<?php

/*
 * This file is part of Resume.PHP.
 *
 * (copyleft) R. Eric Wheeler <sikofitt@gmail.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 * This file is part of test.
 *
 * @file ApiControllerProvider.php
 *
 * R. Eric Wheeler <reric@ee.stanford.edu>
 *
 * 7/8/16 / 10:11 AM
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Sikofitt\Controller;


use ReCaptcha\ReCaptcha;
use Silex\Api\ControllerProviderInterface;
use Silex\Application;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\Validator\Constraints\Collection;
use Symfony\Component\Validator\Constraints\Email;
use Symfony\Component\Validator\Constraints\EqualTo;
use Symfony\Component\Validator\Constraints\Length;
use Symfony\Component\Validator\Constraints\NotBlank;

/**
 * Class ApiControllerProvider
 *
 * @package Sikofitt\Controller
 */
class ApiControllerProvider implements ControllerProviderInterface {

  /**
   * {@inheritdoc}
   *
   * @param Application $app
   *
   * @return mixed
   */
  public function connect(Application $app) {
    $controllers = $app['controllers_factory'];

    $controllers->get('/v1/schema', function () use ($app) {

      $response = new Response(file_get_contents($app->getDataDirectory() . '/schema/schema.v1.json'), Response::HTTP_OK);
      $response->headers->set('Content-Type', 'application/schema+json');

      return $response;
    });

    $controllers->match('/v1/message', function (Request $request) use ($app) {

      static $code = 255;
      $returnData = [
        'status'  => 'error',
        'message' => 'Unknown error.',
        'code'    => $code,
      ];
      $csrf = $request->getSession()->get('_csrf/contact') ?: false;

      // Set some validation constraints
      $constraints = [
        'contact' => new Collection([
            'name'    => [
              new Length([
                  'min'        => 4,
                  'minMessage' => 'Name must be at least 4 characters.',
                ]
              ),
              new NotBlank([
                  'message' => 'Name must not be blank.',
                ]
              ),
            ],
            'email'   => [
              new Email([
                'message' => 'Invalid email',
              ]),
              new NotBlank([
                'message' => 'Email must not be blank.',
              ]),
            ],
            'message' => [
              new Length([
                'min'        => 20,
                'minMessage' => 'Message must be at least 20 characters.',
              ]),
              new NotBlank([
                'message' => 'Message must not be blank',
              ]),
            ],
            '_token'  => [
              new EqualTo(['value' => $csrf, 'message' => 'Invalid token.']),
            ],
          ]
        ),
      ];

      $contactFormData = $request->request->all();

      $valid = $app['validator']->validate($contactFormData, new Collection($constraints));

      if (count($valid) > 0) {
        $sanitizeProperty = function () use ($valid) {
          return str_replace(['][', '[', ']'], [
            '_',
            '',
            '',
          ], $valid[0]->getPropertyPath());
        };

        return new JsonResponse([
          'status'  => 'error',
          'message' => $valid[0]->getMessage(),
          'id'      => $sanitizeProperty(),
          'const'   => $valid[0]->getCode(),
          'code'    => 256,
        ], 256);

      }
      else {

        $contactFormName = $contactFormData['contact']['name'];
        $contactFormEmail = $contactFormData['contact']['email'];
        $contactFormMessage = $contactFormData['contact']['message'];
        $request->getSession()->remove('_csrf/contact');
        $failures = '';

          $sent = $app['mailer']->send(\Swift_Message::newInstance()
            ->setSubject('[Resume] Message')
            ->setFrom([$contactFormEmail => $contactFormName])
            ->setTo($app->config('app.email'))
            ->setBody($contactFormMessage)
          , $failures);
          if($sent > 0) {
            return new JsonResponse([
              'status'  => 'success',
              'message' => 'Message successfully sent.',
              'code'    => 201,
              'data'    => $contactFormData,
              'failed'  => $failures,
              'sent' => $sent,
            ], 200);

          } else {
            return new JsonResponse([
              'status'  => 'error',
              'message' => 'There was an error sending the message.',
              'code'    => 255,
              'data'    => $contactFormData,
              'failed'  => $failures,
              'sent' => $sent,
            ], 255);
          }
        }


    })->method('GET|POST')->bind('api_message');

    $controllers->get('/v1/emailTest', function (Request $request) use ($app) {
      try {
        $app->mail(\Swift_Message::newInstance()
          ->setSubject('[Resume] Message')
          ->setFrom(['eric@rewiv.com' => 'Eric'])
          ->setTo('eric@ericwheeler.net')
          ->setBody('Testing message.')
        );
      } catch (\Exception $e) {
        dump($e->getMessage());
      }

      return new Response('Hello');
    });

    $controllers->post('/v1/captcha', function (Request $request) use ($app) {
      $captcha = new ReCaptcha('6LcvmSQTAAAAAITkvYJjgLar1LqGGLz-ic0ZMiXo');

      $valid = $captcha->verify(
        $request->request->get('g-recaptcha-response'),
        $request->server->get('REMOTE_ADDR')
      );
      if ($valid->isSuccess()) {
        $return = [
          'valid'   => true,
          'message' => [
            'email' => null !== $app->config('app.email') ? $app->config('app.email') : 'No email has been set in the configuration.  Please let the owner know.',
            'phone' => null !== $app->config('app.phone') ? $app->config('app.phone') : 'No phone has been set in the configuration.  Please let the owner know.',
          ],
        ];
      }
      else {
        $errorCodes = [
          'missing-input-secret'   => 'The secret parameter is missing.',
          'invalid-input-secret'   => 'The secret parameter is invalid or malformed.',
          'missing-input-response' => 'The response parameter is missing.',
          'invalid-input-response' => 'The response parameter is invalid or malformed.',
        ];

        foreach ($valid->getErrorCodes() as $code) {
          if (array_key_exists($code, $errorCodes)) {
            $errors[] = $errorCodes[$code];
          }
        }
        if (!isset($errors)) {
          $errors[] = 'An unknown error occurred.';
        }
        $return = [
          'valid'   => false,
          'message' => $errors,
        ];
      }

      return new JsonResponse(json_encode($return));
    })->bind('api_captcha');

    return $controllers;
  }
}