学生列表导出成绩的优化

app/controllers/courses_controller.rb

@@ -969,18 +969,13 @@ class CoursesController < ApplicationController
           @all_members = @course.students
         end
         if name.present?
-          nick_name_search = @all_members.joins(:user).where("nickname like ?","%#{name}%")
-          if nick_name_search.present?
-            @all_members = nick_name_search
-          else
-            @all_members = @all_members.joins(user: [:user_extension]).where('user_extensions.student_id like ? OR user_extensions.student_realname like ?',"%#{name}%","%#{name}%")
-          end
+          @all_members = @all_members.joins(user: [:user_extension]).where('concat(users.lastname, users.firstname) like ? or user_extensions.student_id like ?',"%#{name}%","%#{name}%")
         end
 
-        @c_homeworks = @course.homework_commons.homework_published.order("publish_time asc, created_at asc")
-        @c_exercises = @course.exercises.is_exercise_published.order("publish_time asc, created_at asc")
-        @c_polls = @course.polls.publish_or_not.order("publish_time asc, created_at asc")
-        @c_tasks = @course.graduation_tasks.task_published.order("publish_time asc, created_at asc")
+        @c_homeworks = @course.homework_commons.homework_published.order("homework_commons.publish_time asc, homework_commons.created_at asc")
+        @c_exercises = @course.exercises.is_exercise_published.order("exercises.publish_time asc, exercises.created_at asc")
+        @c_polls = @course.polls.publish_or_not.order("polls.publish_time asc, polls.created_at asc")
+        @c_tasks = @course.graduation_tasks.task_published.order("graduation_tasks.publish_time asc, graduation_tasks.created_at asc")
         if @user_course_identity > Course::ASSISTANT_PROFESSOR
           tip_exception(403,"无权限操作")
         else
@@ -1058,14 +1053,14 @@ class CoursesController < ApplicationController
 
   def member_to_xlsx(course,all_members,homeworks,exercises,tasks,polls)
     #课堂的作业信息
-    shixun_homeworks = homeworks.search_homework_type(4)  #全部实训作业
+    shixun_homeworks = homeworks.search_homework_type(4).includes(:score_student_works)  #全部实训作业
     shixun_titles = shixun_homeworks.pluck(:name) + ["总得分"]
-    common_homeworks = homeworks.search_homework_type(1)  #全部普通作业
+    common_homeworks = homeworks.search_homework_type(1).includes(:score_student_works)  #全部普通作业
     common_titles = common_homeworks.pluck(:name)+ ["总得分"]
-    group_homeworks = homeworks.search_homework_type(3)  #全部分组作业
+    group_homeworks = homeworks.search_homework_type(3).includes(:score_student_works)  #全部分组作业
     group_titles = group_homeworks.pluck(:name)+ ["总得分"]
-    task_titles = tasks.pluck(:name)+ ["总得分"]
-    exercise_titles = exercises.pluck(:exercise_name)+ ["总得分"]
+    task_titles = tasks.includes(:score_graduation_works).pluck(:name) + ["总得分"]
+    exercise_titles = exercises.includes(:score_exercise_users).pluck(:exercise_name) + ["总得分"]
     total_user_score_array = []   #学生总成绩集合
 
