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Current File : /home/users/unlimited/www/eshop.codeskitter.site/application/controllers/admin/app/v1/Api.php

<?php
defined('BASEPATH') or exit('No direct script access allowed');
class Api extends CI_Controller
{

    /*
---------------------------------------------------------------------------
Defined Methods:-
---------------------------------------------------------------------------
1. login
2  get_orders
3. update_order_item_status
4. get_categories
5. get_products
6. get_customers
7. get_transactions
8. get_statistics
9. forgot_password
10. delete_order
11. get_delivery_boys
12. verify_user
13. get_settings
14. update_fcm
15. send_message
16. edit_ticket
17. get_ticket_types
18. get_tickets
19. get_messages
20. get_cities
21. get_areas_by_city_id
22. delete_order_receipt
23. get_sellers
24. get_order_tracking
25. edit_order_tracking

---------------------------------------------------------------------------
*/


    public function __construct()
    {
        parent::__construct();
        header("Content-Type: application/json");
        header("Expires: 0");
        header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
        header("Cache-Control: no-store, no-cache, must-revalidate");
        header("Cache-Control: post-check=0, pre-check=0", false);
        header("Pragma: no-cache");

        $this->load->library(['jwt', 'ion_auth', 'form_validation']);
        $this->load->model(['order_model', 'category_model', 'transaction_model', 'Home_model', 'customer_model', 'ticket_model', 'delivery_boy_model', 'Seller_model']);
        $this->load->helper([]);
        $this->form_validation->set_error_delimiters($this->config->item('error_start_delimiter', 'ion_auth'), $this->config->item('error_end_delimiter', 'ion_auth'));
        $this->lang->load('auth');
        $response = $temp = $bulkdata = array();
        $this->identity_column = $this->config->item('identity', 'ion_auth');
        // initialize db tables data
        $this->tables = $this->config->item('tables', 'ion_auth');
    }


    public function index()
    {
        $this->load->helper('file');
        $this->output->set_content_type(get_mime_by_extension(base_url('admin-api-doc.txt')));
        $this->output->set_output(file_get_contents(base_url('admin-api-doc.txt')));
    }

    public function generate_token()
    {
        $payload = [
            'iat' => time(), /* issued at time */
            'iss' => 'eshop',
            'exp' => time() + (30 * 60), /* expires after 1 minute */
            'sub' => 'eshop Authentication'
        ];
        $token = $this->jwt->encode($payload, JWT_SECRET_KEY);
        print_r(json_encode($token));
    }

    public function verify_token()
    {
        try {
            $token = $this->jwt->getBearerToken();
        } catch (Exception $e) {
            $response['error'] = true;
            $response['message'] = $e->getMessage();
            print_r(json_encode($response));
            return false;
        }

        if (!empty($token)) {
            $api_keys = fetch_details('client_api_keys', ['status' => 1]);
            if (empty($api_keys)) {
                $response['error'] = true;
                $response['message'] = 'No Client(s) Data Found !';
                print_r(json_encode($response));
                return false;
            }
            JWT::$leeway = 2000;
            $flag = true; //For payload indication that it return some data or throws an expection.
            $error = true; //It will indicate that the payload had verified the signature and hash is valid or not.
            foreach ($api_keys as $row) {
                $message = '';
                try {
                    $payload = $this->jwt->decode($token, $row['secret'], ['HS256']);
                    if (isset($payload->iss) && $payload->iss == 'eshop') {
                        $error = false;
                        $flag = false;
                    } else {
                        $error = true;
                        $flag = false;
                        $message = 'Invalid Hash';
                        break;
                    }
                } catch (Exception $e) {
                    $message = $e->getMessage();
                }
            }

            if ($flag) {
                $response['error'] = true;
                $response['message'] = $message;
                print_r(json_encode($response));
                return false;
            } else {
                if ($error == true) {
                    $response['error'] = true;
                    $response['message'] = $message;
                    print_r(json_encode($response));
                    return false;
                } else {
                    return true;
                }
            }
        } else {
            $response['error'] = true;
            $response['message'] = "Unauthorized access not allowed";
            print_r(json_encode($response));
            return false;
        }
    }

    //1. login
    public function login()
    {
        /* Parameters to be passed
            mobile: 9874565478
            password: 12345678
            fcm_id: FCM_ID //{ optional }
        */
        if (!$this->verify_token()) {
            return false;
        }
        $identity_column = $this->config->item('identity', 'ion_auth');
        if ($identity_column == 'mobile') {
            $this->form_validation->set_rules('mobile', 'Mobile', 'trim|numeric|required|xss_clean');
        } elseif ($identity_column == 'email') {
            $this->form_validation->set_rules('email', 'Email', 'trim|required|xss_clean|valid_email');
        } else {
            $this->form_validation->set_rules('identity', 'Identity', 'trim|required|xss_clean');
        }
        $this->form_validation->set_rules('password', 'Password', 'trim|required|xss_clean');
        $this->form_validation->set_rules('fcm_id', 'FCM ID', 'trim|xss_clean');

        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            print_r(json_encode($this->response));
            return false;
        }

        $login = $this->ion_auth->login($this->input->post('mobile'), $this->input->post('password'), false);
        if ($login) {
            $data = fetch_details('users', ['mobile' => $this->input->post('mobile', true)]);
            if ($this->ion_auth->in_group('admin', $data[0]['id'])) {
                if (isset($_POST['fcm_id']) && $_POST['fcm_id'] != '') {
                    update_details(['fcm_id' => $_POST['fcm_id']], ['mobile' => $_POST['mobile']], 'users');
                }
                unset($data[0]['password']);

                foreach ($data as $row) {
                    $row = output_escaping($row);
                    $tempRow['id'] = (isset($row['id']) && !empty($row['id'])) ? $row['id'] : '';
                    $tempRow['ip_address'] = (isset($row['ip_address']) && !empty($row['ip_address'])) ? $row['ip_address'] : '';
                    $tempRow['username'] = (isset($row['username']) && !empty($row['username'])) ? $row['username'] : '';
                    $tempRow['email'] = (isset($row['email']) && !empty($row['email'])) ? $row['email'] : '';
                    $tempRow['mobile'] = (isset($row['mobile']) && !empty($row['mobile'])) ? $row['mobile'] : '';
                    if (empty($row['image']) || file_exists(FCPATH . USER_IMG_PATH . $row['image']) == FALSE) {
                        $tempRow['image'] = base_url() . NO_IMAGE;
                    } else {
                        $tempRow['image'] = base_url() . USER_IMG_PATH .  $row['image'];
                    }
                    $tempRow['balance'] = (isset($row['balance']) && !empty($row['balance'])) ? $row['balance'] : "0";
                    $tempRow['activation_selector'] = (isset($row['activation_selector']) && !empty($row['activation_selector'])) ? $row['activation_selector'] : '';
                    $tempRow['activation_code'] = (isset($row['activation_code']) && !empty($row['activation_code'])) ? $row['activation_code'] : '';
                    $tempRow['forgotten_password_selector'] = (isset($row['forgotten_password_selector']) && !empty($row['forgotten_password_selector'])) ? $row['forgotten_password_selector'] : '';
                    $tempRow['forgotten_password_code'] = (isset($row['forgotten_password_code']) && !empty($row['forgotten_password_code'])) ? $row['forgotten_password_code'] : '';
                    $tempRow['forgotten_password_time'] = (isset($row['forgotten_password_time']) && !empty($row['forgotten_password_time'])) ? $row['forgotten_password_time'] : '';
                    $tempRow['remember_selector'] = (isset($row['remember_selector']) && !empty($row['remember_selector'])) ? $row['remember_selector'] : '';
                    $tempRow['remember_code'] = (isset($row['remember_code']) && !empty($row['remember_code'])) ? $row['remember_code'] : '';
                    $tempRow['created_on'] = (isset($row['created_on']) && !empty($row['created_on'])) ? $row['created_on'] : '';
                    $tempRow['last_login'] = (isset($row['last_login']) && !empty($row['last_login'])) ? $row['last_login'] : '';
                    $tempRow['active'] = (isset($row['active']) && !empty($row['active'])) ? $row['active'] : '';
                    $tempRow['company'] = (isset($row['company']) && !empty($row['company'])) ? $row['company'] : '';
                    $tempRow['address'] = (isset($row['address']) && !empty($row['address'])) ? $row['address'] : '';
                    $tempRow['bonus'] = (isset($row['bonus']) && !empty($row['bonus'])) ? $row['bonus'] : '';
                    $tempRow['cash_received'] = (isset($row['cash_received']) && !empty($row['cash_received'])) ? $row['cash_received'] : "0.00";
                    $tempRow['dob'] = (isset($row['dob']) && !empty($row['dob'])) ? $row['dob'] : '';
                    $tempRow['country_code'] = (isset($row['country_code']) && !empty($row['country_code'])) ? $row['country_code'] : '';
                    $tempRow['city'] = (isset($row['city']) && !empty($row['city'])) ? $row['city'] : '';
                    $tempRow['area'] = (isset($row['area']) && !empty($row['area'])) ? $row['area'] : '';
                    $tempRow['street'] = (isset($row['street']) && !empty($row['street'])) ? $row['street'] : '';
                    $tempRow['pincode'] = (isset($row['pincode']) && !empty($row['pincode'])) ? $row['pincode'] : '';
                    $tempRow['apikey'] = (isset($row['apikey']) && !empty($row['apikey'])) ? $row['apikey'] : '';
                    $tempRow['referral_code'] = (isset($row['referral_code']) && !empty($row['referral_code'])) ? $row['referral_code'] : '';
                    $tempRow['friends_code'] = (isset($row['friends_code']) && !empty($row['friends_code'])) ? $row['friends_code '] : '';
                    $tempRow['fcm_id'] = $row['fcm_id'];
                    $tempRow['latitude'] = (isset($row['latitude']) && !empty($row['latitude'])) ? $row['latitude  '] : '';
                    $tempRow['longitude'] = (isset($row['longitude']) && !empty($row['longitude'])) ? $row['longitude  '] : '';
                    $tempRow['created_at'] = (isset($row['created_at']) && !empty($row['created_at'])) ? $row['created_at'] : '';

