<?php

namespace App\EventSuscriber\Site;

use App\Entity\EntityInterface;
use App\Entity\Site\Node;
use App\Event\EntityManager\EntityManagerEvent;
use App\EventSuscriber\EntityManagerEventSubscriber;
use App\Factory\Site\NodeFactory;
use App\Manager\EntityManager;
use App\Repository\Site\NodeRepository;

/**
 * class NodeEventSubscriber.
 *
 * @author Simon Vieille <simon@deblan.fr>
 */
class NodeEventSubscriber extends EntityManagerEventSubscriber
{
    protected NodeFactory $nodeFactory;
    protected EntityManager $entityManager;

    public function __construct(
        NodeFactory $nodeFactory,
        NodeRepository $nodeRepository,
        EntityManager $entityManager
    ) {
        $this->nodeFactory = $nodeFactory;
        $this->nodeRepository = $nodeRepository;
        $this->entityManager = $entityManager;
    }

    public function support(EntityInterface $entity)
    {
        return $entity instanceof Node;
    }

    public function onDelete(EntityManagerEvent $event)
    {
        if (!$this->support($event->getEntity())) {
            return;
        }

        $menu = $event->getEntity()->getMenu();
        $rootNode = $menu->getRootNode();

        if (0 !== count($rootNode->getChildren())) {
            return;
        }

        $childNode = $this->nodeFactory->create($menu);
        $childNode
            ->setParent($rootNode)
            ->setLabel('Premier élément')
        ;

        $this->entityManager->update($rootNode, false);
        $this->entityManager->create($childNode, false);
        $this->nodeRepository->persistAsFirstChild($childNode, $rootNode);
    }
}