerConnectionManager=require("./peerconnectionmanager");var DefaultRoomV2=require("./room");var DefaultTransport=require("./twilioconnectiontransport");var _a=require("../../util/twilio-video-errors"),SignalingConnectionDisconnectedError=_a.SignalingConnectionDisconnectedError,SignalingIncomingMessageInvalidError=_a.SignalingIncomingMessageInvalidError;var _b=require("../../util"),flatMap=_b.flatMap,createRoomConnectEventPayload=_b.createRoomConnectEventPayload;function createCancelableRoomSignalingPromise(token,wsServer,localParticipant,encodingParameters,preferredCodecs,options){options=Object.assign({PeerConnectionManager:DefaultPeerConnectionManager,RoomV2:DefaultRoomV2,Transport:DefaultTransport},options);var PeerConnectionManager=options.PeerConnectionManager,RoomV2=options.RoomV2,Transport=options.Transport,iceServers=options.iceServers,log=options.log;var peerConnectionManager=new PeerConnectionManager(encodingParameters,preferredCodecs,options);var trackSenders=flatMap(localParticipant.tracks,function(trackV2){return[trackV2.trackTransceiver]});peerConnectionManager.setTrackSenders(trackSenders);var cancellationError=new Error("Canceled");var transport;var cancelablePromise=new CancelablePromise(function(resolve,reject,isCanceled){var onIced=function(iceServers){if(isCanceled()){reject(cancellationError);return Promise.reject(cancellationError)}log.debug("Got ICE servers:",iceServers);options.iceServers=iceServers;peerConnectionManager.setConfiguration(options);return peerConnectionManager.createAndOffer().then(function(){if(isCanceled()){reject(cancellationError);throw cancellationError}log.debug("createAndOffer() succeeded.");peerConnectionManager.dequeue("description")}).catch(function(error){log.error("createAndOffer() failed:",error);reject(error);throw error})};var automaticSubscription=options.automaticSubscription,bandwidthProfile=options.bandwidthProfile,dominantSpeaker=options.dominantSpeaker,environment=options.environment,eventObserver=options.eventObserver,loggerName=options.loggerName,logLevel=options.logLevel,name=options.name,networkMonitor=options.networkMonitor,networkQuality=options.networkQuality,realm=options.realm,sdpSemantics=options.sdpSemantics;var trackPriority=!!bandwidthProfile;var trackSwitchOff=!!bandwidthProfile;var renderHints=!!bandwidthProfile&&(options.clientTrackSwitchOffControl!=="disabled"||options.contentPreferencesMode!=="disabled");var transportOptions=Object.assign({automaticSubscription:automaticSubscription,dominantSpeaker:dominantSpeaker,environment:environment,eventObserver:eventObserver,loggerName:loggerName,logLevel:logLevel,networkMonitor:networkMonitor,networkQuality:networkQuality,iceServers:iceServers,onIced:onIced,realm:realm,renderHints:renderHints,sdpSemantics:sdpSemantics,trackPriority:trackPriority,trackSwitchOff:trackSwitchOff},bandwidthProfile?{bandwidthProfile:bandwidthProfile}:{});transport=new Transport(name,token,localParticipant,peerConnectionManager,wsServer,transportOptions);var connectEventPayload=createRoomConnectEventPayload(options);eventObserver.emit("event",connectEventPayload);transport.once("connected",function(initialState){log.debug("Transport connected:",initialState);if(isCanceled()){reject(cancellationError);return}var localParticipantState=initialState.participant;if(!localParticipantState){reject(new SignalingIncomingMessageInvalidError);return}var signalingRegion=initialState.options.signaling_region;localParticipant.setSignalingRegion(signalingRegion);resolve(new RoomV2(localParticipant,initialState,transport,peerConnectionManager,options))});transport.once("stateChanged",function(state,error){if(state==="disconnected"){transport=null;reject(error||new SignalingConnectionDisconnectedError)}else{log.debug("Transport state changed:",state)}})},function(){if(transport){transport.disconnect();transport=null}});cancelablePromise.catch(function(){if(transport){transport.disconnect();transport=null}peerConnectionManager.close()});return cancelablePromise}module.exports=createCancelableRoomSignalingPromise},{"../../util":126,"../../util/cancelablepromise":119,"../../util/twilio-video-errors":143,"./peerconnectionmanager":75,"./room":80,"./twilioconnectiontransport":83}],65:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var MediaSignaling=require("./mediasignaling");var DominantSpeakerSignaling=function(_super){__extends(DominantSpeakerSignaling,_super);function DominantSpeakerSignaling(getReceiver,options){var _this=_super.call(this,getReceiver,"active_speaker",options)||this;Object.defineProperties(_this,{_loudestParticipantSid:{value:null,writable:true}});_this.on("ready",function(transport){transport.on("message",function(message){switch(message.type){case"active_speaker":_this._setLoudestParticipantSid(message.participant);break;default:break}})});return _this}Object.defineProperty(DominantSpeakerSignaling.prototype,"loudestParticipantSid",{get:function(){return this._loudestParticipantSid},enumerable:false,configurable:true});DominantSpeakerSignaling.prototype._setLoudestParticipantSid=function(loudestParticipantSid){if(this.loudestParticipantSid===loudestParticipantSid){return}this._loudestParticipantSid=loudestParticipantSid;this.emit("updated")};return DominantSpeakerSignaling}(MediaSignaling);module.exports=DominantSpeakerSignaling},{"./mediasignaling":71}],66:[function(require,module,exports){"use strict";var Filter=require("../../util/filter");var IceBox=function(){function IceBox(){Object.defineProperties(this,{_filter:{value:new Filter({getKey:function getKey(iceState){return iceState.ufrag},isLessThanOrEqualTo:function isLessThanOrEqualTo(a,b){return a.revision<=b.revision}})},_ufrag:{writable:true,value:null},ufrag:{enumerable:true,get:function(){return this._ufrag}}})}IceBox.prototype.setUfrag=function(ufrag){this._ufrag=ufrag;var ice=this._filter.toMap().get(ufrag);return ice?ice.candidates:[]};IceBox.prototype.update=function(iceState){iceState.candidates=iceState.candidates||[];var oldIceState=this._filter.toMap().get(iceState.ufrag);var oldCandidates=oldIceState?oldIceState.candidates:[];return this._filter.update(iceState)&&this._ufrag===iceState.ufrag?iceState.candidates.slice(oldCandidates.length):[]};return IceBox}();module.exports=IceBox},{"../../util/filter":125}],67:[function(require,module,exports){"use strict";var _a=require("../../util/constants"),ICE_ACTIVITY_CHECK_PERIOD_MS=_a.ICE_ACTIVITY_CHECK_PERIOD_MS,ICE_INACTIVITY_THRESHOLD_MS=_a.ICE_INACTIVITY_THRESHOLD_MS;var IceConnectionMonitor=function(){function IceConnectionMonitor(peerConnection,options){options=Object.assign({activityCheckPeriodMs:ICE_ACTIVITY_CHECK_PERIOD_MS,inactivityThresholdMs:ICE_INACTIVITY_THRESHOLD_MS},options);Object.defineProperties(this,{_activityCheckPeriodMs:{value:options.activityCheckPeriodMs},_inactivityThresholdMs:{value:options.inactivityThresholdMs},_lastActivity:{value:null,writable:true},_peerConnection:{value:peerConnection},_timer:{value:null,writable:true},_onIceConnectionStateChanged:{value:null,writable:true}})}IceConnectionMonitor.prototype._getActivePairStat=function(stats){var statsArray=Array.from(stats.values());var hasInBoundTracks=statsArray.find(function(stat){return stat.type==="inbound-rtp"});if(!hasInBoundTracks){return null}var activePairStats=statsArray.find(function(stat){return stat.type==="candidate-pair"&&stat.nominated});return activePairStats||{bytesReceived:0,timestamp:Math.round((new Date).getTime())}};IceConnectionMonitor.prototype._getIceConnectionStats=function(){var _this=this;return this._peerConnection.getStats().then(function(stats){return _this._getActivePairStat(stats)}).catch(function(){return null})};IceConnectionMonitor.prototype._scheduleInactivityCallback=function(callback){var _this=this;if(callback&&this._onIceConnectionStateChanged===null){this._onIceConnectionStateChanged=function(){if(_this._peerConnection.iceConnectionState==="disconnected"){callback()}};this._peerConnection.addEventListener("iceconnectionstatechange",this._onIceConnectionStateChanged)}else if(!callback&&this._onIceConnectionStateChanged){this._peerConnection.removeEventListener("iceconnectionstatechange",this._onIceConnectionStateChanged);this._onIceConnectionStateChanged=null}};IceConnectionMonitor.prototype.start=function(onIceConnectionInactive){var _this=this;this.stop();this._timer=setInterval(function(){_this._getIceConnectionStats().then(function(iceStats){if(!iceStats){return}if(!_this._lastActivity||_this._lastActivity.bytesReceived!==iceStats.bytesReceived){_this._lastActivity=iceStats;_this._scheduleInactivityCallback(null)}if(iceStats.timestamp-_this._lastActivity.timestamp>=_this._inactivityThresholdMs){if(_this._peerConnection.iceConnectionState==="disconnected"){onIceConnectionInactive()}else if(_this._onIceConnectionStateChanged===null){_this._scheduleInactivityCallback(onIceConnectionInactive)}}})},this._activityCheckPeriodMs)};IceConnectionMonitor.prototype.stop=function(){this._scheduleInactivityCallback(null);if(this._timer!==null){clearInterval(this._timer);this._timer=null;this._lastActivity=null}};return IceConnectionMonitor}();module.exports=IceConnectionMonitor},{"../../util/constants":120}],68:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var defaultCreateCancelableRoomSignalingPromise=require("./cancelableroomsignalingpromise");var LocalParticipantV2=require("./localparticipant");var Signaling=require("../");var SignalingV2=function(_super){__extends(SignalingV2,_super);function SignalingV2(wsServer,options){var _this=this;options=Object.assign({createCancelableRoomSignalingPromise:defaultCreateCancelableRoomSignalingPromise},options);_this=_super.call(this)||this;Object.defineProperties(_this,{_createCancelableRoomSignalingPromise:{value:options.createCancelableRoomSignalingPromise},_options:{value:options},_wsServer:{value:wsServer}});return _this}SignalingV2.prototype._connect=function(localParticipant,token,encodingParameters,preferredCodecs,options){options=Object.assign({},this._options,options);return this._createCancelableRoomSignalingPromise.bind(null,token,this._wsServer,localParticipant,encodingParameters,preferredCodecs,options)};SignalingV2.prototype.createLocalParticipantSignaling=function(encodingParameters,networkQualityConfiguration){return new LocalParticipantV2(encodingParameters,networkQualityConfiguration)};return SignalingV2}(Signaling);module.exports=SignalingV2},{"../":55,"./cancelableroomsignalingpromise":64,"./localparticipant":69}],69:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var LocalParticipantSignaling=require("../localparticipant");var LocalTrackPublicationV2=require("./localtrackpublication");var isDeepEqual=require("../../util").isDeepEqual;var LocalParticipantV2=function(_super){__extends(LocalParticipantV2,_super);function LocalParticipantV2(encodingParameters,networkQualityConfiguration,options){var _this=this;options=Object.assign({LocalTrackPublicationV2:LocalTrackPublicationV2},options);_this=_super.call(this)||this;Object.defineProperties(_this,{_bandwidthProfile:{value:null,writable:true},_bandwidthProfileRevision:{value:0,writable:true},_encodingParameters:{value:encodingParameters},_removeListeners:{value:new Map},_LocalTrackPublicationV2:{value:options.LocalTrackPublicationV2},_publishedRevision:{writable:true,value:0},_revision:{writable:true,value:1},_signalingRegion:{value:null,writable:true},bandwidthProfile:{enumerable:true,get:function(){return this._bandwidthProfile}},bandwidthProfileRevision:{enumerable:true,get:function(){return this._bandwidthProfileRevision}},networkQualityConfiguration:{enumerable:true,value:networkQualityConfiguration},revision:{enumerable:true,get:function(){return this._revision}},signalingRegion:{enumerable:true,get:function(){return this._signalingRegion}}});return _this}LocalParticipantV2.prototype.setSignalingRegion=function(signalingRegion){if(!this._signalingRegion){this._signalingRegion=signalingRegion}};LocalParticipantV2.prototype.setBandwidthProfile=function(bandwidthProfile){if(!isDeepEqual(this._bandwidthProfile,bandwidthProfile)){this._bandwidthProfile=JSON.parse(JSON.stringify(bandwidthProfile));this._bandwidthProfileRevision++;this.didUpdate()}};LocalParticipantV2.prototype.setParameters=function(encodingParameters){this._encodingParameters.update(encodingParameters);return this};LocalParticipantV2.prototype.update=function(published){if(this._publishedRevision>=published.revision){return this}this._publishedRevision=published.revision;published.tracks.forEach(function(publicationState){var localTrackPublicationV2=this.tracks.get(publicationState.id);if(localTrackPublicationV2){localTrackPublicationV2.update(publicationState)}},this);return this};LocalParticipantV2.prototype._createLocalTrackPublicationSignaling=function(trackSender,name,priority){return new this._LocalTrackPublicationV2(trackSender,name,priority)};LocalParticipantV2.prototype.addTrack=function(trackSender,name,priority){var _this=this;_super.prototype.addTrack.call(this,trackSender,name,priority);var publication=this.getPublication(trackSender);var isEnabled=publication.isEnabled,updatedPriority=publication.updatedPriority;var updated=function(){if(isEnabled!==publication.isEnabled||updatedPriority!==publication.updatedPriority){_this.didUpdate();isEnabled=publication.isEnabled;updatedPriority=publication.updatedPriority}};publication.on("updated",updated);this._removeListener(publication);this._removeListeners.set(publication,function(){return publication.removeListener("updated",updated)});this.didUpdate();return this};LocalParticipantV2.prototype._removeListener=function(publication){var removeListener=this._removeListeners.get(publication);if(removeListener){removeListener()}};LocalParticipantV2.prototype.getState=function(){return{revision:this.revision,tracks:Array.from(this.tracks.values()).map(function(track){return track.getState()})}};LocalParticipantV2.prototype.didUpdate=function(){this._revision++;this.emit("updated")};LocalParticipantV2.prototype.removeTrack=function(trackSender){var publication=_super.prototype.removeTrack.call(this,trackSender);if(publication){trackSender.removeClone(publication.trackTransceiver);this._removeListener(publication);this.didUpdate()}return publication};LocalParticipantV2.prototype.setNetworkQualityConfiguration=function(networkQualityConfiguration){this.networkQualityConfiguration.update(networkQualityConfiguration)};return LocalParticipantV2}(LocalParticipantSignaling);module.exports=LocalParticipantV2},{"../../util":126,"../localparticipant":56,"./localtrackpublication":70}],70:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var LocalTrackPublicationSignaling=require("../localtrackpublication");var createTwilioError=require("../../util/twilio-video-errors").createTwilioError;var LocalTrackPublicationV2=function(_super){__extends(LocalTrackPublicationV2,_super);function LocalTrackPublicationV2(trackSender,name,priority){return _super.call(this,trackSender,name,priority)||this}LocalTrackPublicationV2.prototype.getState=function(){return{enabled:this.isEnabled,id:this.id,kind:this.kind,name:this.name,priority:this.updatedPriority}};LocalTrackPublicationV2.prototype.update=function(track){switch(track.state){case"ready":this.setSid(track.sid);break;case"failed":{var error=track.error;this.publishFailed(createTwilioError(error.code,error.message));break}default:break}return this};return LocalTrackPublicationV2}(LocalTrackPublicationSignaling);module.exports=LocalTrackPublicationV2},{"../../util/twilio-video-errors":143,"../localtrackpublication":57}],71:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var EventEmitter=require("events");var nInstances=0;var MediaSignaling=function(_super){__extends(MediaSignaling,_super);function MediaSignaling(getReceiver,channel,options){var _this=_super.call(this)||this;Object.defineProperties(_this,{_instanceId:{value:nInstances++},channel:{value:channel},_log:{value:options.log.createLog("default",_this)},_getReceiver:{value:getReceiver},_receiverPromise:{value:null,writable:true},_transport:{value:null,writable:true}});return _this}Object.defineProperty(MediaSignaling.prototype,"isSetup",{get:function(){return!!this._receiverPromise},enumerable:false,configurable:true});MediaSignaling.prototype.toString=function(){return"[MediaSignaling #"+this._instanceId+":"+this.channel+"]"};MediaSignaling.prototype.setup=function(id){var _this=this;this._teardown();this._log.info("setting up msp transport for id:",id);var receiverPromise=this._getReceiver(id).then(function(receiver){if(receiver.kind!=="data"){_this._log.error("Expected a DataTrackReceiver");throw new Error("Expected a DataTrackReceiver")}if(_this._receiverPromise!==receiverPromise){return}try{_this._transport=receiver.toDataTransport()}catch(ex){_this._log.error("Failed to toDataTransport");throw new Error("Failed to toDataTransport")}_this.emit("ready",_this._transport);receiver.once("close",function(){return _this._teardown()})});this._receiverPromise=receiverPromise};MediaSignaling.prototype._teardown=function(){if(this._transport){this._log.info("Tearing down");this._transport=null;this._receiverPromise=null;this.emit("teardown")}};return MediaSignaling}(EventEmitter);module.exports=MediaSignaling},{events:179}],72:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var EventEmitter=require("events");var PeerConnectionReportFactory=require("../../stats/peerconnectionreportfactory");var NetworkQualityMonitor=function(_super){__extends(NetworkQualityMonitor,_super);function NetworkQualityMonitor(manager,signaling){var _this=_super.call(this)||this;Object.defineProperties(_this,{_factories:{value:new WeakMap},_manager:{value:manager},_signaling:{value:signaling}});signaling.on("updated",function(){return _this.emit("updated")});return _this}Object.defineProperty(NetworkQualityMonitor.prototype,"level",{get:function(){return this._signaling.level},enumerable:false,configurable:true});Object.defineProperty(NetworkQualityMonitor.prototype,"levels",{get:function(){return this._signaling.levels},enumerable:false,configurable:true});Object.defineProperty(NetworkQualityMonitor.prototype,"remoteLevels",{get:function(){return this._signaling.remoteLevels},enumerable:false,configurable:true});NetworkQualityMonitor.prototype.start=function(){var _this=this;this.stop();var timeout=setTimeout(function(){if(_this._timeout!==timeout){return}next(_this).then(function(reports){if(_this._timeout!==timeout){return}if(reports.length){var _a=__read(reports,1),report=_a[0];_this._signaling.put(report)}_this.start()})},200);this._timeout=timeout};NetworkQualityMonitor.prototype.stop=function(){clearTimeout(this._timeout);this._timeout=null};return NetworkQualityMonitor}(EventEmitter);function next(monitor){var pcv2s=monitor._manager._peerConnections?Array.from(monitor._manager._peerConnections.values()):[];var pcs=pcv2s.map(function(pcv2){return pcv2._peerConnection}).filter(function(pc){return pc.signalingState!=="closed"});var factories=pcs.map(function(pc){if(monitor._factories.has(pc)){return monitor._factories.get(pc)}var factory=new PeerConnectionReportFactory(pc);monitor._factories.set(pc,factory);return factory});var reportsOrNullPromises=factories.map(function(factory){return factory.next().catch(function(){return null})});return Promise.all(reportsOrNullPromises).then(function(reportsOrNull){return reportsOrNull.filter(function(reportOrNull){return reportOrNull}).map(function(report){return report.summarize()})})}module.exports=NetworkQualityMonitor},{"../../stats/peerconnectionreportfactory":102,events:179}],73:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var MediaSignaling=require("./mediasignaling");var AsyncVar=require("../../util/asyncvar");var NetworkQualitySignaling=function(_super){__extends(NetworkQualitySignaling,_super);function NetworkQualitySignaling(getReceiver,networkQualityConfiguration,options){var _this=_super.call(this,getReceiver,"network_quality",options)||this;Object.defineProperties(_this,{_level:{value:null,writable:true},_levels:{value:null,writable:true},_remoteLevels:{value:new Map,writable:true},_networkQualityInputs:{value:new AsyncVar},_networkQualityReportLevels:{get:function(){return{reportLevel:networkQualityConfiguration.local,remoteReportLevel:networkQualityConfiguration.remote}}}});_this.on("ready",function(transport){
transport.on("message",function(message){switch(message.type){case"network_quality":_this._handleNetworkQualityMessage(message);break;default:break}})});_this._sendNetworkQualityInputs();return _this}Object.defineProperty(NetworkQualitySignaling.prototype,"level",{get:function(){return this._level},enumerable:false,configurable:true});Object.defineProperty(NetworkQualitySignaling.prototype,"levels",{get:function(){return this._levels},enumerable:false,configurable:true});Object.defineProperty(NetworkQualitySignaling.prototype,"remoteLevels",{get:function(){return this._remoteLevels},enumerable:false,configurable:true});NetworkQualitySignaling.prototype._handleNetworkQualityMessage=function(message){var _this=this;var updated=false;var level=null;var local=message?message.local:null;if(typeof local==="number"){level=local;this._levels=null}else if(typeof local==="object"&&local){this._levels=local;level=typeof local.level==="number"?local.level:Math.min(local.audio.send,local.audio.recv,local.video.send,local.video.recv)}if(level!==null&&this.level!==level){this._level=level;updated=true}this._remoteLevels=message&&message.remotes?message.remotes.reduce(function(levels,obj){var oldObj=_this._remoteLevels.get(obj.sid)||{};if(oldObj.level!==obj.level){updated=true}return levels.set(obj.sid,obj)},new Map):this._remoteLevels;if(updated){this.emit("updated")}setTimeout(function(){return _this._sendNetworkQualityInputs()},1e3)};NetworkQualitySignaling.prototype._sendNetworkQualityInputs=function(){var _this=this;return this._networkQualityInputs.take().then(function(networkQualityInputs){if(_this._transport){_this._transport.publish(createNetworkQualityInputsMessage(networkQualityInputs,_this._networkQualityReportLevels))}})};NetworkQualitySignaling.prototype.put=function(networkQualityInputs){this._networkQualityInputs.put(networkQualityInputs)};return NetworkQualitySignaling}(MediaSignaling);function createNetworkQualityInputsMessage(networkQualityInputs,networkQualityReportLevels){return Object.assign({type:"network_quality"},networkQualityInputs,networkQualityReportLevels)}module.exports=NetworkQualitySignaling},{"../../util/asyncvar":117,"./mediasignaling":71}],74:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var DefaultBackoff=require("backoff");var _a=require("@twilio/webrtc"),DefaultMediaStream=_a.MediaStream,DefaultRTCIceCandidate=_a.RTCIceCandidate,DefaultRTCPeerConnection=_a.RTCPeerConnection,DefaultRTCSessionDescription=_a.RTCSessionDescription,getStatistics=_a.getStats;var guessBrowser=require("@twilio/webrtc/lib/util").guessBrowser;var getSdpFormat=require("@twilio/webrtc/lib/util/sdp").getSdpFormat;var _b=require("../../util/constants"),DEFAULT_ICE_GATHERING_TIMEOUT_MS=_b.DEFAULT_ICE_GATHERING_TIMEOUT_MS,DEFAULT_LOG_LEVEL=_b.DEFAULT_LOG_LEVEL,DEFAULT_SESSION_TIMEOUT_SEC=_b.DEFAULT_SESSION_TIMEOUT_SEC,iceRestartBackoffConfig=_b.iceRestartBackoffConfig;var _c=require("../../util/sdp"),createCodecMapForMediaSection=_c.createCodecMapForMediaSection,disableRtx=_c.disableRtx,enableDtxForOpus=_c.enableDtxForOpus,getMediaSections=_c.getMediaSections,removeSSRCAttributes=_c.removeSSRCAttributes,revertSimulcastForNonVP8MediaSections=_c.revertSimulcastForNonVP8MediaSections,setBitrateParameters=_c.setBitrateParameters,setCodecPreferences=_c.setCodecPreferences,setSimulcast=_c.setSimulcast,unifiedPlanAddOrRewriteNewTrackIds=_c.unifiedPlanAddOrRewriteNewTrackIds,unifiedPlanAddOrRewriteTrackIds=_c.unifiedPlanAddOrRewriteTrackIds,unifiedPlanFilterLocalCodecs=_c.unifiedPlanFilterLocalCodecs;var DefaultTimeout=require("../../util/timeout");var _d=require("../../util/twilio-video-errors"),MediaClientLocalDescFailedError=_d.MediaClientLocalDescFailedError,MediaClientRemoteDescFailedError=_d.MediaClientRemoteDescFailedError;var _e=require("../../util"),buildLogLevels=_e.buildLogLevels,getPlatform=_e.getPlatform,isChromeScreenShareTrack=_e.isChromeScreenShareTrack,oncePerTick=_e.oncePerTick;var IceBox=require("./icebox");var DefaultIceConnectionMonitor=require("./iceconnectionmonitor.js");var DataTrackReceiver=require("../../data/receiver");var MediaTrackReceiver=require("../../media/track/receiver");var StateMachine=require("../../statemachine");var Log=require("../../util/log");var IdentityTrackMatcher=require("../../util/sdp/trackmatcher/identity");var OrderedTrackMatcher=require("../../util/sdp/trackmatcher/ordered");var MIDTrackMatcher=require("../../util/sdp/trackmatcher/mid");var workaroundIssue8329=require("../../util/sdp/issue8329");var guess=guessBrowser();var platform=getPlatform();var isAndroid=/android/.test(platform);var isChrome=guess==="chrome";var isFirefox=guess==="firefox";var isSafari=guess==="safari";var isRTCRtpSenderParamsSupported=typeof RTCRtpSender!=="undefined"&&typeof RTCRtpSender.prototype.getParameters==="function"&&typeof RTCRtpSender.prototype.setParameters==="function";var nInstances=0;var states={open:["closed","updating"],updating:["closed","open"],closed:[]};var PeerConnectionV2=function(_super){__extends(PeerConnectionV2,_super);function PeerConnectionV2(id,encodingParameters,preferredCodecs,options){var _this=_super.call(this,"open",states)||this;options=Object.assign({enableDscp:false,dummyAudioMediaStreamTrack:null,isChromeScreenShareTrack:isChromeScreenShareTrack,iceServers:[],isRTCRtpSenderParamsSupported:isRTCRtpSenderParamsSupported,logLevel:DEFAULT_LOG_LEVEL,offerOptions:{},revertSimulcastForNonVP8MediaSections:revertSimulcastForNonVP8MediaSections,sessionTimeout:DEFAULT_SESSION_TIMEOUT_SEC*1e3,setBitrateParameters:setBitrateParameters,setCodecPreferences:setCodecPreferences,setSimulcast:setSimulcast,Backoff:DefaultBackoff,IceConnectionMonitor:DefaultIceConnectionMonitor,MediaStream:DefaultMediaStream,RTCIceCandidate:DefaultRTCIceCandidate,RTCPeerConnection:DefaultRTCPeerConnection,RTCSessionDescription:DefaultRTCSessionDescription,Timeout:DefaultTimeout},options);var configuration=getConfiguration(options);var sdpFormat=getSdpFormat(configuration.sdpSemantics);var isUnifiedPlan=sdpFormat==="unified";var localMediaStream=isUnifiedPlan?null:new options.MediaStream;var logLevels=buildLogLevels(options.logLevel);var RTCPeerConnection=options.RTCPeerConnection;if(options.enableDscp===true){options.chromeSpecificConstraints=options.chromeSpecificConstraints||{};options.chromeSpecificConstraints.optional=options.chromeSpecificConstraints.optional||[];options.chromeSpecificConstraints.optional.push({googDscp:true})}var log=options.log?options.log.createLog("webrtc",_this):new Log("webrtc",_this,logLevels,options.loggerName);var peerConnection=new RTCPeerConnection(configuration,options.chromeSpecificConstraints);if(options.dummyAudioMediaStreamTrack){peerConnection.addTrack(options.dummyAudioMediaStreamTrack,localMediaStream||new options.MediaStream)}Object.defineProperties(_this,{_appliedTrackIdsToAttributes:{value:new Map,writable:true},_dataChannels:{value:new Map},_dataTrackReceivers:{value:new Set},_descriptionRevision:{writable:true,value:0},_didGenerateLocalCandidates:{writable:true,value:false},_enableDscp:{value:options.enableDscp},_encodingParameters:{value:encodingParameters},_isChromeScreenShareTrack:{value:options.isChromeScreenShareTrack},_iceGatheringFailed:{value:false,writable:true},_iceGatheringTimeout:{value:new options.Timeout(function(){return _this._handleIceGatheringTimeout()},DEFAULT_ICE_GATHERING_TIMEOUT_MS,false)},_iceRestartBackoff:{value:options.Backoff.exponential(iceRestartBackoffConfig)},_instanceId:{value:++nInstances},_isIceConnectionInactive:{writable:true,value:false},_isIceLite:{writable:true,value:false},_isIceRestartBackoffInProgress:{writable:true,value:false},_isRestartingIce:{writable:true,value:false},_isUnifiedPlan:{value:isUnifiedPlan},_isRTCRtpSenderParamsSupported:{value:options.isRTCRtpSenderParamsSupported},_lastIceConnectionState:{writable:true,value:null},_lastStableDescriptionRevision:{writable:true,value:0},_localCandidates:{writable:true,value:[]},_localCodecs:{value:new Set},_localCandidatesRevision:{writable:true,value:1},_localDescriptionWithoutSimulcast:{writable:true,value:null},_localDescription:{writable:true,value:null},_localMediaStream:{value:localMediaStream},_localUfrag:{writable:true,value:null},_log:{value:log},_eventObserver:{value:options.eventObserver},_remoteCodecMaps:{value:new Map},_rtpSenders:{value:new Map},_iceConnectionMonitor:{value:new options.IceConnectionMonitor(peerConnection)},_mediaTrackReceivers:{value:new Set},_needsAnswer:{writable:true,value:false},_negotiationRole:{writable:true,value:null},_offerOptions:{writable:true,value:options.offerOptions},_onEncodingParametersChanged:{value:oncePerTick(function(){if(_this._isRTCRtpSenderParamsSupported){if(!_this._needsAnswer){updateEncodingParameters(_this)}return}_this.offer()})},_peerConnection:{value:peerConnection},_preferredAudioCodecs:{value:preferredCodecs.audio},_preferredVideoCodecs:{value:preferredCodecs.video},_shouldApplyDtx:{value:preferredCodecs.audio.every(function(_a){var codec=_a.codec;return codec!=="opus"})||preferredCodecs.audio.some(function(_a){var codec=_a.codec,dtx=_a.dtx;return codec==="opus"&&dtx})},_shouldApplySimulcast:{value:(isChrome||isSafari)&&preferredCodecs.video.some(function(codecSettings){return codecSettings.codec.toLowerCase()==="vp8"&&codecSettings.simulcast})},_queuedDescription:{writable:true,value:null},_iceReconnectTimeout:{value:new options.Timeout(function(){log.debug("ICE reconnect timed out");_this.close()},options.sessionTimeout,false)},_recycledTransceivers:{value:{audio:[],video:[]}},_replaceTrackPromises:{value:new Map},_remoteCandidates:{writable:true,value:new IceBox},_sdpFormat:{value:sdpFormat},_setBitrateParameters:{value:options.setBitrateParameters},_setCodecPreferences:{value:isFirefox&&isAndroid&&preferredCodecs.video[0]&&preferredCodecs.video[0].codec.toLowerCase()!=="h264"?function(sdp){return sdp}:options.setCodecPreferences},_setSimulcast:{value:options.setSimulcast},_revertSimulcastForNonVP8MediaSections:{value:options.revertSimulcastForNonVP8MediaSections},_RTCIceCandidate:{value:options.RTCIceCandidate},_RTCPeerConnection:{value:options.RTCPeerConnection},_RTCSessionDescription:{value:options.RTCSessionDescription},_shouldOffer:{writable:true,value:false},_shouldRestartIce:{writable:true,value:false},_trackIdsToAttributes:{value:new Map,writable:true},_trackMatcher:{writable:true,value:null},id:{enumerable:true,value:id}});encodingParameters.on("changed",_this._onEncodingParametersChanged);peerConnection.addEventListener("connectionstatechange",_this._handleConnectionStateChange.bind(_this));peerConnection.addEventListener("datachannel",_this._handleDataChannelEvent.bind(_this));peerConnection.addEventListener("icecandidate",_this._handleIceCandidateEvent.bind(_this));peerConnection.addEventListener("iceconnectionstatechange",_this._handleIceConnectionStateChange.bind(_this));peerConnection.addEventListener("icegatheringstatechange",_this._handleIceGatheringStateChange.bind(_this));peerConnection.addEventListener("signalingstatechange",_this._handleSignalingStateChange.bind(_this));peerConnection.addEventListener("track",_this._handleTrackEvent.bind(_this));_this._iceRestartBackoff.on("ready",function(){return _this._initiateIceRestart()});var self=_this;_this.on("stateChanged",function stateChanged(state){if(state!=="closed"){return}self.removeListener("stateChanged",stateChanged);self._dataChannels.forEach(function(dataChannel,dataTrackSender){self.removeDataTrackSender(dataTrackSender)})});return _this}PeerConnectionV2.prototype.toString=function(){return"[PeerConnectionV2 #"+this._instanceId+": "+this.id+"]"};Object.defineProperty(PeerConnectionV2.prototype,"connectionState",{get:function(){return this.iceConnectionState==="failed"?"failed":this._peerConnection.connectionState||this.iceConnectionState},enumerable:false,configurable:true});Object.defineProperty(PeerConnectionV2.prototype,"iceConnectionState",{get:function(){return this._isIceConnectionInactive&&this._peerConnection.iceConnectionState==="disconnected"||this._iceGatheringFailed?"failed":this._peerConnection.iceConnectionState},enumerable:false,configurable:true});Object.defineProperty(PeerConnectionV2.prototype,"isApplicationSectionNegotiated",{get:function(){if(this._peerConnection.signalingState!=="closed"){return this._peerConnection.localDescription?getMediaSections(this._peerConnection.localDescription.sdp,"application").length>0:false}return true},enumerable:false,configurable:true});PeerConnectionV2.prototype._updateEncodings=function(width,height,encodings){var _this=this;var pixelsToMaxActiveLayers=[{pixels:960*540,maxActiveLayers:3},{pixels:480*270,maxActiveLayers:2},{pixels:0,maxActiveLayers:1}];var trackPixels=width*height;var activeLayersInfo=pixelsToMaxActiveLayers.find(function(layer){return trackPixels>=layer.pixels});var activeLayers=Math.min(encodings.length,activeLayersInfo.maxActiveLayers);encodings.forEach(function(encoding,i){encoding.active=i<activeLayers;if(encoding.active){encoding.scaleResolutionDownBy=1<<activeLayers-i-1}else{delete encoding.scaleResolutionDownBy}_this._log.debug("setting up simulcast layer "+i+" with active = "+encoding.active+", scaleResolutionDownBy = "+encoding.scaleResolutionDownBy)})};PeerConnectionV2.prototype._addIceCandidate=function(candidate){var _this=this;return Promise.resolve().then(function(){candidate=new _this._RTCIceCandidate(candidate);return _this._peerConnection.addIceCandidate(candidate)}).catch(function(error){_this._log.warn("Failed to add RTCIceCandidate "+(candidate?'"'+candidate.candidate+'"':"null")+": "+error.message)})};PeerConnectionV2.prototype._addIceCandidates=function(candidates){return Promise.all(candidates.map(this._addIceCandidate,this)).then(function(){})};PeerConnectionV2.prototype._addOrUpdateTransceiver=function(track){var _this=this;var transceiver=takeRecycledTransceiver(this,track.kind);if(transceiver&&transceiver.sender){var oldTrackId=transceiver.sender.track?transceiver.sender.track.id:null;if(oldTrackId){this._log.warn("Reusing transceiver: "+transceiver.mid+"] "+oldTrackId+" => "+track.id)}this._replaceTrackPromises.set(transceiver,transceiver.sender.replaceTrack(track).then(function(){transceiver.direction="sendrecv"},function(){}).finally(function(){_this._replaceTrackPromises.delete(transceiver)}));return transceiver}return this._peerConnection.addTransceiver(track)};PeerConnectionV2.prototype._checkIceBox=function(description){var ufrag=getUfrag(description);if(!ufrag){return Promise.resolve()}var candidates=this._remoteCandidates.setUfrag(ufrag);return this._addIceCandidates(candidates)};PeerConnectionV2.prototype._answer=function(offer){var _this=this;return Promise.resolve().then(function(){if(!_this._negotiationRole){_this._negotiationRole="answerer"}return _this._setRemoteDescription(offer)}).catch(function(){throw new MediaClientRemoteDescFailedError}).then(function(){return _this._peerConnection.createAnswer()}).then(function(answer){if(isFirefox){answer=new _this._RTCSessionDescription({sdp:disableRtx(answer.sdp),type:answer.type})}else{answer=workaroundIssue8329(answer)}var updatedSdp=removeSSRCAttributes(answer.sdp,["mslabel","label"]);if(_this._shouldApplySimulcast){var sdpWithoutSimulcast=updatedSdp;updatedSdp=_this._setSimulcast(sdpWithoutSimulcast,_this._sdpFormat,_this._trackIdsToAttributes);updatedSdp=_this._revertSimulcastForNonVP8MediaSections(updatedSdp,sdpWithoutSimulcast,offer.sdp)}updatedSdp=updatedSdp.replace(/42e015/g,"42e01f");return _this._setLocalDescription({type:answer.type,sdp:updatedSdp})}).then(function(){return _this._checkIceBox(offer)}).then(function(){return _this._queuedDescription&&_this._updateDescription(_this._queuedDescription)}).then(function(){_this._queuedDescription=null;return _this._maybeReoffer(_this._peerConnection.localDescription)}).catch(function(error){var errorToThrow=error instanceof MediaClientRemoteDescFailedError?error:new MediaClientLocalDescFailedError;_this._publishMediaWarning({message:"Failed to _answer",code:errorToThrow.code,error:error});throw errorToThrow})};PeerConnectionV2.prototype._close=function(){this._iceConnectionMonitor.stop();if(this._peerConnection.signalingState!=="closed"){this._peerConnection.close();this.preempt("closed");this._encodingParameters.removeListener("changed",this._onEncodingParametersChanged);return true}return false};PeerConnectionV2.prototype._handleConnectionStateChange=function(){this.emit("connectionStateChanged")};PeerConnectionV2.prototype._handleDataChannelEvent=function(event){var _this=this;var dataChannel=event.channel;var dataTrackReceiver=new DataTrackReceiver(dataChannel);this._dataTrackReceivers.add(dataTrackReceiver);dataChannel.addEventListener("close",function(){_this._dataTrackReceivers.delete(dataTrackReceiver)});this.emit("trackAdded",dataTrackReceiver)};PeerConnectionV2.prototype._handleGlare=function(offer){var _this=this;this._log.debug("Glare detected; rolling back");if(this._isRestartingIce){this._log.debug("An ICE restart was in progress; we'll need to restart ICE again after rolling back");this._isRestartingIce=false;this._shouldRestartIce=true}return Promise.resolve().then(function(){_this._trackIdsToAttributes=new Map(_this._appliedTrackIdsToAttributes);return _this._setLocalDescription({type:"rollback"})}).then(function(){_this._needsAnswer=false;return _this._answer(offer)}).then(function(didReoffer){return didReoffer?Promise.resolve():_this._offer()})};PeerConnectionV2.prototype._publishMediaWarning=function(_a){var message=_a.message,code=_a.code,error=_a.error,sdp=_a.sdp;this._eventObserver.emit("event",{level:"warning",name:"error",group:"media",payload:{message:message,code:code,context:JSON.stringify({error:error.message,sdp:sdp})}})};PeerConnectionV2.prototype._handleIceCandidateEvent=function(event){if(event.candidate){this._log.debug("Clearing ICE gathering timeout");this._didGenerateLocalCandidates=true;this._iceGatheringTimeout.clear();this._localCandidates.push(event.candidate)}var peerConnectionState={ice:{candidates:this._isIceLite?[]:this._localCandidates.slice(),ufrag:this._localUfrag},id:this.id};if(!event.candidate){peerConnectionState.ice.complete=true}if(!(this._isIceLite&&event.candidate)){peerConnectionState.ice.revision=this._localCandidatesRevision++;this.emit("candidates",peerConnectionState)}};PeerConnectionV2.prototype._handleIceConnectionStateChange=function(){var _this=this;var iceConnectionState=this._peerConnection.iceConnectionState;var isIceConnectedOrComplete=["connected","completed"].includes(iceConnectionState);var log=this._log;log.debug('ICE connection state is "'+iceConnectionState+'"');if(isIceConnectedOrComplete){this._iceReconnectTimeout.clear();this._iceRestartBackoff.reset()}if(this._lastIceConnectionState!=="failed"&&iceConnectionState==="failed"&&!this._shouldRestartIce&&!this._isRestartingIce){log.warn("ICE failed");this._initiateIceRestartBackoff()}else if(["disconnected","failed"].includes(this._lastIceConnectionState)&&isIceConnectedOrComplete){log.debug("ICE reconnected")}if(iceConnectionState==="connected"){this._isIceConnectionInactive=false;this._iceConnectionMonitor.start(function(){_this._iceConnectionMonitor.stop();if(!_this._shouldRestartIce&&!_this._isRestartingIce){log.warn("ICE Connection Monitor detected inactivity");_this._isIceConnectionInactive=true;_this._initiateIceRestartBackoff();_this.emit("iceConnectionStateChanged");_this.emit("connectionStateChanged")}})}else if(!["disconnected","completed"].includes(iceConnectionState)){this._iceConnectionMonitor.stop();this._isIceConnectionInactive=false}this._lastIceConnectionState=iceConnectionState;this.emit("iceConnectionStateChanged")};PeerConnectionV2.prototype._handleIceGatheringTimeout=function(){this._log.warn("ICE failed to gather any local candidates");this._iceGatheringFailed=true;this._initiateIceRestartBackoff();this.emit("iceConnectionStateChanged");this.emit("connectionStateChanged")};PeerConnectionV2.prototype._handleIceGatheringStateChange=function(){var iceGatheringState=this._peerConnection.iceGatheringState;var log=this._log;log.debug('ICE gathering state is "'+iceGatheringState+'"');var _a=this._iceGatheringTimeout,delay=_a.delay,isSet=_a.isSet;if(iceGatheringState==="gathering"&&!this._didGenerateLocalCandidates&&!isSet){log.debug("Starting ICE gathering timeout: "+delay);this._iceGatheringFailed=false;this._iceGatheringTimeout.start()}};PeerConnectionV2.prototype._handleSignalingStateChange=function(){if(this._peerConnection.signalingState==="stable"){this._appliedTrackIdsToAttributes=new Map(this._trackIdsToAttributes)}};PeerConnectionV2.prototype._handleTrackEvent=function(event){var _this=this;var sdp=this._peerConnection.remoteDescription?this._peerConnection.remoteDescription.sdp:null;if(!this._trackMatcher){this._trackMatcher=event.transceiver&&event.transceiver.mid?new MIDTrackMatcher:isSafari||this._isUnifiedPlan?new OrderedTrackMatcher:new IdentityTrackMatcher}this._trackMatcher.update(sdp);var mediaStreamTrack=event.track;var signaledTrackId=this._trackMatcher.match(event)||mediaStreamTrack.id;var mediaTrackReceiver=new MediaTrackReceiver(signaledTrackId,mediaStreamTrack);this._mediaTrackReceivers.forEach(function(trackReceiver){if(trackReceiver.track.id===mediaTrackReceiver.track.id){_this._mediaTrackReceivers.delete(trackReceiver)}});this._mediaTrackReceivers.add(mediaTrackReceiver);mediaStreamTrack.addEventListener("ended",function(){return _this._mediaTrackReceivers.delete(mediaTrackReceiver)});this.emit("trackAdded",mediaTrackReceiver)};PeerConnectionV2.prototype._initiateIceRestart=function(){if(this._peerConnection.signalingState==="closed"){return}var log=this._log;log.warn("Attempting to restart ICE");this._didGenerateLocalCandidates=false;this._isIceRestartBackoffInProgress=false;this._shouldRestartIce=true;var _a=this._iceReconnectTimeout,delay=_a.delay,isSet=_a.isSet;if(!isSet){log.debug("Starting ICE reconnect timeout: "+delay);this._iceReconnectTimeout.start()}this.offer()};PeerConnectionV2.prototype._initiateIceRestartBackoff=function(){if(this._peerConnection.signalingState==="closed"||this._isIceRestartBackoffInProgress){return}this._log.warn("An ICE restart has been scheduled");this._isIceRestartBackoffInProgress=true;this._iceRestartBackoff.backoff()};PeerConnectionV2.prototype._maybeReoffer=function(localDescription){var shouldReoffer=this._shouldOffer;if(localDescription&&localDescription.sdp){if(this._isUnifiedPlan){var senders_1=this._peerConnection.getSenders().filter(function(sender){return sender.track});shouldReoffer=["audio","video"].reduce(function(shouldOffer,kind){var mediaSections=getMediaSections(localDescription.sdp,kind,"(sendrecv|sendonly)");var sendersOfKind=senders_1.filter(isSenderOfKind.bind(null,kind));return shouldOffer||mediaSections.length<sendersOfKind.length},shouldReoffer)}var hasDataTrack=this._dataChannels.size>0;var hasApplicationMediaSection=getMediaSections(localDescription.sdp,"application").length>0;var needsApplicationMediaSection=hasDataTrack&&!hasApplicationMediaSection;shouldReoffer=shouldReoffer||needsApplicationMediaSection}var promise=shouldReoffer?this._offer():Promise.resolve();return promise.then(function(){return shouldReoffer})};PeerConnectionV2.prototype._offer=function(){var _this=this;var offerOptions=Object.assign({},this._offerOptions);this._needsAnswer=true;if(this._shouldRestartIce){this._shouldRestartIce=false;this._isRestartingIce=true;offerOptions.iceRestart=true}return Promise.all(this._replaceTrackPromises.values()).then(function(){return _this._peerConnection.createOffer(offerOptions)}).catch(function(error){var errorToThrow=new MediaClientLocalDescFailedError;_this._publishMediaWarning({message:"Failed to create offer",code:errorToThrow.code,error:error});throw errorToThrow}).then(function(offer){if(isFirefox){offer=new _this._RTCSessionDescription({sdp:disableRtx(offer.sdp),type:offer.type})}else{offer=workaroundIssue8329(offer)}var sdp=removeSSRCAttributes(offer.sdp,["mslabel","label"]);sdp=_this._isUnifiedPlan&&_this._peerConnection.remoteDescription?unifiedPlanFilterLocalCodecs(sdp,_this._peerConnection.remoteDescription.sdp):sdp;var updatedSdp=_this._setCodecPreferences(sdp,_this._preferredAudioCodecs,_this._preferredVideoCodecs);_this._shouldOffer=false;if(!_this._negotiationRole){_this._negotiationRole="offerer"}if(_this._shouldApplySimulcast){_this._localDescriptionWithoutSimulcast={type:"offer",sdp:updatedSdp};updatedSdp=_this._setSimulcast(updatedSdp,_this._sdpFormat,_this._trackIdsToAttributes)}return _this._setLocalDescription({type:"offer",sdp:updatedSdp})})};PeerConnectionV2.prototype._getMediaTrackSenderId=function(trackId){var mediaTrackSender=Array.from(this._rtpSenders.keys()).find(function(_a){var id=_a.track.id;return id===trackId});return mediaTrackSender?mediaTrackSender.id:trackId};PeerConnectionV2.prototype._addOrRewriteLocalTrackIds=function(description){var _this=this;var transceivers=this._peerConnection.getTransceivers();var activeTransceivers=transceivers.filter(function(_a){var sender=_a.sender,stopped=_a.stopped;return!stopped&&sender&&sender.track});var assignedTransceivers=activeTransceivers.filter(function(_a){var mid=_a.mid;return mid});var midsToTrackIds=new Map(assignedTransceivers.map(function(_a){var mid=_a.mid,sender=_a.sender;return[mid,_this._getMediaTrackSenderId(sender.track.id)]}));var sdp1=unifiedPlanAddOrRewriteTrackIds(description.sdp,midsToTrackIds);var unassignedTransceivers=activeTransceivers.filter(function(_a){var mid=_a.mid;return!mid});var newTrackIdsByKind=new Map(["audio","video"].map(function(kind){return[kind,unassignedTransceivers.filter(function(_a){var sender=_a.sender;return sender.track.kind===kind}).map(function(_a){var sender=_a.sender;return _this._getMediaTrackSenderId(sender.track.id)})]}));var sdp2=unifiedPlanAddOrRewriteNewTrackIds(sdp1,midsToTrackIds,newTrackIdsByKind);return new this._RTCSessionDescription({sdp:sdp2,type:description.type})};PeerConnectionV2.prototype._rollbackAndApplyOffer=function(offer){var _this=this;return this._setLocalDescription({type:"rollback"}).then(function(){return _this._setLocalDescription(offer)})};PeerConnectionV2.prototype._setLocalDescription=function(description){var _this=this;if(description.type!=="rollback"&&this._shouldApplyDtx){description=new this._RTCSessionDescription({sdp:enableDtxForOpus(description.sdp),type:description.type})}return this._peerConnection.setLocalDescription(description).catch(function(error){_this._log.warn('Calling setLocalDescription with an RTCSessionDescription of type "'+description.type+'" failed with the error "'+error.message+'".');var errorToThrow=new MediaClientLocalDescFailedError;var publishWarning={message:'Calling setLocalDescription with an RTCSessionDescription of type "'+description.type+'" failed',code:errorToThrow.code,error:error};if(description.sdp){_this._log.warn("The SDP was "+description.sdp);publishWarning.sdp=description.sdp}_this._publishMediaWarning(publishWarning);throw errorToThrow}).then(function(){if(description.type!=="rollback"){_this._localDescription=_this._isUnifiedPlan?_this._addOrRewriteLocalTrackIds(description):description;if(_this._shouldApplyDtx){_this._localDescription=new _this._RTCSessionDescription({sdp:enableDtxForOpus(_this._localDescription.sdp,[]),type:_this._localDescription.type})}_this._localCandidates=[];if(description.type==="offer"){_this._descriptionRevision++}else if(description.type==="answer"){_this._lastStableDescriptionRevision=_this._descriptionRevision;negotiationCompleted(_this)}_this._localUfrag=getUfrag(description);_this.emit("description",_this.getState())}})};PeerConnectionV2.prototype._setRemoteDescription=function(description){var _this=this;if(description.sdp){if(!this._isRTCRtpSenderParamsSupported){description.sdp=this._setBitrateParameters(description.sdp,isFirefox?"TIAS":"AS",this._encodingParameters.maxAudioBitrate,this._encodingParameters.maxVideoBitrate)}description.sdp=this._setCodecPreferences(description.sdp,this._preferredAudioCodecs,this._preferredVideoCodecs);if(this._shouldApplyDtx){description.sdp=enableDtxForOpus(description.sdp)}else{description.sdp=enableDtxForOpus(description.sdp,[])}if(isFirefox){description.sdp=filterOutMediaStreamIds(description.sdp)}if(!this._peerConnection.remoteDescription){this._isIceLite=/a=ice-lite/.test(description.sdp)}}description=new this._RTCSessionDescription(description);return Promise.resolve().then(function(){if(description.type==="answer"&&_this._shouldApplySimulcast){var sdpWithoutSimulcastForNonVP8MediaSections=_this._revertSimulcastForNonVP8MediaSections(_this._localDescription.sdp,_this._localDescriptionWithoutSimulcast.sdp,description.sdp);if(sdpWithoutSimulcastForNonVP8MediaSections!==_this._localDescription.sdp){return _this._rollbackAndApplyOffer({type:_this._localDescription.type,sdp:sdpWithoutSimulcastForNonVP8MediaSections})}}}).then(function(){return _this._peerConnection.setRemoteDescription(description)}).then(function(){if(description.type==="answer"){if(_this._isRestartingIce){_this._log.debug("An ICE restart was in-progress and is now completed");_this._isRestartingIce=false}negotiationCompleted(_this)}},function(error){_this._log.warn('Calling setRemoteDescription with an RTCSessionDescription of type "'+description.type+'" failed with the error "'+error.message+'".');if(description.sdp){_this._log.warn("The SDP was "+description.sdp)}throw error})};PeerConnectionV2.prototype._updateDescription=function(description){var _this=this;switch(description.type){case"answer":case"pranswer":if(description.revision!==this._descriptionRevision||this._peerConnection.signalingState!=="have-local-offer"){return Promise.resolve()}this._descriptionRevision=description.revision;break;case"close":return this._close();case"create-offer":if(description.revision<=this._lastStableDescriptionRevision){return Promise.resolve()}else if(this._needsAnswer){this._queuedDescription=description;return Promise.resolve()}this._descriptionRevision=description.revision;return this._offer();case"offer":if(description.revision<=this._lastStableDescriptionRevision||this._peerConnection.signalingState==="closed"){return Promise.resolve()}if(this._peerConnection.signalingState==="have-local-offer"){if(this._needsAnswer&&this._lastStableDescriptionRevision===0){this._queuedDescription=description;return Promise.resolve()}this._descriptionRevision=description.revision;return this._handleGlare(description)}this._descriptionRevision=description.revision;return this._answer(description).then(function(){});default:}var revision=description.revision;return Promise.resolve().then(function(){return _this._setRemoteDescription(description)}).catch(function(error){var errorToThrow=new MediaClientRemoteDescFailedError;_this._publishMediaWarning({