                    $rows[] = $tempRow;
                }

                //if the login is successful
                $response['error'] = false;
                $response['message'] = strip_tags($this->ion_auth->messages());
                $response['data'] = $rows;
                echo json_encode($response);
                return false;
            } else {
                $response['error'] = true;
                $response['message'] = 'Incorrect Login.';
                echo json_encode($response);
                return false;
            }
        } else {
            // if the login was un-successful
            // just print json message
            $response['error'] = true;
            $response['message'] = strip_tags($this->ion_auth->errors());
            echo json_encode($response);
            return false;
        }
    }
    /* 2.get_orders

        id:101 { optional }
        city_id:1 { optional }
        area_id:1 { optional }
        user_id:101 { optional }
        active_status: received  {received,delivered,cancelled,processed,returned}     // optional
        start_date : 2020-09-07 or 2020/09/07 { optional }
        end_date : 2021-03-15 or 2021/03/15 { optional }
        search:keyword      // optional
        limit:25            // { default - 25 } optional
        offset:0            // { default - 0 } optional
        sort: id / date_added // { default - id } optional
        order:DESC/ASC      // { default - DESC } optional
    */

    public function get_orders()
    {
        if (!$this->verify_token()) {
            return false;
        }

        $limit = (isset($_POST['limit']) && is_numeric($_POST['limit']) && !empty(trim($_POST['limit']))) ? $this->input->post('limit', true) : 25;
        $offset = (isset($_POST['offset']) && is_numeric($_POST['offset']) && !empty(trim($_POST['offset']))) ? $this->input->post('offset', true) : 0;
        $sort = (isset($_POST['sort']) && !empty(trim($_POST['sort']))) ? $this->input->post('sort', true) : 'o.id';
        $order = (isset($_POST['order']) && !empty(trim($_POST['order']))) ? $this->input->post('order', true) : 'DESC';
        $search = (isset($_POST['search']) && !empty(trim($_POST['search']))) ? $this->input->post('search', true) : '';

        $this->form_validation->set_rules('user_id', 'User Id', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('active_status', 'status', 'trim|xss_clean');

        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
        } else {
            if (isset($_POST['active_status']) && !empty($_POST['active_status'])) {
                $where['active_status'] = $_POST['active_status'];
            }
            $id = (isset($_POST['id']) && !empty($_POST['id'])) ? $_POST['id'] : false;
            $user_id = (isset($_POST['user_id']) && !empty($_POST['user_id'])) ? $_POST['user_id'] : false;
            $start_date = (isset($_POST['start_date']) && !empty($_POST['start_date'])) ? $_POST['start_date'] : false;
            $end_date = (isset($_POST['end_date']) && !empty($_POST['end_date'])) ? $_POST['end_date'] : false;
            $multiple_status =   (isset($_POST['active_status']) && !empty($_POST['active_status'])) ? explode(',', $_POST['active_status']) : false;
            $download_invoice =   (isset($_POST['download_invoice']) && !empty($_POST['download_invoice'])) ? $_POST['download_invoice'] : 0;
            $city_id =   (isset($_POST['city_id']) && !empty($_POST['city_id'])) ? $_POST['city_id'] : null;
            $area_id =   (isset($_POST['area_id']) && !empty($_POST['area_id'])) ? $_POST['area_id'] : null;
            $order_details = fetch_orders($id, $user_id, $multiple_status, false, $limit, $offset, $sort, $order, $download_invoice, $start_date, $end_date, $search, $city_id, $area_id);
            if (!empty($order_details['order_data'])) {
                $this->response['error'] = false;
                $this->response['message'] = 'Data retrieved successfully';
                $this->response['total'] = $order_details['total'];
                $this->response['awaiting'] = strval(orders_count("awaiting"));
                $this->response['received'] = strval(orders_count("received"));
                $this->response['processed'] = strval(orders_count("processed"));
                $this->response['shipped'] = strval(orders_count("shipped"));
                $this->response['delivered'] = strval(orders_count("delivered"));
                $this->response['cancelled'] = strval(orders_count("cancelled"));
                $this->response['returned'] = strval(orders_count("returned"));
                $this->response['data'] = $order_details['order_data'];
            } else {
                $this->response['error'] = true;
                $this->response['message'] = 'Data Does Not Exists';
                $this->response['total'] = "0";
                $this->response['awaiting'] = "0";
                $this->response['received'] = "0";
                $this->response['processed'] = "0";
                $this->response['shipped'] = "0";
                $this->response['delivered'] = "0";
                $this->response['cancelled'] = "0";
                $this->response['returned'] = "0";
                $this->response['data'] = array();
            }
        }
        print_r(json_encode($this->response));
    }

    // 3.update_order_item_status
    /* to update the status of an individual status */
    public function update_order_item_status()
    {
        /*
            order_item_id:1
            status : received / processed / shipped / delivered / cancelled / returned
         */

        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('order_item_id', 'Order Item ID', 'trim|numeric|required|xss_clean');
        $this->form_validation->set_rules('status', 'Status', 'trim|required|xss_clean|in_list[received,processed,shipped,delivered,cancelled,returned]');

        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
            print_r(json_encode($this->response));
            return false;
        }
        $order_item = fetch_details('order_items', ['id' => $_POST['order_item_id']], '*');

        if (empty($order_item)) {
            $this->response['error'] = true;
            $this->response['message'] = 'No Order Item Found';
            $this->response['data'] = array();
            print_r(json_encode($this->response));
            return false;
        }
        $res = validate_order_status($_POST['order_item_id'], $_POST['status']);
        if ($res['error']) {
            $this->response['error'] = true;
            $this->response['message'] = $res['message'];
            $this->response['data'] = array();
            print_r(json_encode($this->response));
            return false;
        }


        $order_method = fetch_details('orders', ['id' => $order_item[0]['order_id']], 'payment_method');
        if ($order_method[0]['payment_method'] == 'bank_transfer') {
            $bank_receipt = fetch_details('order_bank_transfer', ['order_id' => $_POST['orderid']]);
            $transaction_status = fetch_details('transactions', ['order_id' => $_POST['orderid']], 'status');
            if (empty($bank_receipt) || strtolower($transaction_status[0]['status']) != 'success') {
                $this->response['error'] = true;
                $this->response['message'] = "Order Status can not update, Bank verification is remain from transactions.";
                $this->response['csrfName'] = $this->security->get_csrf_token_name();
                $this->response['csrfHash'] = $this->security->get_csrf_hash();
                $this->response['data'] = array();
                print_r(json_encode($this->response));
                return false;
            }
        }

        $order_item_res = $this->db->select(' * , (Select count(id) from order_items where order_id = oi.order_id ) as order_counter ,(Select count(active_status) from order_items where active_status ="cancelled" and order_id = oi.order_id ) as order_cancel_counter , (Select count(active_status) from order_items where active_status ="returned" and order_id = oi.order_id ) as order_return_counter,(Select count(active_status) from order_items where active_status ="delivered" and order_id = oi.order_id ) as order_delivered_counter , (Select count(active_status) from order_items where active_status ="processed" and order_id = oi.order_id ) as order_processed_counter , (Select count(active_status) from order_items where active_status ="shipped" and order_id = oi.order_id ) as order_shipped_counter , (Select status from orders where id = oi.order_id ) as order_status ')
            ->where(['id' => $_POST['order_item_id']])
            ->get('order_items oi')->result_array();

        if ($this->order_model->update_order(['status' => $_POST['status']], ['id' => $order_item_res[0]['id']], true, 'order_items')) {
            $this->order_model->update_order(['active_status' => $_POST['status']], ['id' => $order_item_res[0]['id']], false, 'order_items');
            process_refund($order_item_res[0]['id'], $_POST['status'], 'order_items');
            if (($order_item_res[0]['order_counter'] == intval($order_item_res[0]['order_cancel_counter']) + 1 && $_POST['status'] == 'cancelled') ||  ($order_item_res[0]['order_counter'] == intval($order_item_res[0]['order_return_counter']) + 1 && $_POST['status'] == 'returned') || ($order_item_res[0]['order_counter'] == intval($order_item_res[0]['order_delivered_counter']) + 1 && $_POST['status'] == 'delivered') || ($order_item_res[0]['order_counter'] == intval($order_item_res[0]['order_processed_counter']) + 1 && $_POST['status'] == 'processed') || ($order_item_res[0]['order_counter'] == intval($order_item_res[0]['order_shipped_counter']) + 1 && $_POST['status'] == 'shipped')) {
                if ($this->order_model->update_order(['status' => $_POST['status']], ['id' => $order_item_res[0]['order_id']], true)) {
                    $this->order_model->update_order(['active_status' => $_POST['status']], ['id' => $order_item_res[0]['order_id']]);

