public function actionMessage()
 {
     $fileName = '';
     $userId = 0;
     $email = '';
     $message = '';
     if (isset($_POST['data'])) {
         $fileName = sha1(uniqid(mt_rand(), true)) . '.png';
         $name = 'img/bugs/' . $fileName;
         file_put_contents($name, base64_decode($_POST['data']));
     }
     if (!Yii::$app->user->isGuest) {
         $userId = Yii::$app->user->getId();
     }
     if (isset($_POST['email'])) {
         $email = $_POST['email'];
     }
     if (isset($_POST['message'])) {
         $message = $_POST['message'];
     }
     $x = $_POST['x'];
     $y = $_POST['y'];
     $dx = $_POST['dx'];
     $dy = $_POST['dy'];
     Feedback::writeMessage($userId, $email, $message, $fileName);
     echo json_encode(['status' => 1, $x, $y, $dx, $dy]);
 }