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app/common/service/PostCommentService.php

@@ -105,8 +105,6 @@ class PostCommentService
         return $data;
     }
 
-
-
     /**
      * 添加后置处理
      */
@@ -123,4 +121,30 @@ class PostCommentService
         $post['comment'] = $post['comment']+1;
         $post->save();
     }
+
+
+
+    /**
+     * 添加后置处理
+     */
+    public function serviceDelete(Request $request)
+    {
+        $param = $request->all();
+
+        if (empty($param['id'])) {
+            throw new \Exception("参数错误");
+        }
+
+        $where = [];
+        $where['id'] = $param['id'];
+        $comment = PostComment::where($where)->first();
+
+        $post = Post::where(['id' => $comment['post_id']])->first();
+        $post['comment'] = $post['comment']-1;
+        $post->save();
+
+        $count = $comment->delete();
+
+        return $count;
+    }
 }