给时间和分数排序增加顺序和倒序排序功能

app/controllers/homework_attach_controller.rb

@@ -11,6 +11,7 @@ class HomeworkAttachController < ApplicationController
 
   #获取未批作业列表
   def get_not_batch_homework
+    sort, direction = params[:sort], params[:direction]
     teachers = find_course_teachers @course
     all_homework_list = HomeworkAttach.eager_load(:attachments,:user,:rate_averages).find_by_sql("SELECT * FROM (SELECT homework_attaches.*,
         (SELECT AVG(stars) FROM seems_rateable_rates WHERE rateable_type = 'HomeworkAttach' AND rateable_id = homework_attaches.id AND rater_id IN #{teachers}) AS t_score,
@@ -19,6 +20,7 @@ class HomeworkAttachController < ApplicationController
         WHERE table1.t_score IS NULL")
 
     @homework_list = paginateHelper all_homework_list,10
+    @direction = direction == 'asc'? 'desc' : 'asc'
     respond_to do |format|
       format.js
     end
@@ -26,6 +28,7 @@ class HomeworkAttachController < ApplicationController
 
   #获取已评作业列表
   def get_batch_homeworks
+    sort, direction = params[:sort], params[:direction]
     teachers = find_course_teachers @course
     teacher_proportion = get_teacher_proportion @bid
     all_homework_list = HomeworkAttach.eager_load(:attachments,:user,:rate_averages).find_by_sql("SELECT * FROM (SELECT homework_attaches.*,
@@ -35,6 +38,7 @@ class HomeworkAttachController < ApplicationController
             ORDER BY (CASE WHEN t_score IS NULL THEN 0 ELSE t_score * #{teacher_proportion} END + CASE WHEN s_score IS NULL THEN 0 ELSE s_score * #{1 - teacher_proportion} END) DESC,created_at ASC) AS table1
             WHERE table1.t_score IS NOT NULL")
     @homework_list = paginateHelper all_homework_list,10
+    @direction = direction == 'asc'? 'desc' : 'asc'
     respond_to do |format|
       format.js
     end
@@ -42,6 +46,7 @@ class HomeworkAttachController < ApplicationController
 
   #获取所有作业列表
   def get_homeworks
+    sort, direction = params[:sort], params[:direction]
     teachers = find_course_teachers @course
     teacher_proportion = get_teacher_proportion @bid
     all_homework_list = HomeworkAttach.eager_load(:attachments,:user,:rate_averages).find_by_sql("SELECT homework_attaches.*,
@@ -50,6 +55,7 @@ class HomeworkAttachController < ApplicationController
             FROM homework_attaches WHERE bid_id = #{@bid.id}
             ORDER BY (CASE WHEN t_score IS NULL THEN 0 ELSE t_score * #{teacher_proportion} END + CASE WHEN s_score IS NULL THEN 0 ELSE s_score * #{1 - teacher_proportion} END) DESC,created_at ASC")
     @homework_list = paginateHelper all_homework_list,10
+    @direction = direction == 'asc'? 'desc' : 'asc'
     respond_to do |format|
       format.js
     end

app/helpers/application_helper.rb

@@ -1892,14 +1892,14 @@ module ApplicationHelper
     content_tag(:ul, logos.join("").html_safe, :class => ul_class.to_s).html_safe
   end
 
-  def sort_homework_path(bid, sort)
+  def sort_homework_path(bid, sort, direction)
     case self.action_name
     when 'get_not_batch_homework', 'show_courseEx'
-      get_not_batch_homework_homework_attach_path(bid, sort: sort)
+      get_not_batch_homework_homework_attach_path(bid, sort: sort, direction: direction)
     when 'get_batch_homeworks'
-      get_batch_homeworks_homework_attach_path(bid, sort: sort)
+      get_batch_homeworks_homework_attach_path(bid, sort: sort, direction: direction)
     when 'get_homeworks'
-      get_homeworks_homework_attach_path(bid, sort: sort)
+      get_homeworks_homework_attach_path(bid, sort: sort, direction: direction)
     else
       '#'
     end

app/views/homework_attach/_homeworks_list.html.erb

@@ -7,9 +7,9 @@
     </font>)
     </span><span class="fr">
     按&nbsp;
-    <%= link_to l(:label_work_rating), sort_homework_path(@bid, 'socre'), {:remote => true}%>
+    <%= link_to l(:label_work_rating), sort_homework_path(@bid, 'socre', @direction), {:remote => true}%>
     &nbsp;/&nbsp;
-    <%= link_to l(:label_time), sort_homework_path(@bid, 'time'), {:remote => true}%>
+    <%= link_to l(:label_time), sort_homework_path(@bid, 'time', @direction), {:remote => true}%>
       &nbsp;<%= l(:label_sort)  %>
   </span>
 </div>