message:'Calling setRemoteDescription with an RTCSessionDescription of type "'+description.type+'" failed',code:errorToThrow.code,error:error,sdp:description.sdp});throw errorToThrow}).then(function(){_this._lastStableDescriptionRevision=revision;_this._needsAnswer=false;return _this._checkIceBox(description)}).then(function(){return _this._queuedDescription&&_this._updateDescription(_this._queuedDescription)}).then(function(){_this._queuedDescription=null;return _this._maybeReoffer(_this._peerConnection.localDescription).then(function(){})})};PeerConnectionV2.prototype._updateIce=function(iceState){var candidates=this._remoteCandidates.update(iceState);return this._addIceCandidates(candidates)};PeerConnectionV2.prototype.addDataTrackSender=function(dataTrackSender){if(this._dataChannels.has(dataTrackSender)){return}try{var dataChannelDict={ordered:dataTrackSender.ordered};if(dataTrackSender.maxPacketLifeTime!==null){dataChannelDict.maxPacketLifeTime=dataTrackSender.maxPacketLifeTime}if(dataTrackSender.maxRetransmits!==null){dataChannelDict.maxRetransmits=dataTrackSender.maxRetransmits}var dataChannel=this._peerConnection.createDataChannel(dataTrackSender.id,dataChannelDict);dataTrackSender.addDataChannel(dataChannel);this._dataChannels.set(dataTrackSender,dataChannel)}catch(error){this._log.warn('Error creating an RTCDataChannel for DataTrack "'+dataTrackSender.id+'": '+error.message)}};PeerConnectionV2.prototype.addMediaTrackSender=function(mediaTrackSender){if(this._peerConnection.signalingState==="closed"||this._rtpSenders.has(mediaTrackSender)){return}var sender;if(this._localMediaStream){this._localMediaStream.addTrack(mediaTrackSender.track);sender=this._peerConnection.addTrack(mediaTrackSender.track,this._localMediaStream)}else{var transceiver=this._addOrUpdateTransceiver(mediaTrackSender.track);sender=transceiver.sender}mediaTrackSender.addSender(sender);this._rtpSenders.set(mediaTrackSender,sender)};PeerConnectionV2.prototype.close=function(){if(this._close()){this._descriptionRevision++;this._localDescription={type:"close"};this.emit("description",this.getState())}};PeerConnectionV2.prototype.getTrackReceivers=function(){return Array.from(this._dataTrackReceivers).concat(Array.from(this._mediaTrackReceivers))};PeerConnectionV2.prototype.getState=function(){if(!this._localDescription){return null}var localDescriptionRevision=this._localDescription.type==="answer"?this._lastStableDescriptionRevision:this._descriptionRevision;var localDescription={type:this._localDescription.type,revision:localDescriptionRevision};if(this._localDescription.sdp){localDescription.sdp=this._localDescription.sdp}return{description:localDescription,id:this.id}};PeerConnectionV2.prototype.offer=function(){var _this=this;if(this._needsAnswer||this._isRestartingIce){this._shouldOffer=true;return Promise.resolve()}return this.bracket("offering",function(key){_this.transition("updating",key);var promise=_this._needsAnswer||_this._isRestartingIce?Promise.resolve():_this._offer();return promise.then(function(){_this.tryTransition("open",key)},function(error){_this.tryTransition("open",key);throw error})})};PeerConnectionV2.prototype.removeDataTrackSender=function(dataTrackSender){var dataChannel=this._dataChannels.get(dataTrackSender);if(dataChannel){dataTrackSender.removeDataChannel(dataChannel);this._dataChannels.delete(dataTrackSender);dataChannel.close()}};PeerConnectionV2.prototype.removeMediaTrackSender=function(mediaTrackSender){var sender=this._rtpSenders.get(mediaTrackSender);if(!sender){return}if(this._peerConnection.signalingState!=="closed"){this._peerConnection.removeTrack(sender)}if(this._localMediaStream){this._localMediaStream.removeTrack(mediaTrackSender.track)}mediaTrackSender.removeSender(sender);this._rtpSenders.delete(mediaTrackSender)};PeerConnectionV2.prototype.setConfiguration=function(configuration){if(typeof this._peerConnection.setConfiguration==="function"){this._peerConnection.setConfiguration(getConfiguration(configuration))}};PeerConnectionV2.prototype.setIceReconnectTimeout=function(period){this._iceReconnectTimeout.setDelay(period);this._log.debug("Updated ICE reconnection timeout period:",this._iceReconnectTimeout.delay);return this};PeerConnectionV2.prototype.update=function(peerConnectionState){var _this=this;return this.bracket("updating",function(key){if(_this.state==="closed"){return Promise.resolve()}_this.transition("updating",key);var updates=[];if(peerConnectionState.ice){updates.push(_this._updateIce(peerConnectionState.ice))}if(peerConnectionState.description){updates.push(_this._updateDescription(peerConnectionState.description))}return Promise.all(updates).then(function(){_this.tryTransition("open",key)},function(error){_this.tryTransition("open",key);throw error})})};PeerConnectionV2.prototype.getStats=function(){var _this=this;return getStatistics(this._peerConnection).then(function(response){return rewriteTrackIds(_this,response)})};return PeerConnectionV2}(StateMachine);function rewriteLocalTrackId(pcv2,stats){var trackId=pcv2._getMediaTrackSenderId(stats.trackId);return Object.assign(stats,{trackId:trackId})}function rewriteTrackId(pcv2,stats){var receiver=__spreadArray([],__read(pcv2._mediaTrackReceivers)).find(function(receiver){return receiver.track.id===stats.trackId});var trackId=receiver?receiver.id:null;return Object.assign(stats,{trackId:trackId})}function rewriteTrackIds(pcv2,response){return Object.assign(response,{remoteAudioTrackStats:response.remoteAudioTrackStats.map(function(stats){return rewriteTrackId(pcv2,stats)}),remoteVideoTrackStats:response.remoteVideoTrackStats.map(function(stats){return rewriteTrackId(pcv2,stats)}),localAudioTrackStats:response.localAudioTrackStats.map(function(stats){return rewriteLocalTrackId(pcv2,stats)}),localVideoTrackStats:response.localVideoTrackStats.map(function(stats){return rewriteLocalTrackId(pcv2,stats)})})}function getUfrag(description){if(description.sdp){var match=description.sdp.match(/^a=ice-ufrag:([a-zA-Z0-9+/]+)/m);if(match){return match[1]}}return null}function getConfiguration(configuration){return Object.assign({bundlePolicy:"max-bundle",rtcpMuxPolicy:"require"},configuration)}function isSenderOfKind(kind,sender){var track=sender.track;return track&&track.kind===kind&&track.readyState!=="ended"}function filterOutMediaStreamIds(sdp){return sdp.replace(/a=msid:[^ ]+ /g,"a=msid:- ")}function shouldRecycleTransceiver(transceiver,pcv2){return!transceiver.stopped&&!pcv2._replaceTrackPromises.has(transceiver)&&["inactive","recvonly"].includes(transceiver.direction)}function takeRecycledTransceiver(pcv2,kind){var preferredCodecs={audio:pcv2._preferredAudioCodecs.map(function(_a){var codec=_a.codec;return codec.toLowerCase()}),video:pcv2._preferredVideoCodecs.map(function(_a){var codec=_a.codec;return codec.toLowerCase()})}[kind];var recycledTransceivers=pcv2._recycledTransceivers[kind];var localCodec=preferredCodecs.find(function(codec){return pcv2._localCodecs.has(codec)});if(!localCodec){return recycledTransceivers.shift()}var transceiver=recycledTransceivers.find(function(transceiver){var remoteCodecMap=pcv2._remoteCodecMaps.get(transceiver.mid);return remoteCodecMap&&remoteCodecMap.has(localCodec)});if(transceiver){recycledTransceivers.splice(recycledTransceivers.indexOf(transceiver),1)}return transceiver}function updateLocalCodecs(pcv2){var description=pcv2._peerConnection.localDescription;if(!description){return}getMediaSections(description.sdp).forEach(function(section){var codecMap=createCodecMapForMediaSection(section);codecMap.forEach(function(pts,codec){return pcv2._localCodecs.add(codec)})})}function updateRemoteCodecMaps(pcv2){var description=pcv2._peerConnection.remoteDescription;if(!description){return}getMediaSections(description.sdp).forEach(function(section){var mid=section.match(/^a=mid:(.+)$/m)[1];var codecMap=createCodecMapForMediaSection(section);pcv2._remoteCodecMaps.set(mid,codecMap)})}function updateRecycledTransceivers(pcv2){pcv2._recycledTransceivers.audio=[];pcv2._recycledTransceivers.video=[];pcv2._peerConnection.getTransceivers().forEach(function(transceiver){if(shouldRecycleTransceiver(transceiver,pcv2)){var track=transceiver.receiver.track;pcv2._recycledTransceivers[track.kind].push(transceiver)}})}function negotiationCompleted(pcv2){if(pcv2._isUnifiedPlan){updateRecycledTransceivers(pcv2);updateLocalCodecs(pcv2);updateRemoteCodecMaps(pcv2)}if(pcv2._isRTCRtpSenderParamsSupported){updateEncodingParameters(pcv2)}}function updateEncodingParameters(pcv2){var _a=pcv2._encodingParameters,maxAudioBitrate=_a.maxAudioBitrate,maxVideoBitrate=_a.maxVideoBitrate;var maxBitrates=new Map([["audio",maxAudioBitrate],["video",maxVideoBitrate]]);pcv2._peerConnection.getSenders().filter(function(sender){return sender.track}).forEach(function(sender){var maxBitrate=maxBitrates.get(sender.track.kind);var params=sender.getParameters();if(maxBitrate===null||maxBitrate===0){removeMaxBitrate(params)}else if(pcv2._isChromeScreenShareTrack(sender.track)){pcv2._log.warn("Not setting maxBitrate for "+sender.track.kind+" Track "+sender.track.id+" because it appears to be screen share track: "+sender.track.label)}else{setMaxBitrate(params,maxBitrate)}if(!isFirefox&&pcv2._enableDscp&¶ms.encodings.length>0){params.encodings[0].networkPriority="high"}if(isSafari&&sender.track.kind==="video"){var _a=sender.track.getSettings(),width=_a.width,height=_a.height;pcv2._updateEncodings(width,height,params.encodings)}sender.setParameters(params).catch(function(error){pcv2._log.warn("Error while setting encodings parameters for "+sender.track.kind+" Track "+sender.track.id+": "+(error.message||error.name))})})}function removeMaxBitrate(params){if(Array.isArray(params.encodings)){params.encodings.forEach(function(encoding){return delete encoding.maxBitrate})}}function setMaxBitrate(params,maxBitrate){if(isFirefox){params.encodings=[{maxBitrate:maxBitrate}]}else{params.encodings.forEach(function(encoding){encoding.maxBitrate=maxBitrate})}}module.exports=PeerConnectionV2},{"../../data/receiver":5,"../../media/track/receiver":28,"../../statemachine":84,"../../util":126,"../../util/constants":120,"../../util/log":130,"../../util/sdp":134,"../../util/sdp/issue8329":135,"../../util/sdp/trackmatcher/identity":137,"../../util/sdp/trackmatcher/mid":138,"../../util/sdp/trackmatcher/ordered":139,"../../util/timeout":142,"../../util/twilio-video-errors":143,"./icebox":66,"./iceconnectionmonitor.js":67,"@twilio/webrtc":152,"@twilio/webrtc/lib/util":165,"@twilio/webrtc/lib/util/sdp":167,backoff:170}],75:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var guessBrowser=require("@twilio/webrtc/lib/util").guessBrowser;var PeerConnectionV2=require("./peerconnection");var MediaTrackSender=require("../../media/track/sender");var QueueingEventEmitter=require("../../queueingeventemitter");var util=require("../../util");var MediaConnectionError=require("../../util/twilio-video-errors").MediaConnectionError;var isFirefox=guessBrowser()==="firefox";var PeerConnectionManager=function(_super){__extends(PeerConnectionManager,_super);function PeerConnectionManager(encodingParameters,preferredCodecs,options){var _this=_super.call(this)||this;options=Object.assign({audioContextFactory:isFirefox?require("../../webaudio/audiocontext"):null,PeerConnectionV2:PeerConnectionV2},options);var audioContext=options.audioContextFactory?options.audioContextFactory.getOrCreate(_this):null;var offerOptions=audioContext?{offerToReceiveVideo:true}:{offerToReceiveAudio:true,offerToReceiveVideo:true};Object.defineProperties(_this,{_audioContextFactory:{value:options.audioContextFactory},_closedPeerConnectionIds:{value:new Set},_configuration:{writable:true,value:null},_configurationDeferred:{writable:true,value:util.defer()},_connectionState:{value:"new",writable:true},_dummyAudioTrackSender:{value:audioContext?new MediaTrackSender(createDummyAudioMediaStreamTrack(audioContext)):null},_encodingParameters:{value:encodingParameters},_iceConnectionState:{writable:true,value:"new"},_dataTrackSenders:{writable:true,value:new Set},_lastConnectionState:{value:"new",writable:true},_lastIceConnectionState:{writable:true,value:"new"},_mediaTrackSenders:{writable:true,value:new Set},_offerOptions:{value:offerOptions},_peerConnections:{value:new Map},_preferredCodecs:{value:preferredCodecs},_sessionTimeout:{value:null,writable:true},_PeerConnectionV2:{value:options.PeerConnectionV2}});return _this}Object.defineProperty(PeerConnectionManager.prototype,"connectionState",{get:function(){return this._connectionState},enumerable:false,configurable:true});Object.defineProperty(PeerConnectionManager.prototype,"iceConnectionState",{get:function(){return this._iceConnectionState},enumerable:false,configurable:true});PeerConnectionManager.prototype._closeAbsentPeerConnections=function(peerConnectionStates){var peerConnectionIds=new Set(peerConnectionStates.map(function(peerConnectionState){return peerConnectionState.id}));this._peerConnections.forEach(function(peerConnection){if(!peerConnectionIds.has(peerConnection.id)){peerConnection._close()}});return this};PeerConnectionManager.prototype._getConfiguration=function(){return this._configurationDeferred.promise};PeerConnectionManager.prototype._getOrCreate=function(id,configuration){var _this=this;var self=this;var peerConnection=this._peerConnections.get(id);if(!peerConnection){var PeerConnectionV2_1=this._PeerConnectionV2;var options=Object.assign({dummyAudioMediaStreamTrack:this._dummyAudioTrackSender?this._dummyAudioTrackSender.track:null,offerOptions:this._offerOptions},this._sessionTimeout?{sessionTimeout:this._sessionTimeout}:{},configuration);try{peerConnection=new PeerConnectionV2_1(id,this._encodingParameters,this._preferredCodecs,options)}catch(e){throw new MediaConnectionError}this._peerConnections.set(peerConnection.id,peerConnection);peerConnection.on("candidates",this.queue.bind(this,"candidates"));peerConnection.on("description",this.queue.bind(this,"description"));peerConnection.on("trackAdded",this.queue.bind(this,"trackAdded"));peerConnection.on("stateChanged",function stateChanged(state){if(state==="closed"){peerConnection.removeListener("stateChanged",stateChanged);self._dataTrackSenders.forEach(function(sender){return peerConnection.removeDataTrackSender(sender)});self._mediaTrackSenders.forEach(function(sender){return peerConnection.removeMediaTrackSender(sender)});self._peerConnections.delete(peerConnection.id);self._closedPeerConnectionIds.add(peerConnection.id);updateConnectionState(self);updateIceConnectionState(self)}});peerConnection.on("connectionStateChanged",function(){return updateConnectionState(_this)});peerConnection.on("iceConnectionStateChanged",function(){return updateIceConnectionState(_this)});this._dataTrackSenders.forEach(peerConnection.addDataTrackSender,peerConnection);this._mediaTrackSenders.forEach(peerConnection.addMediaTrackSender,peerConnection);updateIceConnectionState(this)}return peerConnection};PeerConnectionManager.prototype.close=function(){this._peerConnections.forEach(function(peerConnection){peerConnection.close()});if(this._dummyAudioTrackSender){this._dummyAudioTrackSender.stop()}if(this._audioContextFactory){this._audioContextFactory.release(this)}updateIceConnectionState(this);return this};PeerConnectionManager.prototype.createAndOffer=function(){var _this=this;return this._getConfiguration().then(function(configuration){var id;do{id=util.makeUUID()}while(_this._peerConnections.has(id));return _this._getOrCreate(id,configuration)}).then(function(peerConnection){return peerConnection.offer()}).then(function(){return _this})};PeerConnectionManager.prototype.getTrackReceivers=function(){return util.flatMap(this._peerConnections,function(peerConnection){return peerConnection.getTrackReceivers()})};PeerConnectionManager.prototype.getStates=function(){var peerConnectionStates=[];this._peerConnections.forEach(function(peerConnection){var peerConnectionState=peerConnection.getState();if(peerConnectionState){peerConnectionStates.push(peerConnectionState)}});return peerConnectionStates};PeerConnectionManager.prototype.setConfiguration=function(configuration){if(this._configuration){this._configurationDeferred=util.defer();this._peerConnections.forEach(function(peerConnection){peerConnection.setConfiguration(configuration)})}this._configuration=configuration;this._configurationDeferred.resolve(configuration);return this};PeerConnectionManager.prototype.setIceReconnectTimeout=function(period){if(this._sessionTimeout===null){this._peerConnections.forEach(function(peerConnection){peerConnection.setIceReconnectTimeout(period)});this._sessionTimeout=period}return this};PeerConnectionManager.prototype.setTrackSenders=function(trackSenders){var dataTrackSenders=new Set(trackSenders.filter(function(trackSender){return trackSender.kind==="data"}));var mediaTrackSenders=new Set(trackSenders.filter(function(trackSender){return trackSender&&(trackSender.kind==="audio"||trackSender.kind==="video")}));var changes=getTrackSenderChanges(this,dataTrackSenders,mediaTrackSenders);this._dataTrackSenders=dataTrackSenders;this._mediaTrackSenders=mediaTrackSenders;applyTrackSenderChanges(this,changes);return this};PeerConnectionManager.prototype.update=function(peerConnectionStates,synced){var _this=this;if(synced===void 0){synced=false}if(synced){this._closeAbsentPeerConnections(peerConnectionStates)}return this._getConfiguration().then(function(configuration){return Promise.all(peerConnectionStates.map(function(peerConnectionState){if(_this._closedPeerConnectionIds.has(peerConnectionState.id)){return null}var peerConnection=_this._getOrCreate(peerConnectionState.id,configuration);return peerConnection.update(peerConnectionState)}))}).then(function(){return _this})};PeerConnectionManager.prototype.getStats=function(){var peerConnections=Array.from(this._peerConnections.values());return Promise.all(peerConnections.map(function(peerConnection){return peerConnection.getStats().then(function(response){return[peerConnection.id,response]})})).then(function(responses){return new Map(responses)})};return PeerConnectionManager}(QueueingEventEmitter);function createDummyAudioMediaStreamTrack(audioContext){var mediaStreamDestination=audioContext.createMediaStreamDestination();return mediaStreamDestination.stream.getAudioTracks()[0]}function applyTrackSenderChanges(peerConnectionManager,changes){if(changes.data.add.size||changes.data.remove.size||changes.media.add.size||changes.media.remove.size){peerConnectionManager._peerConnections.forEach(function(peerConnection){changes.data.remove.forEach(peerConnection.removeDataTrackSender,peerConnection);changes.media.remove.forEach(peerConnection.removeMediaTrackSender,peerConnection);changes.data.add.forEach(peerConnection.addDataTrackSender,peerConnection);changes.media.add.forEach(peerConnection.addMediaTrackSender,peerConnection);if(changes.media.add.size||changes.media.remove.size||changes.data.add.size&&!peerConnection.isApplicationSectionNegotiated){peerConnection.offer()}})}}function getDataTrackSenderChanges(peerConnectionManager,dataTrackSenders){var dataTrackSendersToAdd=util.difference(dataTrackSenders,peerConnectionManager._dataTrackSenders);var dataTrackSendersToRemove=util.difference(peerConnectionManager._dataTrackSenders,dataTrackSenders);return{add:dataTrackSendersToAdd,remove:dataTrackSendersToRemove}}function getTrackSenderChanges(peerConnectionManager,dataTrackSenders,mediaTrackSenders){return{data:getDataTrackSenderChanges(peerConnectionManager,dataTrackSenders),media:getMediaTrackSenderChanges(peerConnectionManager,mediaTrackSenders)}}function getMediaTrackSenderChanges(peerConnectionManager,mediaTrackSenders){var mediaTrackSendersToAdd=util.difference(mediaTrackSenders,peerConnectionManager._mediaTrackSenders);var mediaTrackSendersToRemove=util.difference(peerConnectionManager._mediaTrackSenders,mediaTrackSenders);return{add:mediaTrackSendersToAdd,remove:mediaTrackSendersToRemove}}var toRank={new:0,checking:1,connecting:2,connected:3,completed:4,disconnected:-1,failed:-2,closed:-3};var fromRank;function createFromRank(){return Object.keys(toRank).reduce(function(fromRank,state){var _a;return Object.assign(fromRank,(_a={},_a[toRank[state]]=state,_a))},{})}function summarizeIceOrPeerConnectionStates(states){if(!states.length){return"new"}fromRank=fromRank||createFromRank();return states.reduce(function(state1,state2){return fromRank[Math.max(toRank[state1],toRank[state2])]})}function updateIceConnectionState(pcm){pcm._lastIceConnectionState=pcm.iceConnectionState;pcm._iceConnectionState=summarizeIceOrPeerConnectionStates(__spreadArray([],__read(pcm._peerConnections.values())).map(function(pcv2){return pcv2.iceConnectionState}));if(pcm.iceConnectionState!==pcm._lastIceConnectionState){pcm.emit("iceConnectionStateChanged")}}function updateConnectionState(pcm){pcm._lastConnectionState=pcm.connectionState;pcm._connectionState=summarizeIceOrPeerConnectionStates(__spreadArray([],__read(pcm._peerConnections.values())).map(function(pcv2){return pcv2.connectionState}));if(pcm.connectionState!==pcm._lastConnectionState){pcm.emit("connectionStateChanged")}}module.exports=PeerConnectionManager},{"../../media/track/sender":37,"../../queueingeventemitter":52,"../../util":126,"../../util/twilio-video-errors":143,"../../webaudio/audiocontext":147,"./peerconnection":74,"@twilio/webrtc/lib/util":165}],76:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var RecordingSignaling=require("../recording");var RecordingV2=function(_super){__extends(RecordingV2,_super);function RecordingV2(){var _this=_super.call(this)||this;Object.defineProperties(_this,{_revision:{value:1,writable:true}});return _this}RecordingV2.prototype.update=function(recording){if(recording.revision<this._revision){return this}this._revision=recording.revision;return this.enable(recording.is_recording)};return RecordingV2}(RecordingSignaling);module.exports=RecordingV2},{"../recording":59}],77:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var RemoteParticipantSignaling=require("../remoteparticipant");var RemoteTrackPublicationV2=require("./remotetrackpublication");var RemoteParticipantV2=function(_super){__extends(RemoteParticipantV2,_super);function RemoteParticipantV2(participantState,getInitialTrackSwitchOffState,setPriority,setRenderHint,clearTrackHint,options){var _this=_super.call(this,participantState.sid,participantState.identity)||this;options=Object.assign({RemoteTrackPublicationV2:RemoteTrackPublicationV2},options);Object.defineProperties(_this,{_revision:{writable:true,value:null},_RemoteTrackPublicationV2:{value:options.RemoteTrackPublicationV2},_getInitialTrackSwitchOffState:{value:getInitialTrackSwitchOffState},updateSubscriberTrackPriority:{value:function(trackSid,priority){return setPriority(trackSid,priority)}},updateTrackRenderHint:{value:function(trackSid,renderHint){return setRenderHint(trackSid,renderHint)}},clearTrackHint:{value:function(trackSid){return clearTrackHint(trackSid)}},revision:{enumerable:true,get:function(){return this._revision}}});return _this.update(participantState)}RemoteParticipantV2.prototype._getOrCreateTrack=function(trackState){var RemoteTrackPublicationV2=this._RemoteTrackPublicationV2;var track=this.tracks.get(trackState.sid);if(!track){var isSwitchedOff=this._getInitialTrackSwitchOffState(trackState.sid);track=new RemoteTrackPublicationV2(trackState,isSwitchedOff);this.addTrack(track)}return track};RemoteParticipantV2.prototype.update=function(participantState){var _this=this;if(this.revision!==null&&participantState.revision<=this.revision){return this}this._revision=participantState.revision;var tracksToKeep=new Set;participantState.tracks.forEach(function(trackState){var track=_this._getOrCreateTrack(trackState);track.update(trackState);tracksToKeep.add(track)});this.tracks.forEach(function(track){if(!tracksToKeep.has(track)){_this.removeTrack(track)}});switch(participantState.state){case"disconnected":this.disconnect();break;case"reconnecting":this.reconnecting();break;case"connected":this.connect(this.sid,this.identity);break}return this};return RemoteParticipantV2}(RemoteParticipantSignaling);module.exports=RemoteParticipantV2},{"../remoteparticipant":60,"./remotetrackpublication":78}],78:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var RemoteTrackPublicationSignaling=require("../remotetrackpublication");var RemoteTrackPublicationV2=function(_super){__extends(RemoteTrackPublicationV2,_super);function RemoteTrackPublicationV2(track,isSwitchedOff){return _super.call(this,track.sid,track.name,track.kind,track.enabled,track.priority,isSwitchedOff)||this}RemoteTrackPublicationV2.prototype.update=function(track){this.enable(track.enabled);this.setPriority(track.priority);return this};return RemoteTrackPublicationV2}(RemoteTrackPublicationSignaling);module.exports=RemoteTrackPublicationV2},{"../remotetrackpublication":61}],79:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var MediaSignaling=require("./mediasignaling");var isDeepEqual=require("../../util").isDeepEqual;var messageId=1;var RenderHintsSignaling=function(_super){__extends(RenderHintsSignaling,_super);function RenderHintsSignaling(getReceiver,options){var _this=_super.call(this,getReceiver,"render_hints",options)||this;Object.defineProperties(_this,{_trackSidsToRenderHints:{value:new Map},_isResponsePending:{value:false,writable:true}});_this.on("ready",function(transport){transport.on("message",function(message){_this._log.debug("Incoming: ",message);switch(message.type){case"render_hints":_this._processHintResults(message&&message.subscriber&&message.subscriber.hints||[]);break;default:_this._log.warn("Unknown message type: ",message.type);break}});Array.from(_this._trackSidsToRenderHints.keys()).forEach(function(trackSid){var trackState=_this._trackSidsToRenderHints.get(trackSid);if(trackState.renderDimensions){trackState.isDimensionDirty=true}if("enabled"in trackState){trackState.isEnabledDirty=true}});_this._sendHints()});return _this}RenderHintsSignaling.prototype._processHintResults=function(hintResults){var _this=this;this._isResponsePending=false;hintResults.forEach(function(hintResult){if(hintResult.result!=="OK"){_this._log.debug("Server error processing hint:",hintResult)}});this._sendHints()};RenderHintsSignaling.prototype._sendHints=function(){var _this=this;if(!this._transport||this._isResponsePending){return}var hints=[];Array.from(this._trackSidsToRenderHints.keys()).forEach(function(trackSid){var trackState=_this._trackSidsToRenderHints.get(trackSid);if(trackState.isEnabledDirty||trackState.isDimensionDirty){var mspHint={track:trackSid};if(trackState.isEnabledDirty){mspHint.enabled=trackState.enabled;trackState.isEnabledDirty=false}if(trackState.isDimensionDirty){mspHint.render_dimensions=trackState.renderDimensions;trackState.isDimensionDirty=false}hints.push(mspHint)}});if(hints.length>0){var payLoad={type:"render_hints",subscriber:{id:messageId++,hints:hints}};this._log.debug("Outgoing: ",payLoad);this._transport.publish(payLoad);this._isResponsePending=true}};RenderHintsSignaling.prototype.setTrackHint=function(trackSid,renderHint){var trackState=this._trackSidsToRenderHints.get(trackSid)||{isEnabledDirty:false,isDimensionDirty:false};if("enabled"in renderHint&&trackState.enabled!==renderHint.enabled){trackState.enabled=!!renderHint.enabled;trackState.isEnabledDirty=true}if(renderHint.renderDimensions&&!isDeepEqual(renderHint.renderDimensions,trackState.renderDimensions)){trackState.renderDimensions=renderHint.renderDimensions;trackState.isDimensionDirty=true}this._trackSidsToRenderHints.set(trackSid,trackState);this._sendHints()};RenderHintsSignaling.prototype.clearTrackHint=function(trackSid){this._trackSidsToRenderHints.delete(trackSid)};return RenderHintsSignaling}(MediaSignaling);module.exports=RenderHintsSignaling},{"../../util":126,"./mediasignaling":71}],80:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{
while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var DominantSpeakerSignaling=require("./dominantspeakersignaling");var NetworkQualityMonitor=require("./networkqualitymonitor");var NetworkQualitySignaling=require("./networkqualitysignaling");var RecordingV2=require("./recording");var RoomSignaling=require("../room");var RemoteParticipantV2=require("./remoteparticipant");var StatsReport=require("../../stats/statsreport");var TrackPrioritySignaling=require("./trackprioritysignaling");var TrackSwitchOffSignaling=require("./trackswitchoffsignaling");var RenderHintsSignaling=require("./renderhintssignaling");var _a=require("../../util"),DEFAULT_SESSION_TIMEOUT_SEC=_a.constants.DEFAULT_SESSION_TIMEOUT_SEC,createBandwidthProfilePayload=_a.createBandwidthProfilePayload,defer=_a.defer,difference=_a.difference,filterObject=_a.filterObject,flatMap=_a.flatMap,oncePerTick=_a.oncePerTick;var MovingAverageDelta=require("../../util/movingaveragedelta");var createTwilioError=require("../../util/twilio-video-errors").createTwilioError;var STATS_PUBLISH_INTERVAL_MS=1e4;var RoomV2=function(_super){__extends(RoomV2,_super);function RoomV2(localParticipant,initialState,transport,peerConnectionManager,options){var _this=this;initialState.options=Object.assign({session_timeout:DEFAULT_SESSION_TIMEOUT_SEC},initialState.options);options=Object.assign({DominantSpeakerSignaling:DominantSpeakerSignaling,NetworkQualityMonitor:NetworkQualityMonitor,NetworkQualitySignaling:NetworkQualitySignaling,RecordingSignaling:RecordingV2,RemoteParticipantV2:RemoteParticipantV2,TrackPrioritySignaling:TrackPrioritySignaling,TrackSwitchOffSignaling:TrackSwitchOffSignaling,bandwidthProfile:null,sessionTimeout:initialState.options.session_timeout*1e3,statsPublishIntervalMs:STATS_PUBLISH_INTERVAL_MS},options);localParticipant.setBandwidthProfile(options.bandwidthProfile);peerConnectionManager.setIceReconnectTimeout(options.sessionTimeout);_this=_super.call(this,localParticipant,initialState.sid,initialState.name,options)||this;var getTrackReceiver=function(id){return _this._getTrackReceiver(id)};var log=_this._log;Object.defineProperties(_this,{_disconnectedParticipantRevisions:{value:new Map},_NetworkQualityMonitor:{value:options.NetworkQualityMonitor},_lastBandwidthProfileRevision:{value:localParticipant.bandwidthProfileRevision,writable:true},_networkQualityMonitor:{value:null,writable:true},_networkQualityConfiguration:{value:localParticipant.networkQualityConfiguration},_peerConnectionManager:{value:peerConnectionManager},_published:{value:new Map},_publishedRevision:{value:0,writable:true},_RemoteParticipantV2:{value:options.RemoteParticipantV2},_subscribed:{value:new Map},_subscribedRevision:{value:0,writable:true},_subscriptionFailures:{value:new Map},_dominantSpeakerSignaling:{value:new options.DominantSpeakerSignaling(getTrackReceiver,{log:log})},_networkQualitySignaling:{value:new options.NetworkQualitySignaling(getTrackReceiver,localParticipant.networkQualityConfiguration,{log:log})},_renderHintsSignaling:{value:new RenderHintsSignaling(getTrackReceiver,{log:log})},_trackPrioritySignaling:{value:new options.TrackPrioritySignaling(getTrackReceiver,{log:log})},_trackSwitchOffSignaling:{value:new options.TrackSwitchOffSignaling(getTrackReceiver,{log:log})},_pendingSwitchOffStates:{value:new Map},_transport:{value:transport},_trackReceiverDeferreds:{value:new Map},mediaRegion:{enumerable:true,value:initialState.options.media_region||null}});_this._initTrackSwitchOffSignaling();_this._initDominantSpeakerSignaling();_this._initNetworkQualityMonitorSignaling();handleLocalParticipantEvents(_this,localParticipant);handlePeerConnectionEvents(_this,peerConnectionManager);handleTransportEvents(_this,transport);periodicallyPublishStats(_this,transport,options.statsPublishIntervalMs);_this._update(initialState);return _this}Object.defineProperty(RoomV2.prototype,"connectionState",{get:function(){return this._peerConnectionManager.connectionState},enumerable:false,configurable:true});Object.defineProperty(RoomV2.prototype,"signalingConnectionState",{get:function(){return this._transport.state==="syncing"?"reconnecting":this._transport.state},enumerable:false,configurable:true});Object.defineProperty(RoomV2.prototype,"iceConnectionState",{get:function(){return this._peerConnectionManager.iceConnectionState},enumerable:false,configurable:true});RoomV2.prototype._deleteTrackReceiverDeferred=function(id){return this._trackReceiverDeferreds.delete(id)};RoomV2.prototype._getOrCreateTrackReceiverDeferred=function(id){var deferred=this._trackReceiverDeferreds.get(id)||defer();var trackReceivers=this._peerConnectionManager.getTrackReceivers();var trackReceiver=trackReceivers.find(function(trackReceiver){return trackReceiver.id===id&&trackReceiver.readyState!=="ended"});if(trackReceiver){deferred.resolve(trackReceiver)}else{this._trackReceiverDeferreds.set(id,deferred)}return deferred};RoomV2.prototype._addTrackReceiver=function(trackReceiver){var deferred=this._getOrCreateTrackReceiverDeferred(trackReceiver.id);deferred.resolve(trackReceiver);return this};RoomV2.prototype._disconnect=function(error){var didDisconnect=_super.prototype._disconnect.call(this,error);if(didDisconnect){this._teardownNetworkQualityMonitor();this._transport.disconnect();this._peerConnectionManager.close()}this.localParticipant.tracks.forEach(function(track){track.publishFailed(error||new Error("LocalParticipant disconnected"))});return didDisconnect};RoomV2.prototype._getTrackReceiver=function(id){var _this=this;return this._getOrCreateTrackReceiverDeferred(id).promise.then(function(trackReceiver){_this._deleteTrackReceiverDeferred(id);return trackReceiver})};RoomV2.prototype._getInitialTrackSwitchOffState=function(trackSid){var initiallySwitchedOff=this._pendingSwitchOffStates.get(trackSid)||false;this._pendingSwitchOffStates.delete(trackSid);if(initiallySwitchedOff){this._log.warn("["+trackSid+"] was initially switched off! ")}return initiallySwitchedOff};RoomV2.prototype._getTrackSidsToTrackSignalings=function(){var trackSidsToTrackSignalings=flatMap(this.participants,function(participant){return Array.from(participant.tracks)});return new Map(trackSidsToTrackSignalings)};RoomV2.prototype._getOrCreateRemoteParticipant=function(participantState){var _this=this;var RemoteParticipantV2=this._RemoteParticipantV2;var participant=this.participants.get(participantState.sid);var self=this;if(!participant){participant=new RemoteParticipantV2(participantState,function(trackSid){return _this._getInitialTrackSwitchOffState(trackSid)},function(trackSid,priority){return _this._trackPrioritySignaling.sendTrackPriorityUpdate(trackSid,"subscribe",priority)},function(trackSid,hint){return _this._renderHintsSignaling.setTrackHint(trackSid,hint)},function(trackSid){return _this._renderHintsSignaling.clearTrackHint(trackSid)});participant.on("stateChanged",function stateChanged(state){if(state==="disconnected"){participant.removeListener("stateChanged",stateChanged);self.participants.delete(participant.sid);self._disconnectedParticipantRevisions.set(participant.sid,participant.revision)}});this.connectParticipant(participant)}return participant};RoomV2.prototype._getState=function(){return{participant:this.localParticipant.getState()}};RoomV2.prototype._maybeAddBandwidthProfile=function(update){var _a=this.localParticipant,bandwidthProfile=_a.bandwidthProfile,bandwidthProfileRevision=_a.bandwidthProfileRevision;if(bandwidthProfile&&this._lastBandwidthProfileRevision<bandwidthProfileRevision){this._lastBandwidthProfileRevision=bandwidthProfileRevision;return Object.assign({bandwidth_profile:createBandwidthProfilePayload(bandwidthProfile)},update)}return update};RoomV2.prototype._publishNewLocalParticipantState=function(){this._transport.publish(this._maybeAddBandwidthProfile(this._getState()))};RoomV2.prototype._publishPeerConnectionState=function(peerConnectionState){this._transport.publish(Object.assign({peer_connections:[peerConnectionState]},this._getState()))};RoomV2.prototype._update=function(roomState){var _this=this;if(roomState.subscribed&&roomState.subscribed.revision>this._subscribedRevision){this._subscribedRevision=roomState.subscribed.revision;roomState.subscribed.tracks.forEach(function(trackState){if(trackState.id){_this._subscriptionFailures.delete(trackState.sid);_this._subscribed.set(trackState.sid,trackState.id)}else if(trackState.error&&!_this._subscriptionFailures.has(trackState.sid)){_this._subscriptionFailures.set(trackState.sid,trackState.error)}});var subscribedTrackSids_1=new Set(roomState.subscribed.tracks.filter(function(trackState){return!!trackState.id}).map(function(trackState){return trackState.sid}));this._subscribed.forEach(function(trackId,trackSid){if(!subscribedTrackSids_1.has(trackSid)){_this._subscribed.delete(trackSid)}})}var participantsToKeep=new Set;(roomState.participants||[]).forEach(function(participantState){if(participantState.sid===_this.localParticipant.sid){return}var disconnectedParticipantRevision=_this._disconnectedParticipantRevisions.get(participantState.sid);if(disconnectedParticipantRevision&&participantState.revision<=disconnectedParticipantRevision){return}if(disconnectedParticipantRevision){_this._disconnectedParticipantRevisions.delete(participantState.sid)}var participant=_this._getOrCreateRemoteParticipant(participantState);participant.update(participantState);participantsToKeep.add(participant)});if(roomState.type==="synced"){this.participants.forEach(function(participant){if(!participantsToKeep.has(participant)){participant.disconnect()}})}handleSubscriptions(this);if(roomState.peer_connections){this._peerConnectionManager.update(roomState.peer_connections,roomState.type==="synced")}if(roomState.recording){this.recording.update(roomState.recording)}if(roomState.published&&roomState.published.revision>this._publishedRevision){this._publishedRevision=roomState.published.revision;roomState.published.tracks.forEach(function(track){if(track.sid){_this._published.set(track.id,track.sid)}});this.localParticipant.update(roomState.published)}if(roomState.participant){this.localParticipant.connect(roomState.participant.sid,roomState.participant.identity)}[this._dominantSpeakerSignaling,this._networkQualitySignaling,this._trackPrioritySignaling,this._trackSwitchOffSignaling,this._renderHintsSignaling].forEach(function(mediaSignaling){var channel=mediaSignaling.channel;if(!mediaSignaling.isSetup&&roomState.media_signaling&&roomState.media_signaling[channel]&&roomState.media_signaling[channel].transport&&roomState.media_signaling[channel].transport.type==="data-channel"){mediaSignaling.setup(roomState.media_signaling[channel].transport.label)}});return this};RoomV2.prototype._initTrackSwitchOffSignaling=function(){var _this=this;this._trackSwitchOffSignaling.on("updated",function(tracksOff,tracksOn){try{_this._log.debug("received trackSwitch: ",{tracksOn:tracksOn,tracksOff:tracksOff});var trackUpdates_1=new Map;tracksOn.forEach(function(trackSid){return trackUpdates_1.set(trackSid,true)});tracksOff.forEach(function(trackSid){if(trackUpdates_1.get(trackSid)){_this._log.warn(trackSid+" is DUPLICATED in both tracksOff and tracksOn list")}trackUpdates_1.set(trackSid,false)});_this.participants.forEach(function(participant){participant.tracks.forEach(function(track){var isOn=trackUpdates_1.get(track.sid);if(typeof isOn!=="undefined"){track.setSwitchedOff(!isOn);trackUpdates_1.delete(track.sid)}})});trackUpdates_1.forEach(function(isOn,trackSid){return _this._pendingSwitchOffStates.set(trackSid,!isOn)})}catch(ex){_this._log.error("error processing track switch off:",ex)}})};RoomV2.prototype._initDominantSpeakerSignaling=function(){var _this=this;this._dominantSpeakerSignaling.on("updated",function(){return _this.setDominantSpeaker(_this._dominantSpeakerSignaling.loudestParticipantSid)})};RoomV2.prototype._initNetworkQualityMonitorSignaling=function(){var _this=this;this._networkQualitySignaling.on("ready",function(){var networkQualityMonitor=new _this._NetworkQualityMonitor(_this._peerConnectionManager,_this._networkQualitySignaling);_this._networkQualityMonitor=networkQualityMonitor;networkQualityMonitor.on("updated",function(){if(_this.iceConnectionState==="failed"){return}_this.localParticipant.setNetworkQualityLevel(networkQualityMonitor.level,networkQualityMonitor.levels);_this.participants.forEach(function(participant){var levels=networkQualityMonitor.remoteLevels.get(participant.sid);if(levels){participant.setNetworkQualityLevel(levels.level,levels)}})});networkQualityMonitor.start()});this._networkQualitySignaling.on("teardown",function(){return _this._teardownNetworkQualityMonitor()})};RoomV2.prototype._teardownNetworkQualityMonitor=function(){if(this._networkQualityMonitor){this._networkQualityMonitor.stop();this._networkQualityMonitor=null}};RoomV2.prototype.getStats=function(){var _this=this;return this._peerConnectionManager.getStats().then(function(responses){return new Map(Array.from(responses).map(function(_a){var _b=__read(_a,2),id=_b[0],response=_b[1];return[id,Object.assign({},response,{localAudioTrackStats:filterAndAddLocalTrackSids(_this,response.localAudioTrackStats),localVideoTrackStats:filterAndAddLocalTrackSids(_this,response.localVideoTrackStats),remoteAudioTrackStats:filterAndAddRemoteTrackSids(_this,response.remoteAudioTrackStats),remoteVideoTrackStats:filterAndAddRemoteTrackSids(_this,response.remoteVideoTrackStats)})]}))})};return RoomV2}(RoomSignaling);function filterAndAddTrackSids(idToSid,trackStats){return trackStats.reduce(function(trackStats,trackStat){var trackSid=idToSid.get(trackStat.trackId);return trackSid?[Object.assign({},trackStat,{trackSid:trackSid})].concat(trackStats):trackStats},[])}function filterAndAddLocalTrackSids(roomV2,localTrackStats){return filterAndAddTrackSids(roomV2._published,localTrackStats)}function filterAndAddRemoteTrackSids(roomV2,remoteTrackStats){var idToSid=new Map(Array.from(roomV2._subscribed.entries()).map(function(_a){var _b=__read(_a,2),sid=_b[0],id=_b[1];return[id,sid]}));return filterAndAddTrackSids(idToSid,remoteTrackStats)}function handleLocalParticipantEvents(roomV2,localParticipant){var localParticipantUpdated=oncePerTick(function(){roomV2._publishNewLocalParticipantState()});var renegotiate=oncePerTick(function(){var trackSenders=flatMap(localParticipant.tracks,function(trackV2){return trackV2.trackTransceiver});roomV2._peerConnectionManager.setTrackSenders(trackSenders)});localParticipant.on("trackAdded",renegotiate);localParticipant.on("trackRemoved",renegotiate);localParticipant.on("updated",localParticipantUpdated);roomV2.on("stateChanged",function stateChanged(state){if(state==="disconnected"){localParticipant.removeListener("trackAdded",renegotiate);localParticipant.removeListener("trackRemoved",renegotiate);localParticipant.removeListener("updated",localParticipantUpdated);roomV2.removeListener("stateChanged",stateChanged);localParticipant.disconnect()}});roomV2.on("signalingConnectionStateChanged",function(){var localParticipant=roomV2.localParticipant,signalingConnectionState=roomV2.signalingConnectionState;var identity=localParticipant.identity,sid=localParticipant.sid;switch(signalingConnectionState){case"connected":localParticipant.connect(sid,identity);break;case"reconnecting":localParticipant.reconnecting();break}})}function handlePeerConnectionEvents(roomV2,peerConnectionManager){peerConnectionManager.on("description",function onDescription(description){roomV2._publishPeerConnectionState(description)});peerConnectionManager.dequeue("description");peerConnectionManager.on("candidates",function onCandidates(candidates){roomV2._publishPeerConnectionState(candidates)});peerConnectionManager.dequeue("candidates");peerConnectionManager.on("trackAdded",roomV2._addTrackReceiver.bind(roomV2));peerConnectionManager.dequeue("trackAdded");peerConnectionManager.getTrackReceivers().forEach(roomV2._addTrackReceiver,roomV2);peerConnectionManager.on("connectionStateChanged",function(){roomV2.emit("connectionStateChanged")});peerConnectionManager.on("iceConnectionStateChanged",function(){roomV2.emit("iceConnectionStateChanged");if(roomV2.iceConnectionState==="failed"){if(roomV2.localParticipant.networkQualityLevel!==null){roomV2.localParticipant.setNetworkQualityLevel(0)}roomV2.participants.forEach(function(participant){if(participant.networkQualityLevel!==null){participant.setNetworkQualityLevel(0)}})}})}function handleTransportEvents(roomV2,transport){transport.on("message",roomV2._update.bind(roomV2));transport.on("stateChanged",function stateChanged(state,error){if(state==="disconnected"){if(roomV2.state!=="disconnected"){roomV2._disconnect(error)}transport.removeListener("stateChanged",stateChanged)}roomV2.emit("signalingConnectionStateChanged")})}function periodicallyPublishStats(roomV2,transport,intervalMs){var movingAverageDeltas=new Map;var oddPublishCount=false;var interval=setInterval(function(){roomV2.getStats().then(function(stats){oddPublishCount=!oddPublishCount;stats.forEach(function(response,id){var report=new StatsReport(id,response,true);transport.publishEvent("quality","stats-report","info",{audioTrackStats:report.remoteAudioTrackStats.map(function(trackStat,i){return addAVSyncMetricsToRemoteTrackStats(trackStat,response.remoteAudioTrackStats[i],movingAverageDeltas)}),localAudioTrackStats:report.localAudioTrackStats.map(function(trackStat,i){return addAVSyncMetricsToLocalTrackStats(trackStat,response.localAudioTrackStats[i],movingAverageDeltas)}),localVideoTrackStats:report.localVideoTrackStats.map(function(trackStat,i){return addAVSyncMetricsToLocalTrackStats(trackStat,response.localVideoTrackStats[i],movingAverageDeltas)}),peerConnectionId:report.peerConnectionId,videoTrackStats:report.remoteVideoTrackStats.map(function(trackStat,i){return addAVSyncMetricsToRemoteTrackStats(trackStat,response.remoteVideoTrackStats[i],movingAverageDeltas)})});var keys=flatMap(["localAudioTrackStats","localVideoTrackStats","remoteAudioTrackStats","remoteVideoTrackStats"],function(prop){return report[prop].map(function(_a){var ssrc=_a.ssrc,trackSid=_a.trackSid;return trackSid+"+"+ssrc})});var movingAverageDeltaKeysToBeRemoved=difference(Array.from(movingAverageDeltas.keys()),keys);movingAverageDeltaKeysToBeRemoved.forEach(function(key){return movingAverageDeltas.delete(key)});if(oddPublishCount){var activeIceCandidatePair=replaceNullsWithDefaults(response.activeIceCandidatePair,report.peerConnectionId);transport.publishEvent("quality","active-ice-candidate-pair","info",activeIceCandidatePair)}})},function(){})},intervalMs);roomV2.on("stateChanged",function onStateChanged(state){if(state==="disconnected"){clearInterval(interval);roomV2.removeListener("stateChanged",onStateChanged)}})}function handleSubscriptions(room){var trackSidsToTrackSignalings=room._getTrackSidsToTrackSignalings();room._subscriptionFailures.forEach(function(error,trackSid){var trackSignaling=trackSidsToTrackSignalings.get(trackSid);if(trackSignaling){room._subscriptionFailures.delete(trackSid);trackSignaling.subscribeFailed(createTwilioError(error.code,error.message))}});trackSidsToTrackSignalings.forEach(function(trackSignaling){var trackId=room._subscribed.get(trackSignaling.sid);if(!trackId||trackSignaling.isSubscribed&&trackSignaling.trackTransceiver.id!==trackId){trackSignaling.setTrackTransceiver(null)}if(trackId){room._getTrackReceiver(trackId).then(function(trackReceiver){return trackSignaling.setTrackTransceiver(trackReceiver)})}})}function addAVSyncMetricsToLocalTrackStats(trackStats,trackResponse,movingAverageDeltas){var framesEncoded=trackResponse.framesEncoded,packetsSent=trackResponse.packetsSent,totalEncodeTime=trackResponse.totalEncodeTime,totalPacketSendDelay=trackResponse.totalPacketSendDelay;var augmentedTrackStats=Object.assign({},trackStats);var key=trackStats.trackSid+"+"+trackStats.ssrc;var trackMovingAverageDeltas=movingAverageDeltas.get(key)||new Map;if(typeof totalEncodeTime==="number"&&typeof framesEncoded==="number"){var trackAvgEncodeDelayMovingAverageDelta=trackMovingAverageDeltas.get("avgEncodeDelay")||new MovingAverageDelta;trackAvgEncodeDelayMovingAverageDelta.putSample(totalEncodeTime*1e3,framesEncoded);augmentedTrackStats.avgEncodeDelay=Math.round(trackAvgEncodeDelayMovingAverageDelta.get());trackMovingAverageDeltas.set("avgEncodeDelay",trackAvgEncodeDelayMovingAverageDelta)}if(typeof totalPacketSendDelay==="number"&&typeof packetsSent==="number"){var trackAvgPacketSendDelayMovingAverageDelta=trackMovingAverageDeltas.get("avgPacketSendDelay")||new MovingAverageDelta;trackAvgPacketSendDelayMovingAverageDelta.putSample(totalPacketSendDelay*1e3,packetsSent);augmentedTrackStats.avgPacketSendDelay=Math.round(trackAvgPacketSendDelayMovingAverageDelta.get());trackMovingAverageDeltas.set("avgPacketSendDelay",trackAvgPacketSendDelayMovingAverageDelta)}movingAverageDeltas.set(key,trackMovingAverageDeltas);return augmentedTrackStats}function addAVSyncMetricsToRemoteTrackStats(trackStats,trackResponse,movingAverageDeltas){var estimatedPlayoutTimestamp=trackResponse.estimatedPlayoutTimestamp,framesDecoded=trackResponse.framesDecoded,jitterBufferDelay=trackResponse.jitterBufferDelay,jitterBufferEmittedCount=trackResponse.jitterBufferEmittedCount,totalDecodeTime=trackResponse.totalDecodeTime;var augmentedTrackStats=Object.assign({},trackStats);var key=trackStats.trackSid+"+"+trackStats.ssrc;var trackMovingAverageDeltas=movingAverageDeltas.get(key)||new Map;if(typeof estimatedPlayoutTimestamp==="number"){augmentedTrackStats.estimatedPlayoutTimestamp=estimatedPlayoutTimestamp}if(typeof framesDecoded==="number"&&typeof totalDecodeTime==="number"){var trackAvgDecodeDelayMovingAverageDelta=trackMovingAverageDeltas.get("avgDecodeDelay")||new MovingAverageDelta;trackAvgDecodeDelayMovingAverageDelta.putSample(totalDecodeTime*1e3,framesDecoded);augmentedTrackStats.avgDecodeDelay=Math.round(trackAvgDecodeDelayMovingAverageDelta.get());trackMovingAverageDeltas.set("avgDecodeDelay",trackAvgDecodeDelayMovingAverageDelta)}if(typeof jitterBufferDelay==="number"&&typeof jitterBufferEmittedCount==="number"){var trackAvgJitterBufferDelayMovingAverageDelta=trackMovingAverageDeltas.get("avgJitterBufferDelay")||new MovingAverageDelta;trackAvgJitterBufferDelayMovingAverageDelta.putSample(jitterBufferDelay*1e3,jitterBufferEmittedCount);augmentedTrackStats.avgJitterBufferDelay=Math.round(trackAvgJitterBufferDelayMovingAverageDelta.get());trackMovingAverageDeltas.set("avgJitterBufferDelay",trackAvgJitterBufferDelayMovingAverageDelta)}movingAverageDeltas.set(key,trackMovingAverageDeltas);return augmentedTrackStats}function replaceNullsWithDefaults(activeIceCandidatePair,peerConnectionId){activeIceCandidatePair=Object.assign({availableIncomingBitrate:0,availableOutgoingBitrate:0,bytesReceived:0,bytesSent:0,consentRequestsSent:0,currentRoundTripTime:0,lastPacketReceivedTimestamp:0,lastPacketSentTimestamp:0,nominated:false,peerConnectionId:peerConnectionId,priority:0,readable:false,requestsReceived:0,requestsSent:0,responsesReceived:0,responsesSent:0,retransmissionsReceived:0,retransmissionsSent:0,state:"failed",totalRoundTripTime:0,transportId:"",writable:false},filterObject(activeIceCandidatePair||{},null));activeIceCandidatePair.localCandidate=Object.assign({candidateType:"host",deleted:false,ip:"",port:0,priority:0,protocol:"udp",url:""},filterObject(activeIceCandidatePair.localCandidate||{},null));activeIceCandidatePair.remoteCandidate=Object.assign({candidateType:"host",ip:"",port:0,priority:0,protocol:"udp",url:""},filterObject(activeIceCandidatePair.remoteCandidate||{},null));return activeIceCandidatePair}module.exports=RoomV2},{"../../stats/statsreport":112,"../../util":126,"../../util/movingaveragedelta":131,"../../util/twilio-video-errors":143,"../room":62,"./dominantspeakersignaling":65,"./networkqualitymonitor":72,"./networkqualitysignaling":73,"./recording":76,"./remoteparticipant":77,"./renderhintssignaling":79,"./trackprioritysignaling":81,"./trackswitchoffsignaling":82}],81:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var MediaSignaling=require("./mediasignaling");var TrackPrioritySignaling=function(_super){__extends(TrackPrioritySignaling,_super);function TrackPrioritySignaling(getReceiver,options){var _this=_super.call(this,getReceiver,"track_priority",options)||this;Object.defineProperties(_this,{_enqueuedPriorityUpdates:{value:new Map}});_this.on("ready",function(transport){Array.from(_this._enqueuedPriorityUpdates.keys()).forEach(function(trackSid){transport.publish({type:"track_priority",track:trackSid,subscribe:_this._enqueuedPriorityUpdates.get(trackSid)})})});return _this}TrackPrioritySignaling.prototype.sendTrackPriorityUpdate=function(trackSid,publishOrSubscribe,priority){if(publishOrSubscribe!=="subscribe"){throw new Error("only subscribe priorities are supported, found: "+publishOrSubscribe)}this._enqueuedPriorityUpdates.set(trackSid,priority);if(this._transport){this._transport.publish({type:"track_priority",track:trackSid,subscribe:priority})}};return TrackPrioritySignaling}(MediaSignaling);module.exports=TrackPrioritySignaling},{"./mediasignaling":71}],82:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var MediaSignaling=require("./mediasignaling");var TrackSwitchOffSignaling=function(_super){__extends(TrackSwitchOffSignaling,_super);function TrackSwitchOffSignaling(getReceiver,options){var _this=_super.call(this,getReceiver,"track_switch_off",options)||this;_this.on("ready",function(transport){transport.on("message",function(message){switch(message.type){case"track_switch_off":_this._setTrackSwitchOffUpdates(message.off||[],message.on||[]);break;default:break}})});return _this}TrackSwitchOffSignaling.prototype._setTrackSwitchOffUpdates=function(tracksSwitchedOff,tracksSwitchedOn){this.emit("updated",tracksSwitchedOff,tracksSwitchedOn)};return TrackSwitchOffSignaling}(MediaSignaling);module.exports=TrackSwitchOffSignaling},{"./mediasignaling":71}],83:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var getSdpFormat=require("@twilio/webrtc/lib/util/sdp").getSdpFormat;var StateMachine=require("../../statemachine");var TwilioConnection=require("../../twilioconnection");var DefaultBackoff=require("backoff");var reconnectBackoffConfig=require("../../util/constants").reconnectBackoffConfig;var Timeout=require("../../util/timeout");var _a=require("../../util/constants"),SDK_NAME=_a.SDK_NAME,SDK_VERSION=_a.SDK_VERSION;var _b=require("../../util"),createBandwidthProfilePayload=_b.createBandwidthProfilePayload,createMediaSignalingPayload=_b.createMediaSignalingPayload,createSubscribePayload=_b.createSubscribePayload,getUserAgent=_b.getUserAgent,isNonArrayObject=_b.isNonArrayObject;var _c=require("../../util/twilio-video-errors"),createTwilioError=_c.createTwilioError,RoomCompletedError=_c.RoomCompletedError,SignalingConnectionError=_c.SignalingConnectionError,SignalingServerBusyError=_c.SignalingServerBusyError;var ICE_VERSION=1;var RSP_VERSION=2;var states={connecting:["connected","disconnected"],connected:["disconnected","syncing"],syncing:["connected","disconnected"],disconnected:[]};var TwilioConnectionTransport=function(_super){__extends(TwilioConnectionTransport,_super);function TwilioConnectionTransport(name,accessToken,localParticipant,peerConnectionManager,wsServer,options){var _this=this;options=Object.assign({Backoff:DefaultBackoff,TwilioConnection:TwilioConnection,iceServers:null,sdpFormat:getSdpFormat(options.sdpSemantics),trackPriority:true,trackSwitchOff:true,renderHints:true,userAgent:getUserAgent()},options);_this=_super.call(this,"connecting",states)||this;Object.defineProperties(_this,{_accessToken:{value:accessToken},_automaticSubscription:{value:options.automaticSubscription},_bandwidthProfile:{value:options.bandwidthProfile},_dominantSpeaker:{value:options.dominantSpeaker},_eventObserver:{value:options.eventObserver,writable:false},_renderHints:{value:options.renderHints},_iceServersStatus:{value:Array.isArray(options.iceServers)?"overrode":"acquire"},_localParticipant:{value:localParticipant},_name:{value:name},_networkQuality:{value:isNonArrayObject(options.networkQuality)||options.networkQuality},_options:{value:options},_peerConnectionManager:{value:peerConnectionManager},_sessionTimer:{value:null,writable:true},_sessionTimeoutMS:{value:0,writable:true},_reconnectBackoff:{value:options.Backoff.exponential(reconnectBackoffConfig)},_session:{value:null,writable:true},_trackPriority:{value:options.trackPriority},_trackSwitchOff:{value:options.trackSwitchOff},_twilioConnection:{value:null,writable:true},_updatesReceived:{value:[]},_updatesToSend:{value:[]},_userAgent:{value:options.userAgent},_wsServer:{value:wsServer}});setupTransport(_this);return _this}TwilioConnectionTransport.prototype._createConnectOrSyncOrDisconnectMessage=function(){if(this.state==="connected"){return null}if(this.state==="disconnected"){return{session:this._session,type:"disconnect",version:RSP_VERSION}}var type={connecting:"connect",syncing:"sync"}[this.state];var message={name:this._name,participant:this._localParticipant.getState(),peer_connections:this._peerConnectionManager.getStates(),type:type,version:RSP_VERSION};if(message.type==="connect"){message.ice_servers=this._iceServersStatus;message.publisher={name:SDK_NAME,sdk_version:SDK_VERSION,user_agent:this._userAgent};if(this._bandwidthProfile){message.bandwidth_profile=createBandwidthProfilePayload(this._bandwidthProfile)}message.media_signaling=createMediaSignalingPayload(this._dominantSpeaker,this._networkQuality,this._trackPriority,this._trackSwitchOff,this._renderHints);message.subscribe=createSubscribePayload(this._automaticSubscription);var sdpFormat=this._options.sdpFormat;if(sdpFormat){message.format=sdpFormat}message.token=this._accessToken}else if(message.type==="sync"){message.session=this._session;message.token=this._accessToken}else if(message.type==="update"){message.session=this._session}return message};TwilioConnectionTransport.prototype._createIceMessage=function(){return{edge:"roaming",token:this._accessToken,type:"ice",version:ICE_VERSION}}