                    /* process the refer and earn */
                    $user = fetch_details('orders', ['id' => $order_item_res[0]['order_id']], 'user_id');
                    $user_id = $user[0]['user_id'];
                    if (trim($_POST['status']) == 'cancelled' || trim($_POST['status']) == 'returned') {
                        $data = fetch_details('order_items', ['id' => $_POST['order_item_id']], 'product_variant_id,quantity');
                        update_stock($data[0]['product_variant_id'], $data[0]['quantity'], 'plus');
                    }
                    $settings = get_settings('system_settings', true);
                    $app_name = isset($settings['app_name']) && !empty($settings['app_name']) ? $settings['app_name'] : '';
                    $user_res = fetch_details('users', ['id' => $user_id],  'username,fcm_id,mobile,email');
                    //custom message
                    if ($_POST['status'] == 'received') {
                        $type = ['type' => "customer_order_received"];
                    } elseif ($_POST['status'] == 'processed') {
                        $type = ['type' => "customer_order_processed"];
                    } elseif ($_POST['status'] == 'shipped') {
                        $type = ['type' => "customer_order_shipped"];
                    } elseif ($_POST['status'] == 'delivered') {
                        $type = ['type' => "customer_order_delivered"];
                    } elseif ($_POST['status'] == 'cancelled') {
                        $type = ['type' => "customer_order_cancelled"];
                    } elseif ($_POST['status'] == 'returned') {
                        $type = ['type' => "customer_order_returned"];
                    }
                    $custom_notification = fetch_details('custom_notifications', $type, '');
                    $hashtag_cutomer_name = '< cutomer_name >';
                    $hashtag_order_id = '< order_item_id >';
                    $hashtag_application_name = '< application_name >';
                    $string = json_encode($custom_notification[0]['message'], JSON_UNESCAPED_UNICODE);
                    $hashtag = html_entity_decode($string);
                    $data = str_replace(array($hashtag_cutomer_name, $hashtag_order_id, $hashtag_application_name), array($user_res[0]['username'], $order_item_res[0]['order_id'], $app_name), $hashtag);
                    $message = output_escaping(trim($data, '"'));
                    $customer_msg = (!empty($custom_notification)) ? $message :   'Hello Dear ' . $user_res[0]['username'] . ' Order status updated to' . $_POST['status'] . ' for your order ID #' . $order_item_res[0]['order_id'] . ' please take note of it! Thank you for shopping with us. Regards ' . $app_name . '';
                    $fcm_ids = array();
                    if (!empty($user_res[0]['fcm_id'])) {
                        $fcmMsg = array(
                            'title' => (!empty($custom_notification)) ? $custom_notification[0]['title'] : "Order status updated",
                            'body' => $customer_msg,
                            'type' => "order",
                        );

                        $fcm_ids[0][] = $user_res[0]['fcm_id'];
                        send_notification($fcmMsg, $fcm_ids, $fcmMsg);
                    }
                    notify_event(
                        $type['type'],
                        ["customer" => [$user_res[0]['email']]],
                        ["customer" => [$user_res[0]['mobile']]],
                        ["orders.id" => $_POST['orderid']]
                    );
                }
            }
            $this->response['error'] = false;
            $this->response['message'] = 'Status Updated Successfully';
            $this->response['data'] = array();
            print_r(json_encode($this->response));
            return false;
        }
    }

    // 4. get_categories
    public function get_categories()
    {
        /*
            id:15               // optional
            limit:25            // { default - 25 } optional
            offset:0            // { default - 0 } optional
            sort:               id / name
                                // { default -row_id } optional
            order:DESC/ASC      // { default - ASC } optional
            has_child_or_item:false { default - true}  optional
        */
        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('id', 'Category Id', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('sort', 'sort', 'trim|xss_clean');
        $this->form_validation->set_rules('limit', 'limit', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('offset', 'offset', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('order', 'order', 'trim|xss_clean');
        $this->form_validation->set_rules('has_child_or_item', 'Child or Item', 'trim|xss_clean');

        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
            print_r(json_encode($this->response));
            return;
        }
        $limit = (isset($_POST['limit'])  && !empty(trim($_POST['limit']))) ? $this->input->post('limit', true) : 25;
        $offset = (isset($_POST['offset']) && !empty(trim($_POST['offset']))) ? $this->input->post('offset', true) : 0;
        $sort = (isset($_POST['sort(array)']) && !empty(trim($_POST['sort']))) ? $this->input->post('sort', true) : 'row_order';
        $order = (isset($_POST['order']) && !empty(trim($_POST['order']))) ? $this->input->post('order', true) : 'ASC';
        $has_child_or_item = (isset($_POST['has_child_or_item']) && !empty(trim($_POST['has_child_or_item']))) ? $this->input->post('has_child_or_item', true) : 'true';

        $this->response['message'] = "Cateogry(s) retrieved successfully!";
        $id = (!empty($_POST['id']) && isset($_POST['id'])) ? $_POST['id'] : '';
        $cat_res = $this->category_model->get_categories($id, $limit, $offset, $sort, $order, strval(trim($has_child_or_item)));
        $this->response['error'] = (empty($cat_res)) ? true : false;
        $this->response['message'] = (empty($cat_res)) ? 'Category does not exist' : 'Category retrieved successfully';
        $this->response['data'] = $cat_res;


        print_r(json_encode($this->response));
    }

    // 5. get_products
    public function get_products()
    {
        /*
        id:101              // optional
        category_id:29      // optional
        user_id:15          // optional
        search:keyword      // optional
        tags:multiword tag1, tag2, another tag      // optional
        flag:low/sold      // optional
        attribute_value_ids : 34,23,12 // { Use only for filteration } optional
        limit:25            // { default - 25 } optional
        offset:0            // { default - 0 } optional
        sort:p.id / p.date_added / pv.price
                            // { default - p.id } optional
        order:DESC/ASC      // { default - DESC } optional
        is_similar_products:1 // { default - 0 } optional
        top_rated_product: 1 // { default - 0 } optional
        show_only_active_products:false { default - true } optional

        */

        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('id', 'Product ID', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('search', 'Search', 'trim|xss_clean');
        $this->form_validation->set_rules('category_id', 'Category id', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('attribute_value_ids', 'Attr Ids', 'trim|xss_clean');
        $this->form_validation->set_rules('sort', 'sort', 'trim|xss_clean');
        $this->form_validation->set_rules('limit', 'limit', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('offset', 'offset', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('order', 'order', 'trim|xss_clean|alpha');
        $this->form_validation->set_rules('is_similar_products', 'Similar Products', 'trim|xss_clean|numeric');
        $this->form_validation->set_rules('top_rated_product', ' Top Rated Product ', 'trim|xss_clean|numeric');

        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
        } else {
            $limit = (isset($_POST['limit'])) ? $this->input->post('limit', true) : 25;
            $offset = (isset($_POST['offset'])) ? $this->input->post('offset', true) : 0;
            $order = (isset($_POST['order']) && !empty(trim($_POST['order']))) ? $_POST['order'] : 'ASC';
            $sort = (isset($_POST['sort']) && !empty(trim($_POST['sort']))) ? $_POST['sort'] : 'p.row_order';
            $filters['search'] =  (isset($_POST['search'])) ? $_POST['search'] : null;
            $filters['tags'] =  (isset($_POST['tags'])) ? $_POST['tags'] : "";
            $filters['flag'] =  (isset($_POST['flag']) && !empty($_POST['flag'])) ? $_POST['flag'] : "";
            $filters['attribute_value_ids'] = (isset($_POST['attribute_value_ids'])) ? $_POST['attribute_value_ids'] : null;
            $filters['is_similar_products'] = (isset($_POST['is_similar_products'])) ? $_POST['is_similar_products'] : null;
            $filters['product_type'] = (isset($_POST['top_rated_product']) && $_POST['top_rated_product'] == 1) ? 'top_rated_product_including_all_products' : null;
            $filters['show_only_active_products'] = (isset($_POST['show_only_active_products'])) ? $_POST['show_only_active_products'] : true;
            $category_id = (isset($_POST['category_id'])) ? $_POST['category_id'] : null;
            $product_id = (isset($_POST['id'])) ? $_POST['id'] : null;
            $user_id = (isset($_POST['user_id'])) ? $_POST['user_id'] : null;

            $products = fetch_product($user_id, (isset($filters)) ? $filters : null, $product_id, $category_id, $limit, $offset, $sort, $order);

            if (!empty($products['product'])) {
                $this->response['error'] = false;
                $this->response['message'] = "Products retrieved successfully !";
                $this->response['filters'] = (isset($products['filters']) && !empty($products['filters'])) ? $products['filters'] : [];
                $this->response['total'] = (isset($products['total'])) ? strval($products['total']) : '';
                $this->response['offset'] = (isset($_POST['offset']) && !empty($_POST['offset'])) ? $_POST['offset'] : '0';
                $this->response['data'] = $products['product'];
            } else {
                $this->response['error'] = true;
                $this->response['message'] = "Products Not Found !";
                $this->response['data'] = array();
            }
        }
        print_r(json_encode($this->response));
    }

