src/EventSubscriber/LabelSequenceEventSubscriber.php line 28

  1. <?php
  3. declare(strict_types=1);
  5. namespace App\EventSubscriber;
  7. use ApiPlatform\Core\EventListener\EventPriorities;
  8. use App\Entity\Label;
  9. use App\Service\Label\LabelSequenceCalculatorService;
  10. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  11. use Symfony\Component\HttpFoundation\Request;
  12. use Symfony\Component\HttpKernel\Event\ViewEvent;
  13. use Symfony\Component\HttpKernel\KernelEvents;
  15. final class LabelSequenceEventSubscriber implements EventSubscriberInterface
  16. {
  17.     public function __construct(private readonly LabelSequenceCalculatorService $labelSequenceCalculatorService)
  18.     {
  19.     }
  21.     public static function getSubscribedEvents(): array
  22.     {
  23.         return [
  24.             KernelEvents::VIEW => ['createLabelSequence', EventPriorities::PRE_WRITE]
  25.         ];
  26.     }
  28.     public function createLabelSequence(ViewEvent $event): void
  29.     {
  30.         $entity = $event->getControllerResult();
  32.         if (
  33.             !$entity instanceof Label
  34.             ||
  35.             $event->getRequest()->getMethod() !== Request::METHOD_POST
  36.         ) {
  37.             return;
  38.         }
  40.         $entity->setSequence($this->labelSequenceCalculatorService->calculateNextLevelSequence($entity));
  41.     }
  42. }