;TwilioConnectionTransport.prototype._sendConnectOrSyncOrDisconnectMessage=function(){var message=this._createConnectOrSyncOrDisconnectMessage();if(message){this._twilioConnection.sendMessage(message)}};TwilioConnectionTransport.prototype.disconnect=function(error){if(this.state!=="disconnected"){this.preempt("disconnected",null,[error]);this._sendConnectOrSyncOrDisconnectMessage();this._twilioConnection.close();return true}return false};TwilioConnectionTransport.prototype.publish=function(update){switch(this.state){case"connected":this._twilioConnection.sendMessage(Object.assign({session:this._session,type:"update",version:RSP_VERSION},update));return true;case"connecting":case"syncing":this._updatesToSend.push(update);return true;case"disconnected":default:return false}};TwilioConnectionTransport.prototype.publishEvent=function(group,name,level,payload){this._eventObserver.emit("event",{group:group,name:name,level:level,payload:payload})};TwilioConnectionTransport.prototype.sync=function(){if(this.state==="connected"){this.preempt("syncing");this._sendConnectOrSyncOrDisconnectMessage();return true}return false};TwilioConnectionTransport.prototype._setSession=function(session,sessionTimeout){this._session=session;this._sessionTimeoutMS=sessionTimeout*1e3};TwilioConnectionTransport.prototype._getReconnectTimer=function(){var _this=this;if(this._sessionTimeoutMS===0){return null}if(!this._sessionTimer){this._sessionTimer=new Timeout(function(){if(_this._sessionTimer){_this._sessionTimeoutMS=0}},this._sessionTimeoutMS)}return new Promise(function(resolve){_this._reconnectBackoff.once("ready",resolve);_this._reconnectBackoff.backoff()})};TwilioConnectionTransport.prototype._clearReconnectTimer=function(){this._reconnectBackoff.reset();if(this._sessionTimer){this._sessionTimer.clear();this._sessionTimer=null}};return TwilioConnectionTransport}(StateMachine);function reducePeerConnections(peerConnections){return Array.from(peerConnections.reduce(function(peerConnectionsById,update){var reduced=peerConnectionsById.get(update.id)||update;if(!reduced.description&&update.description){reduced.description=update.description}else if(reduced.description&&update.description){if(update.description.revision>reduced.description.revision){reduced.description=update.description}}if(!reduced.ice&&update.ice){reduced.ice=update.ice}else if(reduced.ice&&update.ice){if(update.ice.revision>reduced.ice.revision){reduced.ice=update.ice}}peerConnectionsById.set(reduced.id,reduced);return peerConnectionsById},new Map).values())}function reduceUpdates(updates){return updates.reduce(function(reduced,update){if(!reduced.participant&&update.participant){reduced.participant=update.participant}else if(reduced.participant&&update.participant){if(update.participant.revision>reduced.participant.revision){reduced.participant=update.participant}}if(!reduced.peer_connections&&update.peer_connections){reduced.peer_connections=reducePeerConnections(update.peer_connections)}else if(reduced.peer_connections&&update.peer_connections){reduced.peer_connections=reducePeerConnections(reduced.peer_connections.concat(update.peer_connections))}return reduced},{})}function setupTransport(transport){function createOrResetTwilioConnection(){if(transport.state==="disconnected"){return}if(transport._twilioConnection){transport._twilioConnection.removeListener("message",handleMessage)}var _iceServersStatus=transport._iceServersStatus,_options=transport._options,_wsServer=transport._wsServer,state=transport.state;var TwilioConnection=_options.TwilioConnection;var twilioConnection=new TwilioConnection(_wsServer,Object.assign({helloBody:state==="connecting"&&_iceServersStatus==="acquire"?transport._createIceMessage():transport._createConnectOrSyncOrDisconnectMessage()},_options));twilioConnection.once("close",function(reason){if(reason===TwilioConnection.CloseReason.LOCAL){disconnect()}else{disconnect(new Error(reason))}});twilioConnection.on("message",handleMessage);transport._twilioConnection=twilioConnection}function disconnect(error){if(transport.state==="disconnected"){return}if(!error){transport.disconnect();return}var reconnectTimer=transport._getReconnectTimer();if(!reconnectTimer){var twilioError=error.message===TwilioConnection.CloseReason.BUSY?new SignalingServerBusyError:new SignalingConnectionError;transport.disconnect(twilioError);return}if(transport.state==="connected"){transport.preempt("syncing")}reconnectTimer.then(createOrResetTwilioConnection)}function handleMessage(message){if(transport.state==="disconnected"){return}if(message.type==="error"){transport.disconnect(createTwilioError(message.code,message.message));return}switch(transport.state){case"connected":switch(message.type){case"connected":case"synced":case"update":transport.emit("message",message);return;case"disconnected":transport.disconnect(message.status==="completed"?new RoomCompletedError:null);return;default:return}case"connecting":switch(message.type){case"iced":transport._options.onIced(message.ice_servers).then(function(){transport._sendConnectOrSyncOrDisconnectMessage()});return;case"connected":transport._setSession(message.session,message.options.session_timeout);transport.emit("connected",message);transport.preempt("connected");return;case"synced":case"update":transport._updatesReceived.push(message);return;case"disconnected":transport.disconnect(message.status==="completed"?new RoomCompletedError:null);return;default:return}case"syncing":switch(message.type){case"connected":case"update":transport._updatesReceived.push(message);return;case"synced":transport._clearReconnectTimer();transport.emit("message",message);transport.preempt("connected");return;case"disconnected":transport.disconnect(message.status==="completed"?new RoomCompletedError:null);return;default:return}default:return}}transport.on("stateChanged",function stateChanged(state){switch(state){case"connected":{var updates=transport._updatesToSend.splice(0);if(updates.length){transport.publish(reduceUpdates(updates))}transport._updatesReceived.splice(0).forEach(function(update){return transport.emit("message",update)});return}case"disconnected":transport._twilioConnection.removeListener("message",handleMessage);transport.removeListener("stateChanged",stateChanged);return;case"syncing":return;default:return}});var _options=transport._options,_iceServersStatus=transport._iceServersStatus;var iceServers=_options.iceServers,onIced=_options.onIced;if(_iceServersStatus==="overrode"){onIced(iceServers).then(createOrResetTwilioConnection)}else{createOrResetTwilioConnection()}}module.exports=TwilioConnectionTransport},{"../../statemachine":84,"../../twilioconnection":116,"../../util":126,"../../util/constants":120,"../../util/timeout":142,"../../util/twilio-video-errors":143,"@twilio/webrtc/lib/util/sdp":167,backoff:170}],84:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var EventEmitter=require("events").EventEmitter;var util=require("./util");var StateMachine=function(_super){__extends(StateMachine,_super);function StateMachine(initialState,states){var _this=_super.call(this)||this;var lock=null;var state=initialState;states=transformStates(states);Object.defineProperties(_this,{_lock:{get:function(){return lock},set:function(_lock){lock=_lock}},_reachableStates:{value:reachable(states)},_state:{get:function(){return state},set:function(_state){state=_state}},_states:{value:states},_whenDeferreds:{value:new Set},isLocked:{enumerable:true,get:function(){return lock!==null}},state:{enumerable:true,get:function(){return state}}});_this.on("stateChanged",function(state){_this._whenDeferreds.forEach(function(deferred){deferred.when(state,deferred.resolve,deferred.reject)})});return _this}StateMachine.prototype._whenPromise=function(when){var _this=this;if(typeof when!=="function"){return Promise.reject(new Error("when() executor must be a function"))}var deferred=util.defer();deferred.when=when;this._whenDeferreds.add(deferred);return deferred.promise.then(function(payload){_this._whenDeferreds.delete(deferred);return payload},function(error){_this._whenDeferreds.delete(deferred);throw error})};StateMachine.prototype.bracket=function(name,transitionFunction){var key;var self=this;function releaseLock(error){if(self.hasLock(key)){self.releaseLockCompletely(key)}if(error){throw error}}return this.takeLock(name).then(function gotKey(_key){key=_key;return transitionFunction(key)}).then(function success(result){releaseLock();return result},releaseLock)};StateMachine.prototype.hasLock=function(key){return this._lock===key};StateMachine.prototype.preempt=function(newState,name,payload){if(!isValidTransition(this._states,this.state,newState)){throw new Error('Cannot transition from "'+this.state+'" to "'+newState+'"')}var oldLock;if(this.isLocked){oldLock=this._lock;this._lock=null}var key=null;if(name){key=this.takeLockSync(name)}var preemptionKey=key?null:this.takeLockSync("preemption");this.transition(newState,key||preemptionKey,payload);if(oldLock){oldLock.resolve()}if(preemptionKey){this.releaseLock(preemptionKey)}return key};StateMachine.prototype.releaseLock=function(key){if(!this.isLocked){throw new Error("Could not release the lock for "+key.name+" because the StateMachine is not locked")}else if(!this.hasLock(key)){throw new Error("Could not release the lock for "+key.name+" because "+this._lock.name+" has the lock")}if(key.depth===0){this._lock=null;key.resolve()}else{key.depth--}};StateMachine.prototype.releaseLockCompletely=function(key){if(!this.isLocked){throw new Error("Could not release the lock for "+key.name+" because the StateMachine is not locked")}else if(!this.hasLock(key)){throw new Error("Could not release the lock for "+key.name+" because "+this._lock.name+" has the lock")}key.depth=0;this._lock=null;key.resolve()};StateMachine.prototype.takeLock=function(nameOrKey){var _this=this;if(typeof nameOrKey==="object"){var key_1=nameOrKey;return new Promise(function(resolve){resolve(_this.takeLockSync(key_1))})}var name=nameOrKey;if(this.isLocked){var takeLock=this.takeLock.bind(this,name);return this._lock.promise.then(takeLock)}return Promise.resolve(this.takeLockSync(name))};StateMachine.prototype.takeLockSync=function(nameOrKey){var key=typeof nameOrKey==="string"?null:nameOrKey;var name=key?key.name:nameOrKey;if(key&&!this.hasLock(key)||!key&&this.isLocked){throw new Error("Could not take the lock for "+name+" because the lock for "+this._lock.name+" was not released")}if(key){key.depth++;return key}var lock=makeLock(name);this._lock=lock;return lock};StateMachine.prototype.transition=function(newState,key,payload){payload=payload||[];if(this.isLocked){if(!key){throw new Error("You must provide the key in order to "+"transition")}else if(!this.hasLock(key)){throw new Error("Could not transition using the key for "+key.name+" because "+this._lock.name+" has the lock")}}else if(key){throw new Error("Key provided for "+key.name+", but the StateMachine was not locked (possibly due to preemption)")}if(!isValidTransition(this._states,this.state,newState)){throw new Error('Cannot transition from "'+this.state+'" to "'+newState+'"')}this._state=newState;this.emit.apply(this,__spreadArray([],__read(["stateChanged",newState].concat(payload))))};StateMachine.prototype.tryTransition=function(newState,key,payload){try{this.transition(newState,key,payload)}catch(error){return false}return true};StateMachine.prototype.when=function(state){var _this=this;if(this.state===state){return Promise.resolve(this)}else if(!isValidTransition(this._reachableStates,this.state,state)){return Promise.reject(createUnreachableError(this.state,state))}return this._whenPromise(function(newState,resolve,reject){if(newState===state){resolve(_this)}else if(!isValidTransition(_this._reachableStates,newState,state)){reject(createUnreachableError(newState,state))}})};return StateMachine}(EventEmitter);function isValidTransition(graph,from,to){return graph.get(from).has(to)}function makeLock(name){var lock=util.defer();lock.name=name;lock.depth=0;return lock}function reachable(graph){return Array.from(graph.keys()).reduce(function(newGraph,from){return newGraph.set(from,reachableFrom(graph,from))},new Map)}function reachableFrom(graph,from,to){to=to||new Set;graph.get(from).forEach(function(node){if(!to.has(node)){to.add(node);reachableFrom(graph,node,to).forEach(to.add,to)}});return to}function transformStates(states){var newStates=new Map;for(var key in states){newStates.set(key,new Set(states[key]))}return newStates}function createUnreachableError(here,there){return new Error('"'+there+'" cannot be reached from "'+here+'"')}module.exports=StateMachine},{"./util":126,events:179}],85:[function(require,module,exports){"use strict";function average(xs){xs=xs.filter(function(x){return typeof x==="number"});return xs.length<1?undefined:xs.reduce(function(y,x){return x+y})/xs.length}module.exports=average},{}],86:[function(require,module,exports){"use strict";var IceReport=function(){function IceReport(send,recv,availableSend,rtt){Object.defineProperties(this,{availableSend:{enumerable:true,value:availableSend},recv:{enumerable:true,value:recv},rtt:{enumerable:true,value:rtt},send:{enumerable:true,value:send}})}IceReport.of=function(olderStats,newerStats){var secondsElapsed=(newerStats.timestamp-olderStats.timestamp)/1e3;var deltaBytesSent=newerStats.bytesSent-olderStats.bytesSent;var deltaBytesReceived=newerStats.bytesReceived-olderStats.bytesReceived;var send=secondsElapsed>0?deltaBytesSent/secondsElapsed*8:0;var recv=secondsElapsed>0?deltaBytesReceived/secondsElapsed*8:0;var availableSend=newerStats.availableOutgoingBitrate,rtt=newerStats.currentRoundTripTime;return new IceReport(send,recv,availableSend,rtt)};return IceReport}();module.exports=IceReport},{}],87:[function(require,module,exports){"use strict";var IceReport=require("./icereport");var IceReportFactory=function(){function IceReportFactory(){Object.defineProperties(this,{lastReport:{enumerable:true,value:new IceReport(0,0),writable:true},lastStats:{enumerable:true,value:null,writable:true}})}IceReportFactory.prototype.next=function(newerStats){var olderStats=this.lastStats;this.lastStats=newerStats;if(olderStats){var report=olderStats.id===newerStats.id?IceReport.of(olderStats,newerStats):new IceReport(0,0);this.lastReport=report}return this.lastReport};return IceReportFactory}();module.exports=IceReportFactory},{"./icereport":86}],88:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var LocalTrackStats=require("./localtrackstats");var LocalAudioTrackStats=function(_super){__extends(LocalAudioTrackStats,_super);function LocalAudioTrackStats(trackId,statsReport,prepareForInsights){var _this=_super.call(this,trackId,statsReport,prepareForInsights)||this;Object.defineProperties(_this,{audioLevel:{value:typeof statsReport.audioInputLevel==="number"?statsReport.audioInputLevel:null,enumerable:true},jitter:{value:typeof statsReport.jitter==="number"?statsReport.jitter:null,enumerable:true}});return _this}return LocalAudioTrackStats}(LocalTrackStats);module.exports=LocalAudioTrackStats},{"./localtrackstats":89}],89:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var TrackStats=require("./trackstats");var LocalTrackStats=function(_super){__extends(LocalTrackStats,_super);function LocalTrackStats(trackId,statsReport,prepareForInsights){var _this=_super.call(this,trackId,statsReport)||this;Object.defineProperties(_this,{bytesSent:{value:typeof statsReport.bytesSent==="number"?statsReport.bytesSent:prepareForInsights?0:null,enumerable:true},packetsSent:{value:typeof statsReport.packetsSent==="number"?statsReport.packetsSent:prepareForInsights?0:null,enumerable:true},roundTripTime:{value:typeof statsReport.roundTripTime==="number"?statsReport.roundTripTime:prepareForInsights?0:null,enumerable:true}});return _this}return LocalTrackStats}(TrackStats);module.exports=LocalTrackStats},{"./trackstats":114}],90:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var LocalTrackStats=require("./localtrackstats");var LocalVideoTrackStats=function(_super){__extends(LocalVideoTrackStats,_super);function LocalVideoTrackStats(trackId,statsReport,prepareForInsights){var _this=_super.call(this,trackId,statsReport,prepareForInsights)||this;var captureDimensions=null;if(typeof statsReport.frameWidthInput==="number"&&typeof statsReport.frameHeightInput==="number"){captureDimensions={};Object.defineProperties(captureDimensions,{width:{value:statsReport.frameWidthInput,enumerable:true},height:{value:statsReport.frameHeightInput,enumerable:true}})}var dimensions=null;if(typeof statsReport.frameWidthSent==="number"&&typeof statsReport.frameHeightSent==="number"){dimensions={};Object.defineProperties(dimensions,{width:{value:statsReport.frameWidthSent,enumerable:true},height:{value:statsReport.frameHeightSent,enumerable:true}})}Object.defineProperties(_this,{captureDimensions:{value:captureDimensions,enumerable:true},dimensions:{value:dimensions,enumerable:true},captureFrameRate:{value:typeof statsReport.frameRateInput==="number"?statsReport.frameRateInput:null,enumerable:true},frameRate:{value:typeof statsReport.frameRateSent==="number"?statsReport.frameRateSent:null,enumerable:true}});return _this}return LocalVideoTrackStats}(LocalTrackStats);module.exports=LocalVideoTrackStats},{"./localtrackstats":89}],91:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var NetworkQualityMediaStats=require("./networkqualitymediastats");var NetworkQualityAudioStats=function(_super){__extends(NetworkQualityAudioStats,_super);function NetworkQualityAudioStats(mediaLevels){return _super.call(this,mediaLevels)||this}return NetworkQualityAudioStats}(NetworkQualityMediaStats);module.exports=NetworkQualityAudioStats},{"./networkqualitymediastats":95}],92:[function(require,module,exports){"use strict";var NetworkQualityBandwidthStats=function(){function NetworkQualityBandwidthStats(_a){var _b=_a.actual,actual=_b===void 0?null:_b,_c=_a.available,available=_c===void 0?null:_c,_d=_a.level,level=_d===void 0?null:_d;Object.defineProperties(this,{actual:{value:actual,enumerable:true},available:{value:available,enumerable:true},level:{value:level,enumerable:true}})}return NetworkQualityBandwidthStats}();module.exports=NetworkQualityBandwidthStats},{}],93:[function(require,module,exports){"use strict";var NetworkQualityFractionLostStats=function(){function NetworkQualityFractionLostStats(_a){var _b=_a.fractionLost,fractionLost=_b===void 0?null:_b,_c=_a.level,level=_c===void 0?null:_c;Object.defineProperties(this,{fractionLost:{value:fractionLost,enumerable:true},level:{value:level,enumerable:true}})}return NetworkQualityFractionLostStats}();module.exports=NetworkQualityFractionLostStats},{}],94:[function(require,module,exports){"use strict";var NetworkQualityLatencyStats=function(){function NetworkQualityLatencyStats(_a){var _b=_a.jitter,jitter=_b===void 0?null:_b,_c=_a.rtt,rtt=_c===void 0?null:_c,_d=_a.level,level=_d===void 0?null:_d;Object.defineProperties(this,{jitter:{value:jitter,enumerable:true},rtt:{value:rtt,enumerable:true},level:{value:level,enumerable:true}})}return NetworkQualityLatencyStats}();module.exports=NetworkQualityLatencyStats},{}],95:[function(require,module,exports){"use strict";var NetworkQualitySendStats=require("./networkqualitysendstats");var NetworkQualityRecvStats=require("./networkqualityrecvstats");var NetworkQualityMediaStats=function(){function NetworkQualityMediaStats(_a){var send=_a.send,recv=_a.recv,_b=_a.sendStats,sendStats=_b===void 0?null:_b,_c=_a.recvStats,recvStats=_c===void 0?null:_c;Object.defineProperties(this,{send:{value:send,enumerable:true},recv:{value:recv,enumerable:true},sendStats:{value:sendStats?new NetworkQualitySendStats(sendStats):null,enumerable:true},recvStats:{value:recvStats?new NetworkQualityRecvStats(recvStats):null,enumerable:true}})}return NetworkQualityMediaStats}();module.exports=NetworkQualityMediaStats},{"./networkqualityrecvstats":96,"./networkqualitysendstats":98}],96:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var NetworkQualitySendOrRecvStats=require("./networkqualitysendorrecvstats");var NetworkQualityRecvStats=function(_super){__extends(NetworkQualityRecvStats,_super);function NetworkQualityRecvStats(sendOrRecvStats){return _super.call(this,sendOrRecvStats)||this}return NetworkQualityRecvStats}(NetworkQualitySendOrRecvStats);module.exports=NetworkQualityRecvStats},{"./networkqualitysendorrecvstats":97}],97:[function(require,module,exports){"use strict";var NetworkQualityBandwidthStats=require("./networkqualitybandwidthstats");var NetworkQualityFractionLostStats=require("./networkqualityfractionloststats");var NetworkQualityLatencyStats=require("./networkqualitylatencystats");var NetworkQualitySendOrRecvStats=function(){function NetworkQualitySendOrRecvStats(_a){var _b=_a.bandwidth,bandwidth=_b===void 0?null:_b,_c=_a.fractionLost,fractionLost=_c===void 0?null:_c,_d=_a.latency,latency=_d===void 0?null:_d;Object.defineProperties(this,{bandwidth:{value:bandwidth?new NetworkQualityBandwidthStats(bandwidth):null,enumerable:true},fractionLost:{value:fractionLost?new NetworkQualityFractionLostStats(fractionLost):null,enumerable:true},latency:{value:latency?new NetworkQualityLatencyStats(latency):null,enumerable:true}})}return NetworkQualitySendOrRecvStats}();module.exports=NetworkQualitySendOrRecvStats},{"./networkqualitybandwidthstats":92,"./networkqualityfractionloststats":93,"./networkqualitylatencystats":94}],98:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var NetworkQualitySendOrRecvStats=require("./networkqualitysendorrecvstats");var NetworkQualitySendStats=function(_super){__extends(NetworkQualitySendStats,_super);function NetworkQualitySendStats(sendOrRecvStats){return _super.call(this,sendOrRecvStats)||this}return NetworkQualitySendStats}(NetworkQualitySendOrRecvStats);module.exports=NetworkQualitySendStats},{"./networkqualitysendorrecvstats":97}],99:[function(require,module,exports){"use strict";var NetworkQualityAudioStats=require("./networkqualityaudiostats");var NetworkQualityVideoStats=require("./networkqualityvideostats");var NetworkQualityStats=function(){function NetworkQualityStats(_a){var level=_a.level,audio=_a.audio,video=_a.video;Object.defineProperties(this,{level:{value:level,enumerable:true},audio:{value:audio?new NetworkQualityAudioStats(audio):null,enumerable:true},video:{value:video?new NetworkQualityVideoStats(video):null,enumerable:true}})}return NetworkQualityStats}();module.exports=NetworkQualityStats},{"./networkqualityaudiostats":91,"./networkqualityvideostats":100}],100:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var NetworkQualityMediaStats=require("./networkqualitymediastats");var NetworkQualityVideoStats=function(_super){__extends(NetworkQualityVideoStats,_super);function NetworkQualityVideoStats(mediaLevels){return _super.call(this,mediaLevels)||this}return NetworkQualityVideoStats}(NetworkQualityMediaStats);module.exports=NetworkQualityVideoStats},{"./networkqualitymediastats":95}],101:[function(require,module,exports){"use strict";var ReceiverReport=require("./receiverreport");var SenderReport=require("./senderreport");var PeerConnectionReport=function(){function PeerConnectionReport(ice,audio,video){Object.defineProperties(this,{ice:{enumerable:true,value:ice},audio:{enumerable:true,value:audio},video:{enumerable:true,value:video}})}PeerConnectionReport.prototype.summarize=function(){var senderReports=this.audio.send.concat(this.video.send);var send=SenderReport.summarize(senderReports);var receiverReports=this.audio.recv.concat(this.video.recv);var recv=ReceiverReport.summarize(receiverReports);return{ice:this.ice,send:send,recv:recv,audio:{send:SenderReport.summarize(this.audio.send),recv:ReceiverReport.summarize(this.audio.recv)},video:{send:SenderReport.summarize(this.video.send),recv:ReceiverReport.summarize(this.video.recv)}}};return PeerConnectionReport}();module.exports=PeerConnectionReport},{"./receiverreport":103,"./senderreport":110}],102:[function(require,module,exports){"use strict";var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var __values=this&&this.__values||function(o){var s=typeof Symbol==="function"&&Symbol.iterator,m=s&&o[s],i=0;if(m)return m.call(o);if(o&&typeof o.length==="number")return{next:function(){if(o&&i>=o.length)o=void 0;return{value:o&&o[i++],done:!o}}};throw new TypeError(s?"Object is not iterable.":"Symbol.iterator is not defined.")};var guessBrowser=require("@twilio/webrtc/lib/util").guessBrowser;var IceReportFactory=require("./icereportfactory");var PeerConnectionReport=require("./peerconnectionreport");var ReceiverReportFactory=require("./receiverreportfactory");var SenderReportFactory=require("./senderreportfactory");var PeerConnectionReportFactory=function(){function PeerConnectionReportFactory(pc){Object.defineProperties(this,{pc:{enumerable:true,value:pc},ice:{enumerable:true,value:new IceReportFactory},audio:{enumerable:true,value:{send:new Map,recv:new Map}},video:{enumerable:true,value:{send:new Map,recv:new Map}},lastReport:{enumerable:true,value:null,writable:true}})}PeerConnectionReportFactory.prototype.next=function(){var _this=this;var updatePromise=guessBrowser()==="firefox"?updateFirefox(this):updateChrome(this);return updatePromise.then(function(){var audioSenderReportFactories=__spreadArray([],__read(_this.audio.send.values()));var videoSenderReportFactories=__spreadArray([],__read(_this.video.send.values()));var audioReceiverReportFactories=__spreadArray([],__read(_this.audio.recv.values()));var videoReceiverReportFactories=__spreadArray([],__read(_this.video.recv.values()));var report=new PeerConnectionReport(_this.ice.lastReport,{send:audioSenderReportFactories.map(function(factory){return factory.lastReport}).filter(function(report){return report}),recv:audioReceiverReportFactories.map(function(factory){return factory.lastReport}).filter(function(report){return report})},{send:videoSenderReportFactories.map(function(factory){return factory.lastReport}).filter(function(report){return report}),recv:videoReceiverReportFactories.map(function(factory){return factory.lastReport}).filter(function(report){return report})});_this.lastReport=report;return report})};return PeerConnectionReportFactory}();function getSenderOrReceiverReports(sendersOrReceivers){return Promise.all(sendersOrReceivers.map(function(senderOrReceiver){var trackId=senderOrReceiver.track.id;return senderOrReceiver.getStats().then(function(report){var e_1,_a;try{for(var _b=__values(report.values()),_c=_b.next();!_c.done;_c=_b.next()){var stats=_c.value;if(stats.type==="inbound-rtp"){stats.id=trackId+"-"+stats.id}}}catch(e_1_1){e_1={error:e_1_1}
}finally{try{if(_c&&!_c.done&&(_a=_b.return))_a.call(_b)}finally{if(e_1)throw e_1.error}}return[trackId,report]})})).then(function(pairs){return new Map(pairs)})}function getOrCreateSenderOrReceiverReportFactory(SenderOrReceiverReportFactory,sendersOrReceiversByMediaType,report,stats,trackId){var sendersOrReceivers=sendersOrReceiversByMediaType[stats.mediaType];if(!trackId){var trackStats=report.get(stats.trackId);if(trackStats){trackId=trackStats.trackIdentifier}}if(sendersOrReceivers&&trackId){if(sendersOrReceivers.has(stats.id)){return sendersOrReceivers.get(stats.id)}var senderOrReceiverFactory=new SenderOrReceiverReportFactory(trackId,stats);sendersOrReceivers.set(stats.id,senderOrReceiverFactory)}return null}function getSenderReportFactoriesByMediaType(factory){return{audio:factory.audio.send,video:factory.video.send}}function getReceiverReportFactoriesByMediaType(factory){return{audio:factory.audio.recv,video:factory.video.recv}}function getOrCreateSenderReportFactory(factory,report,stats,trackId){return getOrCreateSenderOrReceiverReportFactory(SenderReportFactory,getSenderReportFactoriesByMediaType(factory),report,stats,trackId)}function getOrCreateReceiverReportFactory(factory,report,stats,trackId){return getOrCreateSenderOrReceiverReportFactory(ReceiverReportFactory,getReceiverReportFactoriesByMediaType(factory),report,stats,trackId)}function getSenderReportFactoryIdsByMediaType(factory){return{audio:new Set(factory.audio.send.keys()),video:new Set(factory.video.send.keys())}}function getReceiverReportFactoryIdsByMediaType(factory){return{audio:new Set(factory.audio.recv.keys()),video:new Set(factory.video.recv.keys())}}function updateSenderReports(factory,report,senderReportFactoryIdsToDeleteByMediaType,trackId){var e_2,_a;try{for(var _b=__values(report.values()),_c=_b.next();!_c.done;_c=_b.next()){var stats=_c.value;if(stats.type==="outbound-rtp"&&!stats.isRemote){if(guessBrowser()!=="firefox"&&!stats.trackId){continue}var senderReportFactoryIdsToDelete=senderReportFactoryIdsToDeleteByMediaType[stats.mediaType];if(senderReportFactoryIdsToDelete){senderReportFactoryIdsToDelete.delete(stats.id)}var senderReportFactory=getOrCreateSenderReportFactory(factory,report,stats,trackId);if(senderReportFactory){var remoteInboundStats=report.get(stats.remoteId);senderReportFactory.next(trackId||senderReportFactory.trackId,stats,remoteInboundStats)}}}}catch(e_2_1){e_2={error:e_2_1}}finally{try{if(_c&&!_c.done&&(_a=_b.return))_a.call(_b)}finally{if(e_2)throw e_2.error}}}function updateReceiverReports(factory,report,receiverReportFactoryIdsToDeleteByMediaType,trackId){var e_3,_a;try{for(var _b=__values(report.values()),_c=_b.next();!_c.done;_c=_b.next()){var stats=_c.value;if(stats.type==="inbound-rtp"&&!stats.isRemote){var receiverReportFactoryIdsToDelete=receiverReportFactoryIdsToDeleteByMediaType[stats.mediaType];if(receiverReportFactoryIdsToDelete){receiverReportFactoryIdsToDelete.delete(stats.id)}var receiverReportFactory=getOrCreateReceiverReportFactory(factory,report,stats,trackId);if(receiverReportFactory){receiverReportFactory.next(trackId||receiverReportFactory.trackId,stats)}}}}catch(e_3_1){e_3={error:e_3_1}}finally{try{if(_c&&!_c.done&&(_a=_b.return))_a.call(_b)}finally{if(e_3)throw e_3.error}}}function deleteSenderOrReceiverReportFactories(senderOrReceiverReportFactoriesByMediaType,senderOrReceiverReportFactoryIdsByMediaType){var _loop_1=function(mediaType){var senderOrReceiverReportFactories=senderOrReceiverReportFactoriesByMediaType[mediaType];var senderOrReceiverReportFactoryIds=senderOrReceiverReportFactoryIdsByMediaType[mediaType];senderOrReceiverReportFactoryIds.forEach(function(senderOrReceiverReportFactoryId){return senderOrReceiverReportFactories.delete(senderOrReceiverReportFactoryId)})};for(var mediaType in senderOrReceiverReportFactoryIdsByMediaType){_loop_1(mediaType)}}function updateIceReport(ice,report){var e_4,_a,e_5,_b;var selectedCandidatePair;try{for(var _c=__values(report.values()),_d=_c.next();!_d.done;_d=_c.next()){var stats=_d.value;if(stats.type==="transport"){selectedCandidatePair=report.get(stats.selectedCandidatePairId)}}}catch(e_4_1){e_4={error:e_4_1}}finally{try{if(_d&&!_d.done&&(_a=_c.return))_a.call(_c)}finally{if(e_4)throw e_4.error}}if(selectedCandidatePair){ice.next(selectedCandidatePair);return}try{for(var _e=__values(report.values()),_f=_e.next();!_f.done;_f=_e.next()){var stats=_f.value;if(stats.type==="candidate-pair"&&stats.nominated&&("selected"in stats?stats.selected:true)){ice.next(stats)}}}catch(e_5_1){e_5={error:e_5_1}}finally{try{if(_f&&!_f.done&&(_b=_e.return))_b.call(_e)}finally{if(e_5)throw e_5.error}}}function updateFirefox(factory){var senders=factory.pc.getTransceivers().filter(function(transceiver){return transceiver.currentDirection&&transceiver.currentDirection.match(/send/)&&transceiver.sender.track}).map(function(transceiver){return transceiver.sender});var receivers=factory.pc.getTransceivers().filter(function(transceiver){return transceiver.currentDirection&&transceiver.currentDirection.match(/recv/)}).map(function(transceiver){return transceiver.receiver});return Promise.all([getSenderOrReceiverReports(senders),getSenderOrReceiverReports(receivers),factory.pc.getStats()]).then(function(_a){var _b=__read(_a,3),senderReports=_b[0],receiverReports=_b[1],pcReport=_b[2];var senderReportFactoriesByMediaType=getSenderReportFactoriesByMediaType(factory);var senderReportFactoryIdsToDeleteByMediaType=getSenderReportFactoryIdsByMediaType(factory);senderReports.forEach(function(report,trackId){return updateSenderReports(factory,report,senderReportFactoryIdsToDeleteByMediaType,trackId)});deleteSenderOrReceiverReportFactories(senderReportFactoriesByMediaType,senderReportFactoryIdsToDeleteByMediaType);var receiverReportFactoriesByMediaType=getReceiverReportFactoriesByMediaType(factory);var receiverReportFactoryIdsToDeleteByMediaType=getReceiverReportFactoryIdsByMediaType(factory);receiverReports.forEach(function(report,trackId){return updateReceiverReports(factory,report,receiverReportFactoryIdsToDeleteByMediaType,trackId)});deleteSenderOrReceiverReportFactories(receiverReportFactoriesByMediaType,receiverReportFactoryIdsToDeleteByMediaType);updateIceReport(factory.ice,pcReport)})}function updateChrome(factory){return factory.pc.getStats().then(function(report){var senderReportFactoriesByMediaType=getSenderReportFactoriesByMediaType(factory);var senderReportFactoryIdsToDeleteByMediaType=getSenderReportFactoryIdsByMediaType(factory);updateSenderReports(factory,report,senderReportFactoryIdsToDeleteByMediaType);deleteSenderOrReceiverReportFactories(senderReportFactoriesByMediaType,senderReportFactoryIdsToDeleteByMediaType);var receiverReportFactoriesByMediaType=getReceiverReportFactoriesByMediaType(factory);var receiverReportFactoryIdsToDeleteByMediaType=getReceiverReportFactoryIdsByMediaType(factory);updateReceiverReports(factory,report,receiverReportFactoryIdsToDeleteByMediaType);deleteSenderOrReceiverReportFactories(receiverReportFactoriesByMediaType,receiverReportFactoryIdsToDeleteByMediaType);updateIceReport(factory.ice,report)})}module.exports=PeerConnectionReportFactory},{"./icereportfactory":87,"./peerconnectionreport":101,"./receiverreportfactory":104,"./senderreportfactory":111,"@twilio/webrtc/lib/util":165}],103:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var average=require("./average");var SenderOrReceiverReport=require("./senderorreceiverreport");var sum=require("./sum");var ReceiverReport=function(_super){__extends(ReceiverReport,_super);function ReceiverReport(id,trackId,bitrate,deltaPacketsLost,deltaPacketsReceived,fractionLost,jitter){var _this=_super.call(this,id,trackId,bitrate)||this;var phonyFractionLost=deltaPacketsReceived>0?deltaPacketsLost/deltaPacketsReceived:0;Object.defineProperties(_this,{deltaPacketsLost:{enumerable:true,value:deltaPacketsLost},deltaPacketsReceived:{enumerable:true,value:deltaPacketsReceived},fractionLost:{enumerable:true,value:fractionLost},jitter:{enumerable:true,value:jitter},phonyFractionLost:{enumerable:true,value:phonyFractionLost}});return _this}ReceiverReport.of=function(trackId,olderStats,newerStats){if(olderStats.id!==newerStats.id){throw new Error("RTCStats IDs must match")}var secondsElapsed=(newerStats.timestamp-olderStats.timestamp)/1e3;var deltaBytesReceived=newerStats.bytesReceived-olderStats.bytesReceived;var bitrate=secondsElapsed>0?deltaBytesReceived/secondsElapsed*8:0;var deltaPacketsLost=Math.max(newerStats.packetsLost-olderStats.packetsLost,0);var deltaPacketsReceived=newerStats.packetsReceived-olderStats.packetsReceived;var fractionLost=newerStats.fractionLost,jitter=newerStats.jitter;return new ReceiverReport(olderStats.id,trackId,bitrate,deltaPacketsLost,deltaPacketsReceived,fractionLost,jitter)};ReceiverReport.summarize=function(reports){var summaries=reports.map(function(report){return report.summarize()});var bitrate=sum(summaries.map(function(summary){return summary.bitrate}));var fractionLost=average(summaries.map(function(summary){return summary.fractionLost}));var jitter=average(summaries.map(function(summary){return summary.jitter}));return{bitrate:bitrate,fractionLost:fractionLost,jitter:jitter}};ReceiverReport.prototype.summarize=function(){return{bitrate:this.bitrate,fractionLost:typeof this.fractionLost==="number"?this.fractionLost:this.phonyFractionLost,jitter:this.jitter}};return ReceiverReport}(SenderOrReceiverReport);module.exports=ReceiverReport},{"./average":85,"./senderorreceiverreport":108,"./sum":113}],104:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var ReceiverReport=require("./receiverreport");var SenderOrReceiverReportFactory=require("./senderorreceiverreportfactory");var ReceiverReportFactory=function(_super){__extends(ReceiverReportFactory,_super);function ReceiverReportFactory(trackId,initialStats){var _this=_super.call(this,initialStats.id,trackId,initialStats)||this;Object.defineProperties(_this,{lastReport:{enumerable:true,value:null,writable:true}});return _this}ReceiverReportFactory.prototype.next=function(trackId,newerStats){var olderStats=this.lastStats;this.lastStats=newerStats;this.trackId=trackId;var report=ReceiverReport.of(trackId,olderStats,newerStats);this.lastReport=report;return report};return ReceiverReportFactory}(SenderOrReceiverReportFactory);module.exports=ReceiverReportFactory},{"./receiverreport":103,"./senderorreceiverreportfactory":109}],105:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var RemoteTrackStats=require("./remotetrackstats");var RemoteAudioTrackStats=function(_super){__extends(RemoteAudioTrackStats,_super);function RemoteAudioTrackStats(trackId,statsReport){var _this=_super.call(this,trackId,statsReport)||this;Object.defineProperties(_this,{audioLevel:{value:typeof statsReport.audioOutputLevel==="number"?statsReport.audioOutputLevel:null,enumerable:true},jitter:{value:typeof statsReport.jitter==="number"?statsReport.jitter:null,enumerable:true}});return _this}return RemoteAudioTrackStats}(RemoteTrackStats);module.exports=RemoteAudioTrackStats},{"./remotetrackstats":106}],106:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var TrackStats=require("./trackstats");var RemoteTrackStats=function(_super){__extends(RemoteTrackStats,_super);function RemoteTrackStats(trackId,statsReport){var _this=_super.call(this,trackId,statsReport)||this;Object.defineProperties(_this,{bytesReceived:{value:typeof statsReport.bytesReceived==="number"?statsReport.bytesReceived:null,enumerable:true},packetsReceived:{value:typeof statsReport.packetsReceived==="number"?statsReport.packetsReceived:null,enumerable:true}});return _this}return RemoteTrackStats}(TrackStats);module.exports=RemoteTrackStats},{"./trackstats":114}],107:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var RemoteTrackStats=require("./remotetrackstats");var RemoteVideoTrackStats=function(_super){__extends(RemoteVideoTrackStats,_super);function RemoteVideoTrackStats(trackId,statsReport){var _this=_super.call(this,trackId,statsReport)||this;var dimensions=null;if(typeof statsReport.frameWidthReceived==="number"&&typeof statsReport.frameHeightReceived==="number"){dimensions={};Object.defineProperties(dimensions,{width:{value:statsReport.frameWidthReceived,enumerable:true},height:{value:statsReport.frameHeightReceived,enumerable:true}})}Object.defineProperties(_this,{dimensions:{value:dimensions,enumerable:true},frameRate:{value:typeof statsReport.frameRateReceived==="number"?statsReport.frameRateReceived:null,enumerable:true}});return _this}return RemoteVideoTrackStats}(RemoteTrackStats);module.exports=RemoteVideoTrackStats},{"./remotetrackstats":106}],108:[function(require,module,exports){"use strict";var SenderOrReceiverReport=function(){function SenderOrReceiverReport(id,trackId,bitrate){Object.defineProperties(this,{id:{enumerable:true,value:id},trackId:{enumerable:true,value:trackId},bitrate:{enumerable:true,value:bitrate}})}return SenderOrReceiverReport}();module.exports=SenderOrReceiverReport},{}],109:[function(require,module,exports){"use strict";var SenderOrReceiverReportFactory=function(){function SenderOrReceiverReportFactory(id,trackId,initialStats){Object.defineProperties(this,{id:{enumerable:true,value:id,writable:true},trackId:{enumerable:true,value:trackId,writable:true},lastStats:{enumerable:true,value:initialStats,writable:true}})}return SenderOrReceiverReportFactory}();module.exports=SenderOrReceiverReportFactory},{}],110:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var average=require("./average");var SenderOrReceiverReport=require("./senderorreceiverreport");var sum=require("./sum");var SenderReport=function(_super){__extends(SenderReport,_super);function SenderReport(id,trackId,bitrate,rtt){var _this=_super.call(this,id,trackId,bitrate)||this;Object.defineProperties(_this,{rtt:{enumerable:true,value:rtt}});return _this}SenderReport.of=function(trackId,olderStats,newerStats,newerRemoteStats){if(olderStats.id!==newerStats.id){throw new Error("RTCStats IDs must match")}var secondsElapsed=(newerStats.timestamp-olderStats.timestamp)/1e3;var deltaBytesSent=newerStats.bytesSent-olderStats.bytesSent;var bitrate=secondsElapsed>0?deltaBytesSent/secondsElapsed*8:0;var rtt=newerRemoteStats&&typeof newerRemoteStats.roundTripTime==="number"?newerRemoteStats.roundTripTime/1e3:undefined;return new SenderReport(olderStats.id,trackId,bitrate,rtt)};SenderReport.summarize=function(reports){var bitrate=sum(reports.map(function(report){return report.bitrate}));var rtt=average(reports.map(function(report){return report.rtt}));return{bitrate:bitrate,rtt:rtt}};return SenderReport}(SenderOrReceiverReport);module.exports=SenderReport},{"./average":85,"./senderorreceiverreport":108,"./sum":113}],111:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var SenderOrReceiverReportFactory=require("./senderorreceiverreportfactory");var SenderReport=require("./senderreport");var SenderReportFactory=function(_super){__extends(SenderReportFactory,_super);function SenderReportFactory(trackId,initialStats){var _this=_super.call(this,initialStats.id,trackId,initialStats)||this;Object.defineProperties(_this,{lastReport:{enumerable:true,value:null,writable:true}});return _this}SenderReportFactory.prototype.next=function(trackId,newerStats,newerRemoteStats){var olderStats=this.lastStats;this.lastStats=newerStats;this.trackId=trackId;var report=SenderReport.of(trackId,olderStats,newerStats,newerRemoteStats);this.lastReport=report;return report};return SenderReportFactory}(SenderOrReceiverReportFactory);module.exports=SenderReportFactory},{"./senderorreceiverreportfactory":109,"./senderreport":110}],112:[function(require,module,exports){"use strict";var LocalAudioTrackStats=require("./localaudiotrackstats");var LocalVideoTrackStats=require("./localvideotrackstats");var RemoteAudioTrackStats=require("./remoteaudiotrackstats");var RemoteVideoTrackStats=require("./remotevideotrackstats");var StatsReport=function(){function StatsReport(peerConnectionId,statsResponse,prepareForInsights){if(typeof peerConnectionId!=="string"){throw new Error("RTCPeerConnection id must be a string")}Object.defineProperties(this,{peerConnectionId:{value:peerConnectionId,enumerable:true},localAudioTrackStats:{value:statsResponse.localAudioTrackStats.map(function(report){return new LocalAudioTrackStats(report.trackId,report,prepareForInsights)}),enumerable:true},localVideoTrackStats:{value:statsResponse.localVideoTrackStats.map(function(report){return new LocalVideoTrackStats(report.trackId,report,prepareForInsights)}),enumerable:true},remoteAudioTrackStats:{value:statsResponse.remoteAudioTrackStats.map(function(report){return new RemoteAudioTrackStats(report.trackId,report)}),enumerable:true},remoteVideoTrackStats:{value:statsResponse.remoteVideoTrackStats.map(function(report){return new RemoteVideoTrackStats(report.trackId,report)}),enumerable:true}})}return StatsReport}();module.exports=StatsReport},{"./localaudiotrackstats":88,"./localvideotrackstats":90,"./remoteaudiotrackstats":105,"./remotevideotrackstats":107}],113:[function(require,module,exports){"use strict";function sum(xs){return xs.reduce(function(y,x){return typeof x==="number"?x+y:y},0)}module.exports=sum},{}],114:[function(require,module,exports){"use strict";var TrackStats=function(){function TrackStats(trackId,statsReport){if(typeof trackId!