fix

app/Repositories/PostRepositories.php

@@ -698,12 +698,12 @@ class PostRepositories
             if ($request['behavior_value']) {
                 $comment->like_count += 1;
                 PostCommentLike::create(['uid' => $request['target_id'], 'comment_id' => $request['comment_id']]);
-                Redis::sadd($postLikeKey, $request['target_id'] . '_' . $request['comment_id']);
+                Redis::zadd($postLikeKey, $request['target_id'] . '_' . $request['comment_id']);
                 Log::debug("评论：" . $request['comment_id'] . "被点赞，like_count +1");
             } else {
                 $comment->like_count -= 1;
                 PostCommentLike::where(['uid' => $request['target_id'], 'comment_id' => $request['comment_id']])->delete();
-                Redis::srem($postLikeKey, $request['target_id'] . '_' . $request['comment_id']);
+                Redis::zrem($postLikeKey, $request['target_id'] . '_' . $request['comment_id']);
                 Log::debug("评论：" . $request['comment_id'] . "被取消点赞，like_count -1");
             }
             $row = $comment->save();