like (#19)

Co-authored-by: Matis MAZINGUE <Matis.MAZINGUE@etu.uca.fr>
Co-authored-by: clfreville2 <clement.freville2@etu.uca.fr>
Reviewed-on: https://codefirst.iut.uca.fr/git/clement.freville2/herbarium/pulls/19
Co-authored-by: Matis MAZINGUE <matis.mazingue@etu.uca.fr>
Co-committed-by: Matis MAZINGUE <matis.mazingue@etu.uca.fr>

src/Controller/PostController.php

@@ -16,6 +16,7 @@ use Symfony\Component\Routing\Attribute\Route;
 use Symfony\Component\Security\Http\Attribute\CurrentUser;
 use Symfony\Component\Security\Http\Attribute\IsGranted;
 use Symfony\UX\Turbo\TurboBundle;
+use Symfony\Component\HttpFoundation\JsonResponse;
 
 class PostController extends AbstractController
 {
@@ -170,4 +171,29 @@ class PostController extends AbstractController
         }
         return $this->redirectToRoute('app_post_show', ['id' => $comment->getRelatedPost()->getId()]);
     }
+
+    #[Route('/post/{id}/like', name: 'app_posts_like', methods: ['POST'])]
+    #[IsGranted('ROLE_USER')]
+    public function addLike(#[CurrentUser] User $user, Post $post, EntityManagerInterface $entityManager): JsonResponse
+    {
+        $user->addLikedPost($post);
+        $entityManager->flush();
+
+        $likesCount = $post->getLikes()->count();
+
+        return new JsonResponse(['success' => true, 'likesCount' => $likesCount]);
+    }
+
+    #[Route('/post/{id}/unlike', name: 'app_posts_unlike', methods: ['POST'])]
+    #[IsGranted('ROLE_USER')]
+    public function deleteLike(#[CurrentUser] User $user, Post $post, EntityManagerInterface $entityManager): JsonResponse
+    {
+        $user->removeLikedPost($post);
+        $entityManager->flush();
+
+        $likesCount = $post->getLikes()->count();
+
+        return new JsonResponse(['success' => true, 'likesCount' => $likesCount]);
+    }
+
 }

src/Entity/Post.php

@@ -84,9 +84,16 @@ class Post
     #[ORM\OneToMany(targetEntity: Comment::class, mappedBy: 'related_post', fetch: 'EXTRA_LAZY')]
     private Collection $comments;
 
+    /**
+     * @var Collection<int, User>
+     */
+    #[ORM\ManyToMany(targetEntity: User::class, inversedBy: 'liked_post')]
+    private Collection $likes;
+
     public function __construct()
     {
         $this->comments = new ArrayCollection();
+        $this->likes = new ArrayCollection();
     }
 
     public function getId(): ?int
@@ -256,4 +263,28 @@ class Post
 
         return $this;
     }
+
+    /**
+     * @return Collection<int, User>
+     */
+    public function getLikes(): Collection
+    {
+        return $this->likes;
+    }
+
+    public function addLike(User $user): static
+    {
+        if (!$this->likes->contains($user)) {
+            $this->likes->add($user);
+        }
+
+        return $this;
+    }
+
+    public function removeLike(User $user): static
+    {
+        $this->likes->removeElement($user);
+
+        return $this;
+    }
 }

src/Entity/User.php

@@ -68,9 +68,16 @@ class User implements UserInterface, PasswordAuthenticatedUserInterface
     #[ORM\OneToMany(targetEntity: Comment::class, mappedBy: 'author')]
     private Collection $comments;
 
+    /**
+     * @var Collection<int, Post>
+     */
+    #[ORM\ManyToMany(targetEntity: Post::class, mappedBy: 'likes')]
+    private Collection $liked_post;
+
     public function __construct()
     {
         $this->comments = new ArrayCollection();
+        $this->liked_post = new ArrayCollection();
     }
 
     public function getId(): ?int
@@ -189,4 +196,31 @@ class User implements UserInterface, PasswordAuthenticatedUserInterface
 
         return $this;
     }
+
+    /**
+     * @return Collection<int, Post>
+     */
+    public function getLikedPost(): Collection
+    {
+        return $this->liked_post;
+    }
+
+    public function addLikedPost(Post $likedPost): static
+    {
+        if (!$this->liked_post->contains($likedPost)) {
+            $this->liked_post->add($likedPost);
+            $likedPost->addLike($this);
+        }
+
+        return $this;
+    }
+
+    public function removeLikedPost(Post $likedPost): static
+    {
+        if ($this->liked_post->removeElement($likedPost)) {
+            $likedPost->removeLike($this);
+        }
+
+        return $this;
+    }
 }