From 22a169740ef0acc985420db407605718a038a489 Mon Sep 17 00:00:00 2001
From: daiao <358551898@qq.com>
Date: Mon, 9 Dec 2019 19:08:07 +0800
Subject: [PATCH 1/4] 1

---
 app/controllers/hacks_controller.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/controllers/hacks_controller.rb b/app/controllers/hacks_controller.rb
index 4465d515d..a71f9942d 100644
--- a/app/controllers/hacks_controller.rb
+++ b/app/controllers/hacks_controller.rb
@@ -68,7 +68,7 @@ class HacksController < ApplicationController
         @hack.hack_sets.create!(hack_sets_params)
         # 更新代码
         if params[:hack_codes][:code] != @hack.code
-          hack_code_params = hack_code_params.merge(modify_time: Time.now)
+          hack_code_params.merge!(modify_time: Time.now)
         end
         @hack.hack_codes.create!(hack_code_params)
       end

From 47722dd8864b622e1240f9ebd5203c5afe61a4fb Mon Sep 17 00:00:00 2001
From: daiao <358551898@qq.com>
Date: Mon, 9 Dec 2019 19:21:13 +0800
Subject: [PATCH 2/4] =?UTF-8?q?=E7=BC=96=E8=BE=91=E5=92=8C=E6=96=B0?=
 =?UTF-8?q?=E5=BB=BA?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/controllers/hacks_controller.rb                   | 9 ++++++---
 db/migrate/20191209111347_add_index_for_hack_codes.rb | 6 ++++++
 2 files changed, 12 insertions(+), 3 deletions(-)
 create mode 100644 db/migrate/20191209111347_add_index_for_hack_codes.rb

diff --git a/app/controllers/hacks_controller.rb b/app/controllers/hacks_controller.rb
index a71f9942d..e2023d78d 100644
--- a/app/controllers/hacks_controller.rb
+++ b/app/controllers/hacks_controller.rb
@@ -48,7 +48,9 @@ class HacksController < ApplicationController
         hack.save!
         # 创建测试集与代码
         hack.hack_sets.create!(hack_sets_params)
-        hack.hack_codes.create!(hack_code_params.merge(modify_time: Time.now))
+        hack_codes = hack.hack_codes.new(hack_code_params)
+        hack_codes.modify_time = Time.now
+        hack_codes.save!
       end
       render_ok({identifier: hack.identifier})
     rescue Exception => e
@@ -67,10 +69,11 @@ class HacksController < ApplicationController
         # 新建
         @hack.hack_sets.create!(hack_sets_params)
         # 更新代码
+        hack_codes = @hack.hack_codes.new(hack_code_params)
         if params[:hack_codes][:code] != @hack.code
-          hack_code_params.merge!(modify_time: Time.now)
+          hack_codes.modify_time = Time.now
         end
-        @hack.hack_codes.create!(hack_code_params)
+        hack_codes.save!
       end
       render_ok
     rescue Exception => e
diff --git a/db/migrate/20191209111347_add_index_for_hack_codes.rb b/db/migrate/20191209111347_add_index_for_hack_codes.rb
new file mode 100644
index 000000000..f1e655e21
--- /dev/null
+++ b/db/migrate/20191209111347_add_index_for_hack_codes.rb
@@ -0,0 +1,6 @@
+class AddIndexForHackCodes < ActiveRecord::Migration[5.2]
+  def change
+    HackCode.destroy_all
+    add_index :hack_codes, [:hack_id, :language], unique: true
+  end
+end

From d97f76952ce03476a0694a06dce2101858983533 Mon Sep 17 00:00:00 2001
From: daiao <358551898@qq.com>
Date: Mon, 9 Dec 2019 20:41:26 +0800
Subject: [PATCH 3/4] =?UTF-8?q?=E6=9B=B4=E6=96=B0=E5=87=BA=E9=94=99?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/controllers/hacks_controller.rb | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/app/controllers/hacks_controller.rb b/app/controllers/hacks_controller.rb
index e2023d78d..2cacc362e 100644
--- a/app/controllers/hacks_controller.rb
+++ b/app/controllers/hacks_controller.rb
@@ -69,11 +69,10 @@ class HacksController < ApplicationController
         # 新建
         @hack.hack_sets.create!(hack_sets_params)
         # 更新代码
-        hack_codes = @hack.hack_codes.new(hack_code_params)
         if params[:hack_codes][:code] != @hack.code
-          hack_codes.modify_time = Time.now
+          hack_code_params = hack_code_params.merge(modify_time: Time.now)
         end
-        hack_codes.save!
+        @hack.hack_codes.first.update_attributes!(hack_code_params)
       end
       render_ok
     rescue Exception => e

From 1744102a5bfc7303c4b8f1a249f620a770c26070 Mon Sep 17 00:00:00 2001
From: daiao <358551898@qq.com>
Date: Mon, 9 Dec 2019 20:43:56 +0800
Subject: [PATCH 4/4] 1

---
 app/controllers/hacks_controller.rb | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/app/controllers/hacks_controller.rb b/app/controllers/hacks_controller.rb
index 2cacc362e..c9e9097f8 100644
--- a/app/controllers/hacks_controller.rb
+++ b/app/controllers/hacks_controller.rb
@@ -69,10 +69,8 @@ class HacksController < ApplicationController
         # 新建
         @hack.hack_sets.create!(hack_sets_params)
         # 更新代码
-        if params[:hack_codes][:code] != @hack.code
-          hack_code_params = hack_code_params.merge(modify_time: Time.now)
-        end
-        @hack.hack_codes.first.update_attributes!(hack_code_params)
+        code_params = params[:hack_codes][:code] != @hack.code ? hack_code_params.merge(modify_time: Time.now) : hack_code_params
+        @hack.hack_codes.first.update_attributes!(code_params)
       end
       render_ok
     rescue Exception => e