    // 6.get_customers
    public function get_customers()
    {
        /*
            id: 1001                // { optional}
            search : Search keyword // { optional }
            limit:25                // { default - 25 } optional
            offset:0                // { default - 0 } optional
            sort: id/username/email/mobile/area_name/city_name/date_created // { default - id } optional
            order:DESC/ASC          // { default - DESC } optional
        */
        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('id', 'ID', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('search', 'Search keyword', 'trim|xss_clean');
        $this->form_validation->set_rules('sort', 'sort', 'trim|xss_clean');
        $this->form_validation->set_rules('limit', 'limit', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('offset', 'offset', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('order', 'order', 'trim|xss_clean');
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
        } else {
            $id = (isset($_POST['id']) && is_numeric($_POST['id']) && !empty(trim($_POST['id']))) ? $this->input->post('id', true) : "";
            $search = (isset($_POST['search']) && !empty(trim($_POST['search']))) ? $this->input->post('search', true) : "";
            $limit = (isset($_POST['limit']) && is_numeric($_POST['limit']) && !empty(trim($_POST['limit']))) ? $this->input->post('limit', true) : 25;
            $offset = (isset($_POST['offset']) && is_numeric($_POST['offset']) && !empty(trim($_POST['offset']))) ? $this->input->post('offset', true) : 0;
            $order = (isset($_POST['order']) && !empty(trim($_POST['order']))) ? $_POST['order'] : 'DESC';
            $sort = (isset($_POST['sort']) && !empty(trim($_POST['sort']))) ? $_POST['sort'] : 'id';
            $this->customer_model->get_customers($id, $search, $offset, $limit, $sort, $order);
        }
    }

    //7.get_transactions
    public function get_transactions()
    {
        /*
            user_id:73              // { optional}
            id: 1001                // { optional}
            transaction_type:transaction / wallet // { default - transaction } optional
            type : COD / stripe / razorpay / paypal / paystack / flutterwave - for transaction | credit / debit - for wallet // { optional }
            search : Search keyword // { optional }
            limit:25                // { default - 25 } optional
            offset:0                // { default - 0 } optional
            sort: id / date_created // { default - id } optional
            order:DESC/ASC          // { default - DESC } optional
        */
        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('user_id', 'User ID', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('transaction_type', 'Transaction Type', 'trim|xss_clean');
        $this->form_validation->set_rules('type', 'Type', 'trim|xss_clean');
        $this->form_validation->set_rules('search', 'Search keyword', 'trim|xss_clean');
        $this->form_validation->set_rules('sort', 'sort', 'trim|xss_clean');
        $this->form_validation->set_rules('limit', 'limit', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('offset', 'offset', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('order', 'order', 'trim|xss_clean');
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
        } else {
            $user_id = (isset($_POST['user_id']) && is_numeric($_POST['user_id']) && !empty(trim($_POST['user_id']))) ? $this->input->post('user_id', true) : "";
            $id = (isset($_POST['id']) && is_numeric($_POST['id']) && !empty(trim($_POST['id']))) ? $this->input->post('id', true) : "";
            $transaction_type = (isset($_POST['transaction_type']) && !empty(trim($_POST['transaction_type']))) ? $this->input->post('transaction_type', true) : "transaction";
            $type = (isset($_POST['type']) && !empty(trim($_POST['type']))) ? $this->input->post('type', true) : "";
            $search = (isset($_POST['search']) && !empty(trim($_POST['search']))) ? $this->input->post('search', true) : "";
            $limit = (isset($_POST['limit']) && is_numeric($_POST['limit']) && !empty(trim($_POST['limit']))) ? $this->input->post('limit', true) : 25;
            $offset = (isset($_POST['offset']) && is_numeric($_POST['offset']) && !empty(trim($_POST['offset']))) ? $this->input->post('offset', true) : 0;
            $order = (isset($_POST['order']) && !empty(trim($_POST['order']))) ? $_POST['order'] : 'DESC';
            $sort = (isset($_POST['sort']) && !empty(trim($_POST['sort']))) ? $_POST['sort'] : 'id';
            $res = $this->transaction_model->get_transactions($id, $user_id, $transaction_type, $type, $search, $offset, $limit, $sort, $order);
            $this->response['error'] = !empty($res['data']) ? false : true;
            $this->response['message'] = !empty($res['data']) ? 'Transactions Retrieved Successfully' : 'Transactions does not exists';
            $this->response['total'] = !empty($res['data']) ? $res['total'] : 0;
            $this->response['data'] = !empty($res['data']) ? $res['data'] : [];
        }

        print_r(json_encode($this->response));
    }

    //8. get_statistics
    public function get_statistics()
    {
        if (!$this->verify_token()) {
            return false;
        }
        $this->form_validation->set_rules('user_id', 'User ID', 'trim|required|numeric|xss_clean');
        if (!$this->form_validation->run()) {
            $response['error'] = true;
            $response['message'] = strip_tags(validation_errors());
            $response['data'] = array();
            print_r(json_encode($response));
            return false;
        } else {

            $currency_symbol = get_settings('currency');
            $bulkData = array();
            $rows = array();
            $tempRow = array();
            $tempRow1 = array();
            $tempRow2 = array();
            $bulkData['error'] = false;
            $bulkData['message'] = 'Data retrieved successfully';
            $bulkData['currency_symbol'] = !empty($currency_symbol) ? $currency_symbol : '';
            $permissions = fetch_details('user_permissions', ['user_id' => $_POST['user_id']], 'permissions');
            if ($permissions[0]['permissions'] == null) {
                $permissions = '{"orders":{"read":"on","update":"on","delete":"on"},"categories":{"create":"on","read":"on","update":"on","delete":"on"},"category_order":{"read":"on","update":"on"},"product":{"create":"on","read":"on","update":"on","delete":"on"},"media":{"create":"on","read":"on","update":"on","delete":"on"},"product_order":{"read":"on","update":"on"},"tax":{"create":"on","read":"on","update":"on","delete":"on"},"attribute":{"create":"on","read":"on","update":"on","delete":"on"},"attribute_set":{"create":"on","read":"on","update":"on","delete":"on"},"attribute_value":{"create":"on","read":"on","update":"on","delete":"on"},"home_slider_images":{"create":"on","read":"on","update":"on","delete":"on"},"new_offer_images":{"create":"on","read":"on","delete":"on"},"promo_code":{"create":"on","read":"on","update":"on","delete":"on"},"featured_section":{"create":"on","read":"on","update":"on","delete":"on"},"customers":{"read":"on","update":"on"},"return_request":{"read":"on","update":"on"},"delivery_boy":{"create":"on","read":"on","update":"on","delete":"on"},"fund_transfer":{"create":"on","read":"on","update":"on","delete":"on"},"send_notification":{"create":"on","read":"on","delete":"on"},"notification_setting":{"read":"on","update":"on"},"client_api_keys":{"create":"on","read":"on","update":"on","delete":"on"},"area":{"create":"on","read":"on","update":"on","delete":"on"},"city":{"create":"on","read":"on","update":"on","delete":"on"},"faq":{"create":"on","read":"on","update":"on","delete":"on"},"system_update":{"update":"on"},"support_tickets":{"create":"on","read":"on","update":"on","delete":"on"},"zipcodes":{"create":"on","read":"on","update":"on","delete":"on"},"settings":{"read":"on","update":"on"}}';
            } else {
                $permissions = $permissions[0]['permissions'];
            }

            $bulkData['permissions'] = json_decode($permissions);
            $res = $this->db->select('c.name as name,count(c.id) as counter')->where(['p.status' => '1', 'c.status' => '1'])->join('products p', 'p.category_id=c.id')->group_by('c.id')->get('categories c')->result_array();
            foreach ($res as $row) {
                $tempRow['cat_name'][] = $row['name'];
                $tempRow['counter'][] = $row['counter'];
            }

            $rows[] = $tempRow;
            $bulkData['category_wise_product_count'] = $tempRow;
            $overall_sale = $this->db->select("SUM(final_total) as overall_sale")->get('`orders`')->result_array();
            $overall_sale = !empty($overall_sale[0]['overall_sale']) ? intval($overall_sale[0]['overall_sale']) : 0;
            $tempRow1['overall_sale'] = $overall_sale;

            $day_res = $this->db->select("DAY(date_added) as date, SUM(final_total) as total_sale")
                ->where('date_added >= DATE_SUB(CURDATE(), INTERVAL 29 DAY)')
                ->group_by('day(date_added)')->get('`orders`')->result_array();
            $day_wise_sales['total_sale'] = array_map('intval', array_column($day_res, 'total_sale'));
            $day_wise_sales['day'] = array_column($day_res, 'date');
            $tempRow1['daily_earnings'] = $day_wise_sales;

            $d = strtotime("today");
            $start_week = strtotime("last sunday midnight", $d);
            $end_week = strtotime("next saturday", $d);
            $start = date("Y-m-d", $start_week);
            $end = date("Y-m-d", $end_week);
            $week_res = $this->db->select("DATE_FORMAT(date_added, '%d-%b') as date, SUM(final_total) as total_sale")
                ->where("date(date_added) >='$start' and date(date_added) <= '$end' ")
                ->group_by('day(date_added)')->get('`orders`')->result_array();


            $week_wise_sales['total_sale'] = array_map('intval', array_column($week_res, 'total_sale'));
            $week_wise_sales['week'] = array_column($week_res, 'date');
            $tempRow1['weekly_earnings'] = $week_wise_sales;

