<?php


namespace App\Entity;

use Doctrine\ORM\Mapping as ORM;
use Symfony\Component\Uid\Uuid;
use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\Common\Collections\Collection;

#[ORM\Entity]
class Document
{
    public const STATUS_ACTIVE = 'ACTIVE';
    public const STATUS_ARCHIVED = 'ARCHIVED';

    #[ORM\Id]
    #[ORM\Column(type: 'uuid', unique: true)]
    private Uuid $id;

    #[ORM\Column(length: 255)]
    private string $title;

    #[ORM\Column(length: 20)]
    private string $status = self::STATUS_ACTIVE;

    #[ORM\ManyToOne]
    #[ORM\JoinColumn(nullable: false)]
    private User $createdBy;

    #[ORM\Column]
    private \DateTimeImmutable $createdAt;

    #[ORM\OneToMany(mappedBy: 'document', targetEntity: DocumentVersion::class, cascade: ['persist'], orphanRemoval: true)]
    private Collection $versions;

    #[ORM\ManyToOne]
    private ?DocumentVersion $currentVersion = null;

    public function __construct()
    {
        $this->id = Uuid::v4();
        $this->createdAt = new \DateTimeImmutable();
        $this->versions = new ArrayCollection();
    }

    public function getId(): Uuid
    {
        return $this->id;
    }

    public function getCreatedAt(): \DateTimeImmutable
    {
        return $this->createdAt;
    }

    public function getTitle(): string
    {
        return $this->title;
    }

    public function setTitle(string $title): static
    {
        $this->title = $title;
        return $this;
    }


    public function getStatus(): string
    {
        return $this->status;
    }

    public function archive(): void
    {
        $this->status = self::STATUS_ARCHIVED;
    }

    public function getCreatedBy(): User
    {
        return $this->createdBy;
    }

    public function setCreatedBy(User $user): static
    {
        $this->createdBy = $user;
        return $this;
    }

    public function getVersions(): Collection
    {
        return $this->versions;
    }

    public function addVersion(DocumentVersion $version): void
    {
        $this->versions->add($version);
        $version->setDocument($this);
    }

    public function setCurrentVersion(?DocumentVersion $version): void
    {
        $this->currentVersion = $version;
    }

    public function getCurrentVersion(): ?DocumentVersion
    {
        return $this->currentVersion;
    }
}