实训作品列表的最新完成关卡数

app/views/homework_commons/works_list.json.jbuilder

@@ -34,7 +34,7 @@ elsif @user_course_identity == Course::STUDENT
 
   if @homework.homework_type == "practice"
     json.(@work, :id, :update_time, :ultimate_score)
-    myshixun = @work.myshixun || @shixun.find_by(user_id: @work.user_id)
+    myshixun = @work.myshixun || @shixun.myshixuns.find_by(user_id: @work.user_id)
     json.calculation_time @work.calculation_time
     json.late_penalty @work.late_penalty if @homework.allow_late
     json.cost_time @work.myshixun.try(:total_spend_time)
@@ -91,7 +91,7 @@ if @homework.homework_type == "practice"
 
   json.student_works @student_works.each do |work|
     json.(work, :id, :update_time, :ultimate_score, :myshixun_id)
-    myshixun = work.myshixun || @shixun.find_by(user_id: work.user_id)
+    myshixun = work.myshixun || @shixun.myshixuns.find_by(user_id: work.user_id)
 
     json.late_penalty work.late_penalty if @homework.allow_late
     json.work_score work_score_format(work.work_score, @current_user == work.user, @score_open)