            $month_res = $this->db->select('SUM(final_total) AS total_sale,DATE_FORMAT(date_added,"%b") AS month_name ')
                ->group_by('year(CURDATE()),MONTH(date_added)')
                ->order_by('year(CURDATE()),MONTH(date_added)')
                ->get('`orders`')->result_array();
            $month_wise_sales['total_sale'] = array_map('intval', array_column($month_res, 'total_sale'));
            $month_wise_sales['month_name'] = array_column($month_res, 'month_name');
            $tempRow1['monthly_earnings'] = $month_wise_sales;
            $rows1[] = $tempRow1;
            $bulkData['earnings'] = $rows1;
            $count_products_low_status = $this->Home_model->count_products_stock_low_status();
            $count_products_sold_out_status = $this->Home_model->count_products_availability_status();
            $tempRow2['order_counter'] = $this->Home_model->count_new_orders('api');
            $tempRow2['delivered_orders_counter'] = $this->Home_model->count_orders_by_status('delivered');
            $tempRow2['cancelled_orders_counter'] = $this->Home_model->count_orders_by_status('cancelled');
            $tempRow2['returned_orders_counter'] = $this->Home_model->count_orders_by_status('returned');
            $tempRow2['received_orders_counter'] = $this->Home_model->count_orders_by_status('received');
            $tempRow2['user_counter'] = $this->Home_model->count_new_users();
            $tempRow2['delivery_boy_counter'] = $this->Home_model->count_delivery_boys();
            $tempRow2['product_counter'] = $this->Home_model->count_products();
            $tempRow2['count_products_low_status'] = "$count_products_low_status";
            $tempRow2['count_products_sold_out_status'] = "$count_products_sold_out_status";
            $rows2[] = $tempRow2;
            $bulkData['counts'] = $rows2;
            print_r(json_encode($bulkData));
        }
    }

    // 9.forgot_password
    public function forgot_password()
    {
        /* Parameters to be passed
            mobile_no:7894561235            
            new: pass@123
        */

        if (!$this->verify_token()) {
            return false;
        }
        $this->form_validation->set_rules('mobile_no', 'Mobile No', 'trim|numeric|required|xss_clean|max_length[16]');
        $this->form_validation->set_rules('new', 'New Password', 'trim|required|xss_clean');

        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            print_r(json_encode($this->response));
            return false;
        }

        $identity_column = $this->config->item('identity', 'ion_auth');
        $res = fetch_details('users', ['mobile' => $_POST['mobile_no']]);
        if (!empty($res)) {
            $identity = ($identity_column  == 'email') ? $res[0]['email'] : $res[0]['mobile'];
            if (!$this->ion_auth->reset_password($identity, $_POST['new'])) {
                $response['error'] = true;
                $response['message'] = strip_tags($this->ion_auth->messages());;
                $response['data'] = array();
                echo json_encode($response);
                return false;
            } else {
                $response['error'] = false;
                $response['message'] = 'Reset Password Successfully';
                $response['data'] = array();
                echo json_encode($response);
                return false;
            }
        } else {
            $response['error'] = true;
            $response['message'] = 'User does not exists !';
            $response['data'] = array();
            echo json_encode($response);
            return false;
        }
    }

    public function delete_order()
    {
        /*
            order_id:1
        */
        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('order_id', 'Order ID', 'trim|required|xss_clean');
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
        } else {
            $order_id = $_POST['order_id'];
            delete_details(['id' => $order_id], 'orders');
            delete_details(['order_id' => $order_id], 'order_items');

            $this->response['error'] = false;
            $this->response['message'] = 'Order deleted successfully';
            $this->response['data'] = array();
        }
        print_r(json_encode($this->response));
    }

    public function get_delivery_boys()
    {
        /*
            id: 1001                // { optional}
            search : Search keyword // { optional }
            limit:25                // { default - 25 } optional
            offset:0                // { default - 0 } optional
            sort: id/username/email/mobile/area_name/city_name/date_created // { default - id } optional
            order:DESC/ASC          // { default - DESC } optional
        */
        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('id', 'ID', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('search', 'Search keyword', 'trim|xss_clean');
        $this->form_validation->set_rules('sort', 'sort', 'trim|xss_clean');
        $this->form_validation->set_rules('limit', 'limit', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('offset', 'offset', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('order', 'order', 'trim|xss_clean');
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
        } else {
            $id = (isset($_POST['id']) && is_numeric($_POST['id']) && !empty(trim($_POST['id']))) ? $this->input->post('id', true) : "";
            $search = (isset($_POST['search']) && !empty(trim($_POST['search']))) ? $this->input->post('search', true) : "";
            $limit = (isset($_POST['limit']) && is_numeric($_POST['limit']) && !empty(trim($_POST['limit']))) ? $this->input->post('limit', true) : 25;
            $offset = (isset($_POST['offset']) && is_numeric($_POST['offset']) && !empty(trim($_POST['offset']))) ? $this->input->post('offset', true) : 0;
            $order = (isset($_POST['order']) && !empty(trim($_POST['order']))) ? $_POST['order'] : 'DESC';
            $sort = (isset($_POST['sort']) && !empty(trim($_POST['sort']))) ? $_POST['sort'] : 'id';
            $this->delivery_boy_model->get_delivery_boys($id, $search, $offset, $limit, $sort, $order);
        }
    }

    //verify-user
    public function verify_user()
    {
        /* Parameters to be passed
            mobile: 9874565478
            email: test@gmail.com // { optional }
        */
        if (!$this->verify_token()) {
            return false;
        }
        $this->form_validation->set_rules('mobile', 'Mobile', 'trim|numeric|required|xss_clean');
        $this->form_validation->set_rules('email', 'Email', 'trim|xss_clean|valid_email');
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            print_r(json_encode($this->response));
            return;
        } else {
            if (isset($_POST['mobile']) && is_exist(['mobile' => $_POST['mobile']], 'users')) {
                $user_id = fetch_details('users', ['mobile' => $_POST['mobile']], 'id');

                //Check if this mobile no. is registered as a delivery boy or not.
                if (!$this->ion_auth->in_group('admin', $user_id[0]['id'])) {
                    $this->response['error'] = true;
                    $this->response['message'] = 'Mobile number / email could not be found!';
                    print_r(json_encode($this->response));
                    return;
                } else {
                    $this->response['error'] = false;
                    $this->response['message'] = 'Mobile number is registered. ';
                    print_r(json_encode($this->response));
                    return;
                }
            }
            if (isset($_POST['email']) && is_exist(['email' => $_POST['email']], 'users')) {
                $this->response['error'] = false;
                $this->response['message'] = 'Email is registered.';
                print_r(json_encode($this->response));
                return;
            }

            $this->response['error'] = true;
            $this->response['message'] = 'Mobile number / email could not be found!';
            print_r(json_encode($this->response));
            return;
        }
    }

    public function get_settings()
    {
        /*
            type : payment_method // { default : all  } optional            
            user_id:  15 { optional }
        */
        if (!$this->verify_token()) {
            return false;
        }
        $type = (isset($_POST['type']) && $_POST['type'] == 'payment_method') ? 'payment_method' : 'all';
        $this->form_validation->set_rules('type', 'Setting Type', 'trim|xss_clean');


        if (!$this->form_validation->run()) {

            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
            print_r(json_encode($this->response));
        } else {
            $general_settings = array();

            if ($type == 'all' || $type == 'payment_method') {


                $settings = [
                    'logo' => 0,
                    'admin_privacy_policy' => 0,
                    'admin_terms_conditions' => 0,
                    'fcm_server_key' => 0,
                    'contact_us' => 0,
                    'payment_method' => 1,
                    'about_us' => 0,
                    'currency' => 0,
                    'time_slot_config' => 1,
                    'user_data' => 0,
                    'system_settings' => 1,
                ];

                if ($type == 'payment_method') {

                    $settings_res['payment_method'] = get_settings($type, $settings[$_POST['type']]);
                    $time_slot_config = get_settings('time_slot_config', $settings['time_slot_config']);

                    if (!empty($time_slot_config) && isset($time_slot_config)) {
                        $time_slot_config['delivery_starts_from'] = $time_slot_config['delivery_starts_from'] - 1;
                        $time_slot_config['starting_date'] = date('Y-m-d', strtotime(date('d-m-Y') . ' + ' . intval($time_slot_config['delivery_starts_from']) . ' days'));
                    }

                    $settings_res['time_slot_config'] = $time_slot_config;
                    $time_slots = fetch_details('time_slots', '', '*', '', '', 'from_time', 'ASC');

                    if (!empty($time_slots)) {
                        for ($i = 0; $i < count($time_slots); $i++) {

                            $datetime = DateTime::createFromFormat("h:i:s a", $time_slots[$i]['from_time']);
                        }
                    }

                    $settings_res['time_slots'] = array_values($time_slots);
                    $general_settings = $settings_res;
                } else {

                    foreach ($settings as $type => $isjson) {
                        if ($type == 'payment_method') {
                            continue;
                        }
                        $general_settings[$type] = [];
                        $settings_res = get_settings($type, $isjson);

