fixbug

app/helpers/exercises_helper.rb

@@ -86,10 +86,10 @@ module ExercisesHelper
   #试卷的统计结果页面计算各题的
   def exercise_commit_result(questions,user_ids)
     question_infos = []
+    percent = 0.0
     questions.each do |ex|
       ex_total_score = user_ids.count * ex&.question_score   #该试卷的已回答的总分
       ex_answers = ex.exercise_answers
-
       if ex.question_type != Exercise::PRACTICAL
         ques_title = ex.question_title
         ques_less_title = nil
@@ -103,15 +103,23 @@ module ExercisesHelper
       effictive_users_count = effictive_users.size #有效回答数，可能有重复的用户id，这里仅统计是否回答这个问题的全部人数
       ex_answered_scores = effictive_users.score_reviewed.pluck(:score).sum  #该问题的全部得分
 
-      if ex_total_score == 0.0
-        percent = 0.0
-      else
+      if ex.question_type > Exercise::COMPLETION  #当为主观题和实训题时，
+        if ex_total_score != 0.0
           percent = (ex_answered_scores / ex_total_score.to_f).round(3) * 100  #正确率
         end
+      end
 
       question_answer_infos = []
-      if ex.question_type <= Exercise::JUDGMENT  #单选题
-        standard_answer = ex.exercise_standard_answers.pluck(:exercise_choice_id)   #标准答案的位置
+      if ex.question_type <= Exercise::JUDGMENT  #选择题和判断题
+        standard_answer = ex.exercise_standard_answers.pluck(:exercise_choice_id).sort   #标准答案的位置
+        right_users_count = 0  #该问题的回答正确的人数
+        user_ids.each do |user_id|
+          user_an_choice = effictive_users.where(user_id:user_id).pluck(:exercise_choice_id).sort
+          if user_an_choice == standard_answer
+            right_users_count += 1
+          end
+        end
+        percent = effictive_users_count > 0 ? (right_users_count / effictive_users_count.to_f).round(3)*100 : 0.0
         ex.exercise_choices.each do |c|
           right_answer = standard_answer.include?(c.choice_position)   #选项的标准答案为选项的位置
           answer_this_choice = effictive_users.search_exercise_answer("exercise_choice_id",c.id)
@@ -125,7 +133,7 @@ module ExercisesHelper
               :choice_position => c.choice_position,
               :choice_text => c.choice_text,
               :choice_users_count => answer_users_count,
-              :choice_percent => answer_percent.round(1),
+              :choice_percent => answer_percent.round(1).to_s,
               :right_answer => right_answer
           }
           question_answer_infos.push(answer_option)
@@ -161,13 +169,14 @@ module ExercisesHelper
               :choice_position => index+1,
               :choice_text => s_choice_text,
               :choice_users_count => user_count,
-              :choice_percent => answer_percent.round(1),
+              :choice_percent => answer_percent.round(1).to_s,
               :right_answer => true
           }
           question_answer_infos.push(answer_option)
           all_user_count += user_count
           standard_answer_count += 1
         end
+        percent = effictive_users_count > 0 ? (all_user_count / effictive_users_count.to_f).round(3)*100 : 0.0
         user_wrong_count = (effictive_users_count - all_user_count )
 
         if effictive_users_count > 0 && user_wrong_count >= 0
@@ -179,7 +188,7 @@ module ExercisesHelper
             :choice_position => (standard_answer_count + 1),
             :choice_text => "wrong",
             :choice_users_count => user_wrong_count,
-            :choice_percent => wrong_percent.round(1),
+            :choice_percent => wrong_percent.round(1).to_s,
             :right_answer => false
         }
         question_answer_infos.push(wrong_answer_position)
@@ -188,12 +197,10 @@ module ExercisesHelper
         full_scores = effictive_users.search_exercise_answer("score",ex_score).count  #满分人数
         no_full_scores = effictive_users.exercise_no_full_scores(ex_score).count  #部分分数人数
         zero_scores = effictive_users.search_exercise_answer("score",0.0).count  #包含为0分的，及未评阅的
-        # review_scores = ex.exercise_answer_comments.count  #主观题的评阅数量
         un_review_scores = effictive_users_count - full_scores - no_full_scores - zero_scores   #未评阅数
         if un_review_scores < 0
           un_review_scores = 0
         end
-        # zero_scores = all_zero_scores - un_review_scores  #已评阅，且答案未0分的人数
         main_scores_array = [full_scores,no_full_scores,zero_scores,un_review_scores]
         main_scores_array.each_with_index do |s,index|
           right_answer = (index == 0)
@@ -207,7 +214,7 @@ module ExercisesHelper
               :choice_position => index+1,
               :choice_text => index+1,
               :choice_users_count => s,
-              :choice_percent => score_percent.round(1),
+              :choice_percent => score_percent.round(1).to_s,
               :right_answer => right_answer
           }
           question_answer_infos.push(answer_option)
@@ -224,7 +231,7 @@ module ExercisesHelper
           shixun_answered_scores = cha_shixun_answer.score_reviewed.pluck(:score).sum  #该问题的全部得分
 
           if shixun_answered_scores == 0.0
-            game_percent = "0.0"
+            game_percent = 0.0
           else
             game_percent = (shixun_answered_scores / shixun_scores.to_f).round(3) * 100  #正确率
           end
@@ -242,7 +249,7 @@ module ExercisesHelper
                 :choice_position => index+1,
                 :choice_text => index+1,
                 :choice_users_count => s,
-                :choice_percent => score_percent.round(1),
+                :choice_percent => score_percent.round(1).to_s,
                 :right_answer => right_answer
             }
             shixun_chas.push(answer_option)
@@ -252,7 +259,7 @@ module ExercisesHelper
               :cha_name => c.challenge.subject,
               :cha_position => c.position,
               :cha_details => shixun_chas,
-              :cha_percent => game_percent
+              :cha_percent => game_percent.round(1).to_s
           }
           question_answer_infos.push(shixun_new_chas)
         end