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<?php

namespace App\Entity;

use Doctrine\ORM\Mapping as ORM;
use Symfony\Component\Validator\Constraints as Assert;
use Symfony\Component\Validator\Mapping\ClassMetadata;
use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;

/**
 * @ORM\Entity(repositoryClass="App\Repository\CategoryRepository")
 */
class Category
{
    /**
     * @ORM\Id()
     * @ORM\GeneratedValue()
     * @ORM\Column(type="integer")
     */
    private $id;

/**
     * @ORM\Column(type="string", length=255, nullable=true)
     */
    private $name;

/**
     * @ORM\Column(type="string", length=255, nullable=true)
     */
    private $slug;

/**
     * @ORM\Column(type="integer", nullable=true)
     */
    private $parent_id;

/**
     * @ORM\Column(type="string", length=255)
     */
    private $title;

/**
     * @ORM\Column(type="string", length=255, nullable=true)
     */
    private $description;

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

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

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

return $this;
    }

public function getSlug(): ?string
    {
        return $this->slug;
    }

public function setSlug(?string $slug): self
    {
        $this->slug = $slug;

return $this;
    }

public function getParentId(): ?int
    {
        return $this->parent_id;
    }

public function setParentId(?int $parent_id): self
    {
        $this->parent_id = $parent_id;
        return $this;
    }

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

public function setTitle(string $title): self
    {
        $this->title = $title;

return $this;
    }

public function getDescription(): ?string
    {
        return $this->description;
    }

public function setDescription(?string $description): self
    {
        $this->description = $description;

return $this;
    }

public function __toString()
    {
        return $this->name;
    }

public static function loadValidatorMetadata(ClassMetadata $metadata)
    {
        $metadata->addPropertyConstraint('name', new Assert\NotBlank());
        $metadata->addPropertyConstraint('title', new Assert\NotBlank());
        $metadata->addPropertyConstraint('description', new Assert\NotBlank());
        $metadata->addPropertyConstraint('slug', new Assert\NotBlank());
        $metadata->addConstraint(new UniqueEntity([
            'fields' => 'slug',
        ]));
    }
}