CMPayments\PaymentSdk\Gateway

Complexity

Total Complexity

3

Size/Duplication

Total Lines	55
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	7

Test Coverage

Coverage

100%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	18	2
A	execute()	0	12	1

<?php

namespace CMPayments\PaymentSdk;

use CMPayments\GuzzlePSPAuthenticationMiddleware\AuthenticationMiddleware;
use CMPayments\PaymentSdk\Requests\RequestInterface;
use GuzzleHttp\Client as HttpClient;
use GuzzleHttp\HandlerStack;

/**
 * Gateway to the payments API.
 *
 * @package CMPayments\PaymentSdk
 * @author Jory Geerts <jory.geerts@cm.nl>
 */
class Gateway
{
    const API_URL = 'https://api.cmpayments.com/';

    const REQUEST_METHOD_POST = 'POST';
    const REQUEST_METHOD_GET = 'GET';

    /**
     * @var HttpClient
     */
    private $httpClient;

    /**
     * Gateway constructor.
     * @param Credentials $credentials
     * @param HttpClient|null $httpClient
     */
    public function __construct(Credentials $credentials, HttpClient $httpClient = null)
    {
        if (!$httpClient) {
            $httpClient = new HttpClient([
                'base_uri' => static::API_URL
            ]);
        }
        $this->httpClient = $httpClient;

        /** @var HandlerStack $handlerStack */
        $handlerStack = $httpClient->getConfig('handler');
        $handlerStack->push(
            new AuthenticationMiddleware(
                $credentials->getMerchantKey(),
                $credentials->getMerchantSecret()
            )
        );
    }

    /**
     * Execute a request against the Payments API.
     *
     * @param RequestInterface $request
     * @return array
     */
    public function execute(RequestInterface $request)
    {
        $guzzleResponse = $this->httpClient->request(
            $request->getRequestMethod(),
            $request->getEndpoint(),
            [
                'json' => $request->getPayload()
            ]
        );

        return \GuzzleHttp\json_decode($guzzleResponse->getBody()->getContents());
    }
}