<?php
/**
 * 2007-2020 PrestaShop and Contributors
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Academic Free License 3.0 (AFL-3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * https://opensource.org/licenses/AFL-3.0
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@prestashop.com so we can send you a copy immediately.
 *
 * @author    PrestaShop SA <contact@prestashop.com>
 * @copyright 2007-2020 PrestaShop SA and Contributors
 * @license   https://opensource.org/licenses/AFL-3.0 Academic Free License 3.0 (AFL-3.0)
 * International Registered Trademark & Property of PrestaShop SA
 */

namespace PrestaShop\Module\PrestashopCheckout\Handler\Response;

use GuzzleHttp\Message\ResponseInterface;

/**
 * Handle api response
 */
class ResponseApiHandler
{
    //TODO: Add Monolog to log all received response

    /**
     * Format api response
     *
     * @param ResponseInterface $response
     *
     * @return array
     */
    public function handleResponse(ResponseInterface $response)
    {
        $responseContents = json_decode($response->getBody()->getContents(), true);

        return [
            'status' => $this->responseIsSuccessful($responseContents, $response->getStatusCode()),
            'httpCode' => $response->getStatusCode(),
            'body' => $responseContents,
            'exceptionCode' => null,
            'exceptionMessage' => null,
        ];
    }

    /**
     * Check if the response is successful or not (response code 200 to 299)
     *
     * @param array $responseContents
     * @param int $httpStatusCode
     *
     * @return bool
     */
    private function responseIsSuccessful($responseContents, $httpStatusCode)
    {
        // Directly return true, no need to check the body for a 204 status code
        // 204 status code is only send by /payments/order/update
        if ($httpStatusCode === 204) {
            return true;
        }

        return substr((string) $httpStatusCode, 0, 1) === '2' && $responseContents !== null;
    }
}