From 89e0f98034ac9acca951543600c86507cf6eaaf6 Mon Sep 17 00:00:00 2001
From: z9hang <z9hang@126.com>
Date: Wed, 21 Jan 2015 15:29:05 +0800
Subject: [PATCH] =?UTF-8?q?=E5=90=AF=E5=8A=A8=E5=8C=BF=E8=AF=84=E6=8E=A5?=
 =?UTF-8?q?=E5=8F=A3?=
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---
 app/api/mobile/apis/homeworks.rb | 19 +++++++++++++++++
 app/helpers/api_helper.rb        |  6 ++++++
 app/services/homework_service.rb | 36 +++++++++++++++++++++++++++++++-
 3 files changed, 60 insertions(+), 1 deletion(-)

diff --git a/app/api/mobile/apis/homeworks.rb b/app/api/mobile/apis/homeworks.rb
index b1e38ad22..dd6708b22 100644
--- a/app/api/mobile/apis/homeworks.rb
+++ b/app/api/mobile/apis/homeworks.rb
@@ -31,6 +31,25 @@ module Mobile
           present :status, 0
         end
 
+        desc "启动匿评"
+        params do
+          requires :token, type: String
+        end
+        post ':id/alert_homework_anonymous_comment' do
+          statue = Homeworks.get_service.start_anonymous_comment params,current_user.nil? ? User.find(2):current_user
+          messages = ""
+          case statue
+            when 1
+              messages = "启动成功"
+            when 2
+              messages = "启动失败，作业总数大于等于2份时才能启动匿评"
+            when 3
+              messages = "已开启匿评，请务重复开启"
+          end
+          present :data,messages
+          present :status, statue
+        end
+
       end
     end
   end
diff --git a/app/helpers/api_helper.rb b/app/helpers/api_helper.rb
index 2b85d2be4..78f954ab4 100644
--- a/app/helpers/api_helper.rb
+++ b/app/helpers/api_helper.rb
@@ -19,4 +19,10 @@ module ApiHelper
     location << (user.user_extensions.location_city || '')
     location
   end
+
+
+  def get_assigned_homeworks(homeworks, n, index)
+    homeworks += homeworks
+    homeworks[index + 1 .. index + n]
+  end
 end
\ No newline at end of file
diff --git a/app/services/homework_service.rb b/app/services/homework_service.rb
index 871ae9801..a659b167d 100644
--- a/app/services/homework_service.rb
+++ b/app/services/homework_service.rb
@@ -4,6 +4,7 @@ class HomeworkService
    include AttachmentsHelper
    include ApplicationHelper
    include WordsHelper
+   include ApiHelper
    
   # 作业详情（老师才显示启动匿评，学生不显示 ）
   # many_times 第几次（作业）
@@ -27,7 +28,7 @@ class HomeworkService
      :description => description, :homework_state => state,:open_anonymous_evaluation => open_anonymous_evaluation}
   end
   
-  # 启动作业匿评
+  # 启动作业匿评前提示信息
   def alert_homework_anonymous_comment params
     @bid = Bid.find params[:id]
     @course = @bid.courses.first
@@ -52,6 +53,39 @@ class HomeworkService
     @percent = format("%.2f",(@cur_size.to_f / ( @totle_size == 0 ? 1 : @totle_size)) * 100)
     [@bid,@totle_size,@cur_size,@percent]
   end
+
+  #启动匿评
+  #statue 1:启动成功，2：启动失败，作业总数大于等于2份时才能启动匿评，3:已开启匿评，请务重复开启
+  def start_anonymous_comment params,current_user
+    @bid = Bid.find(params[:id])
+    @course = @bid.courses.first
+    unless is_course_teacher(current_user,@course) || current_user.admin?
+      @statue = 4
+      raise '403'
+    end
+    if(@bid.comment_status == 0)
+      homeworks = @bid.homeworks
+      if(homeworks && homeworks.size >= 2)
+        homeworks.each_with_index do |homework, index|
+          user = homework.user
+          n = @bid.evaluation_num
+          n = n < homeworks.size ? n : homeworks.size - 1
+          assigned_homeworks = get_assigned_homeworks(homeworks, n, index)
+          assigned_homeworks.each do |h|
+            @homework_evaluation = HomeworkEvaluation.new(user_id: user.id, homework_attach_id: h.id)
+            @homework_evaluation.save
+          end
+        end
+        @bid.update_column('comment_status', 1)
+        @statue = 1
+      else
+        @statue = 2
+      end
+    else
+      @statue = 3
+    end
+    @statue
+  end
    
   # 匿评作品详情
   # attachs 该作品的所有附件