/*------------------------------------
SUBMIT EMAIL FORM
------------------------------------*/

add_action('wp_ajax_nopriv_submit_simple_form', 'ajax_submit_simple_form');
add_action('wp_ajax_submit_simple_form', 'ajax_submit_simple_form');

function ajax_submit_simple_form()
{
    $eol = "\r\n";
    $separator = md5(time());
    $form_name = isset($_REQUEST['form_name']) ? sanitize_text_field($_REQUEST['form_name']) : '';
    $captcha = isset($_REQUEST['g-recaptcha-response']) ? sanitize_text_field($_REQUEST['g-recaptcha-response']) : '';
    $secret = 'secret_key';
    $no_form_name = false;
    $errors = array();
    $to = '';

    $json = json_decode(file_get_contents("https://www.google.com/recaptcha/api/siteverify?secret=". $secret . "&response=" . $captcha), true);

  if($json['success']) {
      echo "ok";
  } else {
      echo "recaptcha error";
  }

    switch ($form_name) {
        case 'order':
        case 'order-modal':
            $fields = array(
                'name' => isset($_REQUEST['name']) ? sanitize_text_field($_REQUEST['name']) : '',
                'email' => isset($_REQUEST['email']) ? sanitize_email($_REQUEST['email']) : '',
                'phone' => isset($_REQUEST['phone']) ? sanitize_text_field($_REQUEST['phone']) : '',
                'people_count' => isset($_REQUEST['people_count']) ? sanitize_text_field($_REQUEST['people_count']) : '',
                'payment_type' => isset($_REQUEST['payment_type']) ? sanitize_text_field($_REQUEST['payment_type']) : '',
                'date_from' => isset($_REQUEST['date_from']) ? sanitize_text_field($_REQUEST['date_from']) : '',
                'date_to' => isset($_REQUEST['date_to']) ? sanitize_text_field($_REQUEST['date_to']) : '',
                'path' => isset($_REQUEST['path']) ? sanitize_text_field($_REQUEST['path']) : '',
                'additional' => isset($_REQUEST['additional']) ? sanitize_text_field($_REQUEST['additional']) : '',
            );
            $labels = array(
                'name' => 'Имя или компания',
                'email' => 'Электронная почта',
                'phone' => 'Телефон',
                'people_count' => 'Количество человек',
                'payment_type' => 'Вид оплаты',
                'date_from' => 'Дата и время подачи',
                'date_to' => 'Дата и время окончания',
                'path' => 'Маршрут',
                'additional' => 'Дополнительная информация',
            );
            $required = array(
                'name' => $fields['name'],
                // 'email' => $fields['email'],
                'phone' => $fields['phone'],
                // 'people_count' => $fields['people_count'],
                // 'payment_type' => $fields['payment_type'],
                // 'date_from' => $fields['date_from'],
                // 'date_to' => $fields['date_to'],
                // 'path' => $fields['path'],
            );
            $subject = 'Заказ аренды с сайта ' . $_SERVER['SERVER_NAME'];

            break;
        case 'order-special-modal':
            $fields = array(
                'name' => isset($_REQUEST['name']) ? sanitize_text_field($_REQUEST['name']) : '',
                'email' => isset($_REQUEST['email']) ? sanitize_email($_REQUEST['email']) : '',
                'phone' => isset($_REQUEST['phone']) ? sanitize_text_field($_REQUEST['phone']) : '',
                'additional' => isset($_REQUEST['additional']) ? sanitize_text_field($_REQUEST['additional']) : '',
                'date_from' => isset($_REQUEST['date_from']) ? sanitize_text_field($_REQUEST['date_from']) : '',
                'date_to' => isset($_REQUEST['date_to']) ? sanitize_text_field($_REQUEST['date_to']) : '',
            );
            $labels = array(
                'name' => 'Имя или компания',
                'email' => 'Электронная почта',
                'phone' => 'Телефон',
                'additional' => 'Дополнительная информация',
                'date_from' => 'Дата и время подачи',
                'date_to' => 'Дата и время окончания',
            );
            $required = array(
                'name' => $fields['name'],
                'phone' => $fields['phone'],
            );
            $subject = 'Заказ аренды спецтехники с сайта ' . $_SERVER['SERVER_NAME'];