                        if ($type == 'logo') {
                            $settings_res = base_url() . $settings_res;
                        }
                        if ($type == 'user_data' && isset($_POST['user_id'])) {
                            $cart_total_response = get_cart_total($_POST['user_id'], false, 0);
                            $settings_res = fetch_users($_POST['user_id']);
                            $settings_res[0]['cities'] =  (isset($settings_res[0]['cities']) && $settings_res[0]['cities'] != null) ? $cart_total_response[0]['cities'] : '';
                            $settings_res[0]['street'] =  (isset($settings_res[0]['street']) && $settings_res[0]['street'] != null) ? $cart_total_response[0]['street'] : '';
                            $settings_res[0]['area'] =  (isset($settings_res[0]['area']) && $settings_res[0]['area'] != null) ? $cart_total_response[0]['area'] : '';
                            $settings_res[0]['cart_total_items'] = (isset($cart_total_response[0]) && $cart_total_response[0]['cart_count'] > 0) ? $cart_total_response[0]['cart_count'] : '0';
                            $settings_res = $settings_res[0];
                        }

                        //Strip tags in case of terms_conditions and privacy_policy
                        array_push($general_settings[$type], $settings_res);
                    }
                    $general_settings['privacy_policy'] = $general_settings['admin_privacy_policy'];
                    unset($general_settings['admin_privacy_policy']);
                    $general_settings['terms_conditions'] = $general_settings['admin_terms_conditions'];
                    unset($general_settings['admin_terms_conditions']);
                }

                $this->response['error'] = false;
                $this->response['message'] = 'Settings retrieved successfully';
                $this->response['data'] = $general_settings;
            } else {
                $this->response['error'] = true;
                $this->response['message'] = 'Settings Not Found';
                $this->response['data'] = array();
            }
            print_r(json_encode($this->response));
        }
    }

    // 14. update_fcm
    public function update_fcm()
    {

        /* Parameters to be passed
             user_id:12
             fcm_id: FCM_ID
         */

        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('user_id', 'Id', 'trim|numeric|required|xss_clean');

        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            print_r(json_encode($this->response));
            return false;
        }

        $user_res = update_details(['fcm_id' => $_POST['fcm_id']], ['id' => $_POST['user_id']], 'users');

        if ($user_res) {
            $response['error'] = false;
            $response['message'] = 'Updated Successfully';
            $response['data'] = array();
            echo json_encode($response);
            return false;
        } else {
            $response['error'] = true;
            $response['message'] = 'Updation Failed !';
            $response['data'] = array();
            echo json_encode($response);
            return false;
        }
    }

    // 15. send_message
    public function send_message()
    {
        /*
            user_type:admin
            user_id:1
            ticket_id:1	
            message:test	
            attachments[]:files  {optional} {type allowed -> image,video,document,spreadsheet,archive}
        */

        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('user_type', 'User Type', 'trim|required|xss_clean');
        $this->form_validation->set_rules('user_id', 'User id', 'trim|required|numeric|xss_clean');
        $this->form_validation->set_rules('ticket_id', 'Ticket id', 'trim|required|numeric|xss_clean');

        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
        } else {
            $user_type = $this->input->post('user_type', true);
            $user_id = $this->input->post('user_id', true);
            $ticket_id = $this->input->post('ticket_id', true);
            $message = (isset($_POST['message']) && !empty(trim($_POST['message']))) ? $this->input->post('message', true) : "";


            $user = fetch_users($user_id);
            if (empty($user)) {
                $this->response['error'] = true;
                $this->response['message'] = "User not found!";
                $this->response['data'] = [];
                print_r(json_encode($this->response));
                return false;
            }
            if (!file_exists(FCPATH . TICKET_IMG_PATH)) {
                mkdir(FCPATH . TICKET_IMG_PATH, 0777);
            }

            $temp_array = array();
            $files = $_FILES;
            $images_new_name_arr = array();
            $images_info_error = "";
            $allowed_media_types = implode('|', allowed_media_types());
            $config = [
                'upload_path' =>  FCPATH . TICKET_IMG_PATH,
                'allowed_types' => $allowed_media_types,
                'max_size' => 8000,
            ];


            if (!empty($_FILES['attachments']['name'][0]) && isset($_FILES['attachments']['name'])) {
                $other_image_cnt = count($_FILES['attachments']['name']);
                $other_img = $this->upload;
                $other_img->initialize($config);

                for ($i = 0; $i < $other_image_cnt; $i++) {

                    if (!empty($_FILES['attachments']['name'][$i])) {

                        $_FILES['temp_image']['name'] = $files['attachments']['name'][$i];
                        $_FILES['temp_image']['type'] = $files['attachments']['type'][$i];
                        $_FILES['temp_image']['tmp_name'] = $files['attachments']['tmp_name'][$i];
                        $_FILES['temp_image']['error'] = $files['attachments']['error'][$i];
                        $_FILES['temp_image']['size'] = $files['attachments']['size'][$i];
                        if (!$other_img->do_upload('temp_image')) {
                            $images_info_error = 'attachments :' . $images_info_error . ' ' . $other_img->display_errors();
                        } else {
                            $temp_array = $other_img->data();
                            resize_review_images($temp_array, FCPATH . TICKET_IMG_PATH);
                            $images_new_name_arr[$i] = TICKET_IMG_PATH . $temp_array['file_name'];
                        }
                    } else {
                        $_FILES['temp_image']['name'] = $files['attachments']['name'][$i];
                        $_FILES['temp_image']['type'] = $files['attachments']['type'][$i];
                        $_FILES['temp_image']['tmp_name'] = $files['attachments']['tmp_name'][$i];
                        $_FILES['temp_image']['error'] = $files['attachments']['error'][$i];
                        $_FILES['temp_image']['size'] = $files['attachments']['size'][$i];
                        if (!$other_img->do_upload('temp_image')) {
                            $images_info_error = $other_img->display_errors();
                        }
                    }
                }

                //Deleting Uploaded attachments if any overall error occured
                if ($images_info_error != NULL || !$this->form_validation->run()) {
                    if (isset($images_new_name_arr) && !empty($images_new_name_arr || !$this->form_validation->run())) {
                        foreach ($images_new_name_arr as $key => $val) {
                            unlink(FCPATH . TICKET_IMG_PATH . $images_new_name_arr[$key]);
                        }
                    }
                }
            }
            if ($images_info_error != NULL) {
                $this->response['error'] = true;
                $this->response['message'] =  $images_info_error;
                print_r(json_encode($this->response));
                return false;
            }
            $data = array(
                'user_type' => $user_type,
                'user_id' => $user_id,
                'ticket_id' => $ticket_id,
                'message' => $message
            );
            if (!empty($_FILES['attachments']['name'][0]) && isset($_FILES['attachments']['name'])) {
                $data['attachments'] = $images_new_name_arr;
            }
            $insert_id = $this->ticket_model->add_ticket_message($data);
            $system_settings = get_settings('system_settings', true);
            if (!empty($insert_id)) {
                $data1 = $this->config->item('type');
                $result = $this->ticket_model->get_messages($ticket_id, $user_id, "", "", "1", "", "", $data1, $insert_id);
                if (!empty($result)) {
                    //custom message
                    $ticket_res = fetch_details('ticket_messages', ['user_type' => 'user', 'ticket_id' => $ticket_id], 'user_id');

                    $user_res = fetch_details("users", ['id' => $ticket_res[0]['user_id']], 'fcm_id', '',  '', '', '');
                    $fcm_ids[0][] = $user_res[0]['fcm_id'];
                    $custom_notification =  fetch_details('custom_notifications', ['type' => "ticket_message"], '');
                    $hashtag_application_name = '< application_name >';
                    $string = json_encode($custom_notification[0]['message'], JSON_UNESCAPED_UNICODE);
                    $hashtag = html_entity_decode($string);
                    $data = str_replace($hashtag_application_name, $system_settings['app_name'], $hashtag);
                    $message = output_escaping(trim($data, '"'));
                    $fcm_admin_subject = (!empty($custom_notification)) ? $custom_notification[0]['title'] : "Attachments";
                    $fcm_admin_msg = (!empty($custom_notification)) ? $message : "Ticket Message";
                    if (!empty($fcm_ids)) {
                        $fcmMsg = array(
                            'title' => $fcm_admin_subject,
                            'body' => $fcm_admin_msg,
                            'type' => "ticket_message",
                            'type_id' => $ticket_id,
                            'chat' => json_encode($result['data']),
                        );
                        send_notification($fcmMsg, $fcm_ids, $fcmMsg);
                    }
                }
                $this->response['error'] = false;
                $this->response['message'] =  'Ticket Message Added Successfully!';
                $this->response['data'] = $result['data'][0];
            } else {
                $this->response['error'] = true;
                $this->response['message'] =  'Ticket Message Not Added';
                $this->response['data'] = (!empty($this->response['data'])) ? $this->response['data'] : [];
            }
        }
        print_r(json_encode($this->response));
    }

    // 16. edit_ticket
    public function edit_ticket()
    {
        /*
            ticket_id:1
            status:1 or 2 or 3 or 4 or 5  [1 -> pending, 2 -> opened, 3 -> resolved, 4 -> closed, 5 -> reopened]
        */

        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('ticket_id', 'Ticket Id', 'trim|required|xss_clean');
        $this->form_validation->set_rules('status', 'Status', 'trim|required|xss_clean');


