<?php
header('Access-Control-Allow-Origin: *'); // Allow access from any origin
header('Content-Type: application/json'); // Set the response content type to JSON
header('Access-Control-Allow-Methods: POST'); // Allow only POST requests

require '../vendor/autoload.php'; // Adjust the path to Composer autoload.php
require 'message.php'; // Include the message.php file

use PHPMailer\PHPMailer\Exception;
use PHPMailer\PHPMailer\PHPMailer;

$mail = new PHPMailer(true);
mb_internal_encoding("UTF-8");

try {
    // Receive and validate input data using filter_input()
    $name = strip_tags(trim(filter_input(INPUT_POST, 'name') . ' ' . filter_input(INPUT_POST, 'vorname'))); // Add filter_input(INPUT_POST, 'nachname') to $name

    $email = filter_var(trim(filter_input(INPUT_POST, 'email')), FILTER_SANITIZE_EMAIL);
    $subject = strip_tags(trim(filter_input(INPUT_POST, 'formularart')));
    // Construct the message using the function from message.php
    $message = constructMessage();

    $bot = $_POST['tra'] ;

    if ($bot == 'true') {
        // Es handelt sich wahrscheinlich um einen Bot
        $subject = 'Botverdacht - ' . $subject;
    }
    
    if (empty($name) || !filter_var($email, FILTER_VALIDATE_EMAIL) || empty($message)) {
        // Invalid input
        throw new Exception('Ungültige Eingabedaten.');
    }
// TODO SMTP von Verua verwenden
    // Server settings
    //$mail->SMTPDebug = SMTP::DEBUG_SERVER;      // Enable this for detailed debugging
    $mail->isSMTP(); // Use SMTP
    $mail->Host = 'sslout.de'; // Set SMTP server
    $mail->SMTPAuth = true; // Enable SMTP authentication
    $mail->Username = 'ah@mediendesign-hnida.de'; // SMTP username
    $mail->Password = 'jrd9h7RnVjf/'; // SMTP password
    $mail->SMTPSecure = PHPMailer::ENCRYPTION_SMTPS; // Enable encryption
    $mail->Port = 465; // TCP port for the connection

    // Recipients
    $mail->setFrom($email, $name); // Sender address
    $mail->addAddress('ah@mediendesign-hnida.de', 'Andreas Hnida'); // Add recipient
    // $mail->addAddress('bettina.rasberger@rabe-web.ch', 'Bettina Rasberger'); // Add another recipient
    // $mail->addAddress('norbert.wagner@verua.ch'); // Add another recipient
    $mail->addReplyTo($email, $name); // Set reply address
    $mail->addBCC('ah@mediendesign-hnida.de'); // Add bounce email address as BCC

    // Content
    $mail->isHTML(true); // Email in HTML format
    $mail->CharSet = 'UTF-8';
    $encodedSubject = mb_encode_mimeheader($subject, "UTF-8", "Q");
    $mail->Subject = $encodedSubject;
    $mail->Body = nl2br(htmlspecialchars($message));
    $mail->AltBody = htmlspecialchars($message);

    // Send email
    if ($mail->send()) {
        // Success response
        echo json_encode(['success' => true, 'message' => 'Nachricht wurde gesendet.']);
        http_response_code(200);

        // Send a second email to the customer
        $customerEmail = $email;
        $customerSubject = 'Danke für Ihre Bestellung - Verua RaBe Websolutions';
        $encodedSubject = mb_encode_mimeheader($customerSubject, "UTF-8", "Q");

        $customerMessage = constructCustomerMessageDE($message);

        $mail->clearAddresses();
        $mail->addAddress($customerEmail);
        $mail->Subject = $encodedSubject;
        $mail->Body = nl2br(htmlspecialchars($customerMessage));
        $mail->AltBody = htmlspecialchars($customerMessage);

        $mail->send();
    }
} catch (Exception $e) {
    // Error response if an exception occurs
    echo json_encode(['success' => false, 'message' => "Nachricht konnte nicht gesendet werden. Mailer Error: {$mail->ErrorInfo}"]);
}
?>