feat(comments): add comments to episodes + update naming of status to post

- remove confusing counts for episode (total favourites, total reblogs)
- add comments section to
episode page to display episode comments + post replies linked to the episode

app/Controllers/EpisodeController.php

@@ -15,8 +15,10 @@ use ActivityPub\Objects\OrderedCollectionPage;
 use Analytics\AnalyticsTrait;
 use App\Entities\Episode;
 use App\Entities\Podcast;
+use App\Libraries\CommentObject;
 use App\Libraries\NoteObject;
 use App\Libraries\PodcastEpisode;
+use App\Models\CommentModel;
 use App\Models\EpisodeModel;
 use App\Models\PodcastModel;
 use CodeIgniter\Database\BaseBuilder;
@@ -219,10 +221,10 @@ class EpisodeController extends BaseController
         /**
          * get comments: aggregated replies from posts referring to the episode
          */
-        $episodeComments = model('StatusModel')
+        $episodeComments = model('PostModel')
             ->whereIn('in_reply_to_id', function (BaseBuilder $builder): BaseBuilder {
                 return $builder->select('id')
-                    ->from('activitypub_statuses')
+                    ->from('activitypub_posts')
                     ->where('episode_id', $this->episode->id);
             })
             ->where('`published_at` <= NOW()', null, false)
@@ -254,4 +256,57 @@ class EpisodeController extends BaseController
             ->setHeader('Access-Control-Allow-Origin', '*')
             ->setBody($collection->toJSON());
     }
+
+    /**
+     * @noRector ReturnTypeDeclarationRector
+     */
+    public function comment(string $commentId): Response
+    {
+        if (
+            ($comment = (new CommentModel())->getCommentById($commentId)) === null
+        ) {
+            throw PageNotFoundException::forPageNotFound();
+        }
+
+        $commentObject = new CommentObject($comment);
+
+        return $this->response
+            ->setContentType('application/json')
+            ->setBody($commentObject->toJSON());
+    }
+
+    public function commentReplies(string $commentId): Response
+    {
+        /**
+         * get comment replies
+         */
+        $commentReplies = model('CommentModel', false)
+            ->where('in_reply_to_id', service('uuid')->fromString($commentId)->getBytes())
+            ->orderBy('created_at', 'ASC');
+
+        $pageNumber = (int) $this->request->getGet('page');
+
+        if ($pageNumber < 1) {
+            $commentReplies->paginate(12);
+            $pager = $commentReplies->pager;
+            $collection = new OrderedCollectionObject(null, $pager);
+        } else {
+            $paginatedReplies = $commentReplies->paginate(12, 'default', $pageNumber);
+            $pager = $commentReplies->pager;
+
+            $orderedItems = [];
+            if ($paginatedReplies !== null) {
+                foreach ($paginatedReplies as $reply) {
+                    $replyObject = new CommentObject($reply);
+                    $orderedItems[] = $replyObject;
+                }
+            }
+
+            $collection = new OrderedCollectionPage($pager, $orderedItems);
+        }
+
+        return $this->response
+            ->setContentType('application/activity+json')
+            ->setBody($collection->toJSON());
+    }
 }