<?php
/*
* This file is part of the Sylius package.
*
* (c) Paweł Jędrzejewski
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
declare(strict_types=1);
namespace Sylius\Bundle\CoreBundle\Checkout;
use SM\Factory\FactoryInterface;
use Sylius\Component\Core\Model\OrderInterface;
use Sylius\Component\Order\Context\CartContextInterface;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\RequestMatcherInterface;
use Symfony\Component\HttpKernel\Event\GetResponseEvent;
use Symfony\Component\HttpKernel\KernelEvents;
final class CheckoutResolver implements EventSubscriberInterface
{
/** @var CartContextInterface */
private $cartContext;
/** @var CheckoutStateUrlGeneratorInterface */
private $urlGenerator;
/** @var RequestMatcherInterface */
private $requestMatcher;
/** @var FactoryInterface */
private $stateMachineFactory;
public function __construct(
CartContextInterface $cartContext,
CheckoutStateUrlGeneratorInterface $urlGenerator,
RequestMatcherInterface $requestMatcher,
FactoryInterface $stateMachineFactory
) {
$this->cartContext = $cartContext;
$this->urlGenerator = $urlGenerator;
$this->requestMatcher = $requestMatcher;
$this->stateMachineFactory = $stateMachineFactory;
}
public function onKernelRequest(GetResponseEvent $event): void
{
if (!$event->isMasterRequest()) {
return;
}
$request = $event->getRequest();
if (!$this->requestMatcher->matches($request)) {
return;
}
/** @var OrderInterface $order */
$order = $this->cartContext->getCart();
if ($order->isEmpty()) {
$event->setResponse(new RedirectResponse($this->urlGenerator->generateForCart()));
}
$stateMachine = $this->stateMachineFactory->get($order, $this->getRequestedGraph($request));
if ($stateMachine->can($this->getRequestedTransition($request))) {
return;
}
$event->setResponse(new RedirectResponse($this->urlGenerator->generateForOrderCheckoutState($order)));
}
/**
* {@inheritdoc}
*/
public static function getSubscribedEvents(): array
{
return [
KernelEvents::REQUEST => 'onKernelRequest',
];
}
private function getRequestedGraph(Request $request): string
{
return $request->attributes->get('_sylius')['state_machine']['graph'];
}
private function getRequestedTransition(Request $request): string
{
return $request->attributes->get('_sylius')['state_machine']['transition'];
}
}