            break;
        case 'callme-modal':
            $fields = array(
                'name' => isset($_REQUEST['name']) ? sanitize_text_field($_REQUEST['name']) : '',
                'phone' => isset($_REQUEST['phone']) ? sanitize_text_field($_REQUEST['phone']) : '',
            );
            $labels = array(
                'name' => 'Имя или компания',
                'phone' => 'Телефон',
            );
            $required = array(
                'name' => $fields['name'],
                'phone' => $fields['phone'],
            );
            $subject = 'Заказ обратного звонка с сайта ' . $_SERVER['SERVER_NAME'];

            break;
        case 'testimonial-modal':
            $fields = array(
                'name' => isset($_REQUEST['name']) ? sanitize_text_field($_REQUEST['name']) : '',
                'email' => isset($_REQUEST['email']) ? sanitize_email($_REQUEST['email']) : '',
                'phone' => isset($_REQUEST['phone']) ? sanitize_text_field($_REQUEST['phone']) : '',
                'rating' => isset($_REQUEST['rating']) ? sanitize_text_field($_REQUEST['rating']) : '',
                'service' => isset($_REQUEST['service']) ? sanitize_text_field($_REQUEST['service']) : '',
                'comment' => isset($_REQUEST['comment']) ? sanitize_text_field($_REQUEST['comment']) : '',
                'gallery' => $_FILES['gallery'] ?? [],
            );
            $labels = array(
                'name' => 'Имя или компания',
                'email' => 'Электронная почта',
                'phone' => 'Телефон',
                'rating' => 'Оценка',
                'service' => 'Услуга',
                'comment' => 'Комментарий',
            );
            $required = array(
                'name' => $fields['name'],
                'email' => $fields['email'],
                'phone' => $fields['phone'],
                'rating' => $fields['rating'],
                'service' => $fields['service'],
                'comment' => $fields['comment'],
            );
            $subject = 'Новый отзыв на сайте ' . $_SERVER['SERVER_NAME'];

            break;

        default:
            $no_form_name = true;
    }

    // Return errors if there are some
    if ($no_form_name) {
        echo 0;

        exit;
    }

    $errors = array_merge($errors, check_required_fields($required));

    // Return errors if there are some
    if ($errors) {
        $data = array(
            'errors' => $errors,
        );

        send_ajax_response('fail', $data);
    }

    // Form and send message to administrator
    $headers = "From: {$_SERVER['SERVER_NAME']} <robot@{$_SERVER['SERVER_NAME']}>{$eol}";

    if ($to === '') {
        $emails = get_field('simple_forms_emails', 'option');

        foreach ($emails as $e => $item) {
            $to .= $item['email'];

            if ($e !== count($emails) - 1) {
                $to .= ', ';
            }
        }
    }

    $message = '';
    foreach ($labels as $key => $label) {
        if ('' === $fields[$key]) {
            continue;
        }

        $message .= "{$label}: {$fields[$key]}\r\n";
    }
    $message .= "\r\n";
    $message .= 'Сообщение сгенерировано роботом и отправлено с сайта http://' . $_SERVER['SERVER_NAME'];

    $mailed = wp_mail($to, $subject, $message, $headers, '');

    if ($mailed) {
        if ($form_name === 'testimonial-modal') {
            $postId = wp_insert_post([
                'post_type' => 'testimonial',
                'post_author' => 1,
                'post_status' => 'draft',
                'post_title' => $fields['name'],
                'post_content' => $fields['comment'],
            ]);

            update_field('email', $fields['email'], $postId);
            update_field('phone', $fields['phone'], $postId);
            update_field('service', $fields['service'], $postId);
            update_field('rating', $fields['rating'], $postId);

            if (!empty($fields['gallery'])) {
                $mediaIds = [];

                foreach ($fields['gallery']['name'] as $i => $fileName) {
                    $mediaIds[] = media_handle_sideload([
                        'name' => $fields['gallery']['name'][$i],
                        'type' => $fields['gallery']['type'][$i],
                        'tmp_name' => $fields['gallery']['tmp_name'][$i],
                        'error' => $fields['gallery']['error'][$i],
                        'size' => $fields['gallery']['size'][$i],
                    ], $postId);
                }
                update_field('gallery', $mediaIds, $postId);
            }
        }

        $data = array(
            'success_msg' => 'Ваша заявка успешно отправлена',
        );

        send_ajax_response('success', $data);
    } else {
        $data = array(
            'errors' => array(
                array(
                    'field' => 'general',
                    'text' => 'При отправке формы произошла ошибка.<br />Попробуйте ещё раз или повторите попытку позднее.',
                ),
            ),
        );

        send_ajax_response('fail', $data);
    }
}