=="string"){throw new Error("Track id must be a string")}Object.defineProperties(this,{trackId:{value:trackId,enumerable:true},trackSid:{value:statsReport.trackSid,enumerable:true},timestamp:{value:statsReport.timestamp,enumerable:true},ssrc:{value:statsReport.ssrc,enumerable:true},packetsLost:{value:typeof statsReport.packetsLost==="number"?statsReport.packetsLost:null,enumerable:true},codec:{value:typeof statsReport.codecName==="string"?statsReport.codecName:null,enumerable:true}})}return TrackStats}();module.exports=TrackStats},{}],115:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var EventEmitter=require("events").EventEmitter;var TrackTransceiver=function(_super){__extends(TrackTransceiver,_super);function TrackTransceiver(id,kind){var _this=_super.call(this)||this;Object.defineProperties(_this,{id:{enumerable:true,value:id},kind:{enumerable:true,value:kind}});return _this}TrackTransceiver.prototype.stop=function(){this.emit("stopped")};return TrackTransceiver}(EventEmitter);module.exports=TrackTransceiver},{events:179}],116:[function(require,module,exports){(function(global){(function(){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var StateMachine=require("./statemachine");var _a=require("./util"),buildLogLevels=_a.buildLogLevels,makeUUID=_a.makeUUID;var Log=require("./util/log");var NetworkMonitor=require("./util/networkmonitor");var Timeout=require("./util/timeout");var nInstances=0;var states={closed:[],connecting:["closed","open","waiting"],early:["closed","connecting"],open:["closed"],waiting:["closed","connecting","early","open"]};var events={closed:"close",open:"open",waiting:"waiting"};var TCMP_VERSION=2;var DEFAULT_MAX_CONSECUTIVE_MISSED_HEARTBEATS=3;var DEFAULT_MAX_CONSECUTIVE_FAILED_HELLOS=3;var DEFAULT_MAX_REQUESTED_HEARTBEAT_TIMEOUT=5e3;var DEFAULT_OPEN_TIMEOUT=15e3;var DEFAULT_WELCOME_TIMEOUT=5e3;var OUTGOING_HEARTBEAT_OFFSET=200;var WS_CLOSE_NORMAL=1e3;var WS_CLOSE_WELCOME_TIMEOUT=3e3;var WS_CLOSE_HEARTBEATS_MISSED=3001;var WS_CLOSE_HELLO_FAILED=3002;var WS_CLOSE_SEND_FAILED=3003;var WS_CLOSE_NETWORK_CHANGED=3004;var WS_CLOSE_BUSY_WAIT=3005;var WS_CLOSE_SERVER_BUSY=3006;var WS_CLOSE_OPEN_TIMEOUT=3007;var toplevel=global.window||global;var WebSocket=toplevel.WebSocket?toplevel.WebSocket:require("ws");var CloseReason={BUSY:"busy",FAILED:"failed",LOCAL:"local",REMOTE:"remote",TIMEOUT:"timeout"};var wsCloseCodesToCloseReasons=new Map([[WS_CLOSE_WELCOME_TIMEOUT,CloseReason.TIMEOUT],[WS_CLOSE_HEARTBEATS_MISSED,CloseReason.TIMEOUT],[WS_CLOSE_HELLO_FAILED,CloseReason.FAILED],[WS_CLOSE_SEND_FAILED,CloseReason.FAILED],[WS_CLOSE_NETWORK_CHANGED,CloseReason.TIMEOUT],[WS_CLOSE_SERVER_BUSY,CloseReason.BUSY],[WS_CLOSE_OPEN_TIMEOUT,CloseReason.TIMEOUT]]);var TwilioConnection=function(_super){__extends(TwilioConnection,_super);function TwilioConnection(serverUrl,options){var _this=_super.call(this,"early",states)||this;options=Object.assign({helloBody:null,maxConsecutiveFailedHellos:DEFAULT_MAX_CONSECUTIVE_FAILED_HELLOS,maxConsecutiveMissedHeartbeats:DEFAULT_MAX_CONSECUTIVE_MISSED_HEARTBEATS,requestedHeartbeatTimeout:DEFAULT_MAX_REQUESTED_HEARTBEAT_TIMEOUT,openTimeout:DEFAULT_OPEN_TIMEOUT,welcomeTimeout:DEFAULT_WELCOME_TIMEOUT,Log:Log,WebSocket:WebSocket},options);var logLevels=buildLogLevels(options.logLevel);var log=new options.Log("default",_this,logLevels,options.loggerName);var networkMonitor=options.networkMonitor?new NetworkMonitor(function(){var type=networkMonitor.type;var reason="Network changed"+(type?" to "+type:"");log.debug(reason);_this._close({code:WS_CLOSE_NETWORK_CHANGED,reason:reason})}):null;Object.defineProperties(_this,{_busyWaitTimeout:{value:null,writable:true},_consecutiveHeartbeatsMissed:{value:0,writable:true},_cookie:{value:null,writable:true},_eventObserver:{value:options.eventObserver},_heartbeatTimeout:{value:null,writable:true},_hellosLeft:{value:options.maxConsecutiveFailedHellos,writable:true},_instanceId:{value:++nInstances},_log:{value:log},_messageQueue:{value:[]},_networkMonitor:{value:networkMonitor},_options:{value:options},_openTimeout:{value:null,writable:true},_sendHeartbeatTimeout:{value:null,writable:true},_serverUrl:{value:serverUrl},_welcomeTimeout:{value:null,writable:true},_ws:{value:null,writable:true}});var eventsToLevels={connecting:"info",early:"info",open:"info",waiting:"warning",closed:"info"};_this.on("stateChanged",function(state){var args=[];for(var _i=1;_i<arguments.length;_i++){args[_i-1]=arguments[_i]}if(state in events){_this.emit.apply(_this,__spreadArray([events[state]],__read(args)))}var event={name:state,group:"signaling",level:eventsToLevels[_this.state]};if(state==="closed"){var _a=__read(args,1),reason=_a[0];event.payload={reason:reason};event.level=reason===CloseReason.LOCAL?"info":"error"}_this._eventObserver.emit("event",event)});_this._eventObserver.emit("event",{name:_this.state,group:"signaling",level:eventsToLevels[_this.state]});_this._connect();return _this}TwilioConnection.prototype.toString=function(){return"[TwilioConnection #"+this._instanceId+": "+this._ws.url+"]"};TwilioConnection.prototype._close=function(_a){var code=_a.code,reason=_a.reason;if(this.state==="closed"){return}if(this._openTimeout){this._openTimeout.clear()}if(this._welcomeTimeout){this._welcomeTimeout.clear()}if(this._heartbeatTimeout){this._heartbeatTimeout.clear()}if(this._sendHeartbeatTimeout){this._sendHeartbeatTimeout.clear()}if(this._networkMonitor){this._networkMonitor.stop()}if(this._busyWaitTimeout&&code!==WS_CLOSE_BUSY_WAIT){this._busyWaitTimeout.clear()}this._messageQueue.splice(0);var log=this._log;if(code===WS_CLOSE_NORMAL){log.debug("Closed");this.transition("closed",null,[CloseReason.LOCAL])}else{log.warn("Closed: "+code+" - "+reason);if(code!==WS_CLOSE_BUSY_WAIT){this.transition("closed",null,[wsCloseCodesToCloseReasons.get(code)||CloseReason.REMOTE])}}var readyState=this._ws.readyState;var WebSocket=this._options.WebSocket;if(readyState!==WebSocket.CLOSING&&readyState!==WebSocket.CLOSED){this._ws.close(code,reason)}};TwilioConnection.prototype._connect=function(){var _this=this;var log=this._log;if(this.state==="waiting"){this.transition("early")}else if(this.state!=="early"){log.warn('Unexpected state "'+this.state+'" for connecting to the'+" TCMP server.");return}this._ws=new this._options.WebSocket(this._serverUrl);var ws=this._ws;log.debug("Created a new WebSocket:",ws);ws.addEventListener("close",function(event){return _this._close(event)});var openTimeout=this._options.openTimeout;this._openTimeout=new Timeout(function(){var reason="Failed to open in "+openTimeout+" ms";_this._close({code:WS_CLOSE_OPEN_TIMEOUT,reason:reason})},openTimeout);ws.addEventListener("open",function(){log.debug("WebSocket opened:",ws);_this._openTimeout.clear();_this._startHandshake();if(_this._networkMonitor){_this._networkMonitor.start()}});ws.addEventListener("message",function(message){log.debug("Incoming: "+message.data);try{message=JSON.parse(message.data)}catch(error){_this.emit("error",error);return}switch(message.type){case"bad":_this._handleBad(message);break;case"busy":_this._handleBusy(message);break;case"bye":break;case"msg":_this._handleMessage(message);case"heartbeat":_this._handleHeartbeat();break;case"welcome":_this._handleWelcome(message);break;default:_this._log.debug("Unknown message type: "+message.type);_this.emit("error",new Error("Unknown message type: "+message.type));break}})};TwilioConnection.prototype._handleBad=function(_a){var reason=_a.reason;var log=this._log;if(!["connecting","open"].includes(this.state)){log.warn('Unexpected state "'+this.state+'" for handling a "bad" message'+" from the TCMP server.");return}if(this.state==="connecting"){log.warn("Closing: "+WS_CLOSE_HELLO_FAILED+" - "+reason);this._close({code:WS_CLOSE_HELLO_FAILED,reason:reason});return}log.debug("Error: "+reason);this.emit("error",new Error(reason))};TwilioConnection.prototype._handleBusy=function(_a){var _this=this;var cookie=_a.cookie,keepAlive=_a.keepAlive,retryAfter=_a.retryAfter;var log=this._log;if(!["connecting","waiting"].includes(this.state)){log.warn('Unexpected state "'+this.state+'" for handling a "busy" message'+" from the TCMP server.");return}if(this._busyWaitTimeout){this._busyWaitTimeout.clear()}if(this._welcomeTimeout){this._welcomeTimeout.clear()}var reason=retryAfter<0?'Received terminal "busy" message':'Received "busy" message, retrying after '+retryAfter+" ms";if(retryAfter<0){log.warn("Closing: "+WS_CLOSE_SERVER_BUSY+" - "+reason);this._close({code:WS_CLOSE_SERVER_BUSY,reason:reason});return}var maxConsecutiveFailedHellos=this._options.maxConsecutiveFailedHellos;this._hellosLeft=maxConsecutiveFailedHellos;this._cookie=cookie||null;if(keepAlive){log.warn(reason);this._busyWaitTimeout=new Timeout(function(){return _this._startHandshake()},retryAfter)}else{log.warn("Closing: "+WS_CLOSE_BUSY_WAIT+" - "+reason);this._close({code:WS_CLOSE_BUSY_WAIT,reason:reason});this._busyWaitTimeout=new Timeout(function(){return _this._connect()},retryAfter)}this.transition("waiting",null,[keepAlive,retryAfter])};TwilioConnection.prototype._handleHeartbeat=function(){if(this.state!=="open"){
this._log.warn('Unexpected state "'+this.state+'" for handling a "heartbeat"'+" message from the TCMP server.");return}this._heartbeatTimeout.reset()};TwilioConnection.prototype._handleHeartbeatTimeout=function(){if(this.state!=="open"){return}var log=this._log;var maxConsecutiveMissedHeartbeats=this._options.maxConsecutiveMissedHeartbeats;log.debug("Consecutive heartbeats missed: "+maxConsecutiveMissedHeartbeats);var reason="Missed "+maxConsecutiveMissedHeartbeats+' "heartbeat" messages';log.warn("Closing: "+WS_CLOSE_HEARTBEATS_MISSED+" - "+reason);this._close({code:WS_CLOSE_HEARTBEATS_MISSED,reason:reason})};TwilioConnection.prototype._handleMessage=function(_a){var body=_a.body;if(this.state!=="open"){this._log.warn('Unexpected state "'+this.state+'" for handling a "msg" message'+" from the TCMP server.");return}this.emit("message",body)};TwilioConnection.prototype._handleWelcome=function(_a){var _this=this;var negotiatedTimeout=_a.negotiatedTimeout;var log=this._log;if(!["connecting","waiting"].includes(this.state)){log.warn('Unexpected state "'+this.state+'" for handling a "welcome"'+" message from the TCMP server.");return}if(this.state==="waiting"){log.debug('Received "welcome" message, no need to retry connection.');this._busyWaitTimeout.clear()}var maxConsecutiveMissedHeartbeats=this._options.maxConsecutiveMissedHeartbeats;var heartbeatTimeout=negotiatedTimeout*maxConsecutiveMissedHeartbeats;var outgoingHeartbeatTimeout=negotiatedTimeout-OUTGOING_HEARTBEAT_OFFSET;this._welcomeTimeout.clear();this._heartbeatTimeout=new Timeout(function(){return _this._handleHeartbeatTimeout()},heartbeatTimeout);this._messageQueue.splice(0).forEach(function(message){return _this._send(message)});this._sendHeartbeatTimeout=new Timeout(function(){return _this._sendHeartbeat()},outgoingHeartbeatTimeout);this.transition("open")};TwilioConnection.prototype._handleWelcomeTimeout=function(){if(this.state!=="connecting"){return}var log=this._log;if(this._hellosLeft<=0){var reason="All handshake attempts failed";log.warn("Closing: "+WS_CLOSE_WELCOME_TIMEOUT+" - "+reason);this._close({code:WS_CLOSE_WELCOME_TIMEOUT,reason:reason});return}var maxConsecutiveFailedHellos=this._options.maxConsecutiveFailedHellos;log.warn("Handshake attempt "+(maxConsecutiveFailedHellos-this._hellosLeft)+" failed");this._startHandshake()};TwilioConnection.prototype._send=function(message){var readyState=this._ws.readyState;var WebSocket=this._options.WebSocket;if(readyState===WebSocket.OPEN){var data=JSON.stringify(message);this._log.debug("Outgoing: "+data);try{this._ws.send(data);if(this._sendHeartbeatTimeout){this._sendHeartbeatTimeout.reset()}}catch(error){var reason="Failed to send message";this._log.warn("Closing: "+WS_CLOSE_SEND_FAILED+" - "+reason);this._close({code:WS_CLOSE_SEND_FAILED,reason:reason})}}};TwilioConnection.prototype._sendHeartbeat=function(){if(this.state==="closed"){return}this._send({type:"heartbeat"})};TwilioConnection.prototype._sendHello=function(){var _a=this._options,helloBody=_a.helloBody,timeout=_a.requestedHeartbeatTimeout;var hello={id:makeUUID(),timeout:timeout,type:"hello",version:TCMP_VERSION};if(this._cookie){hello.cookie=this._cookie}if(helloBody){hello.body=helloBody}this._send(hello)};TwilioConnection.prototype._sendOrEnqueue=function(message){var _this=this;if(this.state==="closed"){return}var sendOrEnqueue=this.state==="open"?function(message){return _this._send(message)}:function(message){return _this._messageQueue.push(message)};sendOrEnqueue(message)};TwilioConnection.prototype._startHandshake=function(){var _this=this;if(["early","waiting"].includes(this.state)){this.transition("connecting")}if(this.state!=="connecting"){return}this._hellosLeft--;this._sendHello();var welcomeTimeout=this._options.welcomeTimeout;this._welcomeTimeout=new Timeout(function(){return _this._handleWelcomeTimeout()},welcomeTimeout)};TwilioConnection.prototype.close=function(){if(this.state==="closed"){return}this._sendOrEnqueue({type:"bye"});this._close({code:WS_CLOSE_NORMAL,reason:"Normal"})};TwilioConnection.prototype.sendMessage=function(body){this._sendOrEnqueue({body:body,type:"msg"})};return TwilioConnection}(StateMachine);TwilioConnection.CloseReason=CloseReason;module.exports=TwilioConnection}).call(this)}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"./statemachine":84,"./util":126,"./util/log":130,"./util/networkmonitor":132,"./util/timeout":142,ws:201}],117:[function(require,module,exports){"use strict";var defer=require("./").defer;var AsyncVar=function(){function AsyncVar(){Object.defineProperties(this,{_deferreds:{value:[]},_hasValue:{value:false,writable:true},_value:{value:null,writable:true}})}AsyncVar.prototype.put=function(value){this._hasValue=true;this._value=value;var deferred=this._deferreds.shift();if(deferred){deferred.resolve(value)}return this};AsyncVar.prototype.take=function(){var _this=this;if(this._hasValue&&!this._deferreds.length){this._hasValue=false;return Promise.resolve(this._value)}var deferred=defer();this._deferreds.push(deferred);return deferred.promise.then(function(value){_this._hasValue=false;return value})};return AsyncVar}();module.exports=AsyncVar},{"./":126}],118:[function(require,module,exports){"use strict";var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};function isAndroid(){return/Android/.test(navigator.userAgent)}function isIOS(){return/iPad|iPhone|iPod/.test(navigator.userAgent)}function isMobile(){return/Mobi/.test(navigator.userAgent)}function isNonChromiumEdge(browser){return browser==="chrome"&&/Edge/.test(navigator.userAgent)&&(typeof chrome==="undefined"||typeof chrome.runtime==="undefined")}function rebrandedChromeBrowser(browser){if(browser!=="chrome"){return null}if("brave"in navigator){return"brave"}var parenthesizedSubstrings=getParenthesizedSubstrings(navigator.userAgent);var nameAndVersions=parenthesizedSubstrings.reduce(function(userAgent,substring){return userAgent.replace(substring,"")},navigator.userAgent);var matches=nameAndVersions.match(/[^\s]+/g)||[];var _a=__read(matches.map(function(nameAndVersion){return nameAndVersion.split("/")[0].toLowerCase()})),browserNames=_a.slice(2);return browserNames.find(function(name){return!["chrome","mobile","safari"].includes(name)})||null}function mobileWebKitBrowser(browser){if(browser!=="safari"){return null}if("brave"in navigator){return"brave"}return["edge","edg"].find(function(name){return navigator.userAgent.toLowerCase().includes(name)})||null}function getParenthesizedSubstrings(string){var openParenthesisPositions=[];var substrings=[];for(var i=0;i<string.length;i++){if(string[i]==="("){openParenthesisPositions.push(i)}else if(string[i]===")"&&openParenthesisPositions.length>0){var openParenthesisPosition=openParenthesisPositions.pop();if(openParenthesisPositions.length===0){substrings.push(string.substring(openParenthesisPosition,i+1))}}}return substrings}module.exports={isAndroid:isAndroid,isIOS:isIOS,isMobile:isMobile,isNonChromiumEdge:isNonChromiumEdge,mobileWebKitBrowser:mobileWebKitBrowser,rebrandedChromeBrowser:rebrandedChromeBrowser}},{}],119:[function(require,module,exports){"use strict";var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var CancelablePromise=function(){function CancelablePromise(onCreate,onCancel){var _this=this;Object.defineProperties(this,{_isCancelable:{writable:true,value:true},_isCanceled:{writable:true,value:false},_onCancel:{value:onCancel}});Object.defineProperty(this,"_promise",{value:new Promise(function(resolve,reject){onCreate(function(value){_this._isCancelable=false;resolve(value)},function(reason){_this._isCancelable=false;reject(reason)},function(){return _this._isCanceled})})})}CancelablePromise.reject=function(reason){return new CancelablePromise(function rejected(resolve,reject){reject(reason)},function onCancel(){})};CancelablePromise.resolve=function(result){return new CancelablePromise(function resolved(resolve){resolve(result)},function onCancel(){})};CancelablePromise.prototype.cancel=function(){if(this._isCancelable){this._isCanceled=true;this._onCancel()}return this};CancelablePromise.prototype.catch=function(){var args=[].slice.call(arguments);var promise=this._promise;return new CancelablePromise(function onCreate(resolve,reject){promise.catch.apply(promise,__spreadArray([],__read(args))).then(resolve,reject)},this._onCancel)};CancelablePromise.prototype.then=function(){var args=[].slice.call(arguments);var promise=this._promise;return new CancelablePromise(function onCreate(resolve,reject){promise.then.apply(promise,__spreadArray([],__read(args))).then(resolve,reject)},this._onCancel)};return CancelablePromise}();module.exports=CancelablePromise},{}],120:[function(require,module,exports){"use strict";var packageInfo=require("../../package.json");module.exports.SDK_NAME=packageInfo.name+".js";module.exports.SDK_VERSION=packageInfo.version;module.exports.DEFAULT_ENVIRONMENT="prod";module.exports.DEFAULT_REALM="us1";module.exports.DEFAULT_REGION="gll";module.exports.DEFAULT_LOG_LEVEL="warn";module.exports.DEFAULT_LOGGER_NAME="twilio-video";module.exports.WS_SERVER=function(environment,region){region=region==="gll"?"global":encodeURIComponent(region);return environment==="prod"?"wss://"+region+".vss.twilio.com/signaling":"wss://"+region+".vss."+environment+".twilio.com/signaling"};module.exports.PUBLISH_MAX_ATTEMPTS=5;module.exports.PUBLISH_BACKOFF_JITTER=10;module.exports.PUBLISH_BACKOFF_MS=20;function article(word){return["a","e","i","o","u"].includes(word.toLowerCase()[0])?"an":"a"}module.exports.typeErrors={ILLEGAL_INVOKE:function(name,context){return new TypeError("Illegal call to "+name+": "+context)},INVALID_TYPE:function(name,type){return new TypeError(name+" must be "+article(type)+" "+type)},INVALID_VALUE:function(name,values){return new RangeError(name+" must be one of "+values.join(", "))},REQUIRED_ARGUMENT:function(name){return new TypeError(name+" must be specified")}};module.exports.DEFAULT_FRAME_RATE=24;module.exports.DEFAULT_VIDEO_PROCESSOR_STATS_INTERVAL_MS=1e4;module.exports.DEFAULT_ICE_GATHERING_TIMEOUT_MS=15e3;module.exports.DEFAULT_SESSION_TIMEOUT_SEC=30;module.exports.DEFAULT_NQ_LEVEL_LOCAL=1;module.exports.DEFAULT_NQ_LEVEL_REMOTE=0;module.exports.MAX_NQ_LEVEL=3;module.exports.ICE_ACTIVITY_CHECK_PERIOD_MS=1e3;module.exports.ICE_INACTIVITY_THRESHOLD_MS=3e3;module.exports.iceRestartBackoffConfig={factor:1.1,initialDelay:1,maxDelay:module.exports.DEFAULT_SESSION_TIMEOUT_SEC*1e3,randomisationFactor:.5};module.exports.reconnectBackoffConfig={factor:1.5,initialDelay:80,randomisationFactor:.5};module.exports.subscriptionMode={MODE_COLLABORATION:"collaboration",MODE_GRID:"grid",MODE_PRESENTATION:"presentation"};module.exports.trackSwitchOffMode={MODE_DISABLED:"disabled",MODE_DETECTED:"detected",MODE_PREDICTED:"predicted"};module.exports.trackPriority={PRIORITY_HIGH:"high",PRIORITY_LOW:"low",PRIORITY_STANDARD:"standard"};module.exports.clientTrackSwitchOffControl={MODE_AUTO:"auto",MODE_MANUAL:"manual"};module.exports.videoContentPreferencesMode={MODE_AUTO:"auto",MODE_MANUAL:"manual"}},{"../../package.json":200}],121:[function(require,module,exports){"use strict";var detectSilence=require("../webaudio/detectsilence");var N_ATTEMPTS=3;var ATTEMPT_DURATION_MS=250;function detectSilentAudio(el){var AudioContextFactory=require("../webaudio/audiocontext");var holder={};var audioContext=AudioContextFactory.getOrCreate(holder);var attemptsLeft=N_ATTEMPTS;function doCheckSilence(){attemptsLeft--;return detectSilence(audioContext,el.srcObject,ATTEMPT_DURATION_MS).then(function(isSilent){if(!isSilent){return false}if(attemptsLeft>0){return doCheckSilence()}return true}).catch(function(){return true})}return doCheckSilence().finally(function(){AudioContextFactory.release(holder)})}module.exports=detectSilentAudio},{"../webaudio/audiocontext":147,"../webaudio/detectsilence":148}],122:[function(require,module,exports){"use strict";var canvas=null;var N_SAMPLES=3;var SAMPLE_HEIGHT=50;var SAMPLE_INTERVAL_MS=250;var SAMPLE_WIDTH=50;function checkSilence(el){try{var context=canvas.getContext("2d");context.drawImage(el,0,0,SAMPLE_WIDTH,SAMPLE_HEIGHT);var frame=context.getImageData(0,0,SAMPLE_WIDTH,SAMPLE_HEIGHT);var frameDataWithoutAlpha=frame.data.filter(function(item,i){return(i+1)%4});var max=Math.max.apply(Math,frameDataWithoutAlpha);return max===0}catch(ex){console.log("Error checking silence: ",ex);return false}}function detectSilentVideo(el){canvas=canvas||document.createElement("canvas");return new Promise(function(resolve){var samplesLeft=N_SAMPLES;setTimeout(function doCheckSilence(){samplesLeft--;if(!checkSilence(el)){return resolve(false)}if(samplesLeft>0){return setTimeout(doCheckSilence,SAMPLE_INTERVAL_MS)}return resolve(true)},SAMPLE_INTERVAL_MS)})}module.exports=detectSilentVideo},{}],123:[function(require,module,exports){"use strict";var DocumentVisibilityMonitor=function(){function DocumentVisibilityMonitor(nPhases){var _this=this;if(nPhases===void 0){nPhases=1}Object.defineProperties(this,{_listeners:{value:[]},_onVisibilityChange:{value:function(){_this._emitVisible(document.visibilityState==="visible")}}});for(var i=0;i<nPhases;i++){this._listeners.push([])}}DocumentVisibilityMonitor.prototype.clear=function(){var nPhases=this._listeners.length;for(var i=0;i<nPhases;i++){this._listeners[i]=[]}};DocumentVisibilityMonitor.prototype._listenerCount=function(){return this._listeners.reduce(function(count,phaseListeners){return count+phaseListeners.length},0)};DocumentVisibilityMonitor.prototype._emitVisible=function(isVisible){var _this=this;var promise=Promise.resolve();var _loop_1=function(phase){promise=promise.then(function(){return _this._emitVisiblePhase(phase,isVisible)})};for(var phase=1;phase<=this._listeners.length;phase++){_loop_1(phase)}return promise};DocumentVisibilityMonitor.prototype._emitVisiblePhase=function(phase,isVisible){var phaseListeners=this._listeners[phase-1];return Promise.all(phaseListeners.map(function(listener){var ret=listener(isVisible);return ret instanceof Promise?ret:Promise.resolve(ret)}))};DocumentVisibilityMonitor.prototype._start=function(){document.addEventListener("visibilitychange",this._onVisibilityChange)};DocumentVisibilityMonitor.prototype._stop=function(){document.removeEventListener("visibilitychange",this._onVisibilityChange)};DocumentVisibilityMonitor.prototype.onVisibilityChange=function(phase,listener){if(typeof phase!=="number"||phase<=0||phase>this._listeners.length){throw new Error("invalid phase: ",phase)}var phaseListeners=this._listeners[phase-1];phaseListeners.push(listener);if(this._listenerCount()===1){this._start()}return this};DocumentVisibilityMonitor.prototype.offVisibilityChange=function(phase,listener){if(typeof phase!=="number"||phase<=0||phase>this._listeners.length){throw new Error("invalid phase: ",phase)}var phaseListeners=this._listeners[phase-1];var index=phaseListeners.indexOf(listener);if(index!==-1){phaseListeners.splice(index,1);if(this._listenerCount()===0){this._stop()}}return this};return DocumentVisibilityMonitor}();module.exports=new DocumentVisibilityMonitor(2)},{}],124:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var EventEmitter=require("events").EventEmitter;var VALID_GROUPS=["signaling","room","media","quality","video-processor","preflight"];var VALID_LEVELS=["debug","error","info","warning"];var EventObserver=function(_super){__extends(EventObserver,_super);function EventObserver(publisher,connectTimestamp,log,eventListener){if(eventListener===void 0){eventListener=null}var _this=_super.call(this)||this;_this.on("event",function(_a){var name=_a.name,group=_a.group,level=_a.level,payload=_a.payload;if(typeof name!=="string"){log.error("Unexpected name: ",name);throw new Error("Unexpected name: ",name)}if(!VALID_GROUPS.includes(group)){log.error("Unexpected group: ",group);throw new Error("Unexpected group: ",group)}if(!VALID_LEVELS.includes(level)){log.error("Unexpected level: ",level);throw new Error("Unexpected level: ",level)}var timestamp=Date.now();var elapsedTime=timestamp-connectTimestamp;var publisherPayload=Object.assign({elapsedTime:elapsedTime,level:level},payload?payload:{});publisher.publish(group,name,publisherPayload);var event=Object.assign({elapsedTime:elapsedTime,group:group,level:level,name:name,timestamp:timestamp},payload?{payload:payload}:{});var logLevel={debug:"debug",error:"error",info:"info",warning:"warn"}[level];log[logLevel]("event",event);if(eventListener&&group==="signaling"){eventListener.emit("event",event)}});return _this}return EventObserver}(EventEmitter);module.exports=EventObserver},{events:179}],125:[function(require,module,exports){"use strict";var Filter=function(){function Filter(options){options=Object.assign({getKey:function defaultGetKey(a){return a},getValue:function defaultGetValue(a){return a},isLessThanOrEqualTo:function defaultIsLessThanOrEqualTo(a,b){return a<=b}},options);Object.defineProperties(this,{_getKey:{value:options.getKey},_getValue:{value:options.getValue},_isLessThanOrEqualTo:{value:options.isLessThanOrEqualTo},_map:{value:new Map}})}Filter.prototype.toMap=function(){return new Map(this._map)};Filter.prototype.updateAndFilter=function(entries){return entries.filter(this.update,this)};Filter.prototype.update=function(entry){var key=this._getKey(entry);var value=this._getValue(entry);if(this._map.has(key)&&this._isLessThanOrEqualTo(value,this._map.get(key))){return false}this._map.set(key,value);return true};return Filter}();module.exports=Filter},{}],126:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var constants=require("./constants");var E=constants.typeErrors,trackPriority=constants.trackPriority;var util=require("@twilio/webrtc/lib/util");var sessionSID=require("./sid").sessionSID;function asLocalTrack(track,options){if(track instanceof options.LocalAudioTrack||track instanceof options.LocalVideoTrack||track instanceof options.LocalDataTrack){return track}if(track instanceof options.MediaStreamTrack){return track.kind==="audio"?new options.LocalAudioTrack(track,options):new options.LocalVideoTrack(track,options)}throw E.INVALID_TYPE("track","LocalAudioTrack, LocalVideoTrack, LocalDataTrack, or MediaStreamTrack")}function asLocalTrackPublication(track,signaling,unpublish,options){var LocalTrackPublication={audio:options.LocalAudioTrackPublication,video:options.LocalVideoTrackPublication,data:options.LocalDataTrackPublication}[track.kind];return new LocalTrackPublication(signaling,track,unpublish,options)}function capitalize(word){return word[0].toUpperCase()+word.slice(1)}function deprecateEvents(name,emitter,events,log){var warningsShown=new Set;emitter.on("newListener",function newListener(event){if(events.has(event)&&!warningsShown.has(event)){log.deprecated(name+"#"+event+" has been deprecated and scheduled for removal in twilio-video.js@2.0.0."+(events.get(event)?" Use "+name+"#"+events.get(event)+" instead.":""));warningsShown.add(event)}if(warningsShown.size>=events.size){emitter.removeListener("newListener",newListener)}})}function difference(list1,list2){list1=Array.isArray(list1)?new Set(list1):new Set(list1.values());list2=Array.isArray(list2)?new Set(list2):new Set(list2.values());var difference=new Set;list1.forEach(function(item){if(!list2.has(item)){difference.add(item)}});return difference}function filterObject(object,filterValue){return Object.keys(object).reduce(function(filtered,key){if(object[key]!==filterValue){filtered[key]=object[key]}return filtered},{})}function flatMap(list,mapFn){var listArray=list instanceof Map||list instanceof Set?Array.from(list.values()):list;mapFn=mapFn||function mapFn(item){return item};return listArray.reduce(function(flattened,item){var mapped=mapFn(item);return flattened.concat(mapped)},[])}function getUserAgent(){return typeof navigator!=="undefined"&&navigator.userAgent?navigator.userAgent:"Unknown"}function getPlatform(){var userAgent=getUserAgent();var _a=__read(userAgent.match(/\(([^)]+)\)/)||[],2),_b=_a[1],match=_b===void 0?"unknown":_b;var _c=__read(match.split(";").map(function(entry){return entry.trim()}),1),platform=_c[0];return platform.toLowerCase()}function makeUUID(){return"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,function(c){var r=Math.random()*16|0;var v=c==="x"?r:r&3|8;return v.toString(16)})}function oncePerTick(fn){var timeout=null;function nextTick(){timeout=null;fn()}return function scheduleNextTick(){if(timeout){clearTimeout(timeout)}timeout=setTimeout(nextTick)}}function promiseFromEvents(operation,eventEmitter,successEvent,failureEvent){return new Promise(function(resolve,reject){function onSuccess(){var args=[].slice.call(arguments);if(failureEvent){eventEmitter.removeListener(failureEvent,onFailure)}resolve.apply(void 0,__spreadArray([],__read(args)))}function onFailure(){var args=[].slice.call(arguments);eventEmitter.removeListener(successEvent,onSuccess);reject.apply(void 0,__spreadArray([],__read(args)))}eventEmitter.once(successEvent,onSuccess);if(failureEvent){eventEmitter.once(failureEvent,onFailure)}operation()})}function getOrNull(obj,path){return path.split(".").reduce(function(output,step){if(!output){return null}return output[step]},obj)}function defer(){var deferred={};deferred.promise=new Promise(function(resolve,reject){deferred.resolve=resolve;deferred.reject=reject});return deferred}function delegateMethod(source,wrapper,target,methodName){if(methodName in wrapper){return}else if(methodName.match(/^on[a-z]+$/)){return}var type;try{type=typeof source[methodName]}catch(error){}if(type!=="function"){return}wrapper[methodName]=function(){var _a;var args=[];for(var _i=0;_i<arguments.length;_i++){args[_i]=arguments[_i]}return(_a=this[target])[methodName].apply(_a,__spreadArray([],__read(args)))}}function delegateMethods(source,wrapper,target){for(var methodName in source){delegateMethod(source,wrapper,target,methodName)}}function isDeepEqual(val1,val2){if(val1===val2){return true}if(typeof val1!==typeof val2){return false}if(val1===null){return val2===null}if(val2===null){return false}if(Array.isArray(val1)){return Array.isArray(val2)&&val1.length===val2.length&&val1.every(function(val,i){return isDeepEqual(val,val2[i])})}if(typeof val1==="object"){var val1Keys=Object.keys(val1).sort();var val2Keys=Object.keys(val2).sort();return!Array.isArray(val2)&&isDeepEqual(val1Keys,val2Keys)&&val1Keys.every(function(key){return isDeepEqual(val1[key],val2[key])})}return false}function isNonArrayObject(object){return typeof object==="object"&&!Array.isArray(object)}function proxyProperties(source,wrapper,target){Object.getOwnPropertyNames(source).forEach(function(propertyName){proxyProperty(source,wrapper,target,propertyName)})}function proxyProperty(source,wrapper,target,propertyName){if(propertyName in wrapper){return}else if(propertyName.match(/^on[a-z]+$/)){Object.defineProperty(wrapper,propertyName,{value:null,writable:true});target.addEventListener(propertyName.slice(2),function(){var args=[];for(var _i=0;_i<arguments.length;_i++){args[_i]=arguments[_i]}wrapper.dispatchEvent.apply(wrapper,__spreadArray([],__read(args)))});return}Object.defineProperty(wrapper,propertyName,{enumerable:true,get:function(){return target[propertyName]}})}function legacyPromise(promise,onSuccess,onFailure){if(onSuccess){return promise.then(function(result){onSuccess(result)},function(error){onFailure(error)})}return promise}function buildLogLevels(logLevel){if(typeof logLevel==="string"){return{default:logLevel,media:logLevel,signaling:logLevel,webrtc:logLevel}}return logLevel}function trackClass(track,local){local=local?"Local":"";return local+(track.kind||"").replace(/\w{1}/,function(m){return m.toUpperCase()})+"Track"}function trackPublicationClass(publication,local){local=local?"Local":"";return local+(publication.kind||"").replace(/\w{1}/,function(m){return m.toUpperCase()})+"TrackPublication"}function hidePrivateProperties(object){Object.getOwnPropertyNames(object).forEach(function(name){if(name.startsWith("_")){hideProperty(object,name)}})}function hidePrivateAndCertainPublicPropertiesInClass(klass,props){return function(_super){__extends(class_1,_super);function class_1(){var args=[];for(var _i=0;_i<arguments.length;_i++){args[_i]=arguments[_i]}var _this=_super.apply(this,__spreadArray([],__read(args)))||this;hidePrivateProperties(_this);hidePublicProperties(_this,props);return _this}return class_1}(klass)}function hideProperty(object,name){var descriptor=Object.getOwnPropertyDescriptor(object,name);descriptor.enumerable=false;Object.defineProperty(object,name,descriptor)}function hidePublicProperties(object,props){if(props===void 0){props=[]}props.forEach(function(name){if(object.hasOwnProperty(name)){hideProperty(object,name)}})}function arrayToJSON(array){return array.map(valueToJSON)}function setToJSON(set){return arrayToJSON(__spreadArray([],__read(set)))}function mapToJSON(map){return __spreadArray([],__read(map.entries())).reduce(function(json,_a){var _b;var _c=__read(_a,2),key=_c[0],value=_c[1];return Object.assign((_b={},_b[key]=valueToJSON(value),_b),json)},{})}function objectToJSON(object){return Object.entries(object).reduce(function(json,_a){var _b;var _c=__read(_a,2),key=_c[0],value=_c[1];return Object.assign((_b={},_b[key]=valueToJSON(value),_b),json)},{})}function valueToJSON(value){if(Array.isArray(value)){return arrayToJSON(value)}else if(value instanceof Set){return setToJSON(value)}else if(value instanceof Map){return mapToJSON(value)}else if(value&&typeof value==="object"){return objectToJSON(value)}return value}function createRoomConnectEventPayload(connectOptions){function boolToString(val){return val?"true":"false"}var payload={sessionSID:sessionSID,iceServers:(connectOptions.iceServers||[]).length,audioTracks:(connectOptions.tracks||[]).filter(function(track){return track.kind==="audio"}).length,videoTracks:(connectOptions.tracks||[]).filter(function(track){return track.kind==="video"}).length,dataTracks:(connectOptions.tracks||[]).filter(function(track){return track.kind==="data"}).length};[["audio"],["automaticSubscription"],["enableDscp"],["eventListener"],["preflight"],["video"],["dominantSpeaker","enableDominantSpeaker"]].forEach(function(_a){var _b=__read(_a,2),prop=_b[0],eventProp=_b[1];eventProp=eventProp||prop;payload[eventProp]=boolToString(!!connectOptions[prop])});[["maxVideoBitrate"],["maxAudioBitrate"],["iceTransportPolicy"],["region"],["name","roomName"]].forEach(function(_a){var _b=__read(_a,2),prop=_b[0],eventProp=_b[1];eventProp=eventProp||prop;if(typeof connectOptions[prop]==="number"||typeof connectOptions[prop]==="string"){payload[eventProp]=connectOptions[prop]}});["preferredAudioCodecs","preferredVideoCodecs"].forEach(function(prop){if(prop in connectOptions){payload[prop]=JSON.stringify(connectOptions[prop])}});if("networkQuality"in connectOptions){payload.networkQualityConfiguration={};if(isNonArrayObject(connectOptions.networkQuality)){["local","remote"].forEach(function(prop){if(typeof connectOptions.networkQuality[prop]==="number"){payload.networkQualityConfiguration[prop]=connectOptions.networkQuality[prop]}})}else{payload.networkQualityConfiguration.remote=0;payload.networkQualityConfiguration.local=connectOptions.networkQuality?1:0}}if(connectOptions.bandwidthProfile&&connectOptions.bandwidthProfile.video){var videoBPOptions_1=connectOptions.bandwidthProfile.video||{};payload.bandwidthProfileOptions={};["mode","maxTracks","trackSwitchOffMode","dominantSpeakerPriority","maxSubscriptionBitrate","renderDimensions","contentPreferencesMode","clientTrackSwitchOffControl"].forEach(function(prop){if(typeof videoBPOptions_1[prop]==="number"||typeof videoBPOptions_1[prop]==="string"){payload.bandwidthProfileOptions[prop]=videoBPOptions_1[prop]}else if(typeof videoBPOptions_1[prop]==="boolean"){payload.bandwidthProfileOptions[prop]=boolToString(videoBPOptions_1[prop])}else if(typeof videoBPOptions_1[prop]==="object"){payload.bandwidthProfileOptions[prop]=JSON.stringify(videoBPOptions_1[prop])}})}return{group:"room",name:"connect",level:"info",payload:payload}}function createBandwidthProfilePayload(bandwidthProfile){return createRSPPayload(bandwidthProfile,[{prop:"video",type:"object",transform:createBandwidthProfileVideoPayload}])}function createBandwidthProfileVideoPayload(bandwidthProfileVideo){return createRSPPayload(bandwidthProfileVideo,[{prop:"dominantSpeakerPriority",type:"string",payloadProp:"active_speaker_priority"},{prop:"maxSubscriptionBitrate",type:"number",payloadProp:"max_subscription_bandwidth"},{prop:"maxTracks",type:"number",payloadProp:"max_tracks"},{prop:"mode",type:"string"},{prop:"renderDimensions",type:"object",payloadProp:"render_dimensions",transform:createRenderDimensionsPayload},{prop:"trackSwitchOffMode",type:"string",payloadProp:"track_switch_off"}])}function createMediaSignalingPayload(dominantSpeaker,networkQuality,trackPriority,trackSwitchOff,renderHints){var transports={transports:[{type:"data-channel"}]};return Object.assign(dominantSpeaker?{active_speaker:transports}:{},networkQuality?{network_quality:transports}:{},renderHints?{render_hints:transports}:{},trackPriority?{track_priority:transports}:{},trackSwitchOff?{track_switch_off:transports}:{})}function createDimensionsPayload(dimensions){return createRSPPayload(dimensions,[{prop:"height",type:"number"},{prop:"width",type:"number"}])}function createRenderDimensionsPayload(renderDimensions){var PRIORITY_HIGH=trackPriority.PRIORITY_HIGH,PRIORITY_LOW=trackPriority.PRIORITY_LOW,PRIORITY_STANDARD=trackPriority.PRIORITY_STANDARD;return createRSPPayload(renderDimensions,[{prop:PRIORITY_HIGH,type:"object",transform:createDimensionsPayload},{
prop:PRIORITY_LOW,type:"object",transform:createDimensionsPayload},{prop:PRIORITY_STANDARD,type:"object",transform:createDimensionsPayload}])}function createRSPPayload(object,propConversions){return propConversions.reduce(function(payload,_a){var _b;var prop=_a.prop,type=_a.type,_c=_a.payloadProp,payloadProp=_c===void 0?prop:_c,_d=_a.transform,transform=_d===void 0?function(x){return x}:_d;return typeof object[prop]===type?Object.assign((_b={},_b[payloadProp]=transform(object[prop]),_b),payload):payload},{})}function createSubscribePayload(automaticSubscription){return{rules:[{type:automaticSubscription?"include":"exclude",all:true}],revision:1}}function withJitter(value,jitter){var rand=Math.random();return value-jitter+Math.floor(2*jitter*rand+.5)}function inRange(num,min,max){return min<=num&&num<=max}function isChromeScreenShareTrack(track){var isChrome=util.guessBrowser()==="chrome";return isChrome&&track.kind==="video"&&track.label&&(/^screen:[0-9]+/.test(track.label)||/^web-contents-media-stream:[0-9/]+/.test(track.label)||/^window:[0-9]+/.test(track.label))}function isUserMediaTrack(track){return typeof track.getSettings().deviceId==="string"}function waitForSometime(timeoutMS){if(timeoutMS===void 0){timeoutMS=10}return new Promise(function(resolve){return setTimeout(resolve,timeoutMS)})}function waitForEvent(eventTarget,event){return new Promise(function(resolve){eventTarget.addEventListener(event,function onevent(e){eventTarget.removeEventListener(event,onevent);resolve(e)})})}exports.constants=constants;exports.createBandwidthProfilePayload=createBandwidthProfilePayload;exports.createMediaSignalingPayload=createMediaSignalingPayload;exports.createRoomConnectEventPayload=createRoomConnectEventPayload;exports.createSubscribePayload=createSubscribePayload;exports.asLocalTrack=asLocalTrack;exports.asLocalTrackPublication=asLocalTrackPublication;exports.capitalize=capitalize;exports.deprecateEvents=deprecateEvents;exports.difference=difference;exports.filterObject=filterObject;exports.flatMap=flatMap;exports.getPlatform=getPlatform;exports.getUserAgent=getUserAgent;exports.hidePrivateProperties=hidePrivateProperties;exports.hidePrivateAndCertainPublicPropertiesInClass=hidePrivateAndCertainPublicPropertiesInClass;exports.isDeepEqual=isDeepEqual;exports.isNonArrayObject=isNonArrayObject;exports.inRange=inRange;exports.makeUUID=makeUUID;exports.oncePerTick=oncePerTick;exports.promiseFromEvents=promiseFromEvents;exports.getOrNull=getOrNull;exports.defer=defer;exports.delegateMethods=delegateMethods;exports.proxyProperties=proxyProperties;exports.legacyPromise=legacyPromise;exports.buildLogLevels=buildLogLevels;exports.trackClass=trackClass;exports.trackPublicationClass=trackPublicationClass;exports.valueToJSON=valueToJSON;exports.withJitter=withJitter;exports.isChromeScreenShareTrack=isChromeScreenShareTrack;exports.isUserMediaTrack=isUserMediaTrack;exports.waitForSometime=waitForSometime;exports.waitForEvent=waitForEvent},{"./constants":120,"./sid":140,"@twilio/webrtc/lib/util":165}],127:[function(require,module,exports){(function(global){(function(){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var EventEmitter=require("events").EventEmitter;var getUserAgent=require("..").getUserAgent;var MAX_RECONNECT_ATTEMPTS=5;var RECONNECT_INTERVAL_MS=50;var WS_CLOSE_NORMAL=1e3;var toplevel=global.window||global;var WebSocket=toplevel.WebSocket?toplevel.WebSocket:require("ws");var util=require("../../util");var InsightsPublisher=function(_super){__extends(InsightsPublisher,_super);function InsightsPublisher(token,sdkName,sdkVersion,environment,realm,options){var _this=_super.call(this)||this;options=Object.assign({gateway:createGateway(environment,realm)+"/v1/VideoEvents",maxReconnectAttempts:MAX_RECONNECT_ATTEMPTS,reconnectIntervalMs:RECONNECT_INTERVAL_MS,userAgent:getUserAgent(),WebSocket:WebSocket},options);Object.defineProperties(_this,{_connectTimestamp:{value:0,writable:true},_eventQueue:{value:[]},_readyToConnect:{value:util.defer()},_reconnectAttemptsLeft:{value:options.maxReconnectAttempts,writable:true},_ws:{value:null,writable:true},_WebSocket:{value:options.WebSocket}});_this._readyToConnect.promise.then(function(_a){var roomSid=_a.roomSid,participantSid=_a.participantSid;var self=_this;_this.on("disconnected",function maybeReconnect(error){self._session=null;if(error&&self._reconnectAttemptsLeft>0){self.emit("reconnecting");reconnect(self,token,sdkName,sdkVersion,roomSid,participantSid,options);return}self.removeListener("disconnected",maybeReconnect)});connect(_this,token,sdkName,sdkVersion,roomSid,participantSid,options)}).catch(function(){});return _this}InsightsPublisher.prototype.connect=function(roomSid,participantSid){this._readyToConnect.resolve({roomSid:roomSid,participantSid:participantSid})};InsightsPublisher.prototype._publish=function(event){event.session=this._session;this._ws.send(JSON.stringify(event))};InsightsPublisher.prototype.disconnect=function(){if(this._ws===null||this._ws.readyState===this._WebSocket.CLOSING||this._ws.readyState===this._WebSocket.CLOSED){return false}try{this._ws.close()}catch(error){}this.emit("disconnected");return true};InsightsPublisher.prototype.publish=function(groupName,eventName,payload){if(this._ws!==null&&(this._ws.readyState===this._WebSocket.CLOSING||this._ws.readyState===this._WebSocket.CLOSED)){return false}var publishOrEnqueue=typeof this._session==="string"?this._publish.bind(this):this._eventQueue.push.bind(this._eventQueue);publishOrEnqueue({group:groupName,name:eventName,payload:payload,timestamp:Date.now(),type:"event",version:1});return true};return InsightsPublisher}(EventEmitter);function connect(publisher,token,sdkName,sdkVersion,roomSid,participantSid,options){publisher._connectTimestamp=Date.now();publisher._reconnectAttemptsLeft--;publisher._ws=new options.WebSocket(options.gateway);var ws=publisher._ws;ws.addEventListener("close",function(event){if(event.code===WS_CLOSE_NORMAL){publisher.emit("disconnected");return}publisher.emit("disconnected",new Error("WebSocket Error "+event.code+": "+event.reason))});ws.addEventListener("message",function(message){handleConnectResponse(publisher,JSON.parse(message.data),options)});ws.addEventListener("open",function(){var connectRequest={type:"connect",token:token,version:1};connectRequest.publisher={name:sdkName,sdkVersion:sdkVersion,userAgent:options.userAgent,participantSid:participantSid,roomSid:roomSid};ws.send(JSON.stringify(connectRequest))})}function createGateway(environment,realm){return environment==="prod"?"wss://sdkgw."+realm+".twilio.com":"wss://sdkgw."+environment+"-"+realm+".twilio.com"}function handleConnectResponse(publisher,response,options){switch(response.type){case"connected":publisher._session=response.session;publisher._reconnectAttemptsLeft=options.maxReconnectAttempts;publisher._eventQueue.splice(0).forEach(publisher._publish,publisher);publisher.emit("connected");break;case"error":publisher._ws.close();publisher.emit("disconnected",new Error(response.message));break}}function reconnect(publisher,token,sdkName,sdkVersion,roomSid,participantSid,options){var connectInterval=Date.now()-publisher._connectTimestamp;var timeToWait=options.reconnectIntervalMs-connectInterval;if(timeToWait>0){setTimeout(function(){connect(publisher,token,sdkName,sdkVersion,roomSid,participantSid,options)},timeToWait);return}connect(publisher,token,sdkName,sdkVersion,roomSid,participantSid,options)}module.exports=InsightsPublisher}).call(this)}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"..":126,"../../util":126,events:179,ws:201}],128:[function(require,module,exports){"use strict";var InsightsPublisher=function(){function InsightsPublisher(){Object.defineProperties(this,{_connected:{writable:true,value:true}})}InsightsPublisher.prototype.connect=function(){};InsightsPublisher.prototype.disconnect=function(){if(this._connected){this._connected=false;return true}return false};InsightsPublisher.prototype.publish=function(){return this._connected};return InsightsPublisher}();module.exports=InsightsPublisher},{}],129:[function(require,module,exports){"use strict";var defer=require("./").defer;var LocalMediaRestartDeferreds=function(){function LocalMediaRestartDeferreds(){Object.defineProperties(this,{_audio:{value:defer(),writable:true},_video:{value:defer(),writable:true}});this._audio.resolve();this._video.resolve()}LocalMediaRestartDeferreds.prototype.resolveDeferred=function(kind){if(kind==="audio"){this._audio.resolve()}else{this._video.resolve()}};LocalMediaRestartDeferreds.prototype.startDeferred=function(kind){if(kind==="audio"){this._audio=defer()}else{this._video=defer()}};LocalMediaRestartDeferreds.prototype.whenResolved=function(kind){return kind==="audio"?this._audio.promise:this._video.promise};return LocalMediaRestartDeferreds}();module.exports=new LocalMediaRestartDeferreds},{"./":126}],130:[function(require,module,exports){"use strict";var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var defaultGetLogger=require("../vendor/loglevel").getLogger;var constants=require("./constants");var DEFAULT_LOG_LEVEL=constants.DEFAULT_LOG_LEVEL,DEFAULT_LOGGER_NAME=constants.DEFAULT_LOGGER_NAME;var E=require("./constants").typeErrors;var deprecationWarningsByComponentConstructor;function getDeprecationWarnings(componentConstructor){deprecationWarningsByComponentConstructor=deprecationWarningsByComponentConstructor||new Map;if(deprecationWarningsByComponentConstructor.has(componentConstructor)){return deprecationWarningsByComponentConstructor.get(componentConstructor)}var deprecationWarnings=new Set;deprecationWarningsByComponentConstructor.set(componentConstructor,deprecationWarnings);return deprecationWarnings}var Log=function(){function Log(moduleName,component,logLevels,loggerName,getLogger){if(typeof moduleName!=="string"){throw E.INVALID_TYPE("moduleName","string")}if(!component){throw E.REQUIRED_ARGUMENT("component")}if(typeof logLevels!=="object"){logLevels={}}getLogger=getLogger||defaultGetLogger;validateLogLevels(logLevels);Object.defineProperties(this,{_component:{value:component},_logLevels:{value:logLevels},_warnings:{value:new Set},_loggerName:{get:function get(){var name=loggerName&&typeof loggerName==="string"?loggerName:DEFAULT_LOGGER_NAME;if(!this._logLevelsEqual){name=name+"-"+moduleName}return name}},_logger:{get:function get(){var logger=getLogger(this._loggerName);var level=this._logLevels[moduleName]||DEFAULT_LOG_LEVEL;level=level==="off"?"silent":level;logger.setDefaultLevel(level);return logger}},_logLevelsEqual:{get:function get(){return new Set(Object.values(this._logLevels)).size===1}},logLevel:{get:function get(){return Log.getLevelByName(logLevels[moduleName]||DEFAULT_LOG_LEVEL)}},name:{get:component.toString.bind(component)}})}Log.getLevelByName=function(name){if(!isNaN(name)){return parseInt(name,10)}name=name.toUpperCase();validateLogLevel(name);return Log[name]};Log.prototype.createLog=function(moduleName,component){var name=this._loggerName;if(!this._logLevelsEqual){name=name.substring(0,name.lastIndexOf("-"))}return new Log(moduleName,component,this._logLevels,name)};Log.prototype.setLevels=function(levels){validateLogLevels(levels);Object.assign(this._logLevels,levels);return this};Log.prototype.log=function(logLevel,messages){var name=Log._levels[logLevel];if(!name){throw E.INVALID_VALUE("logLevel",LOG_LEVEL_VALUES)}name=name.toLowerCase();var prefix=[(new Date).toISOString(),name,this.name];(this._logger[name]||function noop(){}).apply(void 0,__spreadArray([],__read(prefix.concat(messages))));return this};Log.prototype.debug=function(){return this.log(Log.DEBUG,[].slice.call(arguments))};Log.prototype.deprecated=function(deprecationWarning){var deprecationWarnings=getDeprecationWarnings(this._component.constructor);if(deprecationWarnings.has(deprecationWarning)){return this}deprecationWarnings.add(deprecationWarning);return this.warn(deprecationWarning)};Log.prototype.info=function(){return this.log(Log.INFO,[].slice.call(arguments))};Log.prototype.warn=function(){return this.log(Log.WARN,[].slice.call(arguments))};Log.prototype.warnOnce=function(warning){if(this._warnings.has(warning)){return this}this._warnings.add(warning);return this.warn(warning)};Log.prototype.error=function(){return this.log(Log.ERROR,[].slice.call(arguments))};Log.prototype.throw=function(error,customMessage){if(error.clone){error=error.clone(customMessage)}this.log(Log.ERROR,error);throw error};return Log}();Object.defineProperties(Log,{DEBUG:{value:0},INFO:{value:1},WARN:{value:2},ERROR:{value:3},OFF:{value:4},_levels:{value:["DEBUG","INFO","WARN","ERROR","OFF"]}});var LOG_LEVELS_SET={};var LOG_LEVEL_VALUES=[];var LOG_LEVEL_NAMES=Log._levels.map(function(level,i){LOG_LEVELS_SET[level]=true;LOG_LEVEL_VALUES.push(i);return level});function validateLogLevel(level){if(!(level in LOG_LEVELS_SET)){throw E.INVALID_VALUE("level",LOG_LEVEL_NAMES)}}function validateLogLevels(levels){Object.keys(levels).forEach(function(moduleName){validateLogLevel(levels[moduleName].toUpperCase())})}module.exports=Log},{"../vendor/loglevel":146,"./constants":120}],131:[function(require,module,exports){"use strict";var MovingAverageDelta=function(){function MovingAverageDelta(){Object.defineProperties(this,{_samples:{value:[{denominator:0,numerator:0},{denominator:0,numerator:0}]}})}MovingAverageDelta.prototype.get=function(){var samples=this._samples;var denominatorDelta=samples[1].denominator-samples[0].denominator||Infinity;var numeratorDelta=samples[1].numerator-samples[0].numerator;return numeratorDelta/denominatorDelta};MovingAverageDelta.prototype.putSample=function(numerator,denominator){var samples=this._samples;samples.shift();samples.push({denominator:denominator,numerator:numerator})};return MovingAverageDelta}();module.exports=MovingAverageDelta},{}],132:[function(require,module,exports){"use strict";var NetworkMonitor=function(){function NetworkMonitor(onNetworkChanged,options){var _this=this;options=Object.assign({navigator:navigator,window:window},options);var nav=options.navigator;var connection=nav.connection||{type:null};var type=connection.type;var _a=connection.type?