评论数量，

app/common/controller/PostController.php

@@ -2,6 +2,7 @@
 namespace app\common\controller;
 
 use app\common\controller\BaseController;
+use app\common\model\Post;
 use app\common\model\PostComment;
 use app\common\model\PostFavorite;
 use app\common\model\PostLike;
@@ -88,7 +89,32 @@ class PostController extends BaseController
         return $data;
     }
 
+    /**
+     * 获取评论，点赞，收藏数量
+     *
+     * @param Request $request 请求对象
+     * @param int|string $id 资源 ID
+     * @return mixed 返回资源详情数据
+     */
+    public function interaction(Request $request)
+    {
+        try {
+            $param = $request->all();
+            $data = Post::where('id', $param['id'])->select(['like','favorite','comment'])->first();
 
+            $where = [
+                'post_id' => $data['id'],
+                'user_id' => $request->user->uid
+            ];
+            $data['is_like'] = PostLike::where($where)->count();
+            $data['is_favorite'] = PostFavorite::where($where)->count();
+            $data['is_comment'] = PostComment::where($where)->count();
+
+            return $this->success($data);
+        } catch (\Throwable $e) {
+            return $this->error($e->getMessage().$e->getFile().$e->getLine());
+        }
+    }
 
     /**
      * 获取详情
@@ -104,6 +130,16 @@ class PostController extends BaseController
             $data = $this->transformData($raw, method_exists($this, 'showFormat')
                 ? [$this, 'showFormat']
                 : null);
+
+
+            $where = [
+                'post_id' => $data['id'],
+                'user_id' => $request->user->uid
+            ];
+            $data['is_like'] = PostLike::where($where)->count();
+            $data['is_favorite'] = PostFavorite::where($where)->count();
+            $data['is_comment'] = PostComment::where($where)->count();
+
             return $this->success($data);
         } catch (\Throwable $e) {
             return $this->error($e->getMessage().$e->getFile().$e->getLine());