/home/kueuepay/www/vendor/symfony/error-handler/ErrorRenderer/SerializerErrorRenderer.php
<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\ErrorHandler\ErrorRenderer;

use Symfony\Component\ErrorHandler\Exception\FlattenException;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\RequestStack;
use Symfony\Component\Serializer\Exception\NotEncodableValueException;
use Symfony\Component\Serializer\SerializerInterface;

/**
 * Formats an exception using Serializer for rendering.
 *
 * @author Nicolas Grekas <p@tchwork.com>
 */
class SerializerErrorRenderer implements ErrorRendererInterface
{
    private $serializer;
    private string|\Closure $format;
    private $fallbackErrorRenderer;
    private bool|\Closure $debug;

    /**
     * @param string|callable(FlattenException) $format The format as a string or a callable that should return it
     *                                                  formats not supported by Request::getMimeTypes() should be given as mime types
     * @param bool|callable                     $debug  The debugging mode as a boolean or a callable that should return it
     */
    public function __construct(SerializerInterface $serializer, string|callable $format, ErrorRendererInterface $fallbackErrorRenderer = null, bool|callable $debug = false)
    {
        $this->serializer = $serializer;
        $this->format = \is_string($format) || $format instanceof \Closure ? $format : \Closure::fromCallable($format);
        $this->fallbackErrorRenderer = $fallbackErrorRenderer ?? new HtmlErrorRenderer();
        $this->debug = \is_bool($debug) || $debug instanceof \Closure ? $debug : \Closure::fromCallable($debug);
    }

    /**
     * {@inheritdoc}
     */
    public function render(\Throwable $exception): FlattenException
    {
        $headers = [];
        $debug = \is_bool($this->debug) ? $this->debug : ($this->debug)($exception);
        if ($debug) {
            $headers['X-Debug-Exception'] = rawurlencode($exception->getMessage());
            $headers['X-Debug-Exception-File'] = rawurlencode($exception->getFile()).':'.$exception->getLine();
        }

        $flattenException = FlattenException::createFromThrowable($exception, null, $headers);

        try {
            $format = \is_string($this->format) ? $this->format : ($this->format)($flattenException);
            $headers = [
                'Content-Type' => Request::getMimeTypes($format)[0] ?? $format,
                'Vary' => 'Accept',
            ];

            return $flattenException->setAsString($this->serializer->serialize($flattenException, $format, [
                'exception' => $exception,
                'debug' => $debug,
            ]))
            ->setHeaders($flattenException->getHeaders() + $headers);
        } catch (NotEncodableValueException $e) {
            return $this->fallbackErrorRenderer->render($exception);
        }
    }

    public static function getPreferredFormat(RequestStack $requestStack): \Closure
    {
        return static function () use ($requestStack) {
            if (!$request = $requestStack->getCurrentRequest()) {
                throw new NotEncodableValueException();
            }

            return $request->getPreferredFormat();
        };
    }
}
Access Token

Get Access Token

Get access token to initiates payment transaction.

Endpoint: POST generate-token
Parameter Type Comments
client_id string Enter merchant API client/primary key
secret_id string Enter merchant API secret key
env string Enter merchant API environment
merchant_id string Enter merchant API merchant id
Just request to that endpoint with all parameter listed below:
                    
                        Request Example (guzzle)
                        

<?php
require_once('vendor/autoload.php');
$client = new \GuzzleHttp\Client();
$response = $client->request('POST', $base_url. 'v1/generate-token', [
'headers' => [
  'accept' => 'application/json',
  'content-type' => 'application/json',
 ],
'form_params' => [
  'client_id' => '$client_id',
  'secret_id' => 'secret_id',
  'env' => 'env',
  'merchant_id' => 'merchant_id',
 ],
]);
echo $response->getBody();
                    
                        
**Response: SUCCESS (200 OK)**
{
 "message": {
 "success": [
  "Successfully token is generated"
 ]
},
"data": {
 "token":"eyJpdiI6InpkczhjTjhQdVhUL2lKQ0pSUUx6aUE9P
SIsInZhbHVlIjoiVGVBTVBDTXltbjNZcEIvdEJveGpTSno3TU5NRUtn
VkhCZ1pHTFNCUnZGQ2UxMnYxN202cEE1YVRDTEFsc0ZERExoTjdtL0dTL2x
oU3QzeUJJOExiMUx5T0w1L0llUXhTUkU1cWVLWEdEbEplb0dKNXcwbTNRM0
VxdkUwYzZuNFdtNkhMQ0pRZysyNWkvdzBxSlBoSVBSOGFTekNnR2RXNHVtc
G9lMGZOTmNCcm1hR3c5Sk9KTnB4Y3ltZDl6cm90MThrR21Ca3B1azc3bXRi
Q0J6SW96UVo1elNkU1ZqeE05bTcwWGp1MEUxWlJFdnNWTmpSbnVpeW92b2U
4dXZkUGgyb1VmK0luaGdyaFlsVTZlcVpVRnZlTG1DeFF6Ykk2T2h6Z3Jzbn
IyNHpNdHowSE5JdDR0Y0pZT20zUm1XYW8iLCJtYWMiOiJlY2M4NGE1OGUzYz
kzYzk0YzljNmVmNjE0YWI0ZDIwOGI3NDQ2YWEyY2ZhNzc0NzE4ZmY1ZmYyMz
IyZmQzNDY1IiwidGFnIjoiIn0=",
},
"type": "success"
}
                    
                        
**Response: ERROR (400 FAILED)**
{
 "message": {
 "error": [
  "Invalid credentials."
 ]
},
"data": null,
"type": "error"
}