     #课堂信息
@@ -1114,7 +1109,7 @@ class CoursesController < ApplicationController
     course_user_level = []
     course_activity_title = "课堂活跃度统计"
     user_cell_head = %w(排名 真实姓名 登录名 邮箱 学号 分班 作业完成数(*10) 试卷完成数(*10) 问卷完成数(*7) 资源发布数(*5) 帖子发布数(*2) 帖子回复数(*1) 作业回复数(*1) 活跃度)
-    all_members.each do |u|
+    all_members.includes(user: :user_extension).each do |u|
       #用户的基本信息
       user = u.user
       user_login = user.login
@@ -1174,12 +1169,11 @@ class CoursesController < ApplicationController
       #实训作业
       if shixun_homeworks.count > 0
         shixun_homeworks.each do |s|
-          user_student_work = s.student_works.homework_by_user(user.id)   #当前用户的对该作业的回答
-          if user_student_work.blank?
+          user_student_work = s.score_student_works.find_by_user_id(user.id)   #当前用户的对该作业的回答
+          if user_student_work.nil?
             h_score = 0.0  #该作业的得分为0
           else
-            user_stu_work = user_student_work.first
-            h_score = user_stu_work.work_score.nil? ? 0.0 : user_stu_work.work_score  #用户对该作业的分数
+            h_score = user_student_work.work_score.nil? ? 0.0 : user_student_work.work_score  #用户对该作业的分数
           end
           shixun_score_array.push(h_score)
         end
@@ -1191,12 +1185,11 @@ class CoursesController < ApplicationController
       #普通作业
       if common_homeworks.count > 0
         common_homeworks.each do |c|
-          user_student_work_1 = c.student_works.homework_by_user(user.id)   #当前用户的对该作业的回答
-          if user_student_work_1.blank?
+          user_student_work_1 = c.score_student_works.find_by_user_id(user.id)  #当前用户的对该作业的回答
+          if user_student_work_1.nil?
             h_score_1 = 0.0  #该作业的得分为0
           else
-            user_stu_work_1 = user_student_work_1.first
-            h_score_1 = user_stu_work_1.work_score.nil? ? 0.0 : user_stu_work_1.work_score  #用户对该作业的分数
+            h_score_1 = user_student_work_1.work_score.nil? ? 0.0 : user_student_work_1.work_score  #用户对该作业的分数
           end
           common_score_array.push(h_score_1)
         end
@@ -1208,12 +1201,11 @@ class CoursesController < ApplicationController
       #分组作业
       if group_homeworks.count > 0
         group_homeworks.each do |g|
-          user_student_work_3 = g.student_works.homework_by_user(user.id)   #当前用户的对该作业的回答
-          if user_student_work_3.blank?
+          user_student_work_3 = g.score_student_works.find_by_user_id(user.id)   #当前用户的对该作业的回答
+          if user_student_work_3.nil?
             h_score_3 = 0.0  #该作业的得分为0
           else
-            user_stu_work_3 = user_student_work_3.first
-            h_score_3 = user_stu_work_3.work_score.nil? ? 0.0 : user_stu_work_3.work_score  #用户对该作业的分数
+            h_score_3 = user_student_work_3.work_score.nil? ? 0.0 : user_student_work_3.work_score  #用户对该作业的分数
           end
           group_score_array.push(h_score_3)
         end
@@ -1225,11 +1217,11 @@ class CoursesController < ApplicationController
       #毕设作业
       if tasks.count > 0
         tasks.each do |task|
-          graduation_works = task.graduation_works.find_by_task_user(user.id)
-          if graduation_works.empty?
+          graduation_work = task.score_graduation_works.find_by_user_id(user.id)
+          if graduation_work.nil?
             t_score = 0.0
           else
-            t_score = graduation_works.first.work_score.nil? ? 0.0 : graduation_works.first.work_score
+            t_score = graduation_work.work_score.nil? ? 0.0 : graduation_work.work_score
           end
           task_score_array.push(t_score)
         end
@@ -1241,11 +1233,11 @@ class CoursesController < ApplicationController
       #试卷
       if exercises.count > 0
         exercises.each do |ex|
-          exercise_works = ex.exercise_users.exercise_commit_users(user.id)
-          if exercise_works.empty?
+          exercise_work = ex.score_exercise_users.find_by_user_id(user.id)
+          if exercise_work.nil?
             e_score = 0.0
           else
-            e_score = exercise_works.first.score.nil? ? 0.0 : exercise_works.first.score
+            e_score = exercise_work.score.nil? ? 0.0 : exercise_work.score
           end
           exercise_score_array.push(e_score)
         end
@@ -1285,7 +1277,7 @@ class CoursesController < ApplicationController
     #实训作业
     if count_1 > 0
       shixun_homeworks.each_with_index do |s,index|
-        all_student_works = s.student_works.has_committed.order("work_score desc")   #该实训题的全部用户回答
+        all_student_works = s.score_student_works   #该实训题的全部用户回答
         title_no = index.to_i + 1
         student_work_to_xlsx(all_student_works,s)
         shixun_work_display_name = (title_no.to_s + "." + s.name).strip.first(30)
@@ -1297,7 +1289,7 @@ class CoursesController < ApplicationController
     #普通作业
     if count_2 > 0
       common_homeworks.each_with_index do |c,index|
-        all_student_works = c.student_works.has_committed.order("work_score desc")   #当前用户的对该作业的回答
+        all_student_works = c.score_student_works   #当前用户的对该作业的回答
         title_no = count_1 + index.to_i + 1
         student_work_to_xlsx(all_student_works,c)
 
