<?php
/**
 * 2007-2021 patworx.de
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade AmazonPay to newer
 * versions in the future. If you wish to customize PrestaShop for your
 * needs please refer to http://www.prestashop.com for more information.
 *
 *  @author    patworx multimedia GmbH <service@patworx.de>
 *  @copyright 2007-2021 patworx multimedia GmbH
 *  @license   http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
 */

class AmazonpayKeyshareModuleFrontController extends ModuleFrontController
{

    protected $response = [
        'result' => ''
    ];

    /**
     * Handle KeyShare automatically
     */
    public function postProcess()
    {
        $keyShareHandler = new AmazonPayKeyShareHandler();

        if ($keyShareHandler->isValid()) {
            if ($keyShareHandler->decrypt()) {
                if ($keyShareHandler->store()) {
                    $this->response['result'] = 'success';
                } else {
                    $this->setError('Storage of configuration not successful');
                }
            } else {
                $this->setError('Decryption of payload not successful');
            }
        } else {
            $this->setError('Payload not valid');
        }
        if ($this->response['result'] == 'success') {
            header("HTTP/1.1 200 OK");
        } else {
            header("HTTP/1.0 400 Bad Request");
        }
        header('Content-Type: application/json');
        echo Tools::jsonEncode($this->response);
        exit();
    }

    /**
     * @param $string
     */
    private function setError($string)
    {
        $this->response['result'] = 'error';
        $this->response['message'] = $string;
    }
}