        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
        } else {
            $status = $this->input->post('status', true);
            $ticket_id = $this->input->post('ticket_id', true);
            $res = fetch_details('tickets', 'id=' . $ticket_id,  '*');
            if (empty($res)) {
                $this->response['error'] = true;
                $this->response['message'] = "User id is changed you can not udpate the ticket.";
                $this->response['data'] = array();
                print_r(json_encode($this->response));
                return false;
            }
            if ($status == PENDING && $res[0]['status'] == OPENED) {
                $this->response['error'] = true;
                $this->response['message'] = "Current status is opened.";
                $this->response['data'] = array();
                print_r(json_encode($this->response));
                return false;
            }
            if ($status == OPENED && ($res[0]['status'] == RESOLVED || $res[0]['status'] == CLOSED)) {
                $this->response['error'] = true;
                $this->response['message'] = "Can't be OPEN but you can REOPEN the ticket.";
                $this->response['data'] = array();
                print_r(json_encode($this->response));
                return false;
            }
            if ($status == RESOLVED && $res[0]['status'] == CLOSED) {
                $this->response['error'] = true;
                $this->response['message'] = "Current status is closed.";
                $this->response['data'] = array();
                print_r(json_encode($this->response));
                return false;
            }
            if ($status == REOPEN && ($res[0]['status'] == PENDING || $res[0]['status'] == OPENED)) {
                $this->response['error'] = true;
                $this->response['message'] = "Current status is pending or opened.";
                $this->response['data'] = array();
                print_r(json_encode($this->response));
                return false;
            }

            $data = array(
                'status' => $status,
                'edit_ticket_status' => $ticket_id
            );
            $system_settings = get_settings('system_settings', true);
            if (!$this->ticket_model->add_ticket($data)) {
                $result = $this->ticket_model->get_tickets($ticket_id);
                if (!empty($result)) {
                    //custom message
                    $ticket_res = fetch_details('ticket_messages', ['user_type' => 'user', 'ticket_id' => $ticket_id], 'user_id');

                    $user_res = fetch_details("users", ['id' => $ticket_res[0]['user_id']], 'fcm_id', '',  '', '', '');
                    $fcm_ids[0][] = $user_res[0]['fcm_id'];
                    $custom_notification =  fetch_details('custom_notifications', ['type' => "ticket_status"], '');
                    $hashtag_application_name = '< application_name >';
                    $string = json_encode($custom_notification[0]['message'], JSON_UNESCAPED_UNICODE);
                    $hashtag = html_entity_decode($string);
                    $data = str_replace($hashtag_application_name, $system_settings['app_name'], $hashtag);
                    $message = output_escaping(trim($data, '"'));
                    $fcm_admin_subject =  (!empty($custom_notification)) ? $custom_notification[0]['title'] : "Your Ticket status has been changed";
                    $fcm_admin_msg = (!empty($custom_notification)) ? $message : "Ticket Message";
                    if (!empty($fcm_ids)) {
                        $fcmMsg = array(
                            'title' => $fcm_admin_subject,
                            'body' => $fcm_admin_msg,
                            'type' => "ticket_status",
                            'type_id' => (String)$ticket_id
                        );
                        send_notification($fcmMsg, $fcm_ids, $fcmMsg);
                    }
                }
                $this->response['error'] = false;
                $this->response['message'] =  'Ticket updated Successfully';
                $this->response['data'] = $result['data'];
            } else {
                $this->response['error'] = true;
                $this->response['message'] =  'Ticket Not Added';
                $this->response['data'] = (!empty($this->response['data'])) ? $this->response['data'] : [];
            }
        }
        print_r(json_encode($this->response));
    }

    //17. get_ticket_types
    public function get_ticket_types()
    {
        if (!$this->verify_token()) {
            return false;
        }

        $this->db->select('*');
        $types = $this->db->get('ticket_types')->result_array();
        if (!empty($types)) {
            for ($i = 0; $i < count($types); $i++) {
                $types[$i] = output_escaping($types[$i]);
            }
        }
        $this->response['error'] = false;
        $this->response['message'] = 'Ticket types fetched successfully';
        $this->response['data'] = $types;
        print_r(json_encode($this->response));
    }

    //18. get_tickets
    public function get_tickets()
    {
        /*
        19. get_tickets
            ticket_id: 1001                // { optional}
            ticket_type_id: 1001                // { optional}
            user_id: 1001                // { optional}
            status:   [1 -> pending, 2 -> opened, 3 -> resolved, 4 -> closed, 5 -> reopened]// { optional}
            search : Search keyword // { optional }
            limit:25                // { default - 25 } optional
            offset:0                // { default - 0 } optional
            sort: id | date_created | last_updated                // { default - id } optional
            order:DESC/ASC          // { default - DESC } optional
        */
        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('ticket_id', 'Ticket ID', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('ticket_type_id', 'Ticket Type ID', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('user_id', 'User ID', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('status', 'User ID', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('search', 'Search keyword', 'trim|xss_clean');
        $this->form_validation->set_rules('sort', 'sort', 'trim|xss_clean');
        $this->form_validation->set_rules('limit', 'limit', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('offset', 'offset', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('order', 'order', 'trim|xss_clean');
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
        } else {
            $ticket_id = (isset($_POST['ticket_id']) && is_numeric($_POST['ticket_id']) && !empty(trim($_POST['ticket_id']))) ? $this->input->post('ticket_id', true) : "";
            $ticket_type_id = (isset($_POST['ticket_type_id']) && is_numeric($_POST['ticket_type_id']) && !empty(trim($_POST['ticket_type_id']))) ? $this->input->post('ticket_type_id', true) : "";
            $user_id = (isset($_POST['user_id']) && is_numeric($_POST['user_id']) && !empty(trim($_POST['user_id']))) ? $this->input->post('user_id', true) : "";
            $status = (isset($_POST['status']) && is_numeric($_POST['status']) && !empty(trim($_POST['status']))) ? $this->input->post('status', true) : "";
            $search = (isset($_POST['search']) && !empty(trim($_POST['search']))) ? $this->input->post('search', true) : "";
            $limit = (isset($_POST['limit']) && is_numeric($_POST['limit']) && !empty(trim($_POST['limit']))) ? $this->input->post('limit', true) : 10;
            $offset = (isset($_POST['offset']) && is_numeric($_POST['offset']) && !empty(trim($_POST['offset']))) ? $this->input->post('offset', true) : 0;
            $order = (isset($_POST['order']) && !empty(trim($_POST['order']))) ? $_POST['order'] : 'DESC';
            $sort = (isset($_POST['sort']) && !empty(trim($_POST['sort']))) ? $_POST['sort'] : 'id';
            $result = $this->ticket_model->get_tickets($ticket_id, $ticket_type_id, $user_id, $status, $search, $offset, $limit, $sort, $order);
            print_r(json_encode($result));
        }
    }

    public function get_messages()
    {
        /*
        20. get_messages
        ticket_id: 1001            
        user_type: 1001                // { optional}
        user_id: 1001                // { optional}
        search : Search keyword // { optional }
        limit:25                // { default - 25 } optional
        offset:0                // { default - 0 } optional
        sort: id | date_created | last_updated                // { default - id } optional
        order:DESC/ASC          // { default - DESC } optional
        */
        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('ticket_id', 'Ticket ID', 'trim|numeric|required|xss_clean');
        $this->form_validation->set_rules('user_id', 'User ID', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('status', 'User ID', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('search', 'Search keyword', 'trim|xss_clean');
        $this->form_validation->set_rules('sort', 'sort', 'trim|xss_clean');
        $this->form_validation->set_rules('limit', 'limit', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('offset', 'offset', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('order', 'order', 'trim|xss_clean');
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
        } else {
            $ticket_id = (isset($_POST['ticket_id']) && is_numeric($_POST['ticket_id']) && !empty(trim($_POST['ticket_id']))) ? $this->input->post('ticket_id', true) : "";
            $user_id = (isset($_POST['user_id']) && is_numeric($_POST['user_id']) && !empty(trim($_POST['user_id']))) ? $this->input->post('user_id', true) : "";
            $search = (isset($_POST['search']) && !empty(trim($_POST['search']))) ? $this->input->post('search', true) : "";
            $limit = (isset($_POST['limit']) && is_numeric($_POST['limit']) && !empty(trim($_POST['limit']))) ? $this->input->post('limit', true) : 10;
            $offset = (isset($_POST['offset']) && is_numeric($_POST['offset']) && !empty(trim($_POST['offset']))) ? $this->input->post('offset', true) : 0;
            $order = (isset($_POST['order']) && !empty(trim($_POST['order']))) ? $_POST['order'] : 'DESC';
            $sort = (isset($_POST['sort']) && !empty(trim($_POST['sort']))) ? $_POST['sort'] : 'id';
            $data = $this->config->item('type');
            $result = $this->ticket_model->get_messages($ticket_id, $user_id, $search, $offset, $limit, $sort, $order, $data, "");
            print_r(json_encode($result));
        }
    }

    //20.get_cities
    public function get_cities()
    {
        /*
             limit:10 {optional}
             offset:0 {optional}
         */
        $this->form_validation->set_rules('limit', 'limit', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('offset', 'offset', 'trim|numeric|xss_clean');

        if (!$this->verify_token()) {
            return false;
        }
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
        } else {

            $limit = (isset($_POST['limit']) && is_numeric($_POST['limit']) && !empty(trim($_POST['limit']))) ? $this->input->post('limit', true) : 25;
            $offset = (isset($_POST['offset']) && is_numeric($_POST['offset']) && !empty(trim($_POST['offset']))) ? $this->input->post('offset', true) : 0;
            $this->db->select('c.id as id,c.name');
            $this->db->limit($limit, $offset);
            $this->db->join('areas a', 'c.id=a.city_id');
            $this->db->group_by('c.id');
            $cities = $this->db->get('cities c')->result_array();
            if (!empty($cities)) {
                for ($i = 0; $i < count($cities); $i++) {
                    $cities[$i] = output_escaping($cities[$i]);
                }
            }
            $this->response['data'] = $cities;
            $this->response['error'] = false;
            print_r(json_encode($this->response));
        }
    }