@@ -1311,7 +1303,7 @@ class CoursesController < ApplicationController
     #分组作业
     if count_3 > 0
       group_homeworks.each_with_index do |c,index|
-        all_student_works = c.student_works.has_committed.order("work_score desc")   #当前用户的对该作业的回答
+        all_student_works = c.score_student_works   #当前用户的对该作业的回答
         title_no = count_1 + count_2 + index.to_i + 1
         student_work_to_xlsx(all_student_works,c)
         work_name = (title_no.to_s + "." + c.name).strip.first(30)
@@ -1323,7 +1315,7 @@ class CoursesController < ApplicationController
     #毕设任务
     if count_4 > 0
       tasks.each_with_index do |c,index|
-        all_student_works = c.graduation_works.has_committed.order("work_score desc")   #当前用户的对该作业的回答
+        all_student_works = c.score_graduation_works   #当前用户的对该作业的回答
         title_no = count_1 + count_2 + count_3 + index.to_i + 1
         graduation_work_to_xlsx(all_student_works,c,current_user)
         work_name = (title_no.to_s + "." + c.name).strip.first(30)
@@ -1336,7 +1328,7 @@ class CoursesController < ApplicationController
     #试卷的导出
     if count_5 > 0
       exercises.each_with_index do |c,index|
-        all_student_works = c.exercise_users.exercise_user_committed   #当前用户的对该作业的回答
+        all_student_works = c.score_exercise_users   #当前用户的对该作业的回答
         title_no = count_1 + count_2 + count_3 + count_4 + index.to_i + 1
         get_export_users(c,course,all_student_works)
         work_name = (title_no.to_s + "." + c.exercise_name).strip.first(30)

app/controllers/graduation_tasks_controller.rb

@@ -145,7 +145,7 @@ class GraduationTasksController < ApplicationController
               file = decode64(zipfile[0][:base64file])
               send_file "#{OUTPUT_FOLDER}/#{file}", filename: filename_for_content_disposition(file), type: 'application/zip'
             else
-              tip_exception(status == -1 ? "文件大小超过500M，请通过微信或者QQ联系管理员辅助您打包下载" : "无附件可下载")
+              tip_exception(status == -2 ? "500" : "无附件可下载")
             end
           end
         }

app/controllers/homework_commons_controller.rb

@@ -229,7 +229,7 @@ class HomeworkCommonsController < ApplicationController
               file = decode64(zipfile[0][:base64file])
               send_file "#{OUTPUT_FOLDER}/#{file}", filename: filename_for_content_disposition(file), type: 'application/zip'
             else
-              tip_exception(status == -1 ? "文件大小超过500M，请通过微信或者QQ联系管理员辅助您打包下载" : "无附件可下载")
+              tip_exception(status == -2 ? "500M" : "无附件可下载")
             end
           end
         }

app/helpers/export_helper.rb

@@ -37,7 +37,7 @@ module ExportHelper
       end
       normal_head_b_cells = %w(最终成绩 提交时间 更新时间 评语)
       @work_head_cells = (head_cells_format + group_cells + normal_head_cells + head_cells_add + allow_late_cell + normal_head_b_cells).reject(&:blank?)
-      works.each_with_index do |w, index|
+      works.includes(student_works_scores: :user).each_with_index do |w, index|
         w_user = w.user
         w_1 = (index + 1)
         w_2 = w_user.login
@@ -118,7 +118,7 @@ module ExportHelper
       end
       shixun_time_cells = %w(最终成绩 更新时间 提交耗时 评语)
       @work_head_cells = (head_cells_format + shixun_head_cells + eff_score_cell + shixun_time_cells).reject(&:blank?)
-      works.each_with_index do |w, index|
+      works.includes(:myshixun).each_with_index do |w, index|
         myshixun = w.try(:myshixun)
         w_user = w.user
         w_1 = (index + 1)
@@ -262,18 +262,8 @@ module ExportHelper
     end
     export_ex_users.each_with_index do |e_user,index|
       user_info = e_user.user
-      user_course_id = user_info.course_members.course_find_by_ids("course_id",course.id).first
-      if user_course_id.present?
-        get_course_group_id = user_course_id.course_group_id
-        if get_course_group_id.present? && get_course_group_id != 0
-          user_course_info = CourseGroup.by_group_ids(get_course_group_id)
-          user_course = user_course_info.first.name
-        else
-          user_course = "--"
-        end
-      else
-        user_course = "--"
-      end
+      member = course.students.find_by_user_id(e_user.user_id)
+      user_course = member.try(:course_group_name)
       user_obj_score = e_user.objective_score < 0.0 ? 0.0 : e_user.objective_score.round(1).to_s
       user_suj_score = e_user.subjective_score < 0.0 ? 0.0 : e_user.subjective_score.round(1).to_s
       user_score = e_user.score.present? ? e_user.score.round(1).to_s : 0.0
@@ -375,11 +365,11 @@ module ExportHelper
     end
 