{_events:{value:["change","typechange"]},_listener:{value:function(){var networkChanged=type!==_this.type&&_this.isOnline;type=_this.type;if(networkChanged){onNetworkChanged()}}},_target:{value:connection}}:{_events:{value:["online"]},_listener:{value:onNetworkChanged},_target:{value:options.window}},_events=_a._events,_listener=_a._listener,_target=_a._target;Object.defineProperties(this,{isOnline:{enumerable:true,get:function(){return typeof nav.onLine==="boolean"?nav.onLine:true}},type:{enumerable:true,get:function(){return connection.type||null}},_listener:_listener,_events:_events,_target:_target})}NetworkMonitor.prototype.start=function(){var _this=this;this._events.forEach(function(event){_this._target.addEventListener(event,_this._listener)})};NetworkMonitor.prototype.stop=function(){var _this=this;this._events.forEach(function(event){_this._target.removeEventListener(event,_this._listener)})};return NetworkMonitor}();module.exports=NetworkMonitor},{}],133:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var NullObserver=function(){function NullObserver(callback){Object.defineProperties(this,{_callback:{value:callback}})}NullObserver.prototype.observe=function(){};NullObserver.prototype.unobserve=function(){};NullObserver.prototype.makeVisible=function(videoEl){var visibleEntry=this._makeFakeEntry(videoEl,true);this._callback([visibleEntry])};NullObserver.prototype.makeInvisible=function(videoEl){var invisibleEntry=this._makeFakeEntry(videoEl,false);this._callback([invisibleEntry])};NullObserver.prototype._makeFakeEntry=function(videoElement,isIntersecting){return{target:videoElement,isIntersecting:isIntersecting}};return NullObserver}();var NullIntersectionObserver=function(_super){__extends(NullIntersectionObserver,_super);function NullIntersectionObserver(){return _super!==null&&_super.apply(this,arguments)||this}return NullIntersectionObserver}(NullObserver);var NullResizeObserver=function(_super){__extends(NullResizeObserver,_super);function NullResizeObserver(){return _super!==null&&_super.apply(this,arguments)||this}NullResizeObserver.prototype.resize=function(videoEl){var entry=this._makeFakeEntry(videoEl,true);this._callback([entry])};return NullResizeObserver}(NullObserver);module.exports={NullIntersectionObserver:NullIntersectionObserver,NullResizeObserver:NullResizeObserver,NullObserver:NullObserver}},{}],134:[function(require,module,exports){"use strict";var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var _a=require("../"),difference=_a.difference,flatMap=_a.flatMap;var setSimulcastInMediaSection=require("./simulcast");var ptToFixedBitrateAudioCodecName={0:"PCMU",8:"PCMA"};var RTCP_BITRATE=16e3;function createBLine(modifier,maxBitrate){if(!maxBitrate){return null}return"\r\nb="+modifier+":"+(modifier==="AS"?Math.round((maxBitrate+RTCP_BITRATE)/950):maxBitrate)}function createCodecMapForMediaSection(section){return Array.from(createPtToCodecName(section)).reduce(function(codecMap,pair){var pt=pair[0];var codecName=pair[1];var pts=codecMap.get(codecName)||[];return codecMap.set(codecName,pts.concat(pt))},new Map)}function createMidToMediaSectionMap(sdp){return getMediaSections(sdp).reduce(function(midsToMediaSections,mediaSection){var mid=getMidForMediaSection(mediaSection);return mid?midsToMediaSections.set(mid,mediaSection):midsToMediaSections},new Map)}function createPtToCodecName(mediaSection){return getPayloadTypesInMediaSection(mediaSection).reduce(function(ptToCodecName,pt){var rtpmapPattern=new RegExp("a=rtpmap:"+pt+" ([^/]+)");var matches=mediaSection.match(rtpmapPattern);var codecName=matches?matches[1].toLowerCase():ptToFixedBitrateAudioCodecName[pt]?ptToFixedBitrateAudioCodecName[pt].toLowerCase():"";return ptToCodecName.set(pt,codecName)},new Map)}function getFmtpAttributesForPt(pt,mediaSection){var fmtpRegex=new RegExp("^a=fmtp:"+pt+" (.+)$","m");var matches=mediaSection.match(fmtpRegex);return matches&&matches[1].split(";").reduce(function(attrs,nvPair){var _a=__read(nvPair.split("="),2),name=_a[0],value=_a[1];attrs[name]=isNaN(value)?value:parseInt(value,10);return attrs},{})}function getMidForMediaSection(mediaSection){var midMatches=mediaSection.match(/^a=mid:(.+)$/m);return midMatches&&midMatches[1]}function getMediaSections(sdp,kind,direction){return sdp.replace(/\r\n\r\n$/,"\r\n").split("\r\nm=").slice(1).map(function(mediaSection){return"m="+mediaSection}).filter(function(mediaSection){var kindPattern=new RegExp("m="+(kind||".*"),"gm");var directionPattern=new RegExp("a="+(direction||".*"),"gm");return kindPattern.test(mediaSection)&&directionPattern.test(mediaSection)})}function getPayloadTypesInMediaSection(section){var mLine=section.split("\r\n")[0];var matches=mLine.match(/([0-9]+)/g);if(!matches){return[]}return matches.slice(1).map(function(match){return parseInt(match,10)})}function getReorderedPayloadTypes(codecMap,preferredCodecs){preferredCodecs=preferredCodecs.map(function(_a){var codec=_a.codec;return codec.toLowerCase()});var preferredPayloadTypes=flatMap(preferredCodecs,function(codecName){return codecMap.get(codecName)||[]});var remainingCodecs=difference(Array.from(codecMap.keys()),preferredCodecs);var remainingPayloadTypes=flatMap(remainingCodecs,function(codecName){return codecMap.get(codecName)});return preferredPayloadTypes.concat(remainingPayloadTypes)}function setBitrateInMediaSection(modifier,maxBitrate,section){var bLine=createBLine(modifier,maxBitrate)||"";var bLinePattern=/\r\nb=(AS|TIAS):([0-9]+)/;var bLineMatched=section.match(bLinePattern);if(!bLineMatched){return section.replace(/(\r\n)?$/,bLine+"$1")}var maxBitrateMatched=parseInt(bLineMatched[2],10);maxBitrate=maxBitrate||Infinity;bLine=createBLine(modifier,Math.min(maxBitrateMatched,maxBitrate));return section.replace(bLinePattern,bLine)}function setBitrateParameters(sdp,modifier,maxAudioBitrate,maxVideoBitrate){var mediaSections=getMediaSections(sdp);var session=sdp.split("\r\nm=")[0];return[session].concat(mediaSections.map(function(section){if(!/^m=(audio|video)/.test(section)||!/a=(recvonly|sendrecv)/.test(section)){return section}var kind=section.match(/^m=(audio|video)/)[1];var maxBitrate=kind==="audio"?maxAudioBitrate:maxVideoBitrate;return setBitrateInMediaSection(modifier,maxBitrate,section)})).join("\r\n")}function setPayloadTypesInMediaSection(payloadTypes,section){var lines=section.split("\r\n");var mLine=lines[0];var otherLines=lines.slice(1);mLine=mLine.replace(/([0-9]+\s?)+$/,payloadTypes.join(" "));return[mLine].concat(otherLines).join("\r\n")}function setCodecPreferences(sdp,preferredAudioCodecs,preferredVideoCodecs){var mediaSections=getMediaSections(sdp);var session=sdp.split("\r\nm=")[0];return[session].concat(mediaSections.map(function(section){if(!/^m=(audio|video)/.test(section)){return section}var kind=section.match(/^m=(audio|video)/)[1];var codecMap=createCodecMapForMediaSection(section);var preferredCodecs=kind==="audio"?preferredAudioCodecs:preferredVideoCodecs;var payloadTypes=getReorderedPayloadTypes(codecMap,preferredCodecs);var newSection=setPayloadTypesInMediaSection(payloadTypes,section);var pcmaPayloadTypes=codecMap.get("pcma")||[];var pcmuPayloadTypes=codecMap.get("pcmu")||[];var fixedBitratePayloadTypes=kind==="audio"?new Set(pcmaPayloadTypes.concat(pcmuPayloadTypes)):new Set;return fixedBitratePayloadTypes.has(payloadTypes[0])?newSection.replace(/\r\nb=(AS|TIAS):([0-9]+)/g,""):newSection})).join("\r\n")}function setSimulcast(sdp,sdpFormat,trackIdsToAttributes){var mediaSections=getMediaSections(sdp);var session=sdp.split("\r\nm=")[0];return[session].concat(mediaSections.map(function(section){section=section.replace(/\r\n$/,"");if(!/^m=video/.test(section)){return section}var codecMap=createCodecMapForMediaSection(section);var payloadTypes=getPayloadTypesInMediaSection(section);var vp8PayloadTypes=new Set(codecMap.get("vp8")||[]);var hasVP8PayloadType=payloadTypes.some(function(payloadType){return vp8PayloadTypes.has(payloadType)});return hasVP8PayloadType?setSimulcastInMediaSection(section,sdpFormat,trackIdsToAttributes):section})).concat("").join("\r\n")}function unifiedPlanGetMatchingPayloadTypes(peerCodec,peerPt,codecsToPts,section,peerSection){var matchingPts=codecsToPts.get(peerCodec)||[];if(matchingPts.length<=1){return matchingPts}var peerFmtpAttrs=getFmtpAttributesForPt(peerPt,peerSection);if(!peerFmtpAttrs){return matchingPts}var matchingPt=matchingPts.find(function(pt){var fmtpAttrs=getFmtpAttributesForPt(pt,section);return fmtpAttrs&&Object.keys(peerFmtpAttrs).every(function(attr){return peerFmtpAttrs[attr]===fmtpAttrs[attr]})});return typeof matchingPt==="number"?[matchingPt]:matchingPts}function unifiedPlanFilterCodecsInMediaSection(section,peerMidsToMediaSections,codecsToRemove){if(!/^m=(audio|video)/.test(section)){return section}var mid=getMidForMediaSection(section);var peerSection=mid&&peerMidsToMediaSections.get(mid);if(!peerSection){return section}var peerPtToCodecs=createPtToCodecName(peerSection);var codecsToPts=createCodecMapForMediaSection(section);var pts=flatMap(Array.from(peerPtToCodecs),function(_a){var _b=__read(_a,2),peerPt=_b[0],peerCodec=_b[1];return peerCodec!=="rtx"&&!codecsToRemove.includes(peerCodec)?unifiedPlanGetMatchingPayloadTypes(peerCodec,peerPt,codecsToPts,section,peerSection):[]});var rtxPts=codecsToPts.get("rtx")||[];pts=pts.concat(rtxPts.filter(function(rtxPt){var fmtpAttrs=getFmtpAttributesForPt(rtxPt,section);return fmtpAttrs&&pts.includes(fmtpAttrs.apt)}));var lines=section.split("\r\n").filter(function(line){var ptMatches=line.match(/^a=(rtpmap|fmtp|rtcp-fb):(.+) .+$/);var pt=ptMatches&&ptMatches[2];return!ptMatches||pt&&pts.includes(parseInt(pt,10))});var orderedPts=getPayloadTypesInMediaSection(section).filter(function(pt){return pts.includes(pt)});return setPayloadTypesInMediaSection(orderedPts,lines.join("\r\n"))}function unifiedPlanFilterLocalCodecs(localSdp,remoteSdp){var localMediaSections=getMediaSections(localSdp);var localSession=localSdp.split("\r\nm=")[0];var remoteMidsToMediaSections=createMidToMediaSectionMap(remoteSdp);return[localSession].concat(localMediaSections.map(function(localSection){return unifiedPlanFilterCodecsInMediaSection(localSection,remoteMidsToMediaSections,[])})).join("\r\n")}function revertSimulcastForNonVP8MediaSections(localSdp,localSdpWithoutSimulcast,remoteSdp){var remoteMidToMediaSections=createMidToMediaSectionMap(remoteSdp);var localMidToMediaSectionsWithoutSimulcast=createMidToMediaSectionMap(localSdpWithoutSimulcast);var mediaSections=getMediaSections(localSdp);var session=localSdp.split("\r\nm=")[0];return[session].concat(mediaSections.map(function(section){section=section.replace(/\r\n$/,"");if(!/^m=video/.test(section)){return section}var midMatches=section.match(/^a=mid:(.+)$/m);var mid=midMatches&&midMatches[1];if(!mid){return section}var remoteSection=remoteMidToMediaSections.get(mid);var remotePtToCodecs=createPtToCodecName(remoteSection);var remotePayloadTypes=getPayloadTypesInMediaSection(remoteSection);var isVP8ThePreferredCodec=remotePayloadTypes.length&&remotePtToCodecs.get(remotePayloadTypes[0])==="vp8";return isVP8ThePreferredCodec?section:localMidToMediaSectionsWithoutSimulcast.get(mid).replace(/\r\n$/,"")})).concat("").join("\r\n")}function unifiedPlanAddOrRewriteNewTrackIds(sdp,activeMidsToTrackIds,trackIdsByKind){var newMidsToTrackIds=Array.from(trackIdsByKind).reduce(function(midsToTrackIds,_a){var _b=__read(_a,2),kind=_b[0],trackIds=_b[1];var mediaSections=getMediaSections(sdp,kind,"send(only|recv)");var newMids=mediaSections.map(getMidForMediaSection).filter(function(mid){return!activeMidsToTrackIds.has(mid)});newMids.forEach(function(mid,i){return midsToTrackIds.set(mid,trackIds[i])});return midsToTrackIds},new Map);return unifiedPlanAddOrRewriteTrackIds(sdp,newMidsToTrackIds)}function unifiedPlanAddOrRewriteTrackIds(sdp,midsToTrackIds){var mediaSections=getMediaSections(sdp);var session=sdp.split("\r\nm=")[0];return[session].concat(mediaSections.map(function(mediaSection){if(!/^m=(audio|video)/.test(mediaSection)){return mediaSection}var mid=getMidForMediaSection(mediaSection);if(!mid){return mediaSection}var trackId=midsToTrackIds.get(mid);if(!trackId){return mediaSection}var attributes=(mediaSection.match(/^a=msid:(.+)$/m)||[])[1];if(!attributes){return mediaSection}var _a=__read(attributes.split(" "),2),msid=_a[0],trackIdToRewrite=_a[1];var msidRegex=new RegExp("msid:"+msid+(trackIdToRewrite?" "+trackIdToRewrite:"")+"$","gm");return mediaSection.replace(msidRegex,"msid:"+msid+" "+trackId)})).join("\r\n")}function removeSSRCAttributes(sdp,ssrcAttributesToRemove){return sdp.split("\r\n").filter(function(line){return!ssrcAttributesToRemove.find(function(srcAttribute){return new RegExp("a=ssrc:.*"+srcAttribute+":","g").test(line)})}).join("\r\n")}function disableRtx(sdp){var mediaSections=getMediaSections(sdp);var session=sdp.split("\r\nm=")[0];return[session].concat(mediaSections.map(function(mediaSection){if(!/^m=video/.test(mediaSection)){return mediaSection}var codecsToPts=createCodecMapForMediaSection(mediaSection);var rtxPts=codecsToPts.get("rtx");if(!rtxPts){return mediaSection}var pts=new Set(getPayloadTypesInMediaSection(mediaSection));rtxPts.forEach(function(rtxPt){return pts.delete(rtxPt)});var rtxSSRCMatches=mediaSection.match(/a=ssrc-group:FID [0-9]+ ([0-9]+)/);var rtxSSRC=rtxSSRCMatches&&rtxSSRCMatches[1];var filterRegexes=[/^a=fmtp:.+ apt=.+$/,/^a=rtpmap:.+ rtx\/.+$/,/^a=ssrc-group:.+$/].concat(rtxSSRC?[new RegExp("^a=ssrc:"+rtxSSRC+" .+$")]:[]);mediaSection=mediaSection.split("\r\n").filter(function(line){return filterRegexes.every(function(regex){return!regex.test(line)})}).join("\r\n");return setPayloadTypesInMediaSection(Array.from(pts),mediaSection)})).join("\r\n")}function generateFmtpLineFromPtAndAttributes(pt,fmtpAttrs){var serializedFmtpAttrs=Object.entries(fmtpAttrs).map(function(_a){var _b=__read(_a,2),name=_b[0],value=_b[1];return name+"="+value}).join(";");return"a=fmtp:"+pt+" "+serializedFmtpAttrs}function enableDtxForOpus(sdp,mids){var mediaSections=getMediaSections(sdp);var session=sdp.split("\r\nm=")[0];mids=mids||mediaSections.filter(function(section){return/^m=audio/.test(section)}).map(getMidForMediaSection);return[session].concat(mediaSections.map(function(section){if(!/^m=audio/.test(section)){return section}var codecsToPts=createCodecMapForMediaSection(section);var opusPt=codecsToPts.get("opus");if(!opusPt){return section}var opusFmtpAttrs=getFmtpAttributesForPt(opusPt,section);if(!opusFmtpAttrs){return section}var origOpusFmtpLine=generateFmtpLineFromPtAndAttributes(opusPt,opusFmtpAttrs);var origOpusFmtpRegex=new RegExp(origOpusFmtpLine);var mid=getMidForMediaSection(section);if(mids.includes(mid)){opusFmtpAttrs.usedtx=1}else{delete opusFmtpAttrs.usedtx}var opusFmtpLineWithDtx=generateFmtpLineFromPtAndAttributes(opusPt,opusFmtpAttrs);return section.replace(origOpusFmtpRegex,opusFmtpLineWithDtx)})).join("\r\n")}exports.createCodecMapForMediaSection=createCodecMapForMediaSection;exports.createPtToCodecName=createPtToCodecName;exports.disableRtx=disableRtx;exports.enableDtxForOpus=enableDtxForOpus;exports.getMediaSections=getMediaSections;exports.removeSSRCAttributes=removeSSRCAttributes;exports.revertSimulcastForNonVP8MediaSections=revertSimulcastForNonVP8MediaSections;exports.setBitrateParameters=setBitrateParameters;exports.setCodecPreferences=setCodecPreferences;exports.setSimulcast=setSimulcast;exports.unifiedPlanFilterLocalCodecs=unifiedPlanFilterLocalCodecs;exports.unifiedPlanAddOrRewriteNewTrackIds=unifiedPlanAddOrRewriteNewTrackIds;exports.unifiedPlanAddOrRewriteTrackIds=unifiedPlanAddOrRewriteTrackIds},{"../":126,"./simulcast":136}],135:[function(require,module,exports){"use strict";var RTCSessionDescription=require("@twilio/webrtc").RTCSessionDescription;var createPtToCodecName=require("./").createPtToCodecName;var getMediaSections=require("./").getMediaSections;function workaround(description){var descriptionInit={type:description.type}
;if(description.type!=="rollback"){descriptionInit.sdp=sdpWorkaround(description.sdp)}return new RTCSessionDescription(descriptionInit)}function sdpWorkaround(sdp){var mediaSections=getMediaSections(sdp);var session=sdp.split("\r\nm=")[0];return[session].concat(mediaSections.map(mediaSectionWorkaround)).join("\r\n")}function mediaSectionWorkaround(mediaSection){var ptToCodecName=createPtToCodecName(mediaSection);mediaSection=deleteDuplicateRtxPts(mediaSection,ptToCodecName);var codecNameToPts=createCodecNameToPts(ptToCodecName);var rtxPts=codecNameToPts.get("rtx")||new Set;var invalidRtxPts=new Set;var rtxPtToAssociatedPt=createRtxPtToAssociatedPt(mediaSection,ptToCodecName,rtxPts,invalidRtxPts);var associatedPtToRtxPt=createAssociatedPtToRtxPt(rtxPtToAssociatedPt,invalidRtxPts);var unassociatedRtxPts=Array.from(invalidRtxPts);var knownCodecNames=["h264","vp8","vp9"];var unassociatedPts=knownCodecNames.reduce(function(unassociatedPts,codecName){var pts=codecNameToPts.get(codecName)||new Set;return Array.from(pts).reduce(function(unassociatedPts,pt){return associatedPtToRtxPt.has(pt)?unassociatedPts:unassociatedPts.add(pt)},unassociatedPts)},new Set);unassociatedPts.forEach(function(pt){if(unassociatedRtxPts.length){var rtxPt=unassociatedRtxPts.shift();mediaSection=deleteFmtpAttributesForRtxPt(mediaSection,rtxPt);mediaSection=addFmtpAttributeForRtxPt(mediaSection,rtxPt,pt)}});unassociatedRtxPts.forEach(function(rtxPt){mediaSection=deleteFmtpAttributesForRtxPt(mediaSection,rtxPt);mediaSection=deleteRtpmapAttributesForRtxPt(mediaSection,rtxPt)});return mediaSection}function deleteDuplicateRtxPts(mediaSection,ptToCodecName){return Array.from(ptToCodecName.keys()).reduce(function(section,pt){var rtpmapRegex=new RegExp("^a=rtpmap:"+pt+" rtx.+$","gm");return(section.match(rtpmapRegex)||[]).slice(ptToCodecName.get(pt)==="rtx"?1:0).reduce(function(section,rtpmap){var rtpmapRegex=new RegExp("\r\n"+rtpmap);var fmtpmapRegex=new RegExp("\r\na=fmtp:"+pt+" apt=[0-9]+");return section.replace(rtpmapRegex,"").replace(fmtpmapRegex,"")},section)},mediaSection)}function createCodecNameToPts(ptToCodecName){var codecNameToPts=new Map;ptToCodecName.forEach(function(codecName,pt){var pts=codecNameToPts.get(codecName)||new Set;return codecNameToPts.set(codecName,pts.add(pt))});return codecNameToPts}function createRtxPtToAssociatedPt(mediaSection,ptToCodecName,rtxPts,invalidRtxPts){return Array.from(rtxPts).reduce(function(rtxPtToAssociatedPt,rtxPt){var fmtpPattern=new RegExp("a=fmtp:"+rtxPt+" apt=(\\d+)");var matches=mediaSection.match(fmtpPattern);if(!matches){invalidRtxPts.add(rtxPt);return rtxPtToAssociatedPt}var pt=Number.parseInt(matches[1]);if(!ptToCodecName.has(pt)){invalidRtxPts.add(rtxPt);return rtxPtToAssociatedPt}var codecName=ptToCodecName.get(pt);if(codecName==="rtx"){invalidRtxPts.add(rtxPt);return rtxPtToAssociatedPt}return rtxPtToAssociatedPt.set(rtxPt,pt)},new Map)}function createAssociatedPtToRtxPt(rtxPtToAssociatedPt,invalidRtxPts){var associatedPtToRtxPts=Array.from(rtxPtToAssociatedPt).reduce(function(associatedPtToRtxPts,pair){var rtxPt=pair[0];var pt=pair[1];var rtxPts=associatedPtToRtxPts.get(pt)||new Set;return associatedPtToRtxPts.set(pt,rtxPts.add(rtxPt))},new Map);return Array.from(associatedPtToRtxPts).reduce(function(associatedPtToRtxPt,pair){var pt=pair[0];var rtxPts=Array.from(pair[1]);if(rtxPts.length>1){rtxPts.forEach(function(rtxPt){invalidRtxPts.add(rtxPt)});return associatedPtToRtxPt}return associatedPtToRtxPt.set(pt,rtxPts[0])},new Map)}function deleteFmtpAttributesForRtxPt(mediaSection,rtxPt){var pattern=new RegExp("a=fmtp:"+rtxPt+".*\r\n","gm");return mediaSection.replace(pattern,"")}function deleteRtpmapAttributesForRtxPt(mediaSection,rtxPt){var pattern=new RegExp("a=rtpmap:"+rtxPt+".*\r\n","gm");return mediaSection.replace(pattern,"")}function addFmtpAttributeForRtxPt(mediaSection,rtxPt,pt){return mediaSection.endsWith("\r\n")?mediaSection+"a=fmtp:"+rtxPt+" apt="+pt+"\r\n":mediaSection+"\r\na=fmtp:"+rtxPt+" apt="+pt}module.exports=workaround},{"./":134,"@twilio/webrtc":152}],136:[function(require,module,exports){"use strict";var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var difference=require("../").difference;var flatMap=require("../").flatMap;function createSSRC(){var ssrcMax=4294967295;return String(Math.floor(Math.random()*ssrcMax))}var TrackAttributes=function(){function TrackAttributes(trackId,streamId,cName){Object.defineProperties(this,{cName:{enumerable:true,value:cName},isSimulcastEnabled:{enumerable:true,value:false,writable:true},primarySSRCs:{enumerable:true,value:new Set},rtxPairs:{enumerable:true,value:new Map},streamId:{enumerable:true,value:streamId},trackId:{enumerable:true,value:trackId}})}TrackAttributes.prototype.addSimulcastSSRCs=function(){if(this.isSimulcastEnabled){return}var simulcastSSRCs=[createSSRC(),createSSRC()];simulcastSSRCs.forEach(function(ssrc){this.primarySSRCs.add(ssrc)},this);if(this.rtxPairs.size){simulcastSSRCs.forEach(function(ssrc){this.rtxPairs.set(createSSRC(),ssrc)},this)}};TrackAttributes.prototype.addSSRC=function(ssrc,primarySSRC,isSimSSRC){if(primarySSRC){this.rtxPairs.set(ssrc,primarySSRC)}else{this.primarySSRCs.add(ssrc)}this.isSimulcastEnabled=this.isSimulcastEnabled||isSimSSRC};TrackAttributes.prototype.toSdpLines=function(excludeRtx){var _this=this;var rtxPairs=excludeRtx?[]:Array.from(this.rtxPairs.entries()).map(function(rtxPair){return rtxPair.reverse()});var simSSRCs=Array.from(this.primarySSRCs.values());var ssrcs=rtxPairs.length?flatMap(rtxPairs):simSSRCs;var attrLines=flatMap(ssrcs,function(ssrc){return["a=ssrc:"+ssrc+" cname:"+_this.cName,"a=ssrc:"+ssrc+" msid:"+_this.streamId+" "+_this.trackId]});var rtxPairLines=rtxPairs.map(function(rtxPair){return"a=ssrc-group:FID "+rtxPair.join(" ")});var simGroupLines=["a=ssrc-group:SIM "+simSSRCs.join(" ")];return rtxPairLines.concat(attrLines).concat(simGroupLines)};return TrackAttributes}();function getMatches(section,pattern){var matches=section.match(new RegExp(pattern,"gm"))||[];return matches.map(function(match){var matches=match.match(new RegExp(pattern))||[];return matches.slice(1)})}function getSimulcastSSRCs(section){var simGroupPattern="^a=ssrc-group:SIM ([0-9]+) ([0-9]+) ([0-9]+)$";return new Set(flatMap(getMatches(section,simGroupPattern)))}function getSSRCAttribute(section,ssrc,attribute){var pattern="a=ssrc:"+ssrc+" "+attribute+":(.+)";return section.match(new RegExp(pattern))[1]}function getSSRCRtxPairs(section){var rtxPairPattern="^a=ssrc-group:FID ([0-9]+) ([0-9]+)$";return new Map(getMatches(section,rtxPairPattern).map(function(pair){return pair.reverse()}))}function createSSRCAttributeTuples(section,sdpFormat){return{planb:createPlanBSSRCAttributeTuples,unified:createUnifiedPlanSSRCAttributeTuples}[sdpFormat](section)}function createPlanBSSRCAttributeTuples(section){return getMatches(section,"^a=ssrc:([0-9]+) msid:([^\\s]+) ([^\\s]+)$")}function createUnifiedPlanSSRCAttributeTuples(section){var _a=__read(flatMap(getMatches(section,"^a=msid:(.+) (.+)$")),2),streamId=_a[0],trackId=_a[1];var ssrcs=flatMap(getMatches(section,"^a=ssrc:(.+) cname:.+$"));return ssrcs.map(function(ssrc){return[ssrc,streamId,trackId]})}function createTrackIdsToAttributes(section,sdpFormat){var simSSRCs=getSimulcastSSRCs(section);var rtxPairs=getSSRCRtxPairs(section);var ssrcAttrTuples=createSSRCAttributeTuples(section,sdpFormat);return ssrcAttrTuples.reduce(function(trackIdsToSSRCs,tuple){var ssrc=tuple[0];var streamId=tuple[1];var trackId=tuple[2];var trackAttributes=trackIdsToSSRCs.get(trackId)||new TrackAttributes(trackId,streamId,getSSRCAttribute(section,ssrc,"cname"));var primarySSRC=rtxPairs.get(ssrc)||null;trackAttributes.addSSRC(ssrc,primarySSRC,simSSRCs.has(ssrc));return trackIdsToSSRCs.set(trackId,trackAttributes)},new Map)}function setSimulcastInMediaSection(section,sdpFormat,trackIdsToAttributes){var newTrackIdsToAttributes=createTrackIdsToAttributes(section,sdpFormat);var newTrackIds=Array.from(newTrackIdsToAttributes.keys());var trackIds=Array.from(trackIdsToAttributes.keys());var trackIdsToAdd=difference(newTrackIds,trackIds);var trackIdsToIgnore=difference(trackIds,newTrackIds);var trackAttributesToAdd=flatMap(trackIdsToAdd,function(trackId){return newTrackIdsToAttributes.get(trackId)});trackAttributesToAdd.forEach(function(trackAttributes){trackAttributes.addSimulcastSSRCs();trackIdsToAttributes.set(trackAttributes.trackId,trackAttributes)});trackIds=Array.from(trackIdsToAttributes.keys());var relevantTrackIds=difference(trackIds,trackIdsToIgnore);var relevantTrackAttributes=flatMap(relevantTrackIds,function(trackId){return trackIdsToAttributes.get(trackId)});var excludeRtx=!section.match(/a=rtpmap:[0-9]+ rtx/);var relevantSdpLines=flatMap(relevantTrackAttributes,function(trackAttributes){return trackAttributes.toSdpLines(excludeRtx)});var sectionLines=flatMap(new Set(section.split("\r\n").concat(relevantSdpLines)));var xGoogleFlagConference="a=x-google-flag:conference";if(!section.match(xGoogleFlagConference)){sectionLines.push(xGoogleFlagConference)}return sectionLines.join("\r\n")}module.exports=setSimulcastInMediaSection},{"../":126}],137:[function(require,module,exports){"use strict";var IdentityTrackMatcher=function(){function IdentityTrackMatcher(){}IdentityTrackMatcher.prototype.match=function(event){return event.track.id};IdentityTrackMatcher.prototype.update=function(){};return IdentityTrackMatcher}();module.exports=IdentityTrackMatcher},{}],138:[function(require,module,exports){"use strict";var getMediaSections=require("../").getMediaSections;var MIDTrackMatcher=function(){function MIDTrackMatcher(){Object.defineProperties(this,{_midsToTrackIds:{value:new Map,writable:true}})}MIDTrackMatcher.prototype.match=function(event){return this._midsToTrackIds.get(event.transceiver.mid)||null};MIDTrackMatcher.prototype.update=function(sdp){var sections=getMediaSections(sdp,"(audio|video)");this._midsToTrackIds=sections.reduce(function(midsToTrackIds,section){var midMatches=section.match(/^a=mid:(.+)$/m)||[];var trackIdMatches=section.match(/^a=msid:.+ (.+)$/m)||[];var mid=midMatches[1];var trackId=trackIdMatches[1];return mid&&trackId?midsToTrackIds.set(mid,trackId):midsToTrackIds},this._midsToTrackIds)};return MIDTrackMatcher}();module.exports=MIDTrackMatcher},{"../":134}],139:[function(require,module,exports){"use strict";var util=require("../../");var getMediaSections=require("../").getMediaSections;function create(){return{matched:new Set,unmatched:new Set}}function match(mAndM){var unmatched=Array.from(mAndM.unmatched);if(!unmatched.length){return null}var id=unmatched[0];mAndM.matched.add(id);mAndM.unmatched.delete(id);return id}function update(mAndM,ids){ids=new Set(ids);var removedMatchedIds=util.difference(mAndM.matched,ids);removedMatchedIds.forEach(mAndM.matched.delete,mAndM.matched);mAndM.unmatched=util.difference(ids,mAndM.matched)}function parse(kind,sdp){var mediaSections=getMediaSections(sdp,kind);var pattern="msid: ?(.+) +(.+) ?$";return new Set(util.flatMap(mediaSections,function(mediaSection){return mediaSection.match(new RegExp(pattern,"mg"))||[]}).map(function(msid){return msid.match(new RegExp(pattern))[2]}))}var OrderedTrackMatcher=function(){function OrderedTrackMatcher(){if(!(this instanceof OrderedTrackMatcher)){return new OrderedTrackMatcher}Object.defineProperties(this,{audio:{enumerable:true,value:create()},video:{enumerable:true,value:create()}})}OrderedTrackMatcher.prototype.match=function(event){return match(this[event.track.kind])};OrderedTrackMatcher.prototype.update=function(sdp){["audio","video"].forEach(function(kind){update(this[kind],parse(kind,sdp))},this)};return OrderedTrackMatcher}();module.exports=OrderedTrackMatcher},{"../":134,"../../":126}],140:[function(require,module,exports){var SID_CHARS="1234567890abcdef";var SID_CHAR_LENGTH=32;function createSID(prefix){var result="";for(var i=0;i<SID_CHAR_LENGTH;i++){result+=SID_CHARS.charAt(Math.floor(Math.random()*SID_CHARS.length))}return""+prefix+result}exports.sessionSID=createSID("SS");exports.createSID=createSID},{}],141:[function(require,module,exports){"use strict";var _a=require("@twilio/webrtc/lib/util"),guessBrowser=_a.guessBrowser,isWebRTCSupported=_a.support;var _b=require("./browserdetection"),isAndroid=_b.isAndroid,isMobile=_b.isMobile,isNonChromiumEdge=_b.isNonChromiumEdge,rebrandedChromeBrowser=_b.rebrandedChromeBrowser,mobileWebKitBrowser=_b.mobileWebKitBrowser;var SUPPORTED_CHROME_BASED_BROWSERS=["crios","edg","edge","electron","headlesschrome"];var SUPPORTED_ANDROID_BROWSERS=["chrome","firefox"];var SUPPORTED_IOS_BROWSERS=["chrome","safari"];var SUPPORTED_MOBILE_WEBKIT_BASED_BROWSERS=[];function isSupported(){var browser=guessBrowser();if(!browser){return false}var rebrandedChrome=rebrandedChromeBrowser(browser);var mobileWebKit=mobileWebKitBrowser(browser);var supportedMobileBrowsers=isAndroid()?SUPPORTED_ANDROID_BROWSERS:SUPPORTED_IOS_BROWSERS;return!!browser&&isWebRTCSupported()&&(!rebrandedChrome||SUPPORTED_CHROME_BASED_BROWSERS.includes(rebrandedChrome))&&!isNonChromiumEdge(browser)&&(!mobileWebKit||SUPPORTED_MOBILE_WEBKIT_BASED_BROWSERS.includes(mobileWebKit))&&(!isMobile()||supportedMobileBrowsers.includes(browser))}module.exports=isSupported},{"./browserdetection":118,"@twilio/webrtc/lib/util":165}],142:[function(require,module,exports){"use strict";var Timeout=function(){function Timeout(fn,delay,autoStart){if(autoStart===void 0){autoStart=true}Object.defineProperties(this,{_delay:{value:delay,writable:true},_fn:{value:fn},_timeout:{value:null,writable:true}});if(autoStart){this.start()}}Object.defineProperty(Timeout.prototype,"delay",{get:function(){return this._delay},enumerable:false,configurable:true});Object.defineProperty(Timeout.prototype,"isSet",{get:function(){return!!this._timeout},enumerable:false,configurable:true});Timeout.prototype.setDelay=function(delay){this._delay=delay};Timeout.prototype.start=function(){var _this=this;if(!this.isSet){this._timeout=setTimeout(function(){var fn=_this._fn;_this.clear();fn()},this._delay)}};Timeout.prototype.clear=function(){clearTimeout(this._timeout);this._timeout=null};Timeout.prototype.reset=function(){this.clear();this.start()};return Timeout}();module.exports=Timeout},{}],143:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var TwilioError=require("./twilioerror");var TwilioErrorByCode={};exports.createTwilioError=function createTwilioError(code,message){code=typeof code==="number"?code:0;message=typeof message==="string"&&message?message:"Unknown error";return TwilioErrorByCode[code]?new TwilioErrorByCode[code]:new TwilioError(code,message)};var AccessTokenInvalidError=function(_super){__extends(AccessTokenInvalidError,_super);function AccessTokenInvalidError(){var _this=_super.call(this,20101,"Invalid Access Token")||this;Object.setPrototypeOf(_this,AccessTokenInvalidError.prototype);return _this}return AccessTokenInvalidError}(TwilioError);exports.AccessTokenInvalidError=AccessTokenInvalidError;Object.defineProperty(TwilioErrorByCode,20101,{value:AccessTokenInvalidError});var AccessTokenHeaderInvalidError=function(_super){__extends(AccessTokenHeaderInvalidError,_super);function AccessTokenHeaderInvalidError(){var _this=_super.call(this,20102,"Invalid Access Token header")||this;Object.setPrototypeOf(_this,AccessTokenHeaderInvalidError.prototype);return _this}return AccessTokenHeaderInvalidError}(TwilioError);exports.AccessTokenHeaderInvalidError=AccessTokenHeaderInvalidError;Object.defineProperty(TwilioErrorByCode,20102,{value:AccessTokenHeaderInvalidError});var AccessTokenIssuerInvalidError=function(_super){__extends(AccessTokenIssuerInvalidError,_super);function AccessTokenIssuerInvalidError(){var _this=_super.call(this,20103,"Invalid Access Token issuer/subject")||this;Object.setPrototypeOf(_this,AccessTokenIssuerInvalidError.prototype);return _this}return AccessTokenIssuerInvalidError}(TwilioError);exports.AccessTokenIssuerInvalidError=AccessTokenIssuerInvalidError;Object.defineProperty(TwilioErrorByCode,20103,{value:AccessTokenIssuerInvalidError});var AccessTokenExpiredError=function(_super){__extends(AccessTokenExpiredError,_super);function AccessTokenExpiredError(){var _this=_super.call(this,20104,"Access Token expired or expiration date invalid")||this;Object.setPrototypeOf(_this,AccessTokenExpiredError.prototype);return _this}return AccessTokenExpiredError}(TwilioError);exports.AccessTokenExpiredError=AccessTokenExpiredError;Object.defineProperty(TwilioErrorByCode,20104,{value:AccessTokenExpiredError});var AccessTokenNotYetValidError=function(_super){__extends(AccessTokenNotYetValidError,_super);function AccessTokenNotYetValidError(){var _this=_super.call(this,20105,"Access Token not yet valid")||this;Object.setPrototypeOf(_this,AccessTokenNotYetValidError.prototype);return _this}return AccessTokenNotYetValidError}(TwilioError);exports.AccessTokenNotYetValidError=AccessTokenNotYetValidError;Object.defineProperty(TwilioErrorByCode,20105,{value:AccessTokenNotYetValidError});var AccessTokenGrantsInvalidError=function(_super){__extends(AccessTokenGrantsInvalidError,_super);function AccessTokenGrantsInvalidError(){var _this=_super.call(this,20106,"Invalid Access Token grants")||this;Object.setPrototypeOf(_this,AccessTokenGrantsInvalidError.prototype);return _this}return AccessTokenGrantsInvalidError}(TwilioError);exports.AccessTokenGrantsInvalidError=AccessTokenGrantsInvalidError;Object.defineProperty(TwilioErrorByCode,20106,{value:AccessTokenGrantsInvalidError});var AccessTokenSignatureInvalidError=function(_super){__extends(AccessTokenSignatureInvalidError,_super);function AccessTokenSignatureInvalidError(){var _this=_super.call(this,20107,"Invalid Access Token signature")||this;Object.setPrototypeOf(_this,AccessTokenSignatureInvalidError.prototype);return _this}return AccessTokenSignatureInvalidError}(TwilioError);exports.AccessTokenSignatureInvalidError=AccessTokenSignatureInvalidError;Object.defineProperty(TwilioErrorByCode,20107,{value:AccessTokenSignatureInvalidError});var SignalingConnectionError=function(_super){__extends(SignalingConnectionError,_super);function SignalingConnectionError(){var _this=_super.call(this,53e3,"Signaling connection error")||this;Object.setPrototypeOf(_this,SignalingConnectionError.prototype);return _this}return SignalingConnectionError}(TwilioError);exports.SignalingConnectionError=SignalingConnectionError;Object.defineProperty(TwilioErrorByCode,53e3,{value:SignalingConnectionError});var SignalingConnectionDisconnectedError=function(_super){__extends(SignalingConnectionDisconnectedError,_super);function SignalingConnectionDisconnectedError(){var _this=_super.call(this,53001,"Signaling connection disconnected")||this;Object.setPrototypeOf(_this,SignalingConnectionDisconnectedError.prototype);return _this}return SignalingConnectionDisconnectedError}(TwilioError);exports.SignalingConnectionDisconnectedError=SignalingConnectionDisconnectedError;Object.defineProperty(TwilioErrorByCode,53001,{value:SignalingConnectionDisconnectedError});var SignalingConnectionTimeoutError=function(_super){__extends(SignalingConnectionTimeoutError,_super);function SignalingConnectionTimeoutError(){var _this=_super.call(this,53002,"Signaling connection timed out")||this;Object.setPrototypeOf(_this,SignalingConnectionTimeoutError.prototype);return _this}return SignalingConnectionTimeoutError}(TwilioError);exports.SignalingConnectionTimeoutError=SignalingConnectionTimeoutError;Object.defineProperty(TwilioErrorByCode,53002,{value:SignalingConnectionTimeoutError});var SignalingIncomingMessageInvalidError=function(_super){__extends(SignalingIncomingMessageInvalidError,_super);function SignalingIncomingMessageInvalidError(){var _this=_super.call(this,53003,"Client received an invalid signaling message")||this;Object.setPrototypeOf(_this,SignalingIncomingMessageInvalidError.prototype);return _this}return SignalingIncomingMessageInvalidError}(TwilioError);exports.SignalingIncomingMessageInvalidError=SignalingIncomingMessageInvalidError;Object.defineProperty(TwilioErrorByCode,53003,{value:SignalingIncomingMessageInvalidError});var SignalingOutgoingMessageInvalidError=function(_super){__extends(SignalingOutgoingMessageInvalidError,_super);function SignalingOutgoingMessageInvalidError(){var _this=_super.call(this,53004,"Client sent an invalid signaling message")||this;Object.setPrototypeOf(_this,SignalingOutgoingMessageInvalidError.prototype);return _this}return SignalingOutgoingMessageInvalidError}(TwilioError);exports.SignalingOutgoingMessageInvalidError=SignalingOutgoingMessageInvalidError;Object.defineProperty(TwilioErrorByCode,53004,{value:SignalingOutgoingMessageInvalidError});var SignalingServerBusyError=function(_super){__extends(SignalingServerBusyError,_super);function SignalingServerBusyError(){var _this=_super.call(this,53006,"Video server is busy")||this;Object.setPrototypeOf(_this,SignalingServerBusyError.prototype);return _this}return SignalingServerBusyError}(TwilioError);exports.SignalingServerBusyError=SignalingServerBusyError;Object.defineProperty(TwilioErrorByCode,53006,{value:SignalingServerBusyError});var RoomNameInvalidError=function(_super){__extends(RoomNameInvalidError,_super);function RoomNameInvalidError(){var _this=_super.call(this,53100,"Room name is invalid")||this;Object.setPrototypeOf(_this,RoomNameInvalidError.prototype);return _this}return RoomNameInvalidError}(TwilioError);exports.RoomNameInvalidError=RoomNameInvalidError;Object.defineProperty(TwilioErrorByCode,53100,{value:RoomNameInvalidError});var RoomNameTooLongError=function(_super){__extends(RoomNameTooLongError,_super);function RoomNameTooLongError(){var _this=_super.call(this,53101,"Room name is too long")||this;Object.setPrototypeOf(_this,RoomNameTooLongError.prototype);return _this}return RoomNameTooLongError}(TwilioError);exports.RoomNameTooLongError=RoomNameTooLongError;Object.defineProperty(TwilioErrorByCode,53101,{value:RoomNameTooLongError});var RoomNameCharsInvalidError=function(_super){__extends(RoomNameCharsInvalidError,_super);function RoomNameCharsInvalidError(){var _this=_super.call(this,53102,"Room name contains invalid characters")||this;Object.setPrototypeOf(_this,RoomNameCharsInvalidError.prototype);return _this}return RoomNameCharsInvalidError}(TwilioError);exports.RoomNameCharsInvalidError=RoomNameCharsInvalidError;Object.defineProperty(TwilioErrorByCode,53102,{value:RoomNameCharsInvalidError});var RoomCreateFailedError=function(_super){__extends(RoomCreateFailedError,_super);function RoomCreateFailedError(){var _this=_super.call(this,53103,"Unable to create Room")||this;Object.setPrototypeOf(_this,RoomCreateFailedError.prototype);return _this}return RoomCreateFailedError}(TwilioError);exports.RoomCreateFailedError=RoomCreateFailedError;Object.defineProperty(TwilioErrorByCode,53103,{value:RoomCreateFailedError});var RoomConnectFailedError=function(_super){__extends(RoomConnectFailedError,_super);function RoomConnectFailedError(){var _this=_super.call(this,53104,"Unable to connect to Room")||this;Object.setPrototypeOf(_this,RoomConnectFailedError.prototype);return _this}return RoomConnectFailedError}(TwilioError);exports.RoomConnectFailedError=RoomConnectFailedError;Object.defineProperty(TwilioErrorByCode,53104,{value:RoomConnectFailedError});var RoomMaxParticipantsExceededError=function(_super){__extends(RoomMaxParticipantsExceededError,_super);function RoomMaxParticipantsExceededError(){var _this=_super.call(this,53105,"Room contains too many Participants")||this;Object.setPrototypeOf(_this,RoomMaxParticipantsExceededError.prototype);return _this}return RoomMaxParticipantsExceededError}(TwilioError);exports.RoomMaxParticipantsExceededError=RoomMaxParticipantsExceededError;Object.defineProperty(TwilioErrorByCode,53105,{value:RoomMaxParticipantsExceededError});var RoomNotFoundError=function(_super){__extends(RoomNotFoundError,_super);function RoomNotFoundError(){var _this=_super.call(this,53106,"Room not found")||this;Object.setPrototypeOf(_this,RoomNotFoundError.prototype);return _this}return RoomNotFoundError}(TwilioError);exports.RoomNotFoundError=RoomNotFoundError;Object.defineProperty(TwilioErrorByCode,53106,{value:RoomNotFoundError});var RoomMaxParticipantsOutOfRangeError=function(_super){__extends(RoomMaxParticipantsOutOfRangeError,_super);function RoomMaxParticipantsOutOfRangeError(){var _this=_super.call(this,53107,"MaxParticipants is out of range")||this;Object.setPrototypeOf(_this,RoomMaxParticipantsOutOfRangeError.prototype);return _this}return RoomMaxParticipantsOutOfRangeError}(TwilioError);exports.RoomMaxParticipantsOutOfRangeError=RoomMaxParticipantsOutOfRangeError;Object.defineProperty(TwilioErrorByCode,53107,{value:RoomMaxParticipantsOutOfRangeError});var RoomTypeInvalidError=function(_super){__extends(RoomTypeInvalidError,_super);function RoomTypeInvalidError(){var _this=_super.call(this,53108,"RoomType is not valid")||this;Object.setPrototypeOf(_this,RoomTypeInvalidError.prototype);return _this}return RoomTypeInvalidError}(TwilioError);exports.RoomTypeInvalidError=RoomTypeInvalidError;Object.defineProperty(TwilioErrorByCode,53108,{value:RoomTypeInvalidError});var RoomTimeoutOutOfRangeError=function(_super){__extends(RoomTimeoutOutOfRangeError,_super);function RoomTimeoutOutOfRangeError(){var _this=_super.call(this,53109,"Timeout is out of range")||this;Object.setPrototypeOf(_this,RoomTimeoutOutOfRangeError.prototype);return _this}return RoomTimeoutOutOfRangeError}(TwilioError);exports.RoomTimeoutOutOfRangeError=RoomTimeoutOutOfRangeError;Object.defineProperty(TwilioErrorByCode,53109,{value:RoomTimeoutOutOfRangeError});var RoomStatusCallbackMethodInvalidError=function(_super){__extends(RoomStatusCallbackMethodInvalidError,_super);function RoomStatusCallbackMethodInvalidError(){var _this=_super.call(this,53110,"StatusCallbackMethod is invalid")||this;Object.setPrototypeOf(_this,RoomStatusCallbackMethodInvalidError.prototype);return _this}return RoomStatusCallbackMethodInvalidError}(TwilioError);exports.RoomStatusCallbackMethodInvalidError=RoomStatusCallbackMethodInvalidError;Object.defineProperty(TwilioErrorByCode,53110,{value:RoomStatusCallbackMethodInvalidError});var RoomStatusCallbackInvalidError=function(_super){__extends(RoomStatusCallbackInvalidError,_super);function RoomStatusCallbackInvalidError(){var _this=_super.call(this,53111,"StatusCallback is invalid")||this;Object.setPrototypeOf(_this,RoomStatusCallbackInvalidError.prototype);return _this}return RoomStatusCallbackInvalidError}(TwilioError);exports.RoomStatusCallbackInvalidError=RoomStatusCallbackInvalidError;Object.defineProperty(TwilioErrorByCode,53111,{value:RoomStatusCallbackInvalidError});var RoomStatusInvalidError=function(_super){__extends(RoomStatusInvalidError,_super);function RoomStatusInvalidError(){var _this=_super.call(this,53112,"Status is invalid")||this;Object.setPrototypeOf(_this,RoomStatusInvalidError.prototype);return _this}return RoomStatusInvalidError}(TwilioError);exports.RoomStatusInvalidError=RoomStatusInvalidError;Object.defineProperty(TwilioErrorByCode,53112,{value:RoomStatusInvalidError});var RoomRoomExistsError=function(_super){__extends(RoomRoomExistsError,_super);function RoomRoomExistsError(){var _this=_super.call(this,53113,"Room exists")||this;Object.setPrototypeOf(_this,RoomRoomExistsError.prototype);return _this}return RoomRoomExistsError}(TwilioError);exports.RoomRoomExistsError=RoomRoomExistsError;Object.defineProperty(TwilioErrorByCode,53113,{value:RoomRoomExistsError});var RoomInvalidParametersError=function(_super){__extends(RoomInvalidParametersError,_super);function RoomInvalidParametersError(){var _this=_super.call(this,53114,"Room creation parameter(s) incompatible with the Room type")||this;Object.setPrototypeOf(_this,RoomInvalidParametersError.prototype);return _this}return RoomInvalidParametersError}(TwilioError);exports.RoomInvalidParametersError=RoomInvalidParametersError;Object.defineProperty(TwilioErrorByCode,53114,{value:RoomInvalidParametersError});var RoomMediaRegionInvalidError=function(_super){__extends(RoomMediaRegionInvalidError,_super);function RoomMediaRegionInvalidError(){var _this=_super.call(this,53115,"MediaRegion is invalid")||this;Object.setPrototypeOf(_this,RoomMediaRegionInvalidError.prototype);return _this}return RoomMediaRegionInvalidError}(TwilioError);exports.RoomMediaRegionInvalidError=RoomMediaRegionInvalidError;Object.defineProperty(TwilioErrorByCode,53115,{value:RoomMediaRegionInvalidError});var RoomMediaRegionUnavailableError=function(_super){__extends(RoomMediaRegionUnavailableError,_super);function RoomMediaRegionUnavailableError(){var _this=_super.call(this,53116,"There are no media servers available in the MediaRegion")||this;Object.setPrototypeOf(_this,RoomMediaRegionUnavailableError.prototype);return _this}return RoomMediaRegionUnavailableError}(TwilioError);exports.RoomMediaRegionUnavailableError=RoomMediaRegionUnavailableError;Object.defineProperty(TwilioErrorByCode,53116,{value:RoomMediaRegionUnavailableError});var RoomSubscriptionOperationNotSupportedError=function(_super){__extends(RoomSubscriptionOperationNotSupportedError,_super);function RoomSubscriptionOperationNotSupportedError(){var _this=_super.call(this,53117,"The subscription operation requested is not supported for the Room type")||this;Object.setPrototypeOf(_this,RoomSubscriptionOperationNotSupportedError.prototype);return _this}return RoomSubscriptionOperationNotSupportedError}(TwilioError);exports.RoomSubscriptionOperationNotSupportedError=RoomSubscriptionOperationNotSupportedError;Object.defineProperty(TwilioErrorByCode,53117,{value:RoomSubscriptionOperationNotSupportedError});var RoomCompletedError=function(_super){__extends(RoomCompletedError,_super);function RoomCompletedError(){var _this=_super.call(this,53118,"Room completed")||this;Object.setPrototypeOf(_this,RoomCompletedError.prototype);return _this}return RoomCompletedError}(TwilioError);exports.RoomCompletedError=RoomCompletedError;Object.defineProperty(TwilioErrorByCode,53118,{value:RoomCompletedError});var RoomAudioOnlyFlagNotSupportedError=function(_super){__extends(RoomAudioOnlyFlagNotSupportedError,_super);function RoomAudioOnlyFlagNotSupportedError(){var _this=_super.call(this,53124,"The AudioOnly flag is not supported for the Room type")||this;Object.setPrototypeOf(_this,RoomAudioOnlyFlagNotSupportedError.prototype);return _this}return RoomAudioOnlyFlagNotSupportedError}(TwilioError);exports.RoomAudioOnlyFlagNotSupportedError=RoomAudioOnlyFlagNotSupportedError;Object.defineProperty(TwilioErrorByCode,53124,{value:RoomAudioOnlyFlagNotSupportedError});var RoomTrackKindNotSupportedError=function(_super){__extends(RoomTrackKindNotSupportedError,_super);function RoomTrackKindNotSupportedError(){var _this=_super.call(this,53125,"The track kind is not supported by the Room")||this;Object.setPrototypeOf(_this,RoomTrackKindNotSupportedError.prototype);return _this}return RoomTrackKindNotSupportedError}(TwilioError);exports.RoomTrackKindNotSupportedError=RoomTrackKindNotSupportedError;Object.defineProperty(TwilioErrorByCode,53125,{