    //21. get_areas_by_city_id
    public function get_areas_by_city_id()
    {
        /* id='57' */

        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('id', 'City Id', 'trim|required|xss_clean');
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
        } else {
            $areas = fetch_details('areas', ['city_id' => $_POST['id']],);
            if (!empty($areas)) {
                for ($i = 0; $i < count($areas); $i++) {
                    $areas[$i] = output_escaping($areas[$i]);
                }
            }
            $this->response['error'] = false;
            $this->response['data'] = $areas;
        }
        print_r(json_encode($this->response));
    }

    //22. delete_order_receipt
    public function delete_order_receipt()
    {
        /*
         id=57 
        
        */

        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('id', 'Id', 'trim|required|xss_clean');
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
        } else {
            if (delete_details(['id' => $_POST['id']], "order_bank_transfer")) {
                $this->response['error'] = false;
                $this->response['message'] = 'Deleted Successfully';
            } else {
                $this->response['error'] = true;
                $this->response['message'] = 'Something went wrong';
            }
            $this->response['data'] = array();
        }
        print_r(json_encode($this->response));
    }

    public function get_sellers()
    {
        /*
            id: 1001                // { optional}
            search : Search keyword // { optional }
            limit:25                // { default - 25 } optional
            offset:0                // { default - 0 } optional
            sort: id/username/email/mobile/area_name/city_name/date_created // { default - id } optional
            order:DESC/ASC          // { default - DESC } optional
        */
        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('id', 'ID', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('search', 'Search keyword', 'trim|xss_clean');
        $this->form_validation->set_rules('sort', 'sort', 'trim|xss_clean');
        $this->form_validation->set_rules('limit', 'limit', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('offset', 'offset', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('order', 'order', 'trim|xss_clean');
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
            print_r(json_encode($this->response));
        } else {
            $id = (isset($_POST['id']) && is_numeric($_POST['id']) && !empty(trim($_POST['id']))) ? $this->input->post('id', true) : "";
            $search = (isset($_POST['search']) && !empty(trim($_POST['search']))) ? $this->input->post('search', true) : "";
            $limit = (isset($_POST['limit']) && is_numeric($_POST['limit']) && !empty(trim($_POST['limit']))) ? $this->input->post('limit', true) : 25;
            $offset = (isset($_POST['offset']) && is_numeric($_POST['offset']) && !empty(trim($_POST['offset']))) ? $this->input->post('offset', true) : 0;
            $order = (isset($_POST['order']) && !empty(trim($_POST['order']))) ? $_POST['order'] : 'DESC';
            $sort = (isset($_POST['sort']) && !empty(trim($_POST['sort']))) ? $_POST['sort'] : 'u.id';

            $this->Seller_model->get_sellers($limit, $offset, $sort, $order, $search);
        }
    }

    public function get_order_tracking()
    {
        /* 
        limit:25            // { default - 25 } optional
        offset:0            // { default - 0 } optional
        sort:               // { id } optional
        order:DESC/ASC      // { default - DESC } optional
        search:value        // {optional} 
        */
        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('limit', 'limit', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('offset', 'offset', 'trim|numeric|xss_clean');
        $this->form_validation->set_rules('sort', 'sort', 'trim|xss_clean');
        $this->form_validation->set_rules('order', 'order', 'trim|xss_clean');
        $this->form_validation->set_rules('search', 'search', 'trim|xss_clean');

        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = strip_tags(validation_errors());
            $this->response['data'] = array();
            print_r(json_encode($this->response));
        } else {
            $limit = (isset($_POST['limit']) && is_numeric($_POST['limit']) && !empty(trim($_POST['limit']))) ? $this->input->post('limit', true) : 25;
            $offset = (isset($_POST['offset']) && is_numeric($_POST['offset']) && !empty(trim($_POST['offset']))) ? $this->input->post('offset', true) : 0;
            $sort = (isset($_POST['sort']) && !empty(trim($_POST['sort']))) ? $this->input->post('sort', true) : 'id';
            $order = (isset($_POST['order']) && !empty(trim($_POST['order']))) ? $this->input->post('order', true) : 'DESC';
            $search = (isset($_POST['search']) && !empty(trim($_POST['search']))) ? $this->input->post('search', true) : '';

            $this->order_model->get_order_tracking($limit, $offset, $sort, $order, $search);
        }
    }

    public function edit_order_tracking()
    {
        /*
            order_id:57 
            order_item_id:123
            courier_agency:asd agency
            tracking_id:t_id123
            url:http://test.com
        */


        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('courier_agency', 'courier_agency', 'trim|required|xss_clean');
        $this->form_validation->set_rules('tracking_id', 'tracking_id', 'trim|required|xss_clean');
        $this->form_validation->set_rules('url', 'url', 'trim|required|xss_clean');
        $this->form_validation->set_rules('order_id', 'order_id', 'trim|required|xss_clean');
        $this->form_validation->set_rules('order_item_id', 'order item id', 'trim|required|xss_clean');
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = validation_errors();
            $this->response['data'] = array();
            print_r(json_encode($this->response));
        } else {
            $order_id = $this->input->post('order_id', true);
            $order_item_id = $this->input->post('order_item_id', true);
            $courier_agency = $this->input->post('courier_agency', true);
            $tracking_id = $this->input->post('tracking_id', true);
            $url = $this->input->post('url', true);
            $data = array(
                'order_id' => $order_id,
                'order_item_id' => $order_item_id,
                'courier_agency' => $courier_agency,
                'tracking_id' => $tracking_id,
                'url' => $url,
            );
            if (is_exist(['order_item_id' => $order_item_id, 'order_id' => $order_id], 'order_tracking', null)) {
                if (update_details($data, ['order_id' => $order_id, 'order_item_id' => $order_item_id], 'order_tracking') == TRUE) {
                    $this->response['error'] = false;
                    $this->response['message'] = "Tracking details Update Successfuly.";
                } else {
                    $this->response['error'] = true;
                    $this->response['message'] = "Not Updated. Try again later.";
                }
            } else {
                if (insert_details($data, 'order_tracking')) {
                    $this->response['error'] = false;
                    $this->response['message'] = "Tracking details Insert Successfuly.";
                } else {
                    $this->response['error'] = true;
                    $this->response['message'] = "Not Inserted. Try again later.";
                }
            }
            $this->response['data'] = array();
            print_r(json_encode($this->response));
        }
    }

    public function update_receipt_status()
    {
        /*
            order_id:57 
            user_id:123
            status:1        // { 0:pending|1:rejected|2:accepted }  
           
        */


        if (!$this->verify_token()) {
            return false;
        }

        $this->form_validation->set_rules('order_id', 'Order Id', 'trim|required|xss_clean');
        $this->form_validation->set_rules('user_id', 'User Id', 'trim|required|xss_clean');
        $this->form_validation->set_rules('status', 'status', 'trim|required|xss_clean');
        if (!$this->form_validation->run()) {
            $this->response['error'] = true;
            $this->response['message'] = validation_errors();
            $this->response['data'] = array();
            print_r(json_encode($this->response));
        } else {
            $order_id = $this->input->post('order_id', true);
            $user_id = $this->input->post('user_id', true);
            $status = $this->input->post('status', true);
            if (update_details(['status' => $status], ['order_id' => $order_id], 'order_bank_transfer')) {
                if ($status == 1) {
                    $status = "Rejected";
                } else if ($status == 2) {
                    $status = "Accepted";
                } else {
                    $status = "Pending";
                }
                //custom message
                $custom_notification =  fetch_details('custom_notifications', ['type' => "bank_transfer_receipt_status"], '');
                $hashtag_status = '< status  >';
                $hashtag_order_id = '< order_id >';
                $string = json_encode($custom_notification[0]['message'], JSON_UNESCAPED_UNICODE);
                $hashtag = html_entity_decode($string);
                $data = str_replace(array($hashtag_status, $hashtag_order_id), array($status, $order_id), $hashtag);
                $message = output_escaping(trim($data, '"'));
                $title = (!empty($custom_notification)) ? $custom_notification[0]['title'] : 'Bank Transfer Receipt Status';
                $customer_msg = (!empty($custom_notification)) ? $message : 'Bank Transfer Receipt' . $status . ' for order ID: ' . $order_id;
                $user = fetch_details("users", ['id' => $user_id], 'email,fcm_id');
                notify_event(
                    'bank_transfer_recipt_status',
                    ["customer" => [$user[0]['email']]],
                    ["customer" => [$user[0]['mobile']]],
                    ["orders.id" => $order_id]

                );
                $fcm_ids[0][] = $user[0]['fcm_id'];
                if (!empty($fcm_ids)) {
                    $fcmMsg = array(
                        'title' => $title,
                        'body' =>  $customer_msg,
                        'type' => "order"
                    );
                    send_notification($fcmMsg, $fcm_ids, $fcmMsg);
                }
                $this->response['error'] = false;
                $this->response['message'] = 'Updated Successfully';
            } else {
                $this->response['error'] = true;
                $this->response['message'] = 'Something went wrong';
            }
            $this->response['data'] = array();
            print_r(json_encode($this->response));
        }
    }
}