试卷的主观题、客观题分数

app/models/exercise.rb

@@ -41,6 +41,14 @@ class Exercise < ApplicationRecord
     exercise_questions.pluck(:question_score).sum
   end
 
+  def subjective_score
+    exercise_questions.where(question_type: [4]).pluck(:question_score).sum
+  end
+
+  def objective_score
+    exercise_questions.where(question_type: [0, 1, 2, 3, 5]).pluck(:question_score).sum
+  end
+
   def create_exercise_list
     str = ""
     # TODO: 一次性为所有学生创建数据是否存在问题？

app/views/exercises/exercise_lists.json.jbuilder

@@ -16,6 +16,8 @@ json.exercise_types do
   json.subjective @subjective_type  #是否包含主观题，1为包括，0为不包括
   json.exercise_end_time ((@ex_user_end_time.nil? || @ex_user_end_time < Time.now) ? "--" : how_much_time(@ex_user_end_time))
   json.groups_count @c_group_counts
+  json.subjective_score @exercise.subjective_score
+  json.objective_score @exercise.objective_score
 end
 
 if @exercise_current_user_status == 0  #当为老师的时候