value:RoomTrackKindNotSupportedError});var ParticipantIdentityInvalidError=function(_super){__extends(ParticipantIdentityInvalidError,_super);function ParticipantIdentityInvalidError(){var _this=_super.call(this,53200,"Participant identity is invalid")||this;Object.setPrototypeOf(_this,ParticipantIdentityInvalidError.prototype);return _this}return ParticipantIdentityInvalidError}(TwilioError);exports.ParticipantIdentityInvalidError=ParticipantIdentityInvalidError;Object.defineProperty(TwilioErrorByCode,53200,{value:ParticipantIdentityInvalidError});var ParticipantIdentityTooLongError=function(_super){__extends(ParticipantIdentityTooLongError,_super);function ParticipantIdentityTooLongError(){var _this=_super.call(this,53201,"Participant identity is too long")||this;Object.setPrototypeOf(_this,ParticipantIdentityTooLongError.prototype);return _this}return ParticipantIdentityTooLongError}(TwilioError);exports.ParticipantIdentityTooLongError=ParticipantIdentityTooLongError;Object.defineProperty(TwilioErrorByCode,53201,{value:ParticipantIdentityTooLongError});var ParticipantIdentityCharsInvalidError=function(_super){__extends(ParticipantIdentityCharsInvalidError,_super);function ParticipantIdentityCharsInvalidError(){var _this=_super.call(this,53202,"Participant identity contains invalid characters")||this;Object.setPrototypeOf(_this,ParticipantIdentityCharsInvalidError.prototype);return _this}return ParticipantIdentityCharsInvalidError}(TwilioError);exports.ParticipantIdentityCharsInvalidError=ParticipantIdentityCharsInvalidError;Object.defineProperty(TwilioErrorByCode,53202,{value:ParticipantIdentityCharsInvalidError});var ParticipantMaxTracksExceededError=function(_super){__extends(ParticipantMaxTracksExceededError,_super);function ParticipantMaxTracksExceededError(){var _this=_super.call(this,53203,"The maximum number of published tracks allowed in the Room at the same time has been reached")||this;Object.setPrototypeOf(_this,ParticipantMaxTracksExceededError.prototype);return _this}return ParticipantMaxTracksExceededError}(TwilioError);exports.ParticipantMaxTracksExceededError=ParticipantMaxTracksExceededError;Object.defineProperty(TwilioErrorByCode,53203,{value:ParticipantMaxTracksExceededError});var ParticipantNotFoundError=function(_super){__extends(ParticipantNotFoundError,_super);function ParticipantNotFoundError(){var _this=_super.call(this,53204,"Participant not found")||this;Object.setPrototypeOf(_this,ParticipantNotFoundError.prototype);return _this}return ParticipantNotFoundError}(TwilioError);exports.ParticipantNotFoundError=ParticipantNotFoundError;Object.defineProperty(TwilioErrorByCode,53204,{value:ParticipantNotFoundError});var ParticipantDuplicateIdentityError=function(_super){__extends(ParticipantDuplicateIdentityError,_super);function ParticipantDuplicateIdentityError(){var _this=_super.call(this,53205,"Participant disconnected because of duplicate identity")||this;Object.setPrototypeOf(_this,ParticipantDuplicateIdentityError.prototype);return _this}return ParticipantDuplicateIdentityError}(TwilioError);exports.ParticipantDuplicateIdentityError=ParticipantDuplicateIdentityError;Object.defineProperty(TwilioErrorByCode,53205,{value:ParticipantDuplicateIdentityError});var TrackInvalidError=function(_super){__extends(TrackInvalidError,_super);function TrackInvalidError(){var _this=_super.call(this,53300,"Track is invalid")||this;Object.setPrototypeOf(_this,TrackInvalidError.prototype);return _this}return TrackInvalidError}(TwilioError);exports.TrackInvalidError=TrackInvalidError;Object.defineProperty(TwilioErrorByCode,53300,{value:TrackInvalidError});var TrackNameInvalidError=function(_super){__extends(TrackNameInvalidError,_super);function TrackNameInvalidError(){var _this=_super.call(this,53301,"Track name is invalid")||this;Object.setPrototypeOf(_this,TrackNameInvalidError.prototype);return _this}return TrackNameInvalidError}(TwilioError);exports.TrackNameInvalidError=TrackNameInvalidError;Object.defineProperty(TwilioErrorByCode,53301,{value:TrackNameInvalidError});var TrackNameTooLongError=function(_super){__extends(TrackNameTooLongError,_super);function TrackNameTooLongError(){var _this=_super.call(this,53302,"Track name is too long")||this;Object.setPrototypeOf(_this,TrackNameTooLongError.prototype);return _this}return TrackNameTooLongError}(TwilioError);exports.TrackNameTooLongError=TrackNameTooLongError;Object.defineProperty(TwilioErrorByCode,53302,{value:TrackNameTooLongError});var TrackNameCharsInvalidError=function(_super){__extends(TrackNameCharsInvalidError,_super);function TrackNameCharsInvalidError(){var _this=_super.call(this,53303,"Track name contains invalid characters")||this;Object.setPrototypeOf(_this,TrackNameCharsInvalidError.prototype);return _this}return TrackNameCharsInvalidError}(TwilioError);exports.TrackNameCharsInvalidError=TrackNameCharsInvalidError;Object.defineProperty(TwilioErrorByCode,53303,{value:TrackNameCharsInvalidError});var TrackNameIsDuplicatedError=function(_super){__extends(TrackNameIsDuplicatedError,_super);function TrackNameIsDuplicatedError(){var _this=_super.call(this,53304,"Track name is duplicated")||this;Object.setPrototypeOf(_this,TrackNameIsDuplicatedError.prototype);return _this}return TrackNameIsDuplicatedError}(TwilioError);exports.TrackNameIsDuplicatedError=TrackNameIsDuplicatedError;Object.defineProperty(TwilioErrorByCode,53304,{value:TrackNameIsDuplicatedError});var TrackServerTrackCapacityReachedError=function(_super){__extends(TrackServerTrackCapacityReachedError,_super);function TrackServerTrackCapacityReachedError(){var _this=_super.call(this,53305,"The server has reached capacity and cannot fulfill this request")||this;Object.setPrototypeOf(_this,TrackServerTrackCapacityReachedError.prototype);return _this}return TrackServerTrackCapacityReachedError}(TwilioError);exports.TrackServerTrackCapacityReachedError=TrackServerTrackCapacityReachedError;Object.defineProperty(TwilioErrorByCode,53305,{value:TrackServerTrackCapacityReachedError});var MediaClientLocalDescFailedError=function(_super){__extends(MediaClientLocalDescFailedError,_super);function MediaClientLocalDescFailedError(){var _this=_super.call(this,53400,"Client is unable to create or apply a local media description")||this;Object.setPrototypeOf(_this,MediaClientLocalDescFailedError.prototype);return _this}return MediaClientLocalDescFailedError}(TwilioError);exports.MediaClientLocalDescFailedError=MediaClientLocalDescFailedError;Object.defineProperty(TwilioErrorByCode,53400,{value:MediaClientLocalDescFailedError});var MediaServerLocalDescFailedError=function(_super){__extends(MediaServerLocalDescFailedError,_super);function MediaServerLocalDescFailedError(){var _this=_super.call(this,53401,"Server is unable to create or apply a local media description")||this;Object.setPrototypeOf(_this,MediaServerLocalDescFailedError.prototype);return _this}return MediaServerLocalDescFailedError}(TwilioError);exports.MediaServerLocalDescFailedError=MediaServerLocalDescFailedError;Object.defineProperty(TwilioErrorByCode,53401,{value:MediaServerLocalDescFailedError});var MediaClientRemoteDescFailedError=function(_super){__extends(MediaClientRemoteDescFailedError,_super);function MediaClientRemoteDescFailedError(){var _this=_super.call(this,53402,"Client is unable to apply a remote media description")||this;Object.setPrototypeOf(_this,MediaClientRemoteDescFailedError.prototype);return _this}return MediaClientRemoteDescFailedError}(TwilioError);exports.MediaClientRemoteDescFailedError=MediaClientRemoteDescFailedError;Object.defineProperty(TwilioErrorByCode,53402,{value:MediaClientRemoteDescFailedError});var MediaServerRemoteDescFailedError=function(_super){__extends(MediaServerRemoteDescFailedError,_super);function MediaServerRemoteDescFailedError(){var _this=_super.call(this,53403,"Server is unable to apply a remote media description")||this;Object.setPrototypeOf(_this,MediaServerRemoteDescFailedError.prototype);return _this}return MediaServerRemoteDescFailedError}(TwilioError);exports.MediaServerRemoteDescFailedError=MediaServerRemoteDescFailedError;Object.defineProperty(TwilioErrorByCode,53403,{value:MediaServerRemoteDescFailedError});var MediaNoSupportedCodecError=function(_super){__extends(MediaNoSupportedCodecError,_super);function MediaNoSupportedCodecError(){var _this=_super.call(this,53404,"No supported codec")||this;Object.setPrototypeOf(_this,MediaNoSupportedCodecError.prototype);return _this}return MediaNoSupportedCodecError}(TwilioError);exports.MediaNoSupportedCodecError=MediaNoSupportedCodecError;Object.defineProperty(TwilioErrorByCode,53404,{value:MediaNoSupportedCodecError});var MediaConnectionError=function(_super){__extends(MediaConnectionError,_super);function MediaConnectionError(){var _this=_super.call(this,53405,"Media connection failed or Media activity ceased")||this;Object.setPrototypeOf(_this,MediaConnectionError.prototype);return _this}return MediaConnectionError}(TwilioError);exports.MediaConnectionError=MediaConnectionError;Object.defineProperty(TwilioErrorByCode,53405,{value:MediaConnectionError});var MediaDTLSTransportFailedError=function(_super){__extends(MediaDTLSTransportFailedError,_super);function MediaDTLSTransportFailedError(){var _this=_super.call(this,53407,"Media connection failed due to DTLS handshake failure")||this;Object.setPrototypeOf(_this,MediaDTLSTransportFailedError.prototype);return _this}return MediaDTLSTransportFailedError}(TwilioError);exports.MediaDTLSTransportFailedError=MediaDTLSTransportFailedError;Object.defineProperty(TwilioErrorByCode,53407,{value:MediaDTLSTransportFailedError});var ConfigurationAcquireFailedError=function(_super){__extends(ConfigurationAcquireFailedError,_super);function ConfigurationAcquireFailedError(){var _this=_super.call(this,53500,"Unable to acquire configuration")||this;Object.setPrototypeOf(_this,ConfigurationAcquireFailedError.prototype);return _this}return ConfigurationAcquireFailedError}(TwilioError);exports.ConfigurationAcquireFailedError=ConfigurationAcquireFailedError;Object.defineProperty(TwilioErrorByCode,53500,{value:ConfigurationAcquireFailedError});var ConfigurationAcquireTurnFailedError=function(_super){__extends(ConfigurationAcquireTurnFailedError,_super);function ConfigurationAcquireTurnFailedError(){var _this=_super.call(this,53501,"Unable to acquire TURN credentials")||this;Object.setPrototypeOf(_this,ConfigurationAcquireTurnFailedError.prototype);return _this}return ConfigurationAcquireTurnFailedError}(TwilioError);exports.ConfigurationAcquireTurnFailedError=ConfigurationAcquireTurnFailedError;Object.defineProperty(TwilioErrorByCode,53501,{value:ConfigurationAcquireTurnFailedError})},{"./twilioerror":144}],144:[function(require,module,exports){"use strict";var __extends=this&&this.__extends||function(){var extendStatics=function(d,b){extendStatics=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(d,b){d.__proto__=b}||function(d,b){for(var p in b)if(Object.prototype.hasOwnProperty.call(b,p))d[p]=b[p]};return extendStatics(d,b)};return function(d,b){if(typeof b!=="function"&&b!==null)throw new TypeError("Class extends value "+String(b)+" is not a constructor or null");extendStatics(d,b);function __(){this.constructor=d}d.prototype=b===null?Object.create(b):(__.prototype=b.prototype,new __)}}();var __read=this&&this.__read||function(o,n){var m=typeof Symbol==="function"&&o[Symbol.iterator];if(!m)return o;var i=m.call(o),r,ar=[],e;try{while((n===void 0||n-- >0)&&!(r=i.next()).done)ar.push(r.value)}catch(error){e={error:error}}finally{try{if(r&&!r.done&&(m=i["return"]))m.call(i)}finally{if(e)throw e.error}}return ar};var __spreadArray=this&&this.__spreadArray||function(to,from){for(var i=0,il=from.length,j=to.length;i<il;i++,j++)to[j]=from[i];return to};var TwilioError=function(_super){__extends(TwilioError,_super);function TwilioError(code){var _this=this;var args=[].slice.call(arguments,1);_this=_super.apply(this,__spreadArray([],__read(args)))||this;Object.setPrototypeOf(_this,TwilioError.prototype);var error=Error.apply(_this,args);error.name="TwilioError";Object.defineProperty(_this,"code",{value:code,enumerable:true});Object.getOwnPropertyNames(error).forEach(function(prop){Object.defineProperty(this,prop,{value:error[prop],enumerable:true})},_this);return _this}TwilioError.prototype.toString=function(){var message=this.message?": "+this.message:"";return this.name+" "+this.code+message};return TwilioError}(Error);module.exports=TwilioError},{}],145:[function(require,module,exports){"use strict";var isNonArrayObject=require("./").isNonArrayObject;var _a=require("./constants"),E=_a.typeErrors,clientTrackSwitchOffControl=_a.clientTrackSwitchOffControl,videoContentPreferencesMode=_a.videoContentPreferencesMode,subscriptionMode=_a.subscriptionMode,trackPriority=_a.trackPriority,trackSwitchOffMode=_a.trackSwitchOffMode;function validateBandwidthProfile(bandwidthProfile){var error=validateObject(bandwidthProfile,"options.bandwidthProfile");if(!bandwidthProfile||error){return error}error=validateObject(bandwidthProfile.video,"options.bandwidthProfile.video",[{prop:"contentPreferencesMode",values:Object.values(videoContentPreferencesMode)},{prop:"dominantSpeakerPriority",values:Object.values(trackPriority)},{prop:"maxSubscriptionBitrate",type:"number"},{prop:"maxTracks",type:"number"},{prop:"mode",values:Object.values(subscriptionMode)},{prop:"clientTrackSwitchOffControl",values:Object.values(clientTrackSwitchOffControl)},{prop:"trackSwitchOffMode",values:Object.values(trackSwitchOffMode)}]);if(error){return error}if(bandwidthProfile.video){if("maxTracks"in bandwidthProfile.video&&"clientTrackSwitchOffControl"in bandwidthProfile.video){return new TypeError("options.bandwidthProfile.video.maxTracks is deprecated. Use options.bandwidthProfile.video.clientTrackSwitchOffControl instead.")}if("renderDimensions"in bandwidthProfile.video&&"contentPreferencesMode"in bandwidthProfile.video){return new TypeError("options.bandwidthProfile.video.renderDimensions is deprecated. Use options.bandwidthProfile.video.contentPreferencesMode instead.")}return validateRenderDimensions(bandwidthProfile.video.renderDimensions)}return null}function validateLocalTrack(track,options){if(!(track instanceof options.LocalAudioTrack||track instanceof options.LocalDataTrack||track instanceof options.LocalVideoTrack||track instanceof options.MediaStreamTrack)){throw E.INVALID_TYPE("track","LocalAudioTrack, LocalVideoTrack, LocalDataTrack, or MediaStreamTrack")}}function validateObject(object,name,propChecks){if(propChecks===void 0){propChecks=[]}if(typeof object==="undefined"){return null}if(object===null||!isNonArrayObject(object)){return E.INVALID_TYPE(name,"object")}return propChecks.reduce(function(error,_a){var prop=_a.prop,type=_a.type,values=_a.values;if(error||!(prop in object)){return error}var value=object[prop];if(type&&typeof value!==type){return E.INVALID_TYPE(name+"."+prop,type)}if(type==="number"&&isNaN(value)){return E.INVALID_TYPE(name+"."+prop,type)}if(Array.isArray(values)&&!values.includes(value)){return E.INVALID_VALUE(name+"."+prop,values)}return error},null)}function validateRenderDimensions(renderDimensions){var name="options.bandwidthProfile.video.renderDimensions";var error=validateObject(renderDimensions,name);return renderDimensions?error||Object.values(trackPriority).reduce(function(error,prop){return error||validateObject(renderDimensions[prop],name+"."+prop,[{prop:"height",type:"number"},{prop:"width",type:"number"}])},null):error}exports.validateBandwidthProfile=validateBandwidthProfile;exports.validateLocalTrack=validateLocalTrack;exports.validateObject=validateObject},{"./":126,"./constants":120}],146:[function(require,module,exports){var noop=function(){};var undefinedType="undefined";var isIE=typeof window!==undefinedType&&typeof window.navigator!==undefinedType&&/Trident\/|MSIE /.test(window.navigator.userAgent);var logMethods=["trace","debug","info","warn","error"];function bindMethod(obj,methodName){var method=obj[methodName];if(typeof method.bind==="function"){return method.bind(obj)}else{try{return Function.prototype.bind.call(method,obj)}catch(e){return function(){return Function.prototype.apply.apply(method,[obj,arguments])}}}}function traceForIE(){if(console.log){if(console.log.apply){console.log.apply(console,arguments)}else{Function.prototype.apply.apply(console.log,[console,arguments])}}if(console.trace)console.trace()}function realMethod(methodName){if(methodName==="debug"){methodName="log"}if(typeof console===undefinedType){return false}else if(methodName==="trace"&&isIE){return traceForIE}else if(console[methodName]!==undefined){return bindMethod(console,methodName)}else if(console.log!==undefined){return bindMethod(console,"log")}else{return noop}}function replaceLoggingMethods(level,loggerName){for(var i=0;i<logMethods.length;i++){var methodName=logMethods[i];this[methodName]=i<level?noop:this.methodFactory(methodName,level,loggerName)}this.log=this.debug}function enableLoggingWhenConsoleArrives(methodName,level,loggerName){return function(){if(typeof console!==undefinedType){replaceLoggingMethods.call(this,level,loggerName);this[methodName].apply(this,arguments)}}}function defaultMethodFactory(methodName,level,loggerName){return realMethod(methodName)||enableLoggingWhenConsoleArrives.apply(this,arguments)}function Logger(name,defaultLevel,factory){var self=this;var currentLevel;var storageKey="loglevel";if(typeof name==="string"){storageKey+=":"+name}else if(typeof name==="symbol"){storageKey=undefined}function persistLevelIfPossible(levelNum){var levelName=(logMethods[levelNum]||"silent").toUpperCase();if(typeof window===undefinedType||!storageKey)return;try{window.localStorage[storageKey]=levelName;return}catch(ignore){}try{window.document.cookie=encodeURIComponent(storageKey)+"="+levelName+";"}catch(ignore){}}function getPersistedLevel(){var storedLevel;if(typeof window===undefinedType||!storageKey)return;try{storedLevel=window.localStorage[storageKey]}catch(ignore){}if(typeof storedLevel===undefinedType){try{var cookie=window.document.cookie;var location=cookie.indexOf(encodeURIComponent(storageKey)+"=");if(location!==-1){storedLevel=/^([^;]+)/.exec(cookie.slice(location))[1]}}catch(ignore){}}if(self.levels[storedLevel]===undefined){storedLevel=undefined}return storedLevel}self.name=name;self.levels={TRACE:0,DEBUG:1,INFO:2,WARN:3,ERROR:4,SILENT:5};self.methodFactory=factory||defaultMethodFactory;self.getLevel=function(){return currentLevel};self.setLevel=function(level,persist){if(typeof level==="string"&&self.levels[level.toUpperCase()]!==undefined){level=self.levels[level.toUpperCase()]}if(typeof level==="number"&&level>=0&&level<=self.levels.SILENT){currentLevel=level;if(persist!==false){persistLevelIfPossible(level)}replaceLoggingMethods.call(self,level,name);if(typeof console===undefinedType&&level<self.levels.SILENT){return"No console available for logging"}}else{throw"log.setLevel() called with invalid level: "+level}};self.setDefaultLevel=function(level){if(!getPersistedLevel()){self.setLevel(level,false)}};self.enableAll=function(persist){self.setLevel(self.levels.TRACE,persist)};self.disableAll=function(persist){self.setLevel(self.levels.SILENT,persist)};var initialLevel=getPersistedLevel();if(initialLevel==null){initialLevel=defaultLevel==null?"WARN":defaultLevel}self.setLevel(initialLevel,false)}var defaultLogger=new Logger;var _loggersByName={};defaultLogger.getLogger=function getLogger(name){if(typeof name!=="symbol"&&typeof name!=="string"||name===""){throw new TypeError("You must supply a name when creating a logger.")}var logger=_loggersByName[name];if(!logger){logger=_loggersByName[name]=new Logger(name,defaultLogger.getLevel(),defaultLogger.methodFactory)}return logger};var _log=typeof window!==undefinedType?window.log:undefined;defaultLogger.noConflict=function(){if(typeof window!==undefinedType&&window.log===defaultLogger){window.log=_log}return defaultLogger};defaultLogger.getLoggers=function getLoggers(){return _loggersByName};defaultLogger["default"]=defaultLogger;module.exports=defaultLogger},{}],147:[function(require,module,exports){"use strict";var NativeAudioContext=typeof AudioContext!=="undefined"?AudioContext:typeof webkitAudioContext!=="undefined"?webkitAudioContext:null;var AudioContextFactory=function(){function AudioContextFactory(options){options=Object.assign({AudioContext:NativeAudioContext},options);Object.defineProperties(this,{_AudioContext:{value:options.AudioContext},_audioContext:{value:null,writable:true},_holders:{value:new Set},AudioContextFactory:{enumerable:true,value:AudioContextFactory}})}AudioContextFactory.prototype.getOrCreate=function(holder){if(!this._holders.has(holder)){this._holders.add(holder);if(this._AudioContext&&!this._audioContext){try{this._audioContext=new this._AudioContext}catch(error){}}}return this._audioContext};AudioContextFactory.prototype.release=function(holder){if(this._holders.has(holder)){this._holders.delete(holder);if(!this._holders.size&&this._audioContext){this._audioContext.close();this._audioContext=null}}};return AudioContextFactory}();module.exports=new AudioContextFactory},{}],148:[function(require,module,exports){"use strict";function delay(timeout){timeout=typeof timeout==="number"?timeout:0;return new Promise(function(resolve){return setTimeout(resolve,timeout)})}function detectSilence(audioContext,stream,timeout){timeout=typeof timeout==="number"?timeout:250;var source=audioContext.createMediaStreamSource(stream);var analyser=audioContext.createAnalyser();analyser.fftSize=2048;source.connect(analyser);var samples=new Uint8Array(analyser.fftSize);var timeoutDidFire=false;setTimeout(function(){timeoutDidFire=true},timeout);function doDetectSilence(){if(timeoutDidFire){return Promise.resolve(true)}analyser.getByteTimeDomainData(samples);return samples.some(function(sample){return sample!==128&&sample!==0})?Promise.resolve(false):delay().then(doDetectSilence)}return doDetectSilence().then(function(isSilent){source.disconnect();return isSilent},function(error){source.disconnect();throw error})}module.exports=detectSilence},{}],149:[function(require,module,exports){"use strict";var detectSilence=require("./detectsilence");function workaround(log,getUserMedia,constraints,n,timeout){n=typeof n==="number"?n:3;var retry=0;var AudioContextFactory=require("./audiocontext");var holder={};var audioContext=AudioContextFactory.getOrCreate(holder);function doWorkaround(){return getUserMedia(constraints).then(function(stream){var isSilentPromise=constraints.audio?detectSilence(audioContext,stream,timeout).catch(function(err){log.warn("Encountered an error while detecting silence",err);return true}):Promise.resolve(false);return isSilentPromise.then(function(isSilent){if(!isSilent){log.info("Got a non-silent audio MediaStreamTrack; returning it.");return stream}else if(n<=0){log.warn("Got a silent audio MediaStreamTrack. Normally we would try to get a new one, but we've run out of retries; returning it anyway.");return stream}log.warn("Got a silent audio MediaStreamTrack. Stopping all MediaStreamTracks and calling getUserMedia again. This is retry #"+ ++retry+".");stream.getTracks().forEach(function(track){return track.stop()});n--;return doWorkaround()})})}return doWorkaround().then(function(stream){AudioContextFactory.release(holder);return stream},function(error){AudioContextFactory.release(holder);throw error})}module.exports=workaround},{"./audiocontext":147,"./detectsilence":148}],150:[function(require,module,exports){"use strict";var flatMap=require("./util").flatMap;var guessBrowser=require("./util").guessBrowser;var guessBrowserVersion=require("./util").guessBrowserVersion;var getSdpFormat=require("./util/sdp").getSdpFormat;var guess=guessBrowser();var guessVersion=guessBrowserVersion();var isChrome=guess==="chrome";var isFirefox=guess==="firefox";var isSafari=guess==="safari";var chromeMajorVersion=isChrome?guessVersion.major:null;var CHROME_LEGACY_MAX_AUDIO_LEVEL=32767;function getStats(peerConnection,options){if(!(peerConnection&&typeof peerConnection.getStats==="function")){return Promise.reject(new Error("Given PeerConnection does not support getStats"))}return _getStats(peerConnection,options)}function _getStats(peerConnection,options){var localAudioTracks=getTracks(peerConnection,"audio","local");var localVideoTracks=getTracks(peerConnection,"video","local");var remoteAudioTracks=getTracks(peerConnection,"audio");var remoteVideoTracks=getTracks(peerConnection,"video");var statsResponse={activeIceCandidatePair:null,localAudioTrackStats:[],localVideoTrackStats:[],remoteAudioTrackStats:[],remoteVideoTrackStats:[]};var trackStatsPromises=flatMap([[localAudioTracks,"localAudioTrackStats",false],[localVideoTracks,"localVideoTrackStats",false],[remoteAudioTracks,"remoteAudioTrackStats",true],[remoteVideoTracks,"remoteVideoTrackStats",true]],function(triple){var tracks=triple[0];var statsArrayName=triple[1];var isRemote=triple[2];return tracks.map(function(track){return getTrackStats(peerConnection,track,Object.assign({isRemote:isRemote},options)).then(function(trackStatsArray){trackStatsArray.forEach(function(trackStats){trackStats.trackId=track.id;statsResponse[statsArrayName].push(trackStats)})})})});return Promise.all(trackStatsPromises).then(function(){return getActiveIceCandidatePairStats(peerConnection,options)}).then(function(activeIceCandidatePairStatsReport){statsResponse.activeIceCandidatePair=activeIceCandidatePairStatsReport;return statsResponse})}function getActiveIceCandidatePairStats(peerConnection,options){options=options||{};if(typeof options.testForChrome!=="undefined"||isChrome||typeof options.testForSafari!=="undefined"||isSafari){return peerConnection.getStats().then(standardizeChromeOrSafariActiveIceCandidatePairStats)}if(typeof options.testForFirefox!=="undefined"||isFirefox){return peerConnection.getStats().then(standardizeFirefoxActiveIceCandidatePairStats)}return Promise.reject(new Error("RTCPeerConnection#getStats() not supported"))}function standardizeChromeOrSafariActiveIceCandidatePairStats(stats){var activeCandidatePairStats=Array.from(stats.values()).find(function(stat){return stat.type==="candidate-pair"&&stat.nominated});if(!activeCandidatePairStats){return null}var activeLocalCandidateStats=stats.get(activeCandidatePairStats.localCandidateId);var activeRemoteCandidateStats=stats.get(activeCandidatePairStats.remoteCandidateId);var standardizedCandidateStatsKeys=[{key:"candidateType",type:"string"},{key:"ip",type:"string"},{key:"port",type:"number"},{key:"priority",type:"number"},{key:"protocol",type:"string"},{key:"url",type:"string"}];var standardizedLocalCandidateStatsKeys=standardizedCandidateStatsKeys.concat([{key:"deleted",type:"boolean"},{key:"relayProtocol",type:"string"}]);var standatdizedLocalCandidateStatsReport=activeLocalCandidateStats?standardizedLocalCandidateStatsKeys.reduce(function(report,keyInfo){report[keyInfo.key]=typeof activeLocalCandidateStats[keyInfo.key]===keyInfo.type?activeLocalCandidateStats[keyInfo.key]:keyInfo.key==="deleted"?false:null;return report},{}):null;var standardizedRemoteCandidateStatsReport=activeRemoteCandidateStats?standardizedCandidateStatsKeys.reduce(function(report,keyInfo){report[keyInfo.key]=typeof activeRemoteCandidateStats[keyInfo.key]===keyInfo.type?activeRemoteCandidateStats[keyInfo.key]:null;return report},{}):null;return[{key:"availableIncomingBitrate",type:"number"},{key:"availableOutgoingBitrate",type:"number"},{key:"bytesReceived",type:"number"},{key:"bytesSent",type:"number"},{key:"consentRequestsSent",type:"number"},{key:"currentRoundTripTime",type:"number"},{key:"lastPacketReceivedTimestamp",type:"number"},{key:"lastPacketSentTimestamp",type:"number"},{key:"nominated",type:"boolean"},{key:"priority",type:"number"},{key:"readable",type:"boolean"},{key:"requestsReceived",type:"number"},{key:"requestsSent",type:"number"},{key:"responsesReceived",type:"number"},{key:"responsesSent",type:"number"},{key:"retransmissionsReceived",type:"number"},{key:"retransmissionsSent",type:"number"},{key:"state",type:"string",fixup:function(state){return state==="inprogress"?"in-progress":state}},{key:"totalRoundTripTime",type:"number"},{key:"transportId",type:"string"},{key:"writable",type:"boolean"}].reduce(function(report,keyInfo){report[keyInfo.key]=typeof activeCandidatePairStats[keyInfo.key]===keyInfo.type?keyInfo.fixup?keyInfo.fixup(activeCandidatePairStats[keyInfo.key]):activeCandidatePairStats[keyInfo.key]:null;return report},{localCandidate:standatdizedLocalCandidateStatsReport,remoteCandidate:standardizedRemoteCandidateStatsReport})}function standardizeFirefoxActiveIceCandidatePairStats(stats){var activeCandidatePairStats=Array.from(stats.values()).find(function(stat){return stat.type==="candidate-pair"&&stat.nominated});if(!activeCandidatePairStats){return null}var activeLocalCandidateStats=stats.get(activeCandidatePairStats.localCandidateId);var activeRemoteCandidateStats=stats.get(activeCandidatePairStats.remoteCandidateId);var standardizedCandidateStatsKeys=[{key:"candidateType",type:"string"},{key:"ip",ffKeys:["address","ipAddress"],type:"string"},{key:"port",ffKeys:["portNumber"],type:"number"},{key:"priority",type:"number"},{key:"protocol",ffKeys:["transport"],type:"string"},{key:"url",type:"string"}];var standardizedLocalCandidateStatsKeys=standardizedCandidateStatsKeys.concat([{key:"deleted",type:"boolean"},{key:"relayProtocol",type:"string"}]);var candidateTypes={host:"host",peerreflexive:"prflx",relayed:"relay",serverreflexive:"srflx"};var standatdizedLocalCandidateStatsReport=activeLocalCandidateStats?standardizedLocalCandidateStatsKeys.reduce(function(report,keyInfo){var key=keyInfo.ffKeys&&keyInfo.ffKeys.find(function(key){return key in activeLocalCandidateStats})||keyInfo.key;report[keyInfo.key]=typeof activeLocalCandidateStats[key]===keyInfo.type?key==="candidateType"?candidateTypes[activeLocalCandidateStats[key]]||activeLocalCandidateStats[key]:activeLocalCandidateStats[key]:key==="deleted"?false:null;return report},{}):null;var standardizedRemoteCandidateStatsReport=activeRemoteCandidateStats?standardizedCandidateStatsKeys.reduce(function(report,keyInfo){var key=keyInfo.ffKeys&&keyInfo.ffKeys.find(function(key){return key in activeRemoteCandidateStats})||keyInfo.key;report[keyInfo.key]=typeof activeRemoteCandidateStats[key]===keyInfo.type?key==="candidateType"?candidateTypes[activeRemoteCandidateStats[key]]||activeRemoteCandidateStats[key]:activeRemoteCandidateStats[key]:null;return report},{}):null;return[{key:"availableIncomingBitrate",type:"number"},{key:"availableOutgoingBitrate",type:"number"},{key:"bytesReceived",type:"number"},{key:"bytesSent",type:"number"},{key:"consentRequestsSent",type:"number"},{key:"currentRoundTripTime",type:"number"},{key:"lastPacketReceivedTimestamp",type:"number"},{key:"lastPacketSentTimestamp",type:"number"},{key:"nominated",type:"boolean"},{key:"priority",type:"number"},{key:"readable",type:"boolean"},{key:"requestsReceived",type:"number"},{key:"requestsSent",type:"number"},{key:"responsesReceived",type:"number"},{key:"responsesSent",type:"number"},{key:"retransmissionsReceived",type:"number"},{key:"retransmissionsSent",type:"number"},{key:"state",type:"string"},{key:"totalRoundTripTime",type:"number"},{key:"transportId",type:"string"},{key:"writable",type:"boolean"}].reduce(function(report,keyInfo){report[keyInfo.key]=typeof activeCandidatePairStats[keyInfo.key]===keyInfo.type?activeCandidatePairStats[keyInfo.key]:null;return report},{localCandidate:standatdizedLocalCandidateStatsReport,remoteCandidate:standardizedRemoteCandidateStatsReport})}function getTracks(peerConnection,kind,localOrRemote){var getSendersOrReceivers=localOrRemote==="local"?"getSenders":"getReceivers";if(peerConnection[getSendersOrReceivers]){return peerConnection[getSendersOrReceivers]().map(function(senderOrReceiver){
return senderOrReceiver.track}).filter(function(track){return track&&track.kind===kind})}var getStreams=localOrRemote==="local"?"getLocalStreams":"getRemoteStreams";return flatMap(peerConnection[getStreams](),function(stream){var getTracks=kind==="audio"?"getAudioTracks":"getVideoTracks";return stream[getTracks]()})}function getTrackStats(peerConnection,track,options){options=options||{};if(typeof options.testForChrome!=="undefined"||isChrome){return chromeOrSafariGetTrackStats(peerConnection,track)}if(typeof options.testForFirefox!=="undefined"||isFirefox){return firefoxGetTrackStats(peerConnection,track,options.isRemote)}if(typeof options.testForSafari!=="undefined"||isSafari){if(typeof options.testForSafari!=="undefined"||getSdpFormat()==="unified"){return chromeOrSafariGetTrackStats(peerConnection,track)}return Promise.reject(new Error(["getStats() is not supported on this version of Safari","due to this bug: https://bugs.webkit.org/show_bug.cgi?id=192601"].join(" ")))}return Promise.reject(new Error("RTCPeerConnection#getStats() not supported"))}function chromeOrSafariGetTrackStats(peerConnection,track){return new Promise(function(resolve,reject){if(chromeMajorVersion&&chromeMajorVersion<67){peerConnection.getStats(function(response){resolve([standardizeChromeLegacyStats(response,track)])},null,reject);return}peerConnection.getStats(track).then(function(response){resolve(standardizeChromeOrSafariStats(response))},reject)})}function firefoxGetTrackStats(peerConnection,track,isRemote){return new Promise(function(resolve,reject){peerConnection.getStats(track).then(function(response){resolve([standardizeFirefoxStats(response,isRemote)])},reject)})}function standardizeChromeLegacyStats(response,track){var ssrcReport=response.result().find(function(report){return report.type==="ssrc"&&report.stat("googTrackId")===track.id});var standardizedStats={};if(ssrcReport){standardizedStats.timestamp=Math.round(Number(ssrcReport.timestamp));standardizedStats=ssrcReport.names().reduce(function(stats,name){switch(name){case"googCodecName":stats.codecName=ssrcReport.stat(name);break;case"googRtt":stats.roundTripTime=Number(ssrcReport.stat(name));break;case"googJitterReceived":stats.jitter=Number(ssrcReport.stat(name));break;case"googFrameWidthInput":stats.frameWidthInput=Number(ssrcReport.stat(name));break;case"googFrameHeightInput":stats.frameHeightInput=Number(ssrcReport.stat(name));break;case"googFrameWidthSent":stats.frameWidthSent=Number(ssrcReport.stat(name));break;case"googFrameHeightSent":stats.frameHeightSent=Number(ssrcReport.stat(name));break;case"googFrameWidthReceived":stats.frameWidthReceived=Number(ssrcReport.stat(name));break;case"googFrameHeightReceived":stats.frameHeightReceived=Number(ssrcReport.stat(name));break;case"googFrameRateInput":stats.frameRateInput=Number(ssrcReport.stat(name));break;case"googFrameRateSent":stats.frameRateSent=Number(ssrcReport.stat(name));break;case"googFrameRateReceived":stats.frameRateReceived=Number(ssrcReport.stat(name));break;case"ssrc":stats[name]=ssrcReport.stat(name);break;case"bytesReceived":case"bytesSent":case"packetsLost":case"packetsReceived":case"packetsSent":case"audioInputLevel":case"audioOutputLevel":stats[name]=Number(ssrcReport.stat(name));break}return stats},standardizedStats)}return standardizedStats}function standardizeChromeOrSafariStats(response){var inbound=null;var outbound=[];var remoteInbound=null;var remoteOutbound=null;var track=null;var codec=null;response.forEach(function(stat){switch(stat.type){case"inbound-rtp":inbound=stat;break;case"outbound-rtp":outbound.push(stat);break;case"track":track=stat;break;case"codec":codec=stat;break;case"remote-inbound-rtp":remoteInbound=stat;break;case"remote-outbound-rtp":remoteOutbound=stat;break}});var isRemote=track&&track.remoteSource;var mainSources=isRemote?[inbound]:outbound;var stats=[];var remoteSource=isRemote?remoteOutbound:remoteInbound;mainSources.forEach(function(source){var standardizedStats={};var statSources=[source,track,codec,remoteSource&&remoteSource.ssrc===source.ssrc?remoteSource:null];function getStatValue(name){var sourceFound=statSources.find(function(statSource){return statSource&&typeof statSource[name]!=="undefined"})||null;return sourceFound?sourceFound[name]:null}var ssrc=getStatValue("ssrc");if(typeof ssrc==="number"){standardizedStats.ssrc=String(ssrc)}var timestamp=getStatValue("timestamp");standardizedStats.timestamp=Math.round(timestamp);var mimeType=getStatValue("mimeType");if(typeof mimeType==="string"){mimeType=mimeType.split("/");standardizedStats.codecName=mimeType[mimeType.length-1]}var roundTripTime=getStatValue("roundTripTime");if(typeof roundTripTime==="number"){standardizedStats.roundTripTime=Math.round(roundTripTime*1e3)}var jitter=getStatValue("jitter");if(typeof jitter==="number"){standardizedStats.jitter=Math.round(jitter*1e3)}var frameWidth=getStatValue("frameWidth");if(typeof frameWidth==="number"){if(isRemote){standardizedStats.frameWidthReceived=frameWidth}else{standardizedStats.frameWidthSent=frameWidth}}var frameHeight=getStatValue("frameHeight");if(typeof frameHeight==="number"){if(isRemote){standardizedStats.frameHeightReceived=frameHeight}else{standardizedStats.frameHeightSent=frameHeight}}var framesPerSecond=getStatValue("framesPerSecond");if(typeof framesPerSecond==="number"){standardizedStats.frameRateSent=framesPerSecond}var bytesReceived=getStatValue("bytesReceived");if(typeof bytesReceived==="number"){standardizedStats.bytesReceived=bytesReceived}var bytesSent=getStatValue("bytesSent");if(typeof bytesSent==="number"){standardizedStats.bytesSent=bytesSent}var packetsLost=getStatValue("packetsLost");if(typeof packetsLost==="number"){standardizedStats.packetsLost=packetsLost}var packetsReceived=getStatValue("packetsReceived");if(typeof packetsReceived==="number"){standardizedStats.packetsReceived=packetsReceived}var packetsSent=getStatValue("packetsSent");if(typeof packetsSent==="number"){standardizedStats.packetsSent=packetsSent}var audioLevel=getStatValue("audioLevel");if(typeof audioLevel==="number"){audioLevel=Math.round(audioLevel*CHROME_LEGACY_MAX_AUDIO_LEVEL);if(isRemote){standardizedStats.audioOutputLevel=audioLevel}else{standardizedStats.audioInputLevel=audioLevel}}var totalPacketSendDalay=getStatValue("totalPacketSendDelay");if(typeof totalPacketSendDalay==="number"){standardizedStats.totalPacketSendDelay=totalPacketSendDalay}var totalEncodeTime=getStatValue("totalEncodeTime");if(typeof totalEncodeTime==="number"){standardizedStats.totalEncodeTime=totalEncodeTime}var framesEncoded=getStatValue("framesEncoded");if(typeof framesEncoded==="number"){standardizedStats.framesEncoded=framesEncoded}var estimatedPlayoutTimestamp=getStatValue("estimatedPlayoutTimestamp");if(typeof estimatedPlayoutTimestamp==="number"){standardizedStats.estimatedPlayoutTimestamp=estimatedPlayoutTimestamp}var totalDecodeTime=getStatValue("totalDecodeTime");if(typeof totalDecodeTime==="number"){standardizedStats.totalDecodeTime=totalDecodeTime}var framesDecoded=getStatValue("framesDecoded");if(typeof framesDecoded==="number"){standardizedStats.framesDecoded=framesDecoded}var jitterBufferDelay=getStatValue("jitterBufferDelay");if(typeof jitterBufferDelay==="number"){standardizedStats.jitterBufferDelay=jitterBufferDelay}var jitterBufferEmittedCount=getStatValue("jitterBufferEmittedCount");if(typeof jitterBufferEmittedCount==="number"){standardizedStats.jitterBufferEmittedCount=jitterBufferEmittedCount}stats.push(standardizedStats)});return stats}function standardizeFirefoxStats(response,isRemote){response=response||new Map;var inbound=null;var outbound=null;response.forEach(function(stat){if(stat.isRemote){return}switch(stat.type){case"inbound-rtp":inbound=stat;outbound=response.get(stat.remoteId);break;case"outbound-rtp":outbound=stat;inbound=response.get(stat.remoteId);break}});var first=isRemote?inbound:outbound;var second=isRemote?outbound:inbound;function getStatValue(name){if(first&&typeof first[name]!=="undefined"){return first[name]}if(second&&typeof second[name]!=="undefined"){return second[name]}return null}var standardizedStats={};var timestamp=getStatValue("timestamp");standardizedStats.timestamp=Math.round(timestamp);var ssrc=getStatValue("ssrc");if(typeof ssrc==="number"){standardizedStats.ssrc=String(ssrc)}var bytesSent=getStatValue("bytesSent");if(typeof bytesSent==="number"){standardizedStats.bytesSent=bytesSent}var packetsLost=getStatValue("packetsLost");if(typeof packetsLost==="number"){standardizedStats.packetsLost=packetsLost}var packetsSent=getStatValue("packetsSent");if(typeof packetsSent==="number"){standardizedStats.packetsSent=packetsSent}var roundTripTime=getStatValue("roundTripTime");if(typeof roundTripTime==="number"){standardizedStats.roundTripTime=Math.round(roundTripTime*1e3)}var jitter=getStatValue("jitter");if(typeof jitter==="number"){standardizedStats.jitter=Math.round(jitter*1e3)}var frameRateSent=getStatValue("framerateMean");if(typeof frameRateSent==="number"){standardizedStats.frameRateSent=Math.round(frameRateSent)}var bytesReceived=getStatValue("bytesReceived");if(typeof bytesReceived==="number"){standardizedStats.bytesReceived=bytesReceived}var packetsReceived=getStatValue("packetsReceived");if(typeof packetsReceived==="number"){standardizedStats.packetsReceived=packetsReceived}var frameRateReceived=getStatValue("framerateMean");if(typeof frameRateReceived==="number"){standardizedStats.frameRateReceived=Math.round(frameRateReceived)}var totalPacketSendDalay=getStatValue("totalPacketSendDelay");if(typeof totalPacketSendDalay==="number"){standardizedStats.totalPacketSendDelay=totalPacketSendDalay}var totalEncodeTime=getStatValue("totalEncodeTime");if(typeof totalEncodeTime==="number"){standardizedStats.totalEncodeTime=totalEncodeTime}var framesEncoded=getStatValue("framesEncoded");if(typeof framesEncoded==="number"){standardizedStats.framesEncoded=framesEncoded}var estimatedPlayoutTimestamp=getStatValue("estimatedPlayoutTimestamp");if(typeof estimatedPlayoutTimestamp==="number"){standardizedStats.estimatedPlayoutTimestamp=estimatedPlayoutTimestamp}var totalDecodeTime=getStatValue("totalDecodeTime");if(typeof totalDecodeTime==="number"){standardizedStats.totalDecodeTime=totalDecodeTime}var framesDecoded=getStatValue("framesDecoded");if(typeof framesDecoded==="number"){standardizedStats.framesDecoded=framesDecoded}var jitterBufferDelay=getStatValue("jitterBufferDelay");if(typeof jitterBufferDelay==="number"){standardizedStats.jitterBufferDelay=jitterBufferDelay}var jitterBufferEmittedCount=getStatValue("jitterBufferEmittedCount");if(typeof jitterBufferEmittedCount==="number"){standardizedStats.jitterBufferEmittedCount=jitterBufferEmittedCount}return standardizedStats}module.exports=getStats},{"./util":165,"./util/sdp":167}],151:[function(require,module,exports){"use strict";function getUserMedia(constraints){if(typeof navigator==="object"&&typeof navigator.mediaDevices==="object"&&typeof navigator.mediaDevices.getUserMedia==="function"){constraints=constraints||{audio:true,video:true};return navigator.mediaDevices.getUserMedia(constraints)}return Promise.reject(new Error("getUserMedia is not supported"))}module.exports=getUserMedia},{}],152:[function(require,module,exports){"use strict";var WebRTC={};Object.defineProperties(WebRTC,{getStats:{enumerable:true,value:require("./getstats")},getUserMedia:{enumerable:true,value:require("./getusermedia")},MediaStream:{enumerable:true,value:require("./mediastream")},MediaStreamTrack:{enumerable:true,value:require("./mediastreamtrack")},RTCIceCandidate:{enumerable:true,value:require("./rtcicecandidate")},RTCPeerConnection:{enumerable:true,value:require("./rtcpeerconnection")},RTCSessionDescription:{enumerable:true,value:require("./rtcsessiondescription")},version:{enumerable:true,value:require("../package.json").version}});module.exports=WebRTC},{"../package.json":168,"./getstats":150,"./getusermedia":151,"./mediastream":153,"./mediastreamtrack":154,"./rtcicecandidate":155,"./rtcpeerconnection":158,"./rtcsessiondescription":163}],153:[function(require,module,exports){"use strict";if(typeof MediaStream==="function"){module.exports=MediaStream}else{module.exports=function MediaStream(){throw new Error("MediaStream is not supported")}}},{}],154:[function(require,module,exports){"use strict";if(typeof MediaStreamTrack==="function"){module.exports=MediaStreamTrack}else{module.exports=function MediaStreamTrack(){throw new Error("MediaStreamTrack is not supported")}}},{}],155:[function(require,module,exports){"use strict";if(typeof RTCIceCandidate==="function"){module.exports=RTCIceCandidate}else{module.exports=function RTCIceCandidate(){throw new Error("RTCIceCandidate is not supported")}}},{}],156:[function(require,module,exports){"use strict";var ChromeRTCSessionDescription=require("../rtcsessiondescription/chrome");var EventTarget=require("../util/eventtarget");var inherits=require("util").inherits;var Latch=require("../util/latch");var MediaStream=require("../mediastream");var RTCRtpSenderShim=require("../rtcrtpsender");var sdpUtils=require("../util/sdp");var util=require("../util");var isIOSChrome=require("../util").isIOSChrome;var isUnifiedPlan=sdpUtils.getSdpFormat()==="unified";function ChromeRTCPeerConnection(configuration,constraints){if(!(this instanceof ChromeRTCPeerConnection)){return new ChromeRTCPeerConnection(configuration,constraints)}EventTarget.call(this);configuration=configuration||{};var newConfiguration=Object.assign(configuration.iceTransportPolicy?{iceTransports:configuration.iceTransportPolicy}:{},configuration);util.interceptEvent(this,"datachannel");util.interceptEvent(this,"signalingstatechange");var sdpFormat=sdpUtils.getSdpFormat(newConfiguration.sdpSemantics);var peerConnection=new RTCPeerConnection(newConfiguration,constraints);Object.defineProperties(this,{_appliedTracksToSSRCs:{value:new Map,writable:true},_localStream:{value:new MediaStream},_peerConnection:{value:peerConnection},_pendingLocalOffer:{value:null,writable:true},_pendingRemoteOffer:{value:null,writable:true},_rolledBackTracksToSSRCs:{value:new Map,writable:true},_sdpFormat:{value:sdpFormat},_senders:{value:new Map},_signalingStateLatch:{value:new Latch},_tracksToSSRCs:{value:new Map,writable:true},localDescription:{enumerable:true,get:function(){return this._pendingLocalOffer?this._pendingLocalOffer:peerConnection.localDescription}},remoteDescription:{enumerable:true,get:function(){return this._pendingRemoteOffer?this._pendingRemoteOffer:peerConnection.remoteDescription}},signalingState:{enumerable:true,get:function(){if(this._pendingLocalOffer){return"have-local-offer"}else if(this._pendingRemoteOffer){return"have-remote-offer"}return peerConnection.signalingState}}});var self=this;peerConnection.addEventListener("datachannel",function ondatachannel(event){shimDataChannel(event.channel);self.dispatchEvent(event)});peerConnection.addEventListener("signalingstatechange",function onsignalingstatechange(){if(peerConnection.signalingState==="stable"){self._appliedTracksToSSRCs=new Map(self._tracksToSSRCs)}if(!self._pendingLocalOffer&&!self._pendingRemoteOffer){self.dispatchEvent.apply(self,arguments)}});peerConnection.ontrack=function ontrack(){};if(typeof RTCPeerConnection.prototype.addTrack!=="function"){peerConnection.addStream(this._localStream)}util.proxyProperties(RTCPeerConnection.prototype,this,peerConnection)}inherits(ChromeRTCPeerConnection,EventTarget);if(typeof RTCPeerConnection.prototype.addTrack!=="function"){ChromeRTCPeerConnection.prototype.addTrack=function addTrack(){var args=[].slice.call(arguments);var track=args[0];if(this._peerConnection.signalingState==="closed"){throw new Error("Cannot add MediaStreamTrack ["+track.id+", "+track.kind+"]: RTCPeerConnection is closed")}var sender=this._senders.get(track);if(sender&&sender.track){throw new Error("Cannot add MediaStreamTrack ["+track.id+", "+track.kind+"]: RTCPeerConnection already has it")}this._peerConnection.removeStream(this._localStream);this._localStream.addTrack(track);this._peerConnection.addStream(this._localStream);sender=new RTCRtpSenderShim(track);this._senders.set(track,sender);return sender};ChromeRTCPeerConnection.prototype.removeTrack=function removeTrack(sender){if(this._peerConnection.signalingState==="closed"){throw new Error("Cannot remove MediaStreamTrack: RTCPeerConnection is closed")}var track=sender.track;if(!track){return}sender=this._senders.get(track);if(sender&&sender.track){sender.track=null;this._peerConnection.removeStream(this._localStream);this._localStream.removeTrack(track);this._peerConnection.addStream(this._localStream)}};ChromeRTCPeerConnection.prototype.getSenders=function getSenders(){return Array.from(this._senders.values())}}else{ChromeRTCPeerConnection.prototype.removeTrack=function removeTrack(sender){if(this._peerConnection.signalingState==="closed"){throw new Error("Cannot remove MediaStreamTrack: RTCPeerConnection is closed")}try{this._peerConnection.removeTrack(sender)}catch(e){}}}ChromeRTCPeerConnection.prototype.addIceCandidate=function addIceCandidate(candidate){var args=[].slice.call(arguments);var promise;var self=this;if(this.signalingState==="have-remote-offer"){promise=this._signalingStateLatch.when("low").then(function signalingStatesResolved(){return self._peerConnection.addIceCandidate(candidate)})}else{promise=this._peerConnection.addIceCandidate(candidate)}return args.length>1?util.legacyPromise(promise,args[1],args[2]):promise};ChromeRTCPeerConnection.prototype.close=function close(){if(this.signalingState!=="closed"){this._pendingLocalOffer=null;this._pendingRemoteOffer=null;this._peerConnection.close()}};ChromeRTCPeerConnection.prototype.createAnswer=function createAnswer(){var args=[].slice.call(arguments);var promise;var self=this;if(this._pendingRemoteOffer){promise=this._peerConnection.setRemoteDescription(this._pendingRemoteOffer).then(function setRemoteDescriptionSucceeded(){self._signalingStateLatch.lower();return self._peerConnection.createAnswer()}).then(function createAnswerSucceeded(answer){self._pendingRemoteOffer=null;self._rolledBackTracksToSSRCs.clear();return new ChromeRTCSessionDescription({type:"answer",sdp:updateTrackIdsToSSRCs(self._sdpFormat,self._tracksToSSRCs,answer.sdp)})},function setRemoteDescriptionOrCreateAnswerFailed(error){self._pendingRemoteOffer=null;throw error})}else{promise=this._peerConnection.createAnswer().then(function(answer){self._rolledBackTracksToSSRCs.clear();return new ChromeRTCSessionDescription({type:"answer",sdp:updateTrackIdsToSSRCs(self._sdpFormat,self._tracksToSSRCs,answer.sdp)})})}return args.length>1?util.legacyPromise(promise,args[0],args[1]):promise};ChromeRTCPeerConnection.prototype.createOffer=function createOffer(){var args=[].slice.call(arguments);var options=(args.length>1?args[2]:args[0])||{};var self=this;if(isIOSChrome()){if(options.offerToReceiveVideo&&!this._audioTransceiver&&!(isUnifiedPlan&&hasReceiversForTracksOfKind(this,"audio"))){delete options.offerToReceiveAudio;try{this._audioTransceiver=isUnifiedPlan?this.addTransceiver("audio",{direction:"recvonly"}):this.addTransceiver("audio")}catch(e){return Promise.reject(e)}}if(options.offerToReceiveVideo&&!this._videoTransceiver&&!(isUnifiedPlan&&hasReceiversForTracksOfKind(this,"video"))){delete options.offerToReceiveVideo;try{this._videoTransceiver=isUnifiedPlan?this.addTransceiver("video",{direction:"recvonly"}):this.addTransceiver("video")}catch(e){return Promise.reject(e)}}}var promise=this._peerConnection.createOffer(options).then(function(offer){self._rolledBackTracksToSSRCs.clear();return new ChromeRTCSessionDescription({type:offer.type,sdp:updateTrackIdsToSSRCs(self._sdpFormat,self._tracksToSSRCs,offer.sdp)})});return args.length>1?util.legacyPromise(promise,args[0],args[1]):promise};ChromeRTCPeerConnection.prototype.createDataChannel=function createDataChannel(label,dataChannelDict){dataChannelDict=shimDataChannelInit(dataChannelDict);var dataChannel=this._peerConnection.createDataChannel(label,dataChannelDict);shimDataChannel(dataChannel);return dataChannel};ChromeRTCPeerConnection.prototype.setLocalDescription=function setLocalDescription(){var args=[].slice.call(arguments);var description=args[0];if(this._rolledBackTracksToSSRCs.size>0){this._tracksToSSRCs=new Map(this._rolledBackTracksToSSRCs);this._rolledBackTracksToSSRCs.clear()}var promise=setDescription(this,true,description);return args.length>1?util.legacyPromise(promise,args[1],args[2]):promise};ChromeRTCPeerConnection.prototype.setRemoteDescription=function setRemoteDescription(){var args=[].slice.call(arguments);var description=args[0];this._rolledBackTracksToSSRCs.clear();var promise=setDescription(this,false,description);return args.length>1?util.legacyPromise(promise,args[1],args[2]):promise};util.delegateMethods(RTCPeerConnection.prototype,ChromeRTCPeerConnection.prototype,"_peerConnection");function setDescription(peerConnection,local,description){function setPendingLocalOffer(offer){if(local){peerConnection._pendingLocalOffer=offer}else{peerConnection._pendingRemoteOffer=offer}}function clearPendingLocalOffer(){if(local){peerConnection._pendingLocalOffer=null}else{peerConnection._pendingRemoteOffer=null}}var pendingLocalOffer=local?peerConnection._pendingLocalOffer:peerConnection._pendingRemoteOffer;var pendingRemoteOffer=local?peerConnection._pendingRemoteOffer:peerConnection._pendingLocalOffer;var intermediateState=local?"have-local-offer":"have-remote-offer";var setLocalDescription=local?"setLocalDescription":"setRemoteDescription";var promise;if(!local&&pendingRemoteOffer&&description.type==="answer"){promise=setRemoteAnswer(peerConnection,description)}else if(description.type==="offer"){if(peerConnection.signalingState!==intermediateState&&peerConnection.signalingState!=="stable"){return Promise.reject(new Error("Cannot set "+(local?"local":"remote")+" offer in state "+peerConnection.signalingState))}if(!pendingLocalOffer&&peerConnection._signalingStateLatch.state==="low"){peerConnection._signalingStateLatch.raise()}var previousSignalingState=peerConnection.signalingState;setPendingLocalOffer(unwrap(description));promise=Promise.resolve();if(peerConnection.signalingState!==previousSignalingState){promise.then(function dispatchSignalingStateChangeEvent(){peerConnection.dispatchEvent(new Event("signalingstatechange"))})}}else if(description.type==="rollback"){if(peerConnection.signalingState!==intermediateState){promise=Promise.reject(new Error("Cannot rollback "+(local?"local":"remote")+" description in "+peerConnection.signalingState))}else{clearPendingLocalOffer();peerConnection._rolledBackTracksToSSRCs=new Map(peerConnection._tracksToSSRCs);peerConnection._tracksToSSRCs=new Map(peerConnection._appliedTracksToSSRCs);promise=Promise.resolve();promise.then(function dispatchSignalingStateChangeEvent(){peerConnection.dispatchEvent(new Event("signalingstatechange"))})}}return promise||peerConnection._peerConnection[setLocalDescription](unwrap(description))}function setRemoteAnswer(peerConnection,answer){var pendingLocalOffer=peerConnection._pendingLocalOffer;return peerConnection._peerConnection.setLocalDescription(pendingLocalOffer).then(function setLocalOfferSucceeded(){peerConnection._pendingLocalOffer=null;return peerConnection.setRemoteDescription(answer)}).then(function setRemoteAnswerSucceeded(){peerConnection._signalingStateLatch.lower()})}function hasReceiversForTracksOfKind(peerConnection,kind){return!!peerConnection.getTransceivers().find(function(transceiver){return transceiver.receiver&&transceiver.receiver.track&&transceiver.receiver.track.kind===kind})}function unwrap(description){if(description instanceof ChromeRTCSessionDescription){if(description._description){return description._description}}return new RTCSessionDescription(description)}function needsMaxPacketLifeTimeShim(){return"maxRetransmitTime"in RTCDataChannel.prototype&&!