/**
* @param FormInterface $guestForm
* @param OrderInterface $order
*
* @return ActionResult
*/
protected function processGuestOrder(FormInterface $guestForm, OrderInterface $order)
{
$customer = $guestForm->getData();
$order->setCustomer($customer);
$this->dispatchCheckoutEvent(SyliusCheckoutEvents::SECURITY_PRE_COMPLETE, $order);
$this->saveResource($order);
$this->get('session')->set('sylius_customer_guest_id', $customer->getId());
return $this->complete();
}