点赞数

app/controllers/games_controller.rb

@@ -40,10 +40,8 @@ class GamesController < ApplicationController
     next_game = @game.next_of_current_game(@shixun.id, @game.myshixun_id, game_challenge.position)
 
     # 关卡点赞数, praise_or_tread = 1则表示赞过
-    praise_count = PraiseTread.where(praise_tread_object_id: game_challenge.id, praise_tread_object_type: "Challenge",
-                                     praise_or_tread: 1).count
-    user_praise = PraiseTread.where(praise_tread_object_id: game_challenge.id, praise_tread_object_type: "Challenge",
-                                    user_id: current_user.id, praise_or_tread: 1).present? ? true : false
+    praise_count = game_challenge.praises_count
+    user_praise = game_challenge.praise_tread.exists?(user_id:current_user.id, praise_or_tread: 1)
 
     # 实训的最大评测次数，这个值是为了优化查询，每次只取最新的最新一次评测的结果集
     max_query_index = @game.query_index.to_i