获取匿评状态的解释 api

开启匿评 api

app/api/mobile/apis/courses.rb

@@ -336,6 +336,19 @@ module Mobile
           student_works = cs.student_work_list params,current_user
           present :data,student_works.all,with:Mobile::Entities::StudentWork
         end
+
+        desc '开启匿评'
+        params do
+          requires :token,type:String
+          requires :course_id,type:Integer,desc:'课程id'
+          requires :homework_id,type:Integer,desc:'作业id'
+        end
+        get ':course_id/start_anonymous_comment' do
+          cs = CoursesService.new
+          status = cs.start_anonymous_comment params,current_user
+          present :data,status
+          present :status,0
+        end
       end
     end
   end

app/api/mobile/entities/homework.rb

@@ -28,6 +28,8 @@ module Mobile
                     get_homework_status f
                   when :homework_times
                     f.course.homework_commons.index(f) + 1
+                  when :homework_status_desc
+                    homework_status_desc f
                 end
             end
           end
@@ -80,7 +82,8 @@ module Mobile
       expose :submit_student_list ,using: Mobile::Entities::User do |f,opt|
         get_submit_sutdent_list f
       end
-      homework_expose :homework_status
+      homework_expose :homework_status       #作业的状态
+      homework_expose :homework_status_desc  #状态的解释
 
     end
   end

app/helpers/api_helper.rb

@@ -89,6 +89,29 @@ module ApiHelper
     homework_status
   end
 
+  #获取作业的是否可以匿评的描述
+  def homework_status_desc homework
+    if homework.homework_type == 1 && homework.homework_detail_manual #匿评作业
+      if Time.parse(homework.end_time.to_s).strftime("%Y-%m-%d") >= Time.now.strftime("%Y-%m-%d")
+        link = "<span class='fr mr10 pr_join_span ' title='作业截止日期之前不可以启动匿评'>启动匿评</span>".html_safe
+      elsif homework.student_works.count >= 2 #作业份数大于2
+        case homework.homework_detail_manual.comment_status
+          when 1
+            link =  '启动匿评'
+          when 2
+            link =  '关闭匿评'
+          when 3
+            link = " 匿评结束"
+        end
+      else
+        link = "学生提交作业数大于2时才可以启动匿评"
+      end
+    else
+      link = "未开启匿评作业不可以启动匿评"
+    end
+    link
+  end
+
   #获取
   def get_submit_sutdent_list homework
     studentlist = []
@@ -104,6 +127,11 @@ module ApiHelper
 
   #计算作业的截止日期，剩余日期
   def show_homework_deadline homework
-    "距作业截止还有" << (Date.parse(Time.now.to_s) - Date.parse(homework.end_time.to_s)).to_i.to_s << "天"
+   day = 0
+    if (day = (Date.parse(homework.end_time.to_s) - Date.parse(Time.now.to_s)).to_i) > 0
+      "距作业截止还有" << (Date.parse(Time.now.to_s) - Date.parse(homework.end_time.to_s)).to_i.to_s << "天"
+    else
+      "已截止，但可补交"
+    end
   end
 end

app/services/courses_service.rb

@@ -651,9 +651,9 @@ class CoursesService
       return
     end
     if current_user == @user || current_user.admin?
-      membership = @user.coursememberships.page(1).per(10)
+      membership = @user.coursememberships.page(1).per(15)
     else
-      membership = @user.coursememberships.page(1).per(10).all(:conditions => Course.visible_condition(current_user))
+      membership = @user.coursememberships.page(1).per(15).all(:conditions => Course.visible_condition(current_user))
     end
     if membership.nil? || membership.count == 0
       raise l(:label_no_courses, :locale => get_user_language(current_user))
@@ -669,10 +669,11 @@ class CoursesService
       dynamics_count = 0
       # 课程学霸 学生总分数排名靠前的5个人
       homework_count = course.homework_commons.count
-      unless homework_count == 0
-         sql = "select users.*,sum(IFNULL(0,student_works.final_score))/#{homework_count} score from student_works left outer join users on student_works.user_id = users.id" <<
+      sql = "select users.*,sum(IFNULL(0,student_works.final_score))/#{homework_count} score from student_works left outer join users on student_works.user_id = users.id" <<
          " where  homework_common_id in ( select id from homework_commons where homework_commons.course_id = #{course.id}) GROUP BY student_works.user_id ORDER BY score limit 0,6"
-         latest_course_dynamics <<{:type=> 6,:time=>Time.now.to_s,:count=> 6,:better_students=> User.find_by_sql(sql)}
+      better_students = User.find_by_sql(sql)
+      if homework_count != 0  &&  !better_students.empty?
+         latest_course_dynamics <<{:type=> 6,:time=>Time.now.to_s,:count=> 6,:better_students=> better_students}
          dynamics_count += 1
       end
       # 课程通知
@@ -754,5 +755,41 @@ class CoursesService
     student_works
   end
 
+  # 开启匿评
+  #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,4:没有开启匿评的权限
+  def start_anonymous_comment params,current_user
+    homework = HomeworkCommon.find(params[:homework_id])
+    return {:status=>4}  unless current_user.admin? || current_user.allowed_to?(:as_teacher,Course.find(params[:course_id]))
+    return {:status=>5}   if Time.parse(homework.end_time.to_s).strftime("%Y-%m-%d") >= Time.now.strftime("%Y-%m-%d")
+    homework_detail_manual = homework.homework_detail_manual
+    if homework_detail_manual.comment_status == 1
+      student_works = homework.student_works
+      if student_works && student_works.size >=2
+        student_works.each_with_index do |work, index|
+          user = work.user
+          n = homework_detail_manual.evaluation_num
+          n = n < student_works.size ? n : student_works.size - 1
+          assigned_homeworks = get_assigned_homeworks(student_works, n, index)
+          assigned_homeworks.each do |h|
+            student_works_evaluation_distributions = StudentWorksEvaluationDistribution.new(user_id: user.id, student_work_id: h.id)
+            student_works_evaluation_distributions.save
+          end
+        end
+        homework_detail_manual.update_column('comment_status', 2)
+        statue = 1
+      else
+        statue = 2
+      end
+    else
+      statue = 3
+    end
+    {:status => statue}
+  end
+
+  def get_assigned_homeworks(student_works, n, index)
+    student_works += student_works
+    student_works[index + 1 .. index + n]
+  end
+
 end