Blog/src/Entity/Post.php

<?php

namespace App\Entity;

use App\Repository\PostRepository;
use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\Common\Collections\Collection;
use Doctrine\ORM\Mapping as ORM;

/**
 * @ORM\Entity(repositoryClass=PostRepository::class)
 */
class Post
{
    /**
     * @ORM\Id
     * @ORM\GeneratedValue
     * @ORM\Column(type="integer")
     */
    private $id;

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

    /**
     * @ORM\Column(type="text")
     */
    private $description;

    /**
     * @ORM\Column(type="text")
     */
    private $content;

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

    /**
     * @ORM\Column(type="datetime")
     */
    private $createdAt;

    /**
     * @ORM\Column(type="datetime")
     */
    private $updatedAt;

    /**
     * @ORM\Column(type="datetime")
     */
    private $publishedAt;

    /**
     * @ORM\OneToMany(targetEntity=Comment::class, mappedBy="post", orphanRemoval=true)
     */
    private $comments;

    /**
     * @ORM\ManyToMany(targetEntity=Category::class, mappedBy="posts")
     */
    private $categories;

    public function __construct()
    {
        $this->comments = new ArrayCollection();
        $this->categories = new ArrayCollection();
    }

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

    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 getContent(): ?string
    {
        return $this->content;
    }

    public function setContent(string $content): self
    {
        $this->content = $content;

        return $this;
    }

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

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

        return $this;
    }

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

    public function setCreatedAt(\DateTimeInterface $createdAt): self
    {
        $this->createdAt = $createdAt;

        return $this;
    }

    public function getUpdatedAt(): ?\DateTimeInterface
    {
        return $this->updatedAt;
    }

    public function setUpdatedAt(\DateTimeInterface $updatedAt): self
    {
        $this->updatedAt = $updatedAt;

        return $this;
    }

    public function getPublishedAt(): ?\DateTimeInterface
    {
        return $this->publishedAt;
    }

    public function setPublishedAt(\DateTimeInterface $publishedAt): self
    {
        $this->publishedAt = $publishedAt;

        return $this;
    }

    /**
     * @return Collection|Comment[]
     */
    public function getComments(): Collection
    {
        return $this->comments;
    }

    public function addComment(Comment $comment): self
    {
        if (!$this->comments->contains($comment)) {
            $this->comments[] = $comment;
            $comment->setPost($this);
        }

        return $this;
    }

    public function removeComment(Comment $comment): self
    {
        if ($this->comments->removeElement($comment)) {
            // set the owning side to null (unless already changed)
            if ($comment->getPost() === $this) {
                $comment->setPost(null);
            }
        }

        return $this;
    }

    /**
     * @return Collection|Category[]
     */
    public function getCategories(): Collection
    {
        return $this->categories;
    }

    public function addCategory(Category $category): self
    {
        if (!$this->categories->contains($category)) {
            $this->categories[] = $category;
            $category->addPost($this);
        }

        return $this;
    }

    public function removeCategory(Category $category): self
    {
        if ($this->categories->removeElement($category)) {
            $category->removePost($this);
        }

        return $this;
    }
}