("maxPacketLifeTime"in RTCDataChannel.prototype)}function shimDataChannelInit(dataChannelDict){dataChannelDict=Object.assign({},dataChannelDict);if(needsMaxPacketLifeTimeShim()&&"maxPacketLifeTime"in dataChannelDict){dataChannelDict.maxRetransmitTime=dataChannelDict.maxPacketLifeTime}return dataChannelDict}function shimDataChannel(dataChannel){Object.defineProperty(dataChannel,"maxRetransmits",{value:dataChannel.maxRetransmits===65535?null:dataChannel.maxRetransmits});if(needsMaxPacketLifeTimeShim()){Object.defineProperty(dataChannel,"maxPacketLifeTime",{value:dataChannel.maxRetransmitTime===65535?null:dataChannel.maxRetransmitTime})}return dataChannel}function updateTrackIdsToSSRCs(sdpFormat,tracksToSSRCs,sdp){return sdpFormat==="unified"?sdpUtils.updateUnifiedPlanTrackIdsToSSRCs(tracksToSSRCs,sdp):sdpUtils.updatePlanBTrackIdsToSSRCs(tracksToSSRCs,sdp)}module.exports=ChromeRTCPeerConnection},{"../mediastream":153,"../rtcrtpsender":160,"../rtcsessiondescription/chrome":161,"../util":165,"../util/eventtarget":164,"../util/latch":166,"../util/sdp":167,util:198}],157:[function(require,module,exports){"use strict";var EventTarget=require("../util/eventtarget");var FirefoxRTCSessionDescription=require("../rtcsessiondescription/firefox");var inherits=require("util").inherits;var updateTracksToSSRCs=require("../util/sdp").updateUnifiedPlanTrackIdsToSSRCs;var util=require("../util");var needsWorkaroundForBug1480277=typeof navigator==="object"&&navigator.userAgent&&(navigator.userAgent.match(/Firefox\/61/)||navigator.userAgent.match(/Firefox\/62/));function FirefoxRTCPeerConnection(configuration){if(!(this instanceof FirefoxRTCPeerConnection)){return new FirefoxRTCPeerConnection(configuration)}EventTarget.call(this);util.interceptEvent(this,"signalingstatechange");var peerConnection=new RTCPeerConnection(configuration);Object.defineProperties(this,{_initiallyNegotiatedDtlsRole:{value:null,writable:true},_isClosed:{value:false,writable:true},_peerConnection:{value:peerConnection},_rollingBack:{value:false,writable:true},_tracksToSSRCs:{value:new Map},iceGatheringState:{enumerable:true,get:function(){return this._isClosed?"complete":this._peerConnection.iceGatheringState}},localDescription:{enumerable:true,get:function(){return overwriteWithInitiallyNegotiatedDtlsRole(this._peerConnection.localDescription,this._initiallyNegotiatedDtlsRole)}},signalingState:{enumerable:true,get:function(){return this._isClosed?"closed":this._peerConnection.signalingState}}});var self=this;var previousSignalingState;peerConnection.addEventListener("signalingstatechange",function onsignalingstatechange(){if(!self._rollingBack&&self.signalingState!==previousSignalingState){previousSignalingState=self.signalingState;var dispatchEventToSelf=self.dispatchEvent.apply.bind(self.dispatchEvent,self,arguments);if(self._isClosed){setTimeout(dispatchEventToSelf)}else{dispatchEventToSelf()}}});util.proxyProperties(RTCPeerConnection.prototype,this,peerConnection)}inherits(FirefoxRTCPeerConnection,EventTarget);Object.defineProperty(FirefoxRTCPeerConnection.prototype,"peerIdentity",{enumerable:true,value:Promise.resolve({idp:"",name:""})});if(needsWorkaroundForBug1480277){FirefoxRTCPeerConnection.prototype.addTrack=function addTrack(){var track=arguments[0];var sender=this._peerConnection.addTrack.apply(this._peerConnection,arguments);sender.replaceTrack(track);return sender}}FirefoxRTCPeerConnection.prototype.createAnswer=function createAnswer(){var args=[].slice.call(arguments);var promise;var self=this;promise=this._peerConnection.createAnswer().then(function createAnswerSucceeded(answer){saveInitiallyNegotiatedDtlsRole(self,answer);return overwriteWithInitiallyNegotiatedDtlsRole(answer,self._initiallyNegotiatedDtlsRole)});return typeof args[0]==="function"?util.legacyPromise(promise,args[0],args[1]):promise};FirefoxRTCPeerConnection.prototype.createOffer=function createOffer(){var args=[].slice.call(arguments);var options=(args.length>1?args[2]:args[0])||{};var promise;var self=this;if(this.signalingState==="have-local-offer"||this.signalingState==="have-remote-offer"){var local=this.signalingState==="have-local-offer";promise=rollback(this,local,function rollbackSucceeded(){return self.createOffer(options)})}else{promise=self._peerConnection.createOffer(options)}promise=promise.then(function(offer){return new FirefoxRTCSessionDescription({type:offer.type,sdp:updateTracksToSSRCs(self._tracksToSSRCs,offer.sdp)})});return args.length>1?util.legacyPromise(promise,args[0],args[1]):promise};FirefoxRTCPeerConnection.prototype.setLocalDescription=function setLocalDescription(){var args=[].slice.call(arguments);var description=args[0];var promise;if(description&&description.type==="answer"&&this.signalingState==="have-local-offer"){promise=Promise.reject(new Error("Cannot set local answer in state have-local-offer"))}if(promise){return args.length>1?util.legacyPromise(promise,args[1],args[2]):promise}return this._peerConnection.setLocalDescription.apply(this._peerConnection,args)};FirefoxRTCPeerConnection.prototype.setRemoteDescription=function setRemoteDescription(){var args=[].slice.call(arguments);var description=args[0];var promise;var self=this;if(description&&this.signalingState==="have-remote-offer"){if(description.type==="answer"){promise=Promise.reject(new Error("Cannot set remote answer in state have-remote-offer"))}else if(description.type==="offer"){promise=rollback(this,false,function rollbackSucceeded(){return self._peerConnection.setRemoteDescription(description)})}}if(!promise){promise=this._peerConnection.setRemoteDescription(description)}promise=promise.then(function setRemoteDescriptionSucceeded(){saveInitiallyNegotiatedDtlsRole(self,description,true)});return args.length>1?util.legacyPromise(promise,args[1],args[2]):promise};FirefoxRTCPeerConnection.prototype.close=function close(){if(this.signalingState!=="closed"){this._isClosed=true;this._peerConnection.close()}};util.delegateMethods(RTCPeerConnection.prototype,FirefoxRTCPeerConnection.prototype,"_peerConnection");function rollback(peerConnection,local,onceRolledBack){var setLocalDescription=local?"setLocalDescription":"setRemoteDescription";peerConnection._rollingBack=true;return peerConnection._peerConnection[setLocalDescription](new FirefoxRTCSessionDescription({type:"rollback"})).then(onceRolledBack).then(function onceRolledBackSucceeded(result){peerConnection._rollingBack=false;return result},function rollbackOrOnceRolledBackFailed(error){peerConnection._rollingBack=false;throw error})}function saveInitiallyNegotiatedDtlsRole(peerConnection,description,remote){if(peerConnection._initiallyNegotiatedDtlsRole||description.type==="offer"){return}var match=description.sdp.match(/a=setup:([a-z]+)/);if(!match){return}var dtlsRole=match[1];peerConnection._initiallyNegotiatedDtlsRole=remote?{active:"passive",passive:"active"}[dtlsRole]:dtlsRole}function overwriteWithInitiallyNegotiatedDtlsRole(description,dtlsRole){if(description&&description.type==="answer"&&dtlsRole){return new FirefoxRTCSessionDescription({type:description.type,sdp:description.sdp.replace(/a=setup:[a-z]+/g,"a=setup:"+dtlsRole)})}return description}module.exports=FirefoxRTCPeerConnection},{"../rtcsessiondescription/firefox":162,"../util":165,"../util/eventtarget":164,"../util/sdp":167,util:198}],158:[function(require,module,exports){"use strict";if(typeof RTCPeerConnection==="function"){var guessBrowser=require("../util").guessBrowser;switch(guessBrowser()){case"chrome":module.exports=require("./chrome");break;case"firefox":module.exports=require("./firefox");break;case"safari":module.exports=require("./safari");break;default:module.exports=RTCPeerConnection;break}}else{module.exports=function RTCPeerConnection(){throw new Error("RTCPeerConnection is not supported")}}},{"../util":165,"./chrome":156,"./firefox":157,"./safari":159}],159:[function(require,module,exports){"use strict";var EventTarget=require("../util/eventtarget");var inherits=require("util").inherits;var Latch=require("../util/latch")
;var sdpUtils=require("../util/sdp");var util=require("../util");var isUnifiedPlan=sdpUtils.getSdpFormat()==="unified";var updateTrackIdsToSSRCs=isUnifiedPlan?sdpUtils.updateUnifiedPlanTrackIdsToSSRCs:sdpUtils.updatePlanBTrackIdsToSSRCs;function SafariRTCPeerConnection(configuration){if(!(this instanceof SafariRTCPeerConnection)){return new SafariRTCPeerConnection(configuration)}EventTarget.call(this);util.interceptEvent(this,"datachannel");util.interceptEvent(this,"iceconnectionstatechange");util.interceptEvent(this,"signalingstatechange");util.interceptEvent(this,"track");var peerConnection=new RTCPeerConnection(configuration);Object.defineProperties(this,{_appliedTracksToSSRCs:{value:new Map,writable:true},_audioTransceiver:{value:null,writable:true},_isClosed:{value:false,writable:true},_peerConnection:{value:peerConnection},_pendingLocalOffer:{value:null,writable:true},_pendingRemoteOffer:{value:null,writable:true},_rolledBackTracksToSSRCs:{value:new Map,writable:true},_signalingStateLatch:{value:new Latch},_tracksToSSRCs:{value:new Map,writable:true},_videoTransceiver:{value:null,writable:true},localDescription:{enumerable:true,get:function(){return this._pendingLocalOffer||this._peerConnection.localDescription}},iceConnectionState:{enumerable:true,get:function(){return this._isClosed?"closed":this._peerConnection.iceConnectionState}},iceGatheringState:{enumerable:true,get:function(){return this._isClosed?"complete":this._peerConnection.iceGatheringState}},remoteDescription:{enumerable:true,get:function(){return this._pendingRemoteOffer||this._peerConnection.remoteDescription}},signalingState:{enumerable:true,get:function(){if(this._isClosed){return"closed"}else if(this._pendingLocalOffer){return"have-local-offer"}else if(this._pendingRemoteOffer){return"have-remote-offer"}return this._peerConnection.signalingState}}});var self=this;peerConnection.addEventListener("datachannel",function ondatachannel(event){shimDataChannel(event.channel);self.dispatchEvent(event)});peerConnection.addEventListener("iceconnectionstatechange",function oniceconnectionstatechange(){if(self._isClosed){return}self.dispatchEvent.apply(self,arguments)});peerConnection.addEventListener("signalingstatechange",function onsignalingstatechange(){if(self._isClosed){return}if(peerConnection.signalingState==="stable"){self._appliedTracksToSSRCs=new Map(self._tracksToSSRCs)}if(!self._pendingLocalOffer&&!self._pendingRemoteOffer){self.dispatchEvent.apply(self,arguments)}});peerConnection.addEventListener("track",function ontrack(event){self._pendingRemoteOffer=null;self.dispatchEvent(event)});util.proxyProperties(RTCPeerConnection.prototype,this,peerConnection)}inherits(SafariRTCPeerConnection,EventTarget);SafariRTCPeerConnection.prototype.addIceCandidate=function addIceCandidate(candidate){var self=this;if(this.signalingState==="have-remote-offer"){return this._signalingStateLatch.when("low").then(function signalingStatesResolved(){return self._peerConnection.addIceCandidate(candidate)})}return this._peerConnection.addIceCandidate(candidate)};SafariRTCPeerConnection.prototype.createOffer=function createOffer(options){options=Object.assign({},options);var self=this;if(options.offerToReceiveVideo&&!this._audioTransceiver&&!(isUnifiedPlan&&hasReceiversForTracksOfKind(this,"audio"))){delete options.offerToReceiveAudio;try{this._audioTransceiver=isUnifiedPlan?this.addTransceiver("audio",{direction:"recvonly"}):this.addTransceiver("audio")}catch(e){return Promise.reject(e)}}if(options.offerToReceiveVideo&&!this._videoTransceiver&&!(isUnifiedPlan&&hasReceiversForTracksOfKind(this,"video"))){delete options.offerToReceiveVideo;try{this._videoTransceiver=isUnifiedPlan?this.addTransceiver("video",{direction:"recvonly"}):this.addTransceiver("video")}catch(e){return Promise.reject(e)}}return this._peerConnection.createOffer(options).then(function(offer){self._rolledBackTracksToSSRCs.clear();return new RTCSessionDescription({type:offer.type,sdp:updateTrackIdsToSSRCs(self._tracksToSSRCs,offer.sdp)})})};SafariRTCPeerConnection.prototype.createAnswer=function createAnswer(options){var self=this;if(this._pendingRemoteOffer){return this._peerConnection.setRemoteDescription(this._pendingRemoteOffer).then(function setRemoteDescriptionSucceeded(){self._signalingStateLatch.lower();return self._peerConnection.createAnswer()}).then(function createAnswerSucceeded(answer){self._pendingRemoteOffer=null;self._rolledBackTracksToSSRCs.clear();return isUnifiedPlan?new RTCSessionDescription({type:answer.type,sdp:updateTrackIdsToSSRCs(self._tracksToSSRCs,answer.sdp)}):answer},function setRemoteDescriptionOrCreateAnswerFailed(error){self._pendingRemoteOffer=null;throw error})}return this._peerConnection.createAnswer(options).then(function createAnswerSucceeded(answer){self._rolledBackTracksToSSRCs.clear();return isUnifiedPlan?new RTCSessionDescription({type:answer.type,sdp:updateTrackIdsToSSRCs(self._tracksToSSRCs,answer.sdp)}):answer})};SafariRTCPeerConnection.prototype.createDataChannel=function createDataChannel(label,dataChannelDict){var dataChannel=this._peerConnection.createDataChannel(label,dataChannelDict);shimDataChannel(dataChannel);return dataChannel};SafariRTCPeerConnection.prototype.removeTrack=function removeTrack(sender){sender.replaceTrack(null);this._peerConnection.removeTrack(sender)};SafariRTCPeerConnection.prototype.setLocalDescription=function setLocalDescription(description){if(this._rolledBackTracksToSSRCs.size>0){this._tracksToSSRCs=new Map(this._rolledBackTracksToSSRCs);this._rolledBackTracksToSSRCs.clear()}return setDescription(this,true,description)};SafariRTCPeerConnection.prototype.setRemoteDescription=function setRemoteDescription(description){this._rolledBackTracksToSSRCs.clear();return setDescription(this,false,description)};SafariRTCPeerConnection.prototype.close=function close(){if(this._isClosed){return}this._isClosed=true;this._peerConnection.close();var self=this;setTimeout(function(){self.dispatchEvent(new Event("iceconnectionstatechange"));self.dispatchEvent(new Event("signalingstatechange"))})};util.delegateMethods(RTCPeerConnection.prototype,SafariRTCPeerConnection.prototype,"_peerConnection");function setDescription(peerConnection,local,description){function setPendingLocalOffer(offer){if(local){peerConnection._pendingLocalOffer=offer}else{peerConnection._pendingRemoteOffer=offer}}function clearPendingLocalOffer(){if(local){peerConnection._pendingLocalOffer=null}else{peerConnection._pendingRemoteOffer=null}}var pendingLocalOffer=local?peerConnection._pendingLocalOffer:peerConnection._pendingRemoteOffer;var pendingRemoteOffer=local?peerConnection._pendingRemoteOffer:peerConnection._pendingLocalOffer;var intermediateState=local?"have-local-offer":"have-remote-offer";var setLocalDescription=local?"setLocalDescription":"setRemoteDescription";if(!local&&pendingRemoteOffer&&description.type==="answer"){return setRemoteAnswer(peerConnection,description)}else if(description.type==="offer"){if(peerConnection.signalingState!==intermediateState&&peerConnection.signalingState!=="stable"){return Promise.reject(new Error("Cannot set "+(local?"local":"remote")+" offer in state "+peerConnection.signalingState))}if(!pendingLocalOffer&&peerConnection._signalingStateLatch.state==="low"){peerConnection._signalingStateLatch.raise()}var previousSignalingState=peerConnection.signalingState;setPendingLocalOffer(description);if(peerConnection.signalingState!==previousSignalingState){return Promise.resolve().then(function dispatchSignalingStateChangeEvent(){peerConnection.dispatchEvent(new Event("signalingstatechange"))})}return Promise.resolve()}else if(description.type==="rollback"){if(peerConnection.signalingState!==intermediateState){return Promise.reject(new Error("Cannot rollback "+(local?"local":"remote")+" description in "+peerConnection.signalingState))}clearPendingLocalOffer();peerConnection._rolledBackTracksToSSRCs=new Map(peerConnection._tracksToSSRCs);peerConnection._tracksToSSRCs=new Map(peerConnection._appliedTracksToSSRCs);return Promise.resolve().then(function dispatchSignalingStateChangeEvent(){peerConnection.dispatchEvent(new Event("signalingstatechange"))})}return peerConnection._peerConnection[setLocalDescription](description)}function setRemoteAnswer(peerConnection,answer){var pendingLocalOffer=peerConnection._pendingLocalOffer;return peerConnection._peerConnection.setLocalDescription(pendingLocalOffer).then(function setLocalOfferSucceeded(){peerConnection._pendingLocalOffer=null;return peerConnection.setRemoteDescription(answer)}).then(function setRemoteAnswerSucceeded(){peerConnection._signalingStateLatch.lower()})}function hasReceiversForTracksOfKind(peerConnection,kind){return!!peerConnection.getTransceivers().find(function(transceiver){return transceiver.receiver&&transceiver.receiver.track&&transceiver.receiver.track.kind===kind})}function shimDataChannel(dataChannel){return Object.defineProperties(dataChannel,{maxPacketLifeTime:{value:dataChannel.maxPacketLifeTime===65535?null:dataChannel.maxPacketLifeTime},maxRetransmits:{value:dataChannel.maxRetransmits===65535?null:dataChannel.maxRetransmits}})}module.exports=SafariRTCPeerConnection},{"../util":165,"../util/eventtarget":164,"../util/latch":166,"../util/sdp":167,util:198}],160:[function(require,module,exports){"use strict";function RTCRtpSenderShim(track){Object.defineProperties(this,{track:{enumerable:true,value:track,writable:true}})}module.exports=RTCRtpSenderShim},{}],161:[function(require,module,exports){"use strict";function ChromeRTCSessionDescription(descriptionInitDict){if(!(this instanceof ChromeRTCSessionDescription)){return new ChromeRTCSessionDescription(descriptionInitDict)}var description=descriptionInitDict&&descriptionInitDict.type==="rollback"?null:new RTCSessionDescription(descriptionInitDict);Object.defineProperties(this,{_description:{get:function(){return description}},sdp:{enumerable:true,value:description?description.sdp:descriptionInitDict.sdp},type:{enumerable:true,value:description?description.type:descriptionInitDict.type}})}module.exports=ChromeRTCSessionDescription},{}],162:[function(require,module,exports){"use strict";module.exports=RTCSessionDescription},{}],163:[function(require,module,exports){"use strict";if(typeof RTCSessionDescription==="function"){var guessBrowser=require("../util").guessBrowser;switch(guessBrowser()){case"chrome":module.exports=require("./chrome");break;case"firefox":module.exports=require("./firefox");break;default:module.exports=RTCSessionDescription;break}}else{module.exports=function RTCSessionDescription(){throw new Error("RTCSessionDescription is not supported")}}},{"../util":165,"./chrome":161,"./firefox":162}],164:[function(require,module,exports){"use strict";var EventEmitter=require("events").EventEmitter;function EventTarget(){Object.defineProperties(this,{_eventEmitter:{value:new EventEmitter}})}EventTarget.prototype.dispatchEvent=function dispatchEvent(event){return this._eventEmitter.emit(event.type,event)};EventTarget.prototype.addEventListener=function addEventListener(){return this._eventEmitter.addListener.apply(this._eventEmitter,arguments)};EventTarget.prototype.removeEventListener=function removeEventListener(){return this._eventEmitter.removeListener.apply(this._eventEmitter,arguments)};module.exports=EventTarget},{events:179}],165:[function(require,module,exports){"use strict";function defer(){var deferred={};deferred.promise=new Promise(function(resolve,reject){deferred.resolve=resolve;deferred.reject=reject});return deferred}function delegateMethod(source,wrapper,target,methodName){if(methodName in wrapper){return}else if(methodName.match(/^on[a-z]+$/)){return}var isProperty=false;try{var propDesc=Object.getOwnPropertyDescriptor(source,methodName);isProperty=propDesc&&!!propDesc.get}catch(error){}if(isProperty){return}var type;try{type=typeof source[methodName]}catch(error){}if(type!=="function"){return}wrapper[methodName]=function(){return this[target][methodName].apply(this[target],arguments)}}function delegateMethods(source,wrapper,target){for(var methodName in source){delegateMethod(source,wrapper,target,methodName)}}function difference(list1,list2){list1=Array.isArray(list1)?new Set(list1):new Set(list1.values());list2=Array.isArray(list2)?new Set(list2):new Set(list2.values());var difference=new Set;list1.forEach(function(item){if(!list2.has(item)){difference.add(item)}});return difference}function flatMap(list,mapFn){var listArray=list instanceof Map||list instanceof Set?Array.from(list.values()):list;return listArray.reduce(function(flattened,item){var mapped=mapFn(item);return flattened.concat(mapped)},[])}function getUserAgent(){return typeof navigator!=="undefined"&&typeof navigator.userAgent==="string"?navigator.userAgent:null}function guessBrowser(userAgent){if(typeof userAgent==="undefined"){userAgent=getUserAgent()}if(/Chrome|CriOS/.test(userAgent)){return"chrome"}if(/Firefox|FxiOS/.test(userAgent)){return"firefox"}if(/Safari/.test(userAgent)){return"safari"}return null}function guessBrowserVersion(userAgent){if(typeof userAgent==="undefined"){userAgent=getUserAgent()}var prefix={chrome:"Chrome|CriOS",firefox:"Firefox|FxiOS",safari:"Version"}[guessBrowser(userAgent)];if(!prefix){return null}var regex=new RegExp("("+prefix+")/([^\\s]+)");var match=(userAgent.match(regex)||[])[2];if(!match){return null}var versions=match.split(".").map(Number);return{major:isNaN(versions[0])?null:versions[0],minor:isNaN(versions[1])?null:versions[1]}}function isIOSChrome(userAgent){if(typeof userAgent==="undefined"){userAgent=getUserAgent()}return/Mobi/.test(userAgent)&&guessBrowser()==="chrome"&&/iPad|iPhone|iPod/.test(userAgent)}function interceptEvent(target,type){var currentListener=null;Object.defineProperty(target,"on"+type,{get:function(){return currentListener},set:function(newListener){if(currentListener){this.removeEventListener(type,currentListener)}if(typeof newListener==="function"){currentListener=newListener;this.addEventListener(type,currentListener)}else{currentListener=null}}})}function legacyPromise(promise,onSuccess,onFailure){if(onSuccess){return promise.then(function(result){onSuccess(result)},function(error){onFailure(error)})}return promise}function makeUUID(){return"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,function(c){var r=Math.random()*16|0;var v=c==="x"?r:r&3|8;return v.toString(16)})}function proxyProperties(source,wrapper,target){Object.getOwnPropertyNames(source).forEach(function(propertyName){proxyProperty(source,wrapper,target,propertyName)})}function proxyProperty(source,wrapper,target,propertyName){if(propertyName in wrapper){return}else if(propertyName.match(/^on[a-z]+$/)){Object.defineProperty(wrapper,propertyName,{value:null,writable:true});target.addEventListener(propertyName.slice(2),function(){wrapper.dispatchEvent.apply(wrapper,arguments)});return}Object.defineProperty(wrapper,propertyName,{enumerable:true,get:function(){return target[propertyName]}})}function support(){return typeof navigator==="object"&&typeof navigator.mediaDevices==="object"&&typeof navigator.mediaDevices.getUserMedia==="function"&&typeof RTCPeerConnection==="function"}exports.defer=defer;exports.delegateMethods=delegateMethods;exports.difference=difference;exports.flatMap=flatMap;exports.guessBrowser=guessBrowser;exports.guessBrowserVersion=guessBrowserVersion;exports.isIOSChrome=isIOSChrome;exports.interceptEvent=interceptEvent;exports.legacyPromise=legacyPromise;exports.makeUUID=makeUUID;exports.proxyProperties=proxyProperties;exports.support=support},{}],166:[function(require,module,exports){"use strict";var defer=require("./").defer;var states={high:new Set(["low"]),low:new Set(["high"])};function Latch(initialState){if(!(this instanceof Latch)){return new Latch(initialState)}var state=initialState||"low";Object.defineProperties(this,{_state:{set:function(_state){if(state!==_state){state=_state;var whenDeferreds=this._whenDeferreds.get(state);whenDeferreds.forEach(function(deferred){deferred.resolve(this)},this);whenDeferreds.clear()}},get:function(){return state}},_whenDeferreds:{value:new Map([["high",new Set],["low",new Set]])},state:{enumerable:true,get:function(){return this._state}}})}Latch.prototype.lower=function lower(){return this.transition("low")};Latch.prototype.raise=function raise(){return this.transition("high")};Latch.prototype.transition=function transition(newState){if(!states[this.state].has(newState)){throw createUnreachableStateError(this.state,newState)}this._state=newState;return this};Latch.prototype.when=function when(state){if(this.state===state){return Promise.resolve(this)}if(!states[this.state].has(state)){return Promise.reject(createUnreachableStateError(this.state,state))}var deferred=defer();this._whenDeferreds.get(state).add(deferred);return deferred.promise};function createUnreachableStateError(from,to){return new Error('Cannot transition from "'+from+'" to "'+to+'"')}module.exports=Latch},{"./":165}],167:[function(require,module,exports){"use strict";var flatMap=require("./").flatMap;var guessBrowser=require("./").guessBrowser;var isSdpSemanticsSupported=null;function checkIfSdpSemanticsIsSupported(){if(typeof isSdpSemanticsSupported==="boolean"){return isSdpSemanticsSupported}if(typeof RTCPeerConnection==="undefined"){isSdpSemanticsSupported=false;return isSdpSemanticsSupported}try{new RTCPeerConnection({sdpSemantics:"foo"});isSdpSemanticsSupported=false}catch(e){isSdpSemanticsSupported=true}return isSdpSemanticsSupported}var chromeSdpFormat=null;function getChromeDefaultSdpFormat(){if(!chromeSdpFormat){if(typeof RTCPeerConnection!=="undefined"&&"addTransceiver"in RTCPeerConnection.prototype){try{(new RTCPeerConnection).addTransceiver("audio");chromeSdpFormat="unified"}catch(e){chromeSdpFormat="planb"}}else{chromeSdpFormat="planb"}}return chromeSdpFormat}function getChromeSdpFormat(sdpSemantics){if(!sdpSemantics||!checkIfSdpSemanticsIsSupported()){return getChromeDefaultSdpFormat()}return{"plan-b":"planb","unified-plan":"unified"}[sdpSemantics]}function getSafariSdpFormat(){return typeof RTCRtpTransceiver!=="undefined"&&"currentDirection"in RTCRtpTransceiver.prototype?"unified":"planb"}function getSdpFormat(sdpSemantics){return{chrome:getChromeSdpFormat(sdpSemantics),firefox:"unified",safari:getSafariSdpFormat()}[guessBrowser()]||null}function getMatches(pattern,lines){var matches=lines.match(new RegExp(pattern,"gm"))||[];return matches.reduce(function(results,line){var match=line.match(new RegExp(pattern));return match?results.add(match[1]):results},new Set)}function getTrackIds(pattern,sdp){return getMatches(pattern,sdp)}function getPlanBTrackIds(sdp){return getTrackIds("^a=ssrc:[0-9]+ +msid:.+ +(.+) *$",sdp)}function getUnifiedPlanTrackIds(sdp){return getTrackIds("^a=msid:.+ +(.+) *$",sdp)}function getPlanBSSRCs(sdp,trackId){var pattern="^a=ssrc:([0-9]+) +msid:[^ ]+ +"+trackId+" *$";return getMatches(pattern,sdp)}function getMediaSections(sdp,kind,direction){kind=kind||".*";direction=direction||".*";return sdp.split("\r\nm=").slice(1).map(function(mediaSection){return"m="+mediaSection}).filter(function(mediaSection){var kindPattern=new RegExp("m="+kind,"gm");var directionPattern=new RegExp("a="+direction,"gm");return kindPattern.test(mediaSection)&&directionPattern.test(mediaSection)})}function getMediaSectionSSRCs(mediaSection){return Array.from(getMatches("^a=ssrc:([0-9]+) +.*$",mediaSection))}function getUnifiedPlanSSRCs(sdp,trackId){var mediaSections=getMediaSections(sdp);var msidAttrRegExp=new RegExp("^a=msid:[^ ]+ +"+trackId+" *$","gm");var matchingMediaSections=mediaSections.filter(function(mediaSection){return mediaSection.match(msidAttrRegExp)});return new Set(flatMap(matchingMediaSections,getMediaSectionSSRCs))}function getTrackIdsToSSRCs(getTrackIds,getSSRCs,sdp){return new Map(Array.from(getTrackIds(sdp)).map(function(trackId){return[trackId,getSSRCs(sdp,trackId)]}))}function getPlanBTrackIdsToSSRCs(sdp){return getTrackIdsToSSRCs(getPlanBTrackIds,getPlanBSSRCs,sdp)}function getUnifiedPlanTrackIdsToSSRCs(sdp){return getTrackIdsToSSRCs(getUnifiedPlanTrackIds,getUnifiedPlanSSRCs,sdp)}function updateTrackIdsToSSRCs(getTrackIdsToSSRCs,trackIdsToSSRCs,sdp){var newTrackIdsToSSRCs=getTrackIdsToSSRCs(sdp);var newSSRCsToOldSSRCs=new Map;newTrackIdsToSSRCs.forEach(function(ssrcs,trackId){if(!trackIdsToSSRCs.has(trackId)){trackIdsToSSRCs.set(trackId,ssrcs);return}var oldSSRCs=Array.from(trackIdsToSSRCs.get(trackId));var newSSRCs=Array.from(ssrcs);oldSSRCs.forEach(function(oldSSRC,i){var newSSRC=newSSRCs[i];newSSRCsToOldSSRCs.set(newSSRC,oldSSRC);var pattern="^a=ssrc:"+newSSRC+" (.*)$";var replacement="a=ssrc:"+oldSSRC+" $1";sdp=sdp.replace(new RegExp(pattern,"gm"),replacement)})});var pattern="^(a=ssrc-group:[^ ]+ +)(.*)$";var matches=sdp.match(new RegExp(pattern,"gm"))||[];matches.forEach(function(line){var match=line.match(new RegExp(pattern));if(!match){return}var prefix=match[1];var newSSRCs=match[2];var oldSSRCs=newSSRCs.split(" ").map(function(newSSRC){var oldSSRC=newSSRCsToOldSSRCs.get(newSSRC);return oldSSRC?oldSSRC:newSSRC}).join(" ");sdp=sdp.replace(match[0],prefix+oldSSRCs)});return sdp}function updatePlanBTrackIdsToSSRCs(trackIdsToSSRCs,sdp){return updateTrackIdsToSSRCs(getPlanBTrackIdsToSSRCs,trackIdsToSSRCs,sdp)}function updateUnifiedPlanTrackIdsToSSRCs(trackIdsToSSRCs,sdp){return updateTrackIdsToSSRCs(getUnifiedPlanTrackIdsToSSRCs,trackIdsToSSRCs,sdp)}exports.getSdpFormat=getSdpFormat;exports.getMediaSections=getMediaSections;exports.getPlanBTrackIds=getPlanBTrackIds;exports.getUnifiedPlanTrackIds=getUnifiedPlanTrackIds;exports.getPlanBSSRCs=getPlanBSSRCs;exports.getUnifiedPlanSSRCs=getUnifiedPlanSSRCs;exports.updatePlanBTrackIdsToSSRCs=updatePlanBTrackIdsToSSRCs;exports.updateUnifiedPlanTrackIdsToSSRCs=updateUnifiedPlanTrackIdsToSSRCs},{"./":165}],168:[function(require,module,exports){module.exports={_from:"@twilio/webrtc@4.5.1",_id:"@twilio/webrtc@4.5.1",_inBundle:false,_integrity:"sha512-0GwnffxJ71jm/7sYD8MYHzZRCR59p7KYqiMO8/Fmny7S4L0s8Ms36ghUUfCE7x/XuWjAC4FU6L/DkFN1Ewuu8Q==",_location:"/@twilio/webrtc",_phantomChildren:{},_requested:{type:"version",registry:true,raw:"@twilio/webrtc@4.5.1",name:"@twilio/webrtc",escapedName:"@twilio%2fwebrtc",scope:"@twilio",rawSpec:"4.5.1",saveSpec:null,fetchSpec:"4.5.1"},_requiredBy:["/"],_resolved:"https://registry.npmjs.org/@twilio/webrtc/-/webrtc-4.5.1.tgz",_shasum:"9a69b8f3709624b215e9481097626b1d3ae879ba",_spec:"@twilio/webrtc@4.5.1",_where:"/home/circleci/project",author:{name:"Manjesh Malavalli",email:"mmalavalli@twilio.com"},bugs:{url:"https://github.com/twilio/twilio-webrtc.js/issues"},bundleDependencies:false,contributors:[{name:"Mark Roberts",email:"mroberts@twilio.com"},{name:"Ryan Rowland",email:"rrowland@twilio.com"},{name:"Makarand Patwardhan",email:"mpatwardhan@twilio.com"}],deprecated:false,description:"WebRTC-related APIs and shims used by twilio-video.js",devDependencies:{browserify:"^14.4.0",electron:"9.4.0",envify:"^4.1.0",eslint:"^4.4.1","is-docker":"^2.0.0",istanbul:"^0.4.5",karma:"^6.3.4","karma-browserify":"^8.1.0","karma-chrome-launcher":"^2.2.0","karma-edgium-launcher":"^4.0.0-0","karma-electron":"^6.1.0","karma-firefox-launcher":"^1.0.1","karma-htmlfile-reporter":"^0.3.8","karma-junit-reporter":"^1.2.0","karma-mocha":"^2.0.1","karma-safari-launcher":"~0.1","karma-spec-reporter":"0.0.31",mocha:"^9.1.1","npm-run-all":"^4.0.2",rimraf:"^2.6.1","simple-git":"^2.4.0","twilio-release-tool":"^1.0.0",watchify:"^4.0.0","webrtc-adapter":"^6.4.8"},homepage:"https://github.com/twilio/twilio-webrtc.js#readme",keywords:["shim","twilio","video","webrtc"],license:"BSD-3-Clause",main:"./lib/index.js",name:"@twilio/webrtc",repository:{type:"git",url:"git+https://github.com/twilio/twilio-webrtc.js.git"},scripts:{build:"npm-run-all clean lint test",clean:"rimraf coverage",lint:"eslint ./lib",test:"npm-run-all test:*","test:integration":"npm-run-all test:integration:*","test:integration:adapter":"karma start karma/integration.adapter.conf.js","test:integration:native":"karma start karma/integration.conf.js","test:unit":"istanbul cover node_modules/mocha/bin/_mocha -- ./test/unit/index.js"},version:"4.5.1"}},{}],169:[function(require,module,exports){(function(global){(function(){"use strict";var possibleNames=["BigInt64Array","BigUint64Array","Float32Array","Float64Array","Int16Array","Int32Array","Int8Array","Uint16Array","Uint32Array","Uint8Array","Uint8ClampedArray"];var g=typeof globalThis==="undefined"?global:globalThis;module.exports=function availableTypedArrays(){var out=[];for(var i=0;i<possibleNames.length;i++){if(typeof g[possibleNames[i]]==="function"){out[out.length]=possibleNames[i]}}return out}}).call(this)}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],170:[function(require,module,exports){var Backoff=require("./lib/backoff");var ExponentialBackoffStrategy=require("./lib/strategy/exponential");var FibonacciBackoffStrategy=require("./lib/strategy/fibonacci");var FunctionCall=require("./lib/function_call.js");module.exports.Backoff=Backoff;module.exports.FunctionCall=FunctionCall;module.exports.FibonacciStrategy=FibonacciBackoffStrategy;module.exports.ExponentialStrategy=ExponentialBackoffStrategy;module.exports.fibonacci=function(options){return new Backoff(new FibonacciBackoffStrategy(options))};module.exports.exponential=function(options){return new Backoff(new ExponentialBackoffStrategy(options))};module.exports.call=function(fn,vargs,callback){var args=Array.prototype.slice.call(arguments);fn=args[0];vargs=args.slice(1,args.length-1);callback=args[args.length-1];return new FunctionCall(fn,vargs,callback)}},{"./lib/backoff":171,"./lib/function_call.js":172,"./lib/strategy/exponential":173,"./lib/strategy/fibonacci":174}],171:[function(require,module,exports){var events=require("events");var precond=require("precond");var util=require("util");function Backoff(backoffStrategy){events.EventEmitter.call(this);this.backoffStrategy_=backoffStrategy;this.maxNumberOfRetry_=-1;this.backoffNumber_=0;this.backoffDelay_=0;this.timeoutID_=-1;this.handlers={backoff:this.onBackoff_.bind(this)}}util.inherits(Backoff,events.EventEmitter);Backoff.prototype.failAfter=function(maxNumberOfRetry){precond.checkArgument(maxNumberOfRetry>0,"Expected a maximum number of retry greater than 0 but got %s.",maxNumberOfRetry);this.maxNumberOfRetry_=maxNumberOfRetry};Backoff.prototype.backoff=function(err){precond.checkState(this.timeoutID_===-1,"Backoff in progress.");if(this.backoffNumber_===this.maxNumberOfRetry_){this.emit("fail",err);this.reset()}else{this.backoffDelay_=this.backoffStrategy_.next();this.timeoutID_=setTimeout(this.handlers.backoff,this.backoffDelay_);this.emit("backoff",this.backoffNumber_,this.backoffDelay_,err)}};Backoff.prototype.onBackoff_=function(){this.timeoutID_=-1;this.emit("ready",this.backoffNumber_,this.backoffDelay_);this.backoffNumber_++};Backoff.prototype.reset=function(){this.backoffNumber_=0;this.backoffStrategy_.reset();clearTimeout(this.timeoutID_);this.timeoutID_=-1};module.exports=Backoff},{events:179,precond:192,util:198}],172:[function(require,module,exports){var events=require("events");var precond=require("precond");var util=require("util");var Backoff=require("./backoff");var FibonacciBackoffStrategy=require("./strategy/fibonacci");function FunctionCall(fn,args,callback){events.EventEmitter.call(this);precond.checkIsFunction(fn,"Expected fn to be a function.");precond.checkIsArray(args,"Expected args to be an array.");precond.checkIsFunction(callback,"Expected callback to be a function.");this.function_=fn;this.arguments_=args;this.callback_=callback;this.lastResult_=[];this.numRetries_=0;this.backoff_=null;this.strategy_=null;this.failAfter_=-1;this.retryPredicate_=FunctionCall.DEFAULT_RETRY_PREDICATE_;this.state_=FunctionCall.State_.PENDING}util.inherits(FunctionCall,events.EventEmitter);FunctionCall.State_={PENDING:0,RUNNING:1,COMPLETED:2,ABORTED:3};FunctionCall.DEFAULT_RETRY_PREDICATE_=function(err){return true};FunctionCall.prototype.isPending=function(){return this.state_==FunctionCall.State_.PENDING};FunctionCall.prototype.isRunning=function(){return this.state_==FunctionCall.State_.RUNNING};FunctionCall.prototype.isCompleted=function(){return this.state_==FunctionCall.State_.COMPLETED};FunctionCall.prototype.isAborted=function(){return this.state_==FunctionCall.State_.ABORTED};FunctionCall.prototype.setStrategy=function(strategy){precond.checkState(this.isPending(),"FunctionCall in progress.");this.strategy_=strategy;return this};FunctionCall.prototype.retryIf=function(retryPredicate){precond.checkState(this.isPending(),"FunctionCall in progress.");this.retryPredicate_=retryPredicate;return this};FunctionCall.prototype.getLastResult=function(){return this.lastResult_.concat()};FunctionCall.prototype.getNumRetries=function(){return this.numRetries_};FunctionCall.prototype.failAfter=function(maxNumberOfRetry){precond.checkState(this.isPending(),"FunctionCall in progress.");this.failAfter_=maxNumberOfRetry;return this};FunctionCall.prototype.abort=function(){if(this.isCompleted()||this.isAborted()){return}if(this.isRunning()){this.backoff_.reset()}this.state_=FunctionCall.State_.ABORTED;this.lastResult_=[new Error("Backoff aborted.")];this.emit("abort");this.doCallback_()};FunctionCall.prototype.start=function(backoffFactory){precond.checkState(!this.isAborted(),"FunctionCall is aborted.");precond.checkState(this.isPending(),"FunctionCall already started.");var strategy=this.strategy_||new FibonacciBackoffStrategy;this.backoff_=backoffFactory?backoffFactory(strategy):new Backoff(strategy);this.backoff_.on("ready",this.doCall_.bind(this,true));this.backoff_.on("fail",this.doCallback_.bind(this));this.backoff_.on("backoff",this.handleBackoff_.bind(this));if(this.failAfter_>0){this.backoff_.failAfter(this.failAfter_)}this.state_=FunctionCall.State_.RUNNING;this.doCall_(false)};FunctionCall.prototype.doCall_=function(isRetry){if(isRetry){this.numRetries_++}var eventArgs=["call"].concat(this.arguments_);events.EventEmitter.prototype.emit.apply(this,eventArgs);var callback=this.handleFunctionCallback_.bind(this);this.function_.apply(null,this.arguments_.concat(callback))};FunctionCall.prototype.doCallback_=function(){this.callback_.apply(null,this.lastResult_)};FunctionCall.prototype.handleFunctionCallback_=function(){if(this.isAborted()){return}var args=Array.prototype.slice.call(arguments);this.lastResult_=args;events.EventEmitter.prototype.emit.apply(this,["callback"].concat(args));var err=args[0];if(err&&this.retryPredicate_(err)){this.backoff_.backoff(err)}else{this.state_=FunctionCall.State_.COMPLETED;this.doCallback_()}};FunctionCall.prototype.handleBackoff_=function(number,delay,err){this.emit("backoff",number,delay,err)};module.exports=FunctionCall},{"./backoff":171,"./strategy/fibonacci":174,events:179,precond:192,util:198}],173:[function(require,module,exports){var util=require("util");var precond=require("precond");var BackoffStrategy=require("./strategy");function ExponentialBackoffStrategy(options){BackoffStrategy.call(this,options);this.backoffDelay_=0;this.nextBackoffDelay_=this.getInitialDelay();this.factor_=ExponentialBackoffStrategy.DEFAULT_FACTOR;if(options&&options.factor!==undefined){precond.checkArgument(options.factor>1,"Exponential factor should be greater than 1 but got %s.",options.factor);this.factor_=options.factor}}util.inherits(ExponentialBackoffStrategy,BackoffStrategy);ExponentialBackoffStrategy.DEFAULT_FACTOR=2;ExponentialBackoffStrategy.prototype.next_=function(){this.backoffDelay_=Math.min(this.nextBackoffDelay_,this.getMaxDelay());this.nextBackoffDelay_=this.backoffDelay_*this.factor_;return this.backoffDelay_};ExponentialBackoffStrategy.prototype.reset_=function(){this.backoffDelay_=0;this.nextBackoffDelay_=this.getInitialDelay()};module.exports=ExponentialBackoffStrategy},{"./strategy":175,
precond:192,util:198}],174:[function(require,module,exports){var util=require("util");var BackoffStrategy=require("./strategy");function FibonacciBackoffStrategy(options){BackoffStrategy.call(this,options);this.backoffDelay_=0;this.nextBackoffDelay_=this.getInitialDelay()}util.inherits(FibonacciBackoffStrategy,BackoffStrategy);FibonacciBackoffStrategy.prototype.next_=function(){var backoffDelay=Math.min(this.nextBackoffDelay_,this.getMaxDelay());this.nextBackoffDelay_+=this.backoffDelay_;this.backoffDelay_=backoffDelay;return backoffDelay};FibonacciBackoffStrategy.prototype.reset_=function(){this.nextBackoffDelay_=this.getInitialDelay();this.backoffDelay_=0};module.exports=FibonacciBackoffStrategy},{"./strategy":175,util:198}],175:[function(require,module,exports){var events=require("events");var util=require("util");function isDef(value){return value!==undefined&&value!==null}function BackoffStrategy(options){options=options||{};if(isDef(options.initialDelay)&&options.initialDelay<1){throw new Error("The initial timeout must be greater than 0.")}else if(isDef(options.maxDelay)&&options.maxDelay<1){throw new Error("The maximal timeout must be greater than 0.")}this.initialDelay_=options.initialDelay||100;this.maxDelay_=options.maxDelay||1e4;if(this.maxDelay_<=this.initialDelay_){throw new Error("The maximal backoff delay must be "+"greater than the initial backoff delay.")}if(isDef(options.randomisationFactor)&&(options.randomisationFactor<0||options.randomisationFactor>1)){throw new Error("The randomisation factor must be between 0 and 1.")}this.randomisationFactor_=options.randomisationFactor||0}BackoffStrategy.prototype.getMaxDelay=function(){return this.maxDelay_};BackoffStrategy.prototype.getInitialDelay=function(){return this.initialDelay_};BackoffStrategy.prototype.next=function(){var backoffDelay=this.next_();var randomisationMultiple=1+Math.random()*this.randomisationFactor_;var randomizedDelay=Math.round(backoffDelay*randomisationMultiple);return randomizedDelay};BackoffStrategy.prototype.next_=function(){throw new Error("BackoffStrategy.next_() unimplemented.")};BackoffStrategy.prototype.reset=function(){this.reset_()};BackoffStrategy.prototype.reset_=function(){throw new Error("BackoffStrategy.reset_() unimplemented.")};module.exports=BackoffStrategy},{events:179,util:198}],176:[function(require,module,exports){"use strict";var GetIntrinsic=require("get-intrinsic");var callBind=require("./");var $indexOf=callBind(GetIntrinsic("String.prototype.indexOf"));module.exports=function callBoundIntrinsic(name,allowMissing){var intrinsic=GetIntrinsic(name,!!allowMissing);if(typeof intrinsic==="function"&&$indexOf(name,".prototype.")>-1){return callBind(intrinsic)}return intrinsic}},{"./":177,"get-intrinsic":183}],177:[function(require,module,exports){"use strict";var bind=require("function-bind");var GetIntrinsic=require("get-intrinsic");var $apply=GetIntrinsic("%Function.prototype.apply%");var $call=GetIntrinsic("%Function.prototype.call%");var $reflectApply=GetIntrinsic("%Reflect.apply%",true)||bind.call($call,$apply);var $gOPD=GetIntrinsic("%Object.getOwnPropertyDescriptor%",true);var $defineProperty=GetIntrinsic("%Object.defineProperty%",true);var $max=GetIntrinsic("%Math.max%");if($defineProperty){try{$defineProperty({},"a",{value:1})}catch(e){$defineProperty=null}}module.exports=function callBind(originalFunction){var func=$reflectApply(bind,$call,arguments);if($gOPD&&$defineProperty){var desc=$gOPD(func,"length");if(desc.configurable){$defineProperty(func,"length",{value:1+$max(0,originalFunction.length-(arguments.length-1))})}}return func};var applyBind=function applyBind(){return $reflectApply(bind,$apply,arguments)};if($defineProperty){$defineProperty(module.exports,"apply",{value:applyBind})}else{module.exports.apply=applyBind}},{"function-bind":182,"get-intrinsic":183}],178:[function(require,module,exports){"use strict";var GetIntrinsic=require("get-intrinsic");var $gOPD=GetIntrinsic("%Object.getOwnPropertyDescriptor%",true);if($gOPD){try{$gOPD([],"length")}catch(e){$gOPD=null}}module.exports=$gOPD},{"get-intrinsic":183}],179:[function(require,module,exports){"use strict";var R=typeof Reflect==="object"?Reflect:null;var ReflectApply=R&&typeof R.apply==="function"?R.apply:function ReflectApply(target,receiver,args){return Function.prototype.apply.call(target,receiver,args)};var ReflectOwnKeys;if(R&&typeof R.ownKeys==="function"){ReflectOwnKeys=R.ownKeys}else if(Object.getOwnPropertySymbols){ReflectOwnKeys=function ReflectOwnKeys(target){return Object.getOwnPropertyNames(target).concat(Object.getOwnPropertySymbols(target))}}else{ReflectOwnKeys=function ReflectOwnKeys(target){return Object.getOwnPropertyNames(target)}}function ProcessEmitWarning(warning){if(console&&console.warn)console.warn(warning)}var NumberIsNaN=Number.isNaN||function NumberIsNaN(value){return value!==value};function EventEmitter(){EventEmitter.init.call(this)}module.exports=EventEmitter;module.exports.once=once;EventEmitter.EventEmitter=EventEmitter;EventEmitter.prototype._events=undefined;EventEmitter.prototype._eventsCount=0;EventEmitter.prototype._maxListeners=undefined;var defaultMaxListeners=10;function checkListener(listener){if(typeof listener!=="function"){throw new TypeError('The "listener" argument must be of type Function. Received type '+typeof listener)}}Object.defineProperty(EventEmitter,"defaultMaxListeners",{enumerable:true,get:function(){return defaultMaxListeners},set:function(arg){if(typeof arg!=="number"||arg<0||NumberIsNaN(arg)){throw new RangeError('The value of "defaultMaxListeners" is out of range. It must be a non-negative number. Received '+arg+".")}defaultMaxListeners=arg}});EventEmitter.init=function(){if(this._events===undefined||this._events===Object.getPrototypeOf(this)._events){this._events=Object.create(null);this._eventsCount=0}this._maxListeners=this._maxListeners||undefined};EventEmitter.prototype.setMaxListeners=function setMaxListeners(n){if(typeof n!=="number"||n<0||NumberIsNaN(n)){throw new RangeError('The value of "n" is out of range. It must be a non-negative number. Received '+n+".")}this._maxListeners=n;return this};function _getMaxListeners(that){if(that._maxListeners===undefined)return EventEmitter.defaultMaxListeners;return that._maxListeners}EventEmitter.prototype.getMaxListeners=function getMaxListeners(){return _getMaxListeners(this)};EventEmitter.prototype.emit=function emit(type){var args=[];for(var i=1;i<arguments.length;i++)args.push(arguments[i]);var doError=type==="error";var events=this._events;if(events!==undefined)doError=doError&&events.error===undefined;else if(!doError)return false;if(doError){var er;if(args.length>0)er=args[0];if(er instanceof Error){throw er}var err=new Error("Unhandled error."+(er?" ("+er.message+")":""));err.context=er;throw err}var handler=events[type];if(handler===undefined)return false;if(typeof handler==="function"){ReflectApply(handler,this,args)}else{var len=handler.length;var listeners=arrayClone(handler,len);for(var i=0;i<len;++i)ReflectApply(listeners[i],this,args)}return true};function _addListener(target,type,listener,prepend){var m;var events;var existing;checkListener(listener);events=target._events;if(events===undefined){events=target._events=Object.create(null);target._eventsCount=0}else{if(events.newListener!==undefined){target.emit("newListener",type,listener.listener?listener.listener:listener);events=target._events}existing=events[type]}if(existing===undefined){existing=events[type]=listener;++target._eventsCount}else{if(typeof existing==="function"){existing=events[type]=prepend?[listener,existing]:[existing,listener]}else if(prepend){existing.unshift(listener)}else{existing.push(listener)}m=_getMaxListeners(target);if(m>0&&existing.length>m&&!existing.warned){existing.warned=true;var w=new Error("Possible EventEmitter memory leak detected. "+existing.length+" "+String(type)+" listeners "+"added. Use emitter.setMaxListeners() to "+"increase limit");w.name="MaxListenersExceededWarning";w.emitter=target;w.type=type;w.count=existing.length;ProcessEmitWarning(w)}}return target}EventEmitter.prototype.addListener=function addListener(type,listener){return _addListener(this,type,listener,false)};EventEmitter.prototype.on=EventEmitter.prototype.addListener;EventEmitter.prototype.prependListener=function prependListener(type,listener){return _addListener(this,type,listener,true)};function onceWrapper(){if(!this.fired){this.target.removeListener(this.type,this.wrapFn);this.fired=true;if(arguments.length===0)return this.listener.call(this.target);return this.listener.apply(this.target,arguments)}}function _onceWrap(target,type,listener){var state={fired:false,wrapFn:undefined,target:target,type:type,listener:listener};var wrapped=onceWrapper.bind(state);wrapped.listener=listener;state.wrapFn=wrapped;return wrapped}EventEmitter.prototype.once=function once(type,listener){checkListener(listener);this.on(type,_onceWrap(this,type,listener));return this};EventEmitter.prototype.prependOnceListener=function prependOnceListener(type,listener){checkListener(listener);this.prependListener(type,_onceWrap(this,type,listener));return this};EventEmitter.prototype.removeListener=function removeListener(type,listener){var list,events,position,i,originalListener;checkListener(listener);events=this._events;if(events===undefined)return this;list=events[type];if(list===undefined)return this;if(list===listener||list.listener===listener){if(--this._eventsCount===0)this._events=Object.create(null);else{delete events[type];if(events.removeListener)this.emit("removeListener",type,list.listener||listener)}}else if(typeof list!=="function"){position=-1;for(i=list.length-1;i>=0;i--){if(list[i]===listener||list[i].listener===listener){originalListener=list[i].listener;position=i;break}}if(position<0)return this;if(position===0)list.shift();else{spliceOne(list,position)}if(list.length===1)events[type]=list[0];if(events.removeListener!==undefined)this.emit("removeListener",type,originalListener||listener)}return this};EventEmitter.prototype.off=EventEmitter.prototype.removeListener;EventEmitter.prototype.removeAllListeners=function removeAllListeners(type){var listeners,events,i;events=this._events;if(events===undefined)return this;if(events.removeListener===undefined){if(arguments.length===0){this._events=Object.create(null);this._eventsCount=0}else if(events[type]!==undefined){if(--this._eventsCount===0)this._events=Object.create(null);else delete events[type]}return this}if(arguments.length===0){var keys=Object.keys(events);var key;for(i=0;i<keys.length;++i){key=keys[i];if(key==="removeListener")continue;this.removeAllListeners(key)}this.removeAllListeners("removeListener");this._events=Object.create(null);this._eventsCount=0;return this}listeners=events[type];if(typeof listeners==="function"){this.removeListener(type,listeners)}else if(listeners!==undefined){for(i=listeners.length-1;i>=0;i--){this.removeListener(type,listeners[i])}}return this};function _listeners(target,type,unwrap){var events=target._events;if(events===undefined)return[];var evlistener=events[type];if(evlistener===undefined)return[];if(typeof evlistener==="function")return unwrap?[evlistener.listener||evlistener]:[evlistener];return unwrap?unwrapListeners(evlistener):arrayClone(evlistener,evlistener.length)}EventEmitter.prototype.listeners=function listeners(type){return _listeners(this,type,true)};EventEmitter.prototype.rawListeners=function rawListeners(type){return _listeners(this,type,false)};EventEmitter.listenerCount=function(emitter,type){if(typeof emitter.listenerCount==="function"){return emitter.listenerCount(type)}else{return listenerCount.call(emitter,type)}};EventEmitter.prototype.listenerCount=listenerCount;function listenerCount(type){var events=this._events;if(events!