<?php declare(strict_types=1);

namespace App\Entity;

use App\Repository\MenuItemRepository;
use DateTimeImmutable;
use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\Common\Collections\Collection;
use Doctrine\ORM\Mapping as ORM;
use Symfony\Bridge\Doctrine\IdGenerator\UlidGenerator;
use Symfony\Bridge\Doctrine\Types\UlidType;
use Symfony\Component\Uid\Ulid;

#[ORM\Entity(repositoryClass: MenuItemRepository::class)]
class MenuItem
{
    #[ORM\Column(length: 255)]
    private string|null $name = null;

    #[ORM\ManyToOne(inversedBy: 'menuItems')]
    #[ORM\JoinColumn(nullable: false)]
    private FoodVendor|null $foodVendor = null;

    #[ORM\Column(nullable: true)]
    private DateTimeImmutable|null $deletedAt = null;

    #[ORM\ManyToOne(targetEntity: self::class, inversedBy: 'aliases')]
    private self|null $aliasOf = null;

    /**
     * @var Collection<int, self>
     */
    #[ORM\OneToMany(targetEntity: self::class, mappedBy: 'aliasOf')]
    private Collection $aliases;

    public function __construct(
        #[ORM\Id]
        #[ORM\GeneratedValue(strategy: 'CUSTOM')]
        #[ORM\Column(type: UlidType::NAME, unique: true)]
        #[ORM\CustomIdGenerator(class: UlidGenerator::class)]
        private Ulid|null $id = new Ulid
    ) {
        $this->aliases = new ArrayCollection;
    }

    public function getId(): Ulid|null
    {
        return $this->id;
    }

    public function getName(): string|null
    {
        return $this->name;
    }

    public function setName(string $name): static
    {
        $this->name = $name;

        return $this;
    }

    public function getFoodVendor(): FoodVendor|null
    {
        return $this->foodVendor;
    }

    public function setFoodVendor(FoodVendor|null $foodVendor): static
    {
        $this->foodVendor = $foodVendor;

        return $this;
    }

    public function isDeleted(): bool
    {
        return $this->getDeletedAt() instanceof DateTimeImmutable;
    }

    public function delete(): static
    {
        $this->setDeletedAt(new DateTimeImmutable);
        return $this;
    }

    public function getDeletedAt(): DateTimeImmutable|null
    {
        return $this->deletedAt;
    }

    public function setDeletedAt(DateTimeImmutable|null $deletedAt = new DateTimeImmutable): static
    {
        $this->deletedAt = $deletedAt;

        return $this;
    }

    public function getAliasOf(): self|null
    {
        return $this->aliasOf;
    }

    public function setAliasOf(self|null $aliasOf): static
    {
        $this->aliasOf = $aliasOf;

        return $this;
    }

    /**
     * @return Collection<int, self>
     */
    public function getAliases(): Collection
    {
        return $this->aliases;
    }

    public function addAlias(self $alias): static
    {
        if (! $this->aliases->contains($alias)) {
            $this->aliases->add($alias);
            $alias->setAliasOf($this);
        }

        return $this;
    }

    public function removeAlias(self $alias): static
    {
        // set the owning side to null (unless already changed)
        if ($this->aliases->removeElement($alias) && $alias->getAliasOf() === $this) {
            $alias->setAliasOf(null);
        }

        return $this;
    }
}