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<?php
namespace App\Http\Controllers\Admin;
use App\Http\Controllers\Controller;
use App\Models\Invoice;
use App\Models\IPNStatus;
use App\Models\Order;
use App\Models\User;
use Illuminate\Http\Request;
use Illuminate\Support\Str;
use Srmklive\PayPal\Facades\PayPal;
use Srmklive\PayPal\Services\ExpressCheckout;
class PayPalController extends Controller
{
/**
* @var ExpressCheckout
*/
protected $provider;
/**
* PayPalController constructor.
* @throws \Exception
*/
public function __construct()
{
$this->provider = PayPal::setProvider('express_checkout'); // To use express checkout(used by default).
}
public function getIndex(Request $request)
{
$response = [];
if (session()->has('code')) {
$response['code'] = session()->get('code');
session()->forget('code');
}
if (session()->has('message')) {
$response['message'] = session()->get('message');
session()->forget('message');
}
return view('welcome', compact('response'));
}
/**
* @param \Illuminate\Http\Request $request
*
* @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
*/
public function getExpressCheckout(Request $request)
{
$recurring = ($request->get('mode') === 'recurring') ? true : false;
$cart = $this->getCheckoutData($recurring);
try {
$response = $this->provider->setExpressCheckout($cart, $recurring);
return redirect($response['paypal_link']);
} catch (\Exception $e) {
$order = Order::find(1);
$invoice = $this->generateInvoice($order);
session()->put(['code' => 'danger', 'message' => "Error processing PayPal payment for Order $invoice->id!"]);
}
}
/**
* @param Request $request
* @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
* @throws \Exception
*/
public function getExpressCheckoutSuccess(Request $request)
{
$recurring = ($request->get('mode') === 'recurring') ? true : false;
$token = $request->get('token');
$PayerID = $request->get('PayerID');
$cart = $this->getCheckoutData($recurring);
// Verify Express Checkout Token
$response = $this->provider->getExpressCheckoutDetails($token);
if (in_array(strtoupper($response['ACK']), ['SUCCESS', 'SUCCESSWITHWARNING'])) {
if ($recurring === true) {
$response = $this->provider->createMonthlySubscription($response['TOKEN'], 9.99, $cart['subscription_desc']);
if (!empty($response['PROFILESTATUS']) && in_array($response['PROFILESTATUS'], ['ActiveProfile', 'PendingProfile'])) {
$status = 'Processed';
} else {
$status = 'Invalid';
}
} else {
// Perform transaction on PayPal
$payment_status = $this->provider->doExpressCheckoutPayment($cart, $token, $PayerID);
$status = $payment_status['PAYMENTINFO_0_PAYMENTSTATUS'];
}
$invoice = $this->createInvoice($cart, $status);
if ($invoice->paid) {
session()->put(['code' => 'success', 'message' => "Order $invoice->id has been paid successfully!"]);
} else {
session()->put(['code' => 'danger', 'message' => "Error processing PayPal payment for Order $invoice->id!"]);
}
return redirect('/');
}
}
/**
* @param Request $request
* @throws \Exception
*/
public function notify(Request $request)
{
if (!($this->provider instanceof ExpressCheckout)) {
$this->provider = new ExpressCheckout();
}
$post = [
'cmd' => '_notify-validate',
];
$data = $request->all();
foreach ($data as $key => $value) {
$post[$key] = $value;
}
$response = (string) $this->provider->verifyIPN($post);
$ipn = new IPNStatus();
$ipn->payload = json_encode($post);
$ipn->status = $response;
$ipn->save();
}
/**
* Set cart data for processing payment on PayPal.
*
* @param bool $recurring
*
* @return array
*/
protected function getCheckoutData($recurring = false)
{
$data = [];
$order_id = Invoice::all()->count() + 1;
if ($recurring === true) {
$data['items'] = [
[
'name' => 'Monthly Subscription '.config('paypal.invoice_prefix').' #'.$order_id,
'price' => 0,
'qty' => 1,
],
];
$data['return_url'] = url('/paypal/ec-checkout-success?mode=recurring');
$data['subscription_desc'] = 'Monthly Subscription '.config('paypal.invoice_prefix').' #'.$order_id;
} else {
$data['items'] = [
[
'name' => 'adfasdf Product 1',
'price' => 19.99,
'qty' => 1,
],
[
'name' => 'Productasdfasdf 2',
'price' => 34.99,
'qty' => 2,
],
];
$data['return_url'] = url('/paypal/ec-checkout-success');
}
$data['invoice_id'] = config('paypal.invoice_prefix').'_'.$order_id;
$data['invoice_description'] = "Order #11$order_id Invoice";
$data['cancel_url'] = url('/');
$total = 0;
foreach ($data['items'] as $item) {
$total += $item['price'] * $item['qty'];
}
$data['total'] = $total;
return $data;
}
/**
* @param $order
*/
private function generateInvoice($order)
{
$invoice_id = Str::uuid();
$invoice = new Invoice;
$invoice->id = $invoice_id;
$invoice->meta = ['order_id' => $order->id, 'amount' => $order->total, 'user_id' => $order->user_id];
$invoice->creator_type = User::class;
$invoice->editor_type = User::class;
$invoice->creator_id = 1;
$invoice->editor_id = 1;
$invoice->save();
$order->invoice_id = $invoice_id;
$order->save();
}
}