==undefined){var evlistener=events[type];if(typeof evlistener==="function"){return 1}else if(evlistener!==undefined){return evlistener.length}}return 0}EventEmitter.prototype.eventNames=function eventNames(){return this._eventsCount>0?ReflectOwnKeys(this._events):[]};function arrayClone(arr,n){var copy=new Array(n);for(var i=0;i<n;++i)copy[i]=arr[i];return copy}function spliceOne(list,index){for(;index+1<list.length;index++)list[index]=list[index+1];list.pop()}function unwrapListeners(arr){var ret=new Array(arr.length);for(var i=0;i<ret.length;++i){ret[i]=arr[i].listener||arr[i]}return ret}function once(emitter,name){return new Promise(function(resolve,reject){function errorListener(err){emitter.removeListener(name,resolver);reject(err)}function resolver(){if(typeof emitter.removeListener==="function"){emitter.removeListener("error",errorListener)}resolve([].slice.call(arguments))}eventTargetAgnosticAddListener(emitter,name,resolver,{once:true});if(name!=="error"){addErrorHandlerIfEventEmitter(emitter,errorListener,{once:true})}})}function addErrorHandlerIfEventEmitter(emitter,handler,flags){if(typeof emitter.on==="function"){eventTargetAgnosticAddListener(emitter,"error",handler,flags)}}function eventTargetAgnosticAddListener(emitter,name,listener,flags){if(typeof emitter.on==="function"){if(flags.once){emitter.once(name,listener)}else{emitter.on(name,listener)}}else if(typeof emitter.addEventListener==="function"){emitter.addEventListener(name,function wrapListener(arg){if(flags.once){emitter.removeEventListener(name,wrapListener)}listener(arg)})}else{throw new TypeError('The "emitter" argument must be of type EventEmitter. Received type '+typeof emitter)}}},{}],180:[function(require,module,exports){var hasOwn=Object.prototype.hasOwnProperty;var toString=Object.prototype.toString;module.exports=function forEach(obj,fn,ctx){if(toString.call(fn)!=="[object Function]"){throw new TypeError("iterator must be a function")}var l=obj.length;if(l===+l){for(var i=0;i<l;i++){fn.call(ctx,obj[i],i,obj)}}else{for(var k in obj){if(hasOwn.call(obj,k)){fn.call(ctx,obj[k],k,obj)}}}}},{}],181:[function(require,module,exports){"use strict";var ERROR_MESSAGE="Function.prototype.bind called on incompatible ";var slice=Array.prototype.slice;var toStr=Object.prototype.toString;var funcType="[object Function]";module.exports=function bind(that){var target=this;if(typeof target!=="function"||toStr.call(target)!==funcType){throw new TypeError(ERROR_MESSAGE+target)}var args=slice.call(arguments,1);var bound;var binder=function(){if(this instanceof bound){var result=target.apply(this,args.concat(slice.call(arguments)));if(Object(result)===result){return result}return this}else{return target.apply(that,args.concat(slice.call(arguments)))}};var boundLength=Math.max(0,target.length-args.length);var boundArgs=[];for(var i=0;i<boundLength;i++){boundArgs.push("$"+i)}bound=Function("binder","return function ("+boundArgs.join(",")+"){ return binder.apply(this,arguments); }")(binder);if(target.prototype){var Empty=function Empty(){};Empty.prototype=target.prototype;bound.prototype=new Empty;Empty.prototype=null}return bound}},{}],182:[function(require,module,exports){"use strict";var implementation=require("./implementation");module.exports=Function.prototype.bind||implementation},{"./implementation":181}],183:[function(require,module,exports){"use strict";var undefined;var $SyntaxError=SyntaxError;var $Function=Function;var $TypeError=TypeError;var getEvalledConstructor=function(expressionSyntax){try{return $Function('"use strict"; return ('+expressionSyntax+").constructor;")()}catch(e){}};var $gOPD=Object.getOwnPropertyDescriptor;if($gOPD){try{$gOPD({},"")}catch(e){$gOPD=null}}var throwTypeError=function(){throw new $TypeError};var ThrowTypeError=$gOPD?function(){try{arguments.callee;return throwTypeError}catch(calleeThrows){try{return $gOPD(arguments,"callee").get}catch(gOPDthrows){return throwTypeError}}}():throwTypeError;var hasSymbols=require("has-symbols")();var getProto=Object.getPrototypeOf||function(x){return x.__proto__};var needsEval={};var TypedArray=typeof Uint8Array==="undefined"?undefined:getProto(Uint8Array);var INTRINSICS={"%AggregateError%":typeof AggregateError==="undefined"?undefined:AggregateError,"%Array%":Array,"%ArrayBuffer%":typeof ArrayBuffer==="undefined"?undefined:ArrayBuffer,"%ArrayIteratorPrototype%":hasSymbols?getProto([][Symbol.iterator]()):undefined,"%AsyncFromSyncIteratorPrototype%":undefined,"%AsyncFunction%":needsEval,"%AsyncGenerator%":needsEval,"%AsyncGeneratorFunction%":needsEval,"%AsyncIteratorPrototype%":needsEval,"%Atomics%":typeof Atomics==="undefined"?undefined:Atomics,"%BigInt%":typeof BigInt==="undefined"?undefined:BigInt,"%Boolean%":Boolean,"%DataView%":typeof DataView==="undefined"?undefined:DataView,"%Date%":Date,"%decodeURI%":decodeURI,"%decodeURIComponent%":decodeURIComponent,"%encodeURI%":encodeURI,"%encodeURIComponent%":encodeURIComponent,"%Error%":Error,"%eval%":eval,"%EvalError%":EvalError,"%Float32Array%":typeof Float32Array==="undefined"?undefined:Float32Array,"%Float64Array%":typeof Float64Array==="undefined"?undefined:Float64Array,"%FinalizationRegistry%":typeof FinalizationRegistry==="undefined"?undefined:FinalizationRegistry,"%Function%":$Function,"%GeneratorFunction%":needsEval,"%Int8Array%":typeof Int8Array==="undefined"?undefined:Int8Array,"%Int16Array%":typeof Int16Array==="undefined"?undefined:Int16Array,"%Int32Array%":typeof Int32Array==="undefined"?undefined:Int32Array,"%isFinite%":isFinite,"%isNaN%":isNaN,"%IteratorPrototype%":hasSymbols?getProto(getProto([][Symbol.iterator]())):undefined,"%JSON%":typeof JSON==="object"?JSON:undefined,"%Map%":typeof Map==="undefined"?undefined:Map,"%MapIteratorPrototype%":typeof Map==="undefined"||!hasSymbols?undefined:getProto((new Map)[Symbol.iterator]()),"%Math%":Math,"%Number%":Number,"%Object%":Object,"%parseFloat%":parseFloat,"%parseInt%":parseInt,"%Promise%":typeof Promise==="undefined"?undefined:Promise,"%Proxy%":typeof Proxy==="undefined"?undefined:Proxy,"%RangeError%":RangeError,"%ReferenceError%":ReferenceError,"%Reflect%":typeof Reflect==="undefined"?undefined:Reflect,"%RegExp%":RegExp,"%Set%":typeof Set==="undefined"?undefined:Set,"%SetIteratorPrototype%":typeof Set==="undefined"||!hasSymbols?undefined:getProto((new Set)[Symbol.iterator]()),"%SharedArrayBuffer%":typeof SharedArrayBuffer==="undefined"?undefined:SharedArrayBuffer,"%String%":String,"%StringIteratorPrototype%":hasSymbols?getProto(""[Symbol.iterator]()):undefined,"%Symbol%":hasSymbols?Symbol:undefined,"%SyntaxError%":$SyntaxError,"%ThrowTypeError%":ThrowTypeError,"%TypedArray%":TypedArray,"%TypeError%":$TypeError,"%Uint8Array%":typeof Uint8Array==="undefined"?undefined:Uint8Array,"%Uint8ClampedArray%":typeof Uint8ClampedArray==="undefined"?undefined:Uint8ClampedArray,"%Uint16Array%":typeof Uint16Array==="undefined"?undefined:Uint16Array,"%Uint32Array%":typeof Uint32Array==="undefined"?undefined:Uint32Array,"%URIError%":URIError,"%WeakMap%":typeof WeakMap==="undefined"?undefined:WeakMap,"%WeakRef%":typeof WeakRef==="undefined"?undefined:WeakRef,"%WeakSet%":typeof WeakSet==="undefined"?undefined:WeakSet};var doEval=function doEval(name){var value;if(name==="%AsyncFunction%"){value=getEvalledConstructor("async function () {}")}else if(name==="%GeneratorFunction%"){value=getEvalledConstructor("function* () {}")}else if(name==="%AsyncGeneratorFunction%"){value=getEvalledConstructor("async function* () {}")}else if(name==="%AsyncGenerator%"){var fn=doEval("%AsyncGeneratorFunction%");if(fn){value=fn.prototype}}else if(name==="%AsyncIteratorPrototype%"){var gen=doEval("%AsyncGenerator%");if(gen){value=getProto(gen.prototype)}}INTRINSICS[name]=value;return value};var LEGACY_ALIASES={"%ArrayBufferPrototype%":["ArrayBuffer","prototype"],"%ArrayPrototype%":["Array","prototype"],"%ArrayProto_entries%":["Array","prototype","entries"],"%ArrayProto_forEach%":["Array","prototype","forEach"],"%ArrayProto_keys%":["Array","prototype","keys"],"%ArrayProto_values%":["Array","prototype","values"],"%AsyncFunctionPrototype%":["AsyncFunction","prototype"],"%AsyncGenerator%":["AsyncGeneratorFunction","prototype"],"%AsyncGeneratorPrototype%":["AsyncGeneratorFunction","prototype","prototype"],"%BooleanPrototype%":["Boolean","prototype"],"%DataViewPrototype%":["DataView","prototype"],"%DatePrototype%":["Date","prototype"],"%ErrorPrototype%":["Error","prototype"],"%EvalErrorPrototype%":["EvalError","prototype"],"%Float32ArrayPrototype%":["Float32Array","prototype"],"%Float64ArrayPrototype%":["Float64Array","prototype"],"%FunctionPrototype%":["Function","prototype"],"%Generator%":["GeneratorFunction","prototype"],"%GeneratorPrototype%":["GeneratorFunction","prototype","prototype"],"%Int8ArrayPrototype%":["Int8Array","prototype"],"%Int16ArrayPrototype%":["Int16Array","prototype"],"%Int32ArrayPrototype%":["Int32Array","prototype"],"%JSONParse%":["JSON","parse"],"%JSONStringify%":["JSON","stringify"],"%MapPrototype%":["Map","prototype"],"%NumberPrototype%":["Number","prototype"],"%ObjectPrototype%":["Object","prototype"],"%ObjProto_toString%":["Object","prototype","toString"],"%ObjProto_valueOf%":["Object","prototype","valueOf"],"%PromisePrototype%":["Promise","prototype"],"%PromiseProto_then%":["Promise","prototype","then"],"%Promise_all%":["Promise","all"],"%Promise_reject%":["Promise","reject"],"%Promise_resolve%":["Promise","resolve"],"%RangeErrorPrototype%":["RangeError","prototype"],"%ReferenceErrorPrototype%":["ReferenceError","prototype"],"%RegExpPrototype%":["RegExp","prototype"],"%SetPrototype%":["Set","prototype"],"%SharedArrayBufferPrototype%":["SharedArrayBuffer","prototype"],"%StringPrototype%":["String","prototype"],"%SymbolPrototype%":["Symbol","prototype"],"%SyntaxErrorPrototype%":["SyntaxError","prototype"],"%TypedArrayPrototype%":["TypedArray","prototype"],"%TypeErrorPrototype%":["TypeError","prototype"],"%Uint8ArrayPrototype%":["Uint8Array","prototype"],"%Uint8ClampedArrayPrototype%":["Uint8ClampedArray","prototype"],"%Uint16ArrayPrototype%":["Uint16Array","prototype"],"%Uint32ArrayPrototype%":["Uint32Array","prototype"],"%URIErrorPrototype%":["URIError","prototype"],"%WeakMapPrototype%":["WeakMap","prototype"],"%WeakSetPrototype%":["WeakSet","prototype"]};var bind=require("function-bind");var hasOwn=require("has");var $concat=bind.call(Function.call,Array.prototype.concat);var $spliceApply=bind.call(Function.apply,Array.prototype.splice);var $replace=bind.call(Function.call,String.prototype.replace);var $strSlice=bind.call(Function.call,String.prototype.slice);var rePropName=/[^%.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|%$))/g;var reEscapeChar=/\\(\\)?/g;var stringToPath=function stringToPath(string){var first=$strSlice(string,0,1);var last=$strSlice(string,-1);if(first==="%"&&last!=="%"){throw new $SyntaxError("invalid intrinsic syntax, expected closing `%`")}else if(last==="%"&&first!=="%"){throw new $SyntaxError("invalid intrinsic syntax, expected opening `%`")}var result=[];$replace(string,rePropName,function(match,number,quote,subString){result[result.length]=quote?$replace(subString,reEscapeChar,"$1"):number||match});return result};var getBaseIntrinsic=function getBaseIntrinsic(name,allowMissing){var intrinsicName=name;var alias;if(hasOwn(LEGACY_ALIASES,intrinsicName)){alias=LEGACY_ALIASES[intrinsicName];intrinsicName="%"+alias[0]+"%"}if(hasOwn(INTRINSICS,intrinsicName)){var value=INTRINSICS[intrinsicName];if(value===needsEval){value=doEval(intrinsicName)}if(typeof value==="undefined"&&!allowMissing){throw new $TypeError("intrinsic "+name+" exists, but is not available. Please file an issue!")}return{alias:alias,name:intrinsicName,value:value}}throw new $SyntaxError("intrinsic "+name+" does not exist!")};module.exports=function GetIntrinsic(name,allowMissing){if(typeof name!=="string"||name.length===0){throw new $TypeError("intrinsic name must be a non-empty string")}if(arguments.length>1&&typeof allowMissing!=="boolean"){throw new $TypeError('"allowMissing" argument must be a boolean')}var parts=stringToPath(name);var intrinsicBaseName=parts.length>0?parts[0]:"";var intrinsic=getBaseIntrinsic("%"+intrinsicBaseName+"%",allowMissing);var intrinsicRealName=intrinsic.name;var value=intrinsic.value;var skipFurtherCaching=false;var alias=intrinsic.alias;if(alias){intrinsicBaseName=alias[0];$spliceApply(parts,$concat([0,1],alias))}for(var i=1,isOwn=true;i<parts.length;i+=1){var part=parts[i];var first=$strSlice(part,0,1);var last=$strSlice(part,-1);if((first==='"'||first==="'"||first==="`"||(last==='"'||last==="'"||last==="`"))&&first!==last){throw new $SyntaxError("property names with quotes must have matching quotes")}if(part==="constructor"||!isOwn){skipFurtherCaching=true}intrinsicBaseName+="."+part;intrinsicRealName="%"+intrinsicBaseName+"%";if(hasOwn(INTRINSICS,intrinsicRealName)){value=INTRINSICS[intrinsicRealName]}else if(value!=null){if(!(part in value)){if(!allowMissing){throw new $TypeError("base intrinsic for "+name+" exists, but the property is not available.")}return void undefined}if($gOPD&&i+1>=parts.length){var desc=$gOPD(value,part);isOwn=!!desc;if(isOwn&&"get"in desc&&!("originalValue"in desc.get)){value=desc.get}else{value=value[part]}}else{isOwn=hasOwn(value,part);value=value[part]}if(isOwn&&!skipFurtherCaching){INTRINSICS[intrinsicRealName]=value}}}return value}},{"function-bind":182,has:187,"has-symbols":184}],184:[function(require,module,exports){"use strict";var origSymbol=typeof Symbol!=="undefined"&&Symbol;var hasSymbolSham=require("./shams");module.exports=function hasNativeSymbols(){if(typeof origSymbol!=="function"){return false}if(typeof Symbol!=="function"){return false}if(typeof origSymbol("foo")!=="symbol"){return false}if(typeof Symbol("bar")!=="symbol"){return false}return hasSymbolSham()}},{"./shams":185}],185:[function(require,module,exports){"use strict";module.exports=function hasSymbols(){if(typeof Symbol!=="function"||typeof Object.getOwnPropertySymbols!=="function"){return false}if(typeof Symbol.iterator==="symbol"){return true}var obj={};var sym=Symbol("test");var symObj=Object(sym);if(typeof sym==="string"){return false}if(Object.prototype.toString.call(sym)!=="[object Symbol]"){return false}if(Object.prototype.toString.call(symObj)!=="[object Symbol]"){return false}var symVal=42;obj[sym]=symVal;for(sym in obj){return false}if(typeof Object.keys==="function"&&Object.keys(obj).length!==0){return false}if(typeof Object.getOwnPropertyNames==="function"&&Object.getOwnPropertyNames(obj).length!==0){return false}var syms=Object.getOwnPropertySymbols(obj);if(syms.length!==1||syms[0]!==sym){return false}if(!Object.prototype.propertyIsEnumerable.call(obj,sym)){return false}if(typeof Object.getOwnPropertyDescriptor==="function"){var descriptor=Object.getOwnPropertyDescriptor(obj,sym);if(descriptor.value!==symVal||descriptor.enumerable!==true){return false}}return true}},{}],186:[function(require,module,exports){"use strict";var hasSymbols=require("has-symbols/shams");module.exports=function hasToStringTagShams(){return hasSymbols()&&!!Symbol.toStringTag}},{"has-symbols/shams":185}],187:[function(require,module,exports){"use strict";var bind=require("function-bind");module.exports=bind.call(Function.call,Object.prototype.hasOwnProperty)},{"function-bind":182}],188:[function(require,module,exports){if(typeof Object.create==="function"){module.exports=function inherits(ctor,superCtor){if(superCtor){ctor.super_=superCtor;ctor.prototype=Object.create(superCtor.prototype,{constructor:{value:ctor,enumerable:false,writable:true,configurable:true}})}}}else{module.exports=function inherits(ctor,superCtor){if(superCtor){ctor.super_=superCtor;var TempCtor=function(){};TempCtor.prototype=superCtor.prototype;ctor.prototype=new TempCtor;ctor.prototype.constructor=ctor}}}},{}],189:[function(require,module,exports){"use strict";var hasToStringTag=require("has-tostringtag/shams")();var callBound=require("call-bind/callBound");var $toString=callBound("Object.prototype.toString");var isStandardArguments=function isArguments(value){if(hasToStringTag&&value&&typeof value==="object"&&Symbol.toStringTag in value){return false}return $toString(value)==="[object Arguments]"};var isLegacyArguments=function isArguments(value){if(isStandardArguments(value)){return true}return value!==null&&typeof value==="object"&&typeof value.length==="number"&&value.length>=0&&$toString(value)!=="[object Array]"&&$toString(value.callee)==="[object Function]"};var supportsStandardArguments=function(){return isStandardArguments(arguments)}();isStandardArguments.isLegacyArguments=isLegacyArguments;module.exports=supportsStandardArguments?isStandardArguments:isLegacyArguments},{"call-bind/callBound":176,"has-tostringtag/shams":186}],190:[function(require,module,exports){"use strict";var toStr=Object.prototype.toString;var fnToStr=Function.prototype.toString;var isFnRegex=/^\s*(?:function)?\*/;var hasToStringTag=require("has-tostringtag/shams")();var getProto=Object.getPrototypeOf;var getGeneratorFunc=function(){if(!hasToStringTag){return false}try{return Function("return function*() {}")()}catch(e){}};var GeneratorFunction;module.exports=function isGeneratorFunction(fn){if(typeof fn!=="function"){return false}if(isFnRegex.test(fnToStr.call(fn))){return true}if(!hasToStringTag){var str=toStr.call(fn);return str==="[object GeneratorFunction]"}if(!getProto){return false}if(typeof GeneratorFunction==="undefined"){var generatorFunc=getGeneratorFunc();GeneratorFunction=generatorFunc?getProto(generatorFunc):false}return getProto(fn)===GeneratorFunction}},{"has-tostringtag/shams":186}],191:[function(require,module,exports){(function(global){(function(){"use strict";var forEach=require("foreach");var availableTypedArrays=require("available-typed-arrays");var callBound=require("call-bind/callBound");var $toString=callBound("Object.prototype.toString");var hasToStringTag=require("has-tostringtag/shams")();var g=typeof globalThis==="undefined"?global:globalThis;var typedArrays=availableTypedArrays();var $indexOf=callBound("Array.prototype.indexOf",true)||function indexOf(array,value){for(var i=0;i<array.length;i+=1){if(array[i]===value){return i}}return-1};var $slice=callBound("String.prototype.slice");var toStrTags={};var gOPD=require("es-abstract/helpers/getOwnPropertyDescriptor");var getPrototypeOf=Object.getPrototypeOf;if(hasToStringTag&&gOPD&&getPrototypeOf){forEach(typedArrays,function(typedArray){var arr=new g[typedArray];if(Symbol.toStringTag in arr){var proto=getPrototypeOf(arr);var descriptor=gOPD(proto,Symbol.toStringTag);if(!descriptor){var superProto=getPrototypeOf(proto);descriptor=gOPD(superProto,Symbol.toStringTag)}toStrTags[typedArray]=descriptor.get}})}var tryTypedArrays=function tryAllTypedArrays(value){var anyTrue=false;forEach(toStrTags,function(getter,typedArray){if(!anyTrue){try{anyTrue=getter.call(value)===typedArray}catch(e){}}});return anyTrue};module.exports=function isTypedArray(value){if(!value||typeof value!=="object"){return false}if(!hasToStringTag||!(Symbol.toStringTag in value)){var tag=$slice($toString(value),8,-1);return $indexOf(typedArrays,tag)>-1}if(!gOPD){return false}return tryTypedArrays(value)}}).call(this)}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"available-typed-arrays":169,"call-bind/callBound":176,"es-abstract/helpers/getOwnPropertyDescriptor":178,foreach:180,"has-tostringtag/shams":186}],192:[function(require,module,exports){module.exports=require("./lib/checks")},{"./lib/checks":193}],193:[function(require,module,exports){var util=require("util");var errors=module.exports=require("./errors");function failCheck(ExceptionConstructor,callee,messageFormat,formatArgs){messageFormat=messageFormat||"";var message=util.format.apply(this,[messageFormat].concat(formatArgs));var error=new ExceptionConstructor(message);Error.captureStackTrace(error,callee);throw error}function failArgumentCheck(callee,message,formatArgs){failCheck(errors.IllegalArgumentError,callee,message,formatArgs)}
function failStateCheck(callee,message,formatArgs){failCheck(errors.IllegalStateError,callee,message,formatArgs)}module.exports.checkArgument=function(value,message){if(!value){failArgumentCheck(arguments.callee,message,Array.prototype.slice.call(arguments,2))}};module.exports.checkState=function(value,message){if(!value){failStateCheck(arguments.callee,message,Array.prototype.slice.call(arguments,2))}};module.exports.checkIsDef=function(value,message){if(value!==undefined){return value}failArgumentCheck(arguments.callee,message||"Expected value to be defined but was undefined.",Array.prototype.slice.call(arguments,2))};module.exports.checkIsDefAndNotNull=function(value,message){if(value!=null){return value}failArgumentCheck(arguments.callee,message||'Expected value to be defined and not null but got "'+typeOf(value)+'".',Array.prototype.slice.call(arguments,2))};function typeOf(value){var s=typeof value;if(s=="object"){if(!value){return"null"}else if(value instanceof Array){return"array"}}return s}function typeCheck(expect){return function(value,message){var type=typeOf(value);if(type==expect){return value}failArgumentCheck(arguments.callee,message||'Expected "'+expect+'" but got "'+type+'".',Array.prototype.slice.call(arguments,2))}}module.exports.checkIsString=typeCheck("string");module.exports.checkIsArray=typeCheck("array");module.exports.checkIsNumber=typeCheck("number");module.exports.checkIsBoolean=typeCheck("boolean");module.exports.checkIsFunction=typeCheck("function");module.exports.checkIsObject=typeCheck("object")},{"./errors":194,util:198}],194:[function(require,module,exports){var util=require("util");function IllegalArgumentError(message){Error.call(this,message);this.message=message}util.inherits(IllegalArgumentError,Error);IllegalArgumentError.prototype.name="IllegalArgumentError";function IllegalStateError(message){Error.call(this,message);this.message=message}util.inherits(IllegalStateError,Error);IllegalStateError.prototype.name="IllegalStateError";module.exports.IllegalStateError=IllegalStateError;module.exports.IllegalArgumentError=IllegalArgumentError},{util:198}],195:[function(require,module,exports){var process=module.exports={};var cachedSetTimeout;var cachedClearTimeout;function defaultSetTimout(){throw new Error("setTimeout has not been defined")}function defaultClearTimeout(){throw new Error("clearTimeout has not been defined")}(function(){try{if(typeof setTimeout==="function"){cachedSetTimeout=setTimeout}else{cachedSetTimeout=defaultSetTimout}}catch(e){cachedSetTimeout=defaultSetTimout}try{if(typeof clearTimeout==="function"){cachedClearTimeout=clearTimeout}else{cachedClearTimeout=defaultClearTimeout}}catch(e){cachedClearTimeout=defaultClearTimeout}})();function runTimeout(fun){if(cachedSetTimeout===setTimeout){return setTimeout(fun,0)}if((cachedSetTimeout===defaultSetTimout||!cachedSetTimeout)&&setTimeout){cachedSetTimeout=setTimeout;return setTimeout(fun,0)}try{return cachedSetTimeout(fun,0)}catch(e){try{return cachedSetTimeout.call(null,fun,0)}catch(e){return cachedSetTimeout.call(this,fun,0)}}}function runClearTimeout(marker){if(cachedClearTimeout===clearTimeout){return clearTimeout(marker)}if((cachedClearTimeout===defaultClearTimeout||!cachedClearTimeout)&&clearTimeout){cachedClearTimeout=clearTimeout;return clearTimeout(marker)}try{return cachedClearTimeout(marker)}catch(e){try{return cachedClearTimeout.call(null,marker)}catch(e){return cachedClearTimeout.call(this,marker)}}}var queue=[];var draining=false;var currentQueue;var queueIndex=-1;function cleanUpNextTick(){if(!draining||!currentQueue){return}draining=false;if(currentQueue.length){queue=currentQueue.concat(queue)}else{queueIndex=-1}if(queue.length){drainQueue()}}function drainQueue(){if(draining){return}var timeout=runTimeout(cleanUpNextTick);draining=true;var len=queue.length;while(len){currentQueue=queue;queue=[];while(++queueIndex<len){if(currentQueue){currentQueue[queueIndex].run()}}queueIndex=-1;len=queue.length}currentQueue=null;draining=false;runClearTimeout(timeout)}process.nextTick=function(fun){var args=new Array(arguments.length-1);if(arguments.length>1){for(var i=1;i<arguments.length;i++){args[i-1]=arguments[i]}}queue.push(new Item(fun,args));if(queue.length===1&&!draining){runTimeout(drainQueue)}};function Item(fun,array){this.fun=fun;this.array=array}Item.prototype.run=function(){this.fun.apply(null,this.array)};process.title="browser";process.browser=true;process.env={};process.argv=[];process.version="";process.versions={};function noop(){}process.on=noop;process.addListener=noop;process.once=noop;process.off=noop;process.removeListener=noop;process.removeAllListeners=noop;process.emit=noop;process.prependListener=noop;process.prependOnceListener=noop;process.listeners=function(name){return[]};process.binding=function(name){throw new Error("process.binding is not supported")};process.cwd=function(){return"/"};process.chdir=function(dir){throw new Error("process.chdir is not supported")};process.umask=function(){return 0}},{}],196:[function(require,module,exports){module.exports=function isBuffer(arg){return arg&&typeof arg==="object"&&typeof arg.copy==="function"&&typeof arg.fill==="function"&&typeof arg.readUInt8==="function"}},{}],197:[function(require,module,exports){"use strict";var isArgumentsObject=require("is-arguments");var isGeneratorFunction=require("is-generator-function");var whichTypedArray=require("which-typed-array");var isTypedArray=require("is-typed-array");function uncurryThis(f){return f.call.bind(f)}var BigIntSupported=typeof BigInt!=="undefined";var SymbolSupported=typeof Symbol!=="undefined";var ObjectToString=uncurryThis(Object.prototype.toString);var numberValue=uncurryThis(Number.prototype.valueOf);var stringValue=uncurryThis(String.prototype.valueOf);var booleanValue=uncurryThis(Boolean.prototype.valueOf);if(BigIntSupported){var bigIntValue=uncurryThis(BigInt.prototype.valueOf)}if(SymbolSupported){var symbolValue=uncurryThis(Symbol.prototype.valueOf)}function checkBoxedPrimitive(value,prototypeValueOf){if(typeof value!=="object"){return false}try{prototypeValueOf(value);return true}catch(e){return false}}exports.isArgumentsObject=isArgumentsObject;exports.isGeneratorFunction=isGeneratorFunction;exports.isTypedArray=isTypedArray;function isPromise(input){return typeof Promise!=="undefined"&&input instanceof Promise||input!==null&&typeof input==="object"&&typeof input.then==="function"&&typeof input.catch==="function"}exports.isPromise=isPromise;function isArrayBufferView(value){if(typeof ArrayBuffer!=="undefined"&&ArrayBuffer.isView){return ArrayBuffer.isView(value)}return isTypedArray(value)||isDataView(value)}exports.isArrayBufferView=isArrayBufferView;function isUint8Array(value){return whichTypedArray(value)==="Uint8Array"}exports.isUint8Array=isUint8Array;function isUint8ClampedArray(value){return whichTypedArray(value)==="Uint8ClampedArray"}exports.isUint8ClampedArray=isUint8ClampedArray;function isUint16Array(value){return whichTypedArray(value)==="Uint16Array"}exports.isUint16Array=isUint16Array;function isUint32Array(value){return whichTypedArray(value)==="Uint32Array"}exports.isUint32Array=isUint32Array;function isInt8Array(value){return whichTypedArray(value)==="Int8Array"}exports.isInt8Array=isInt8Array;function isInt16Array(value){return whichTypedArray(value)==="Int16Array"}exports.isInt16Array=isInt16Array;function isInt32Array(value){return whichTypedArray(value)==="Int32Array"}exports.isInt32Array=isInt32Array;function isFloat32Array(value){return whichTypedArray(value)==="Float32Array"}exports.isFloat32Array=isFloat32Array;function isFloat64Array(value){return whichTypedArray(value)==="Float64Array"}exports.isFloat64Array=isFloat64Array;function isBigInt64Array(value){return whichTypedArray(value)==="BigInt64Array"}exports.isBigInt64Array=isBigInt64Array;function isBigUint64Array(value){return whichTypedArray(value)==="BigUint64Array"}exports.isBigUint64Array=isBigUint64Array;function isMapToString(value){return ObjectToString(value)==="[object Map]"}isMapToString.working=typeof Map!=="undefined"&&isMapToString(new Map);function isMap(value){if(typeof Map==="undefined"){return false}return isMapToString.working?isMapToString(value):value instanceof Map}exports.isMap=isMap;function isSetToString(value){return ObjectToString(value)==="[object Set]"}isSetToString.working=typeof Set!=="undefined"&&isSetToString(new Set);function isSet(value){if(typeof Set==="undefined"){return false}return isSetToString.working?isSetToString(value):value instanceof Set}exports.isSet=isSet;function isWeakMapToString(value){return ObjectToString(value)==="[object WeakMap]"}isWeakMapToString.working=typeof WeakMap!=="undefined"&&isWeakMapToString(new WeakMap);function isWeakMap(value){if(typeof WeakMap==="undefined"){return false}return isWeakMapToString.working?isWeakMapToString(value):value instanceof WeakMap}exports.isWeakMap=isWeakMap;function isWeakSetToString(value){return ObjectToString(value)==="[object WeakSet]"}isWeakSetToString.working=typeof WeakSet!=="undefined"&&isWeakSetToString(new WeakSet);function isWeakSet(value){return isWeakSetToString(value)}exports.isWeakSet=isWeakSet;function isArrayBufferToString(value){return ObjectToString(value)==="[object ArrayBuffer]"}isArrayBufferToString.working=typeof ArrayBuffer!=="undefined"&&isArrayBufferToString(new ArrayBuffer);function isArrayBuffer(value){if(typeof ArrayBuffer==="undefined"){return false}return isArrayBufferToString.working?isArrayBufferToString(value):value instanceof ArrayBuffer}exports.isArrayBuffer=isArrayBuffer;function isDataViewToString(value){return ObjectToString(value)==="[object DataView]"}isDataViewToString.working=typeof ArrayBuffer!=="undefined"&&typeof DataView!=="undefined"&&isDataViewToString(new DataView(new ArrayBuffer(1),0,1));function isDataView(value){if(typeof DataView==="undefined"){return false}return isDataViewToString.working?isDataViewToString(value):value instanceof DataView}exports.isDataView=isDataView;var SharedArrayBufferCopy=typeof SharedArrayBuffer!=="undefined"?SharedArrayBuffer:undefined;function isSharedArrayBufferToString(value){return ObjectToString(value)==="[object SharedArrayBuffer]"}function isSharedArrayBuffer(value){if(typeof SharedArrayBufferCopy==="undefined"){return false}if(typeof isSharedArrayBufferToString.working==="undefined"){isSharedArrayBufferToString.working=isSharedArrayBufferToString(new SharedArrayBufferCopy)}return isSharedArrayBufferToString.working?isSharedArrayBufferToString(value):value instanceof SharedArrayBufferCopy}exports.isSharedArrayBuffer=isSharedArrayBuffer;function isAsyncFunction(value){return ObjectToString(value)==="[object AsyncFunction]"}exports.isAsyncFunction=isAsyncFunction;function isMapIterator(value){return ObjectToString(value)==="[object Map Iterator]"}exports.isMapIterator=isMapIterator;function isSetIterator(value){return ObjectToString(value)==="[object Set Iterator]"}exports.isSetIterator=isSetIterator;function isGeneratorObject(value){return ObjectToString(value)==="[object Generator]"}exports.isGeneratorObject=isGeneratorObject;function isWebAssemblyCompiledModule(value){return ObjectToString(value)==="[object WebAssembly.Module]"}exports.isWebAssemblyCompiledModule=isWebAssemblyCompiledModule;function isNumberObject(value){return checkBoxedPrimitive(value,numberValue)}exports.isNumberObject=isNumberObject;function isStringObject(value){return checkBoxedPrimitive(value,stringValue)}exports.isStringObject=isStringObject;function isBooleanObject(value){return checkBoxedPrimitive(value,booleanValue)}exports.isBooleanObject=isBooleanObject;function isBigIntObject(value){return BigIntSupported&&checkBoxedPrimitive(value,bigIntValue)}exports.isBigIntObject=isBigIntObject;function isSymbolObject(value){return SymbolSupported&&checkBoxedPrimitive(value,symbolValue)}exports.isSymbolObject=isSymbolObject;function isBoxedPrimitive(value){return isNumberObject(value)||isStringObject(value)||isBooleanObject(value)||isBigIntObject(value)||isSymbolObject(value)}exports.isBoxedPrimitive=isBoxedPrimitive;function isAnyArrayBuffer(value){return typeof Uint8Array!=="undefined"&&(isArrayBuffer(value)||isSharedArrayBuffer(value))}exports.isAnyArrayBuffer=isAnyArrayBuffer;["isProxy","isExternal","isModuleNamespaceObject"].forEach(function(method){Object.defineProperty(exports,method,{enumerable:false,value:function(){throw new Error(method+" is not supported in userland")}})})},{"is-arguments":189,"is-generator-function":190,"is-typed-array":191,"which-typed-array":199}],198:[function(require,module,exports){(function(process){(function(){var getOwnPropertyDescriptors=Object.getOwnPropertyDescriptors||function getOwnPropertyDescriptors(obj){var keys=Object.keys(obj);var descriptors={};for(var i=0;i<keys.length;i++){descriptors[keys[i]]=Object.getOwnPropertyDescriptor(obj,keys[i])}return descriptors};var formatRegExp=/%[sdj%]/g;exports.format=function(f){if(!isString(f)){var objects=[];for(var i=0;i<arguments.length;i++){objects.push(inspect(arguments[i]))}return objects.join(" ")}var i=1;var args=arguments;var len=args.length;var str=String(f).replace(formatRegExp,function(x){if(x==="%%")return"%";if(i>=len)return x;switch(x){case"%s":return String(args[i++]);case"%d":return Number(args[i++]);case"%j":try{return JSON.stringify(args[i++])}catch(_){return"[Circular]"}default:return x}});for(var x=args[i];i<len;x=args[++i]){if(isNull(x)||!isObject(x)){str+=" "+x}else{str+=" "+inspect(x)}}return str};exports.deprecate=function(fn,msg){if(typeof process!=="undefined"&&process.noDeprecation===true){return fn}if(typeof process==="undefined"){return function(){return exports.deprecate(fn,msg).apply(this,arguments)}}var warned=false;function deprecated(){if(!warned){if(process.throwDeprecation){throw new Error(msg)}else if(process.traceDeprecation){console.trace(msg)}else{console.error(msg)}warned=true}return fn.apply(this,arguments)}return deprecated};var debugs={};var debugEnvRegex=/^$/;if(process.env.NODE_DEBUG){var debugEnv=process.env.NODE_DEBUG;debugEnv=debugEnv.replace(/[|\\{}()[\]^$+?.]/g,"\\$&").replace(/\*/g,".*").replace(/,/g,"$|^").toUpperCase();debugEnvRegex=new RegExp("^"+debugEnv+"$","i")}exports.debuglog=function(set){set=set.toUpperCase();if(!debugs[set]){if(debugEnvRegex.test(set)){var pid=process.pid;debugs[set]=function(){var msg=exports.format.apply(exports,arguments);console.error("%s %d: %s",set,pid,msg)}}else{debugs[set]=function(){}}}return debugs[set]};function inspect(obj,opts){var ctx={seen:[],stylize:stylizeNoColor};if(arguments.length>=3)ctx.depth=arguments[2];if(arguments.length>=4)ctx.colors=arguments[3];if(isBoolean(opts)){ctx.showHidden=opts}else if(opts){exports._extend(ctx,opts)}if(isUndefined(ctx.showHidden))ctx.showHidden=false;if(isUndefined(ctx.depth))ctx.depth=2;if(isUndefined(ctx.colors))ctx.colors=false;if(isUndefined(ctx.customInspect))ctx.customInspect=true;if(ctx.colors)ctx.stylize=stylizeWithColor;return formatValue(ctx,obj,ctx.depth)}exports.inspect=inspect;inspect.colors={bold:[1,22],italic:[3,23],underline:[4,24],inverse:[7,27],white:[37,39],grey:[90,39],black:[30,39],blue:[34,39],cyan:[36,39],green:[32,39],magenta:[35,39],red:[31,39],yellow:[33,39]};inspect.styles={special:"cyan",number:"yellow",boolean:"yellow",undefined:"grey",null:"bold",string:"green",date:"magenta",regexp:"red"};function stylizeWithColor(str,styleType){var style=inspect.styles[styleType];if(style){return"\x1b["+inspect.colors[style][0]+"m"+str+"\x1b["+inspect.colors[style][1]+"m"}else{return str}}function stylizeNoColor(str,styleType){return str}function arrayToHash(array){var hash={};array.forEach(function(val,idx){hash[val]=true});return hash}function formatValue(ctx,value,recurseTimes){if(ctx.customInspect&&value&&isFunction(value.inspect)&&value.inspect!==exports.inspect&&!(value.constructor&&value.constructor.prototype===value)){var ret=value.inspect(recurseTimes,ctx);if(!isString(ret)){ret=formatValue(ctx,ret,recurseTimes)}return ret}var primitive=formatPrimitive(ctx,value);if(primitive){return primitive}var keys=Object.keys(value);var visibleKeys=arrayToHash(keys);if(ctx.showHidden){keys=Object.getOwnPropertyNames(value)}if(isError(value)&&(keys.indexOf("message")>=0||keys.indexOf("description")>=0)){return formatError(value)}if(keys.length===0){if(isFunction(value)){var name=value.name?": "+value.name:"";return ctx.stylize("[Function"+name+"]","special")}if(isRegExp(value)){return ctx.stylize(RegExp.prototype.toString.call(value),"regexp")}if(isDate(value)){return ctx.stylize(Date.prototype.toString.call(value),"date")}if(isError(value)){return formatError(value)}}var base="",array=false,braces=["{","}"];if(isArray(value)){array=true;braces=["[","]"]}if(isFunction(value)){var n=value.name?": "+value.name:"";base=" [Function"+n+"]"}if(isRegExp(value)){base=" "+RegExp.prototype.toString.call(value)}if(isDate(value)){base=" "+Date.prototype.toUTCString.call(value)}if(isError(value)){base=" "+formatError(value)}if(keys.length===0&&(!array||value.length==0)){return braces[0]+base+braces[1]}if(recurseTimes<0){if(isRegExp(value)){return ctx.stylize(RegExp.prototype.toString.call(value),"regexp")}else{return ctx.stylize("[Object]","special")}}ctx.seen.push(value);var output;if(array){output=formatArray(ctx,value,recurseTimes,visibleKeys,keys)}else{output=keys.map(function(key){return formatProperty(ctx,value,recurseTimes,visibleKeys,key,array)})}ctx.seen.pop();return reduceToSingleString(output,base,braces)}function formatPrimitive(ctx,value){if(isUndefined(value))return ctx.stylize("undefined","undefined");if(isString(value)){var simple="'"+JSON.stringify(value).replace(/^"|"$/g,"").replace(/'/g,"\\'").replace(/\\"/g,'"')+"'";return ctx.stylize(simple,"string")}if(isNumber(value))return ctx.stylize(""+value,"number");if(isBoolean(value))return ctx.stylize(""+value,"boolean");if(isNull(value))return ctx.stylize("null","null")}function formatError(value){return"["+Error.prototype.toString.call(value)+"]"}function formatArray(ctx,value,recurseTimes,visibleKeys,keys){var output=[];for(var i=0,l=value.length;i<l;++i){if(hasOwnProperty(value,String(i))){output.push(formatProperty(ctx,value,recurseTimes,visibleKeys,String(i),true))}else{output.push("")}}keys.forEach(function(key){if(!key.match(/^\d+$/)){output.push(formatProperty(ctx,value,recurseTimes,visibleKeys,key,true))}});return output}function formatProperty(ctx,value,recurseTimes,visibleKeys,key,array){var name,str,desc;desc=Object.getOwnPropertyDescriptor(value,key)||{value:value[key]};if(desc.get){if(desc.set){str=ctx.stylize("[Getter/Setter]","special")}else{str=ctx.stylize("[Getter]","special")}}else{if(desc.set){str=ctx.stylize("[Setter]","special")}}if(!hasOwnProperty(visibleKeys,key)){name="["+key+"]"}if(!str){if(ctx.seen.indexOf(desc.value)<0){if(isNull(recurseTimes)){str=formatValue(ctx,desc.value,null)}else{str=formatValue(ctx,desc.value,recurseTimes-1)}if(str.indexOf("\n")>-1){if(array){str=str.split("\n").map(function(line){return" "+line}).join("\n").substr(2)}else{str="\n"+str.split("\n").map(function(line){return" "+line}).join("\n")}}}else{str=ctx.stylize("[Circular]","special")}}if(isUndefined(name)){if(array&&key.match(/^\d+$/)){return str}name=JSON.stringify(""+key);if(name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)){name=name.substr(1,name.length-2);name=ctx.stylize(name,"name")}else{name=name.replace(/'/g,"\\'").replace(/\\"/g,'"').replace(/(^"|"$)/g,"'");name=ctx.stylize(name,"string")}}return name+": "+str}function reduceToSingleString(output,base,braces){var numLinesEst=0;var length=output.reduce(function(prev,cur){numLinesEst++;if(cur.indexOf("\n")>=0)numLinesEst++;return prev+cur.replace(/\u001b\[\d\d?m/g,"").length+1},0);if(length>60){return braces[0]+(base===""?"":base+"\n ")+" "+output.join(",\n ")+" "+braces[1]}return braces[0]+base+" "+output.join(", ")+" "+braces[1]}exports.types=require("./support/types");function isArray(ar){return Array.isArray(ar)}exports.isArray=isArray;function isBoolean(arg){return typeof arg==="boolean"}exports.isBoolean=isBoolean;function isNull(arg){return arg===null}exports.isNull=isNull;function isNullOrUndefined(arg){return arg==null}exports.isNullOrUndefined=isNullOrUndefined;function isNumber(arg){return typeof arg==="number"}exports.isNumber=isNumber;function isString(arg){return typeof arg==="string"}exports.isString=isString;function isSymbol(arg){return typeof arg==="symbol"}exports.isSymbol=isSymbol;function isUndefined(arg){return arg===void 0}exports.isUndefined=isUndefined;function isRegExp(re){return isObject(re)&&objectToString(re)==="[object RegExp]"}exports.isRegExp=isRegExp;exports.types.isRegExp=isRegExp;function isObject(arg){return typeof arg==="object"&&arg!==null}exports.isObject=isObject;function isDate(d){return isObject(d)&&objectToString(d)==="[object Date]"}exports.isDate=isDate;exports.types.isDate=isDate;function isError(e){return isObject(e)&&(objectToString(e)==="[object Error]"||e instanceof Error)}exports.isError=isError;exports.types.isNativeError=isError;function isFunction(arg){return typeof arg==="function"}exports.isFunction=isFunction;function isPrimitive(arg){return arg===null||typeof arg==="boolean"||typeof arg==="number"||typeof arg==="string"||typeof arg==="symbol"||typeof arg==="undefined"}exports.isPrimitive=isPrimitive;exports.isBuffer=require("./support/isBuffer");function objectToString(o){return Object.prototype.toString.call(o)}function pad(n){return n<10?"0"+n.toString(10):n.toString(10)}var months=["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"];function timestamp(){var d=new Date;var time=[pad(d.getHours()),pad(d.getMinutes()),pad(d.getSeconds())].join(":");return[d.getDate(),months[d.getMonth()],time].join(" ")}exports.log=function(){console.log("%s - %s",timestamp(),exports.format.apply(exports,arguments))};exports.inherits=require("inherits");exports._extend=function(origin,add){if(!add||!isObject(add))return origin;var keys=Object.keys(add);var i=keys.length;while(i--){origin[keys[i]]=add[keys[i]]}return origin};function hasOwnProperty(obj,prop){return Object.prototype.hasOwnProperty.call(obj,prop)}var kCustomPromisifiedSymbol=typeof Symbol!=="undefined"?Symbol("util.promisify.custom"):undefined;exports.promisify=function promisify(original){if(typeof original!=="function")throw new TypeError('The "original" argument must be of type Function');if(kCustomPromisifiedSymbol&&original[kCustomPromisifiedSymbol]){var fn=original[kCustomPromisifiedSymbol];if(typeof fn!=="function"){throw new TypeError('The "util.promisify.custom" argument must be of type Function')}Object.defineProperty(fn,kCustomPromisifiedSymbol,{value:fn,enumerable:false,writable:false,configurable:true});return fn}function fn(){var promiseResolve,promiseReject;var promise=new Promise(function(resolve,reject){promiseResolve=resolve;promiseReject=reject});var args=[];for(var i=0;i<arguments.length;i++){args.push(arguments[i])}args.push(function(err,value){if(err){promiseReject(err)}else{promiseResolve(value)}});try{original.apply(this,args)}catch(err){promiseReject(err)}return promise}Object.setPrototypeOf(fn,Object.getPrototypeOf(original));if(kCustomPromisifiedSymbol)Object.defineProperty(fn,kCustomPromisifiedSymbol,{value:fn,enumerable:false,writable:false,configurable:true});return Object.defineProperties(fn,getOwnPropertyDescriptors(original))};exports.promisify.custom=kCustomPromisifiedSymbol;function callbackifyOnRejected(reason,cb){if(!reason){var newReason=new Error("Promise was rejected with a falsy value");newReason.reason=reason;reason=newReason}return cb(reason)}function callbackify(original){if(typeof original!=="function"){throw new TypeError('The "original" argument must be of type Function')}function callbackified(){var args=[];for(var i=0;i<arguments.length;i++){args.push(arguments[i])}var maybeCb=args.pop();if(typeof maybeCb!=="function"){throw new TypeError("The last argument must be of type Function")}var self=this;var cb=function(){return maybeCb.apply(self,arguments)};original.apply(this,args).then(function(ret){process.nextTick(cb.bind(null,null,ret))},function(rej){process.nextTick(callbackifyOnRejected.bind(null,rej,cb))})}Object.setPrototypeOf(callbackified,Object.getPrototypeOf(original));Object.defineProperties(callbackified,getOwnPropertyDescriptors(original));return callbackified}exports.callbackify=callbackify}).call(this)}).call(this,require("_process"))},{"./support/isBuffer":196,"./support/types":197,_process:195,inherits:188}],199:[function(require,module,exports){(function(global){(function(){"use strict";var forEach=require("foreach");var availableTypedArrays=require("available-typed-arrays");var callBound=require("call-bind/callBound");var $toString=callBound("Object.prototype.toString");var hasToStringTag=require("has-tostringtag/shams")();var g=typeof globalThis==="undefined"?global:globalThis;var typedArrays=availableTypedArrays();var $slice=callBound("String.prototype.slice");var toStrTags={};var gOPD=require("es-abstract/helpers/getOwnPropertyDescriptor");var getPrototypeOf=Object.getPrototypeOf;if(hasToStringTag&&gOPD&&getPrototypeOf){forEach(typedArrays,function(typedArray){if(typeof g[typedArray]==="function"){var arr=new g[typedArray];if(Symbol.toStringTag in arr){var proto=getPrototypeOf(arr);var descriptor=gOPD(proto,Symbol.toStringTag);if(!descriptor){var superProto=getPrototypeOf(proto);descriptor=gOPD(superProto,Symbol.toStringTag)}toStrTags[typedArray]=descriptor.get}}})}var tryTypedArrays=function tryAllTypedArrays(value){var foundName=false;forEach(toStrTags,function(getter,typedArray){if(!foundName){try{var name=getter.call(value);if(name===typedArray){foundName=name}}catch(e){}}});return foundName};var isTypedArray=require("is-typed-array");module.exports=function whichTypedArray(value){if(!isTypedArray(value)){return false}if(!hasToStringTag||!(Symbol.toStringTag in value)){return $slice($toString(value),8,-1)}return tryTypedArrays(value)}}).call(this)}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"available-typed-arrays":169,"call-bind/callBound":176,"es-abstract/helpers/getOwnPropertyDescriptor":178,foreach:180,"has-tostringtag/shams":186,"is-typed-array":191}],200:[function(require,module,exports){module.exports={name:"twilio-video",title:"Twilio Video",description:"Twilio Video JavaScript Library",version:"2.18.1",homepage:"https://twilio.com",author:"Mark Andrus Roberts <mroberts@twilio.com>",contributors:["Ryan Rowland <rrowland@twilio.com>","Manjesh Malavalli <mmalavalli@twilio.com>","Makarand Patwardhan <mpatwardhan@twilio.com>"],keywords:["twilio","webrtc","library","javascript","video","rooms"],repository:{type:"git",url:"https://github.com/twilio/twilio-video.js.git"},devDependencies:{"@babel/core":"^7.14.2","@babel/preset-env":"^7.14.2","@babel/preset-typescript":"^7.13.0","@types/express":"^4.11.0","@types/node":"^8.5.1","@types/selenium-webdriver":"^3.0.8","@types/ws":"^3.2.1","@typescript-eslint/eslint-plugin":"^4.13.0","@typescript-eslint/parser":"^4.0.0","babel-cli":"^6.26.0","babel-preset-es2015":"^6.24.1",browserify:"^17.0.0",cheerio:"^0.22.0",cors:"^2.8.5",electron:"^9.1.0",envify:"^4.0.0",eslint:"^6.2.1","eslint-config-standard":"^14.0.0","eslint-plugin-import":"^2.18.2","eslint-plugin-node":"^9.1.0","eslint-plugin-promise":"^4.2.1","eslint-plugin-standard":"^4.0.1",express:"^4.16.2",glob:"^7.1.7","ink-docstrap":"^1.3.2",inquirer:"^7.0.0","is-docker":"^2.0.0",jsdoc:"^3.5.5","jsdoc-babel":"^0.5.0","json-loader":"^0.5.7",karma:"^5.0.2","karma-browserify":"^8.0.0","karma-chrome-launcher":"^2.0.0","karma-edgium-launcher":"^4.0.0-0","karma-electron":"^6.1.0","karma-firefox-launcher":"^1.3.0","karma-htmlfile-reporter":"^0.3.8","karma-junit-reporter":"^1.2.0","karma-mocha":"^1.3.0","karma-safari-launcher":"^1.0.0","karma-spec-reporter":"0.0.32","karma-typescript":"^5.5.1","karma-typescript-es6-transform":"^5.5.1",mocha:"^3.2.0","mock-require":"^3.0.3",ncp:"^2.0.0","node-http-server":"^8.1.2","npm-run-all":"^4.0.2",nyc:"^15.1.0",requirejs:"^2.3.3",rimraf:"^2.6.1","simple-git":"^1.126.0",sinon:"^4.0.1","ts-node":"4.0.1",tslint:"5.8.0",twilio:"^3.49.0","twilio-release-tool":"^1.0.2",typescript:"4.2.2","uglify-js":"^2.8.22","vinyl-fs":"^2.4.4","vinyl-source-stream":"^1.1.0",watchify:"^3.11.1","webrtc-adapter":"^7.7.1"},engines:{node:">=0.12"},license:"BSD-3-Clause",main:"./es5/index.js",types:"./tsdef/index.d.ts",scripts:{"lint:js":"eslint 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ts:ts-node/register test/unit/spec/**/*.ts","test:sdkdriver:test:integration:browser":"cd ./test/lib/sdkdriver/test/integration && browserify browser/browser.js > browser/index.js","test:sdkdriver:test:integration:run":"cd ./test/lib/sdkdriver && mocha --compilers ts:ts-node/register test/integration/spec/**/*.ts","test:sdkdriver:test:integration":"npm-run-all test:sdkdriver:test:integration:*","test:sdkdriver:test":"npm-run-all test:sdkdriver:test:*","test:sdkdriver":"npm-run-all test:sdkdriver:*","test:framework:angular:install":"cd ./test/framework/twilio-video-angular && rimraf ./node_modules package-lock.json && npm install","test:framework:angular:run":"mocha ./test/framework/twilio-video-angular.js","test:framework:angular":"npm-run-all test:framework:angular:*","test:framework:no-framework:run":"mocha ./test/framework/twilio-video-no-framework.js","test:framework:no-framework":"npm-run-all test:framework:no-framework:*","test:framework:react:install":"cd ./test/framework/twilio-video-react && rimraf ./node_modules package-lock.json && npm install","test:framework:react:test":"node ./scripts/framework.js twilio-video-react","test:framework:react:build":"cd ./test/framework/twilio-video-react && npm run build","test:framework:react:run":"mocha ./test/framework/twilio-video-react.js","test:framework:react":"npm-run-all test:framework:react:*",
"test:framework:install":"npm install chromedriver && npm install selenium-webdriver && npm install geckodriver && npm install puppeteer","test:framework":"npm-run-all test:framework:install test:framework:no-framework test:framework:react",test:"npm-run-all test:unit test:integration","build:es5":"rimraf ./es5 && tsc tsdef/twilio-video-tests.ts --noEmit && tsc","build:js":"node ./scripts/build.js ./src/twilio-video.js ./LICENSE.md ./dist/twilio-video.js","build:min.js":'uglifyjs ./dist/twilio-video.js -o ./dist/twilio-video.min.js --comments "/^! twilio-video.js/" -b beautify=false,ascii_only=true',build:"npm-run-all clean lint docs test:unit test:integration build:es5 build:js build:min.js test:umd","build:quick":"npm-run-all clean lint docs build:es5 build:js build:min.js",docs:"node ./scripts/docs.js ./dist/docs",watch:"tsc -w",clean:"rimraf ./coverage ./es5 ./dist"},dependencies:{"@twilio/webrtc":"4.5.1",backoff:"^2.5.0",ws:"^7.4.6",xmlhttprequest:"^1.8.0"},browser:{ws:"./src/ws.js",xmlhttprequest:"./src/xmlhttprequest.js"}}},{}],201:[function(require,module,exports){module.exports=WebSocket},{}]},{},[11]);var Video=bundle(11);if(typeof define==="function"&&define.amd){define([],function(){return Video})}else{var Twilio=root.Twilio=root.Twilio||{};Twilio.Video=Twilio.Video||Video}})(typeof window!=="undefined"?window:typeof global!=="undefined"?global:this);