From 0eb967126c68ea4448418c19cecffd07885a570a Mon Sep 17 00:00:00 2001
From: daiao <358551898@qq.com>
Date: Fri, 31 May 2019 19:26:40 +0800
Subject: [PATCH] 1

---
 app/services/games_service.rb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/app/services/games_service.rb b/app/services/games_service.rb
index f338a4a5..db78c5dc 100755
--- a/app/services/games_service.rb
+++ b/app/services/games_service.rb
@@ -21,6 +21,9 @@ class GamesService
       return{:status => 403}
     end
     game_challenge = Challenge.min.find(game.challenge_id)
+    unless current_user.is_certification_teacher || current_user.admin?
+      game_challenge.answer = ""
+    end
 
     has_answer = game_challenge.answer.blank? ? false : true
     game_challenge.answer = nil