     if file_size > MAX_DOWN_SIZE
-      status = -1
+      status = -2
     elsif file_count > 0
       status = 0
     else
-      status = -2
+      status = -1
     end
     status
   end

app/models/exercise.rb

@@ -3,7 +3,8 @@ class Exercise < ApplicationRecord
   belongs_to :exercise_bank, optional: true
   belongs_to :user
 
-  has_many :exercise_users, :dependent => :delete_all
+  has_many :exercise_users, -> { where("is_delete = 0") }, :dependent => :delete_all
+  has_many :score_exercise_users, -> { where("is_delete = 0 and commit_status != 0").order("score desc") }, class_name: "ExerciseUser"
   has_many :exercise_questions, :dependent => :delete_all
   has_many :exercise_group_settings, :dependent => :delete_all
   has_many :tidings, as: :container

app/models/graduation_task.rb

@@ -16,7 +16,8 @@ class GraduationTask < ApplicationRecord
   has_many :graduation_task_group_assignations, dependent: :destroy
   has_many :graduation_work_comment_assignations, dependent: :destroy
 
-  has_many :graduation_works, -> { where("is_delete != 1") }
+  has_many :graduation_works, -> { where("is_delete = 0") }
+  has_many :score_graduation_works, -> { where("is_delete = 0 and work_status != 0").order("work_score desc") }, class_name: "GraduationWork"
   has_many :graduation_work_scores
 
   belongs_to :gtask_bank, optional: true

app/models/graduation_work.rb

@@ -53,7 +53,7 @@ class GraduationWork < ApplicationRecord
 
   # 分班名
   def class_grouping_name
-    CourseMember.find_by(user_id: self.user_id, course_id: self.course_id, role: 4).try(:course_group).try(:name) || '未分班'
+    CourseMember.find_by(course_id: self.course_id, user_id: self.user_id, role: 4).try(:course_group).try(:name) || '未分班'
   end
 
   # 分组名

app/models/homework_common.rb

@@ -3,7 +3,8 @@ class HomeworkCommon < ApplicationRecord
   enum homework_type: { normal: 1, program: 2, group: 3, practice: 4 }, _suffix: true
   has_many :homework_group_settings, dependent: :destroy
   has_many :published_settings, -> { group_published }, class_name: "HomeworkGroupSetting"
-  has_many :student_works, -> { where("is_delete != 1") }
+  has_many :student_works, -> { where("is_delete = 0") }
+  has_many :score_student_works, -> { where("is_delete = 0 and work_status != 0").order("work_score desc") }, class_name: "StudentWork"
   has_one :homework_detail_manual, dependent: :destroy
 
   # 分组作业的设置

app/models/poll.rb

@@ -5,7 +5,7 @@ class Poll < ApplicationRecord
 
   # belongs_to :exercise_bank
   has_many :poll_questions,dependent: :delete_all
-  has_many :poll_users, :dependent => :delete_all
+  has_many :poll_users, -> { where("is_delete != 1") }, :dependent => :delete_all
   has_many :users, :through => :poll_users #该文件被哪些用户提交答案过
   has_many :poll_group_settings, :dependent => :delete_all
   has_many :course_acts, class_name: 'CourseActivity', as: :course_act, dependent: :delete_all