diff --git a/app/models/challenge.rb b/app/models/challenge.rb
index 036f387b1..d532d6d55 100644
--- a/app/models/challenge.rb
+++ b/app/models/challenge.rb
@@ -79,16 +79,6 @@ class Challenge < ApplicationRecord
     end
   end
 
-  # 开启挑战
-  def open_game user_id, shixun
-    game = self.games.where(user_id: user_id).first
-    if game.present?
-      shixun.task_pass || game.status != 3 ? "/tasks/#{game.identifier}" : ""
-    else
-      self.position == 1 ? "/api/shixuns/#{shixun.identifier}/shixun_exec" : ""
-    end
-  end
-
   # # 开启挑战
   # def open_game(user_id, shixun)
   #
@@ -120,24 +110,6 @@ class Challenge < ApplicationRecord
     end
   end
 
-  ## 用户关卡状态 0: 不能开启实训; 1:直接开启; 2表示已完成
-  def user_tpi_status user_id
-    # todo: 以前没加索引导致相同关卡,同一用户有多个games
-    # 允许跳关则直接开启
-    game = games.where(user_id: user_id).take
-    if game.blank?
-      position == 1 ? 1 : 0
-    else
-      if game.status == 3
-        shixun.task_pass ? 1 : 0
-      elsif game.status == 2
-        2
-      else
-        1
-      end
-    end
-  end
-
   def tags_show
     if self.challenge_tags.nil?
       "--"
diff --git a/app/views/challenges/index.json.jbuilder b/app/views/challenges/index.json.jbuilder
index 0ffaff0ad..693f3717f 100644
--- a/app/views/challenges/index.json.jbuilder
+++ b/app/views/challenges/index.json.jbuilder
@@ -19,8 +19,7 @@ if @challenges.present?
     json.passed_count challenge.user_passed_count
     json.playing_count challenge.playing_count
     json.name_url shixun_challenge_path(challenge, shixun_identifier: @shixun.identifier)
-    #json.open_game challenge.open_game
-    challenge.open_game(@user.id, @shixun)
+    json.open_game challenge.open_game
     if @editable
       json.edit_url edit_shixun_challenge_path(challenge, shixun_identifier: @shixun.identifier)
       json.delete_url shixun_challenge_path(challenge, shixun_identifier: @shixun.identifier)
@@ -28,7 +27,6 @@ if @challenges.present?
       json.down_url index_down_shixun_challenge_path(challenge, :shixun_identifier =>  @shixun.identifier) if @shixun.challenges_count != challenge.position
     end
     #json.passed challenge.has_passed?(@user.id)
-    #json.status challenge.user_tpi_status
-    json.status challenge.user_tpi_status @user.id
+    json.status challenge.user_tpi_status
   end
 end