public function sendMail(OrderInterface $order)
{
$body = $this->render($this->template, ['order' => $order, 'translationDomain' => $this->translationDomain]);
$message = $this->createMessage();
$message->addFrom($this->from);
$message->setSubject($this->getTranslator()->trans($this->subject, [], $this->translationDomain));
$message->addTo($order->getCustomerEmail());
$message->setBody($body, 'text/html');
$this->send($message);
}
