Fix tweet array presenter, add comments count

Author: nemoipaha

backend/app/Entity/Tweet.php

@@ -19,6 +19,8 @@
  * @property int $author_id
  * @property Carbon $created_at
  * @property Carbon $updated_at
+ * @property int $comments_count
+ * @property User $author
  */
 final class Tweet extends Model
 {
@@ -71,6 +73,16 @@ public function getAuthorId(): int
         return $this->author_id;
     }
 
+    public function getAuthor(): User
+    {
+        return $this->author;
+    }
+
+    public function getCommentsCount(): int
+    {
+        return $this->comments_count;
+    }
+
     public function changeContent(string $text): void
     {
         if (empty($text)) {

backend/app/Http/Presenter/Tweet/TweetArrayPresenter.php

@@ -8,19 +8,14 @@
 use App\Http\Presenter\CollectionAsArrayPresenter;
 use Illuminate\Support\Collection;
 use App\Http\Presenter\User\UserArrayPresenter;
-use App\Http\Presenter\Comment\CommentAsArrayPresenter;
 
 final class TweetArrayPresenter implements CollectionAsArrayPresenter
 {
     private $userPresenter;
-    private $commentPresenter;
 
-    public function __construct(
-        UserArrayPresenter $userPresenter,
-        CommentAsArrayPresenter $commentPresenter
-    ) {
+    public function __construct(UserArrayPresenter $userPresenter)
+    {
         $this->userPresenter = $userPresenter;
-        $this->commentPresenter = $commentPresenter;
     }
 
     public function present(Tweet $tweet): array
@@ -30,8 +25,8 @@ public function present(Tweet $tweet): array
             'text' => $tweet->getText(),
             'image_url' => $tweet->getImageUrl(),
             'created_at' => $tweet->getCreatedAt()->toDateTimeString(),
-            'author' => $this->userPresenter->present($tweet->author),
-            'comments' => $this->commentPresenter->presentCollection($tweet->comments)
+            'author' => $this->userPresenter->present($tweet->getAuthor()),
+            'comments_count' => $tweet->getCommentsCount()
         ];
     }