优化实训关卡列表

app/controllers/challenges_controller.rb

@@ -157,9 +157,10 @@ class ChallengesController < ApplicationController
     uid_logger("identifier: #{params}")
     base_columns = "challenges.id, challenges.subject, challenges.st, challenges.score, challenges.position,
                     challenges.shixun_id, games.identifier, games.status"
-    # 方便列表获取通关数和游玩数
+    # 下面2个参数是为了解决列表获取通关人数与正在游玩人数的问题
     @pass_games_map = @shixun.challenges.joins(:games).where(games: {status:2}).group(:challenge_id).reorder(nil).count
     @play_games_map = @shixun.challenges.joins(:games).where(games: {status:[0,1]}).group(:challenge_id).reorder(nil).count
+
     @challenges = @shixun.challenges.joins(:games).where(games: {user_id: current_user.id}).select(base_columns)
     @editable = @shixun.status == 0 # before_action：有判断权限，如果没发布，则肯定是管理人员
     @user = current_user