实训课程详情页的优化

app/controllers/subjects_controller.rb

@@ -82,13 +82,15 @@ class SubjectsController < ApplicationController
     @is_creator = current_user.creator_of_subject?(@subject)
     # 合作团队
     @members = @subject.subject_members.includes(:user)
-    @shixuns = @subject.shixuns.published.pluck(:id)
-    challenge_ids = Challenge.where(shixun_id: @shixuns).pluck(:id)
+    # @shixuns = @subject.shixuns.published.pluck(:id)
+    challenge_ids = @subject.challenge_ids
     # 实训路径中的所有实训标签
     @tags = ChallengeTag.where(challenge_id: challenge_ids).pluck(:name).uniq
     # 用户获取的实训标签
     # @user_tags = @subject.shixuns.map(&:user_tags_name).flatten.uniq
     @user_tags = user_shixun_tags challenge_ids, @user.id
+    @my_subject_progress = @subject.my_subject_progress
+    @challenge_count = challenge_ids.size
 
     # 访问数变更
     @subject.increment!(:visits)

app/helpers/subjects_helper.rb

@@ -1,10 +1,10 @@
 module SubjectsHelper
 
   # 实训路径的发布状态
-  def publish_status subject, is_manager, user, shixuns
+  def publish_status subject, is_manager, user, count
     status = -1
     if is_manager
-      status = 0 if subject.status == 0 && shixuns.count > 0
+      status = 0 if subject.status == 0 && count > 0
       status = 1 if subject.status == 1
       status = 2 if subject.status == 2 && user.admin?
     end
@@ -13,6 +13,7 @@ module SubjectsHelper
 
   # 实训路径的所有用户获得的标签
   def user_shixun_tags challenge_ids, user_id
-    ChallengeTag.joins(challenge: [:games]).where(games: {status: 2, user_id: user_id}, challenges: {id:challenge_ids}).pluck("challenge_tags.name").uniq
+    ChallengeTag.joins("join games on challenge_tags.challenge_id = games.challenge_id").
+      where(challenge_id: challenge_ids, games: {status: 2, user_id: user_id}).pluck("challenge_tags.name").uniq
   end
 end

app/models/subject.rb

@@ -31,6 +31,12 @@ class Subject < ApplicationRecord
     self.tidings << Tiding.new(user_id: self.user_id, trigger_user_id: self.user_id, belong_container_id: self.id, belong_container_type: 'Subject', tiding_type: "System", viewed: 0)
   end
 
+
+  def challenge_ids
+    sub_shixuns = shixuns.published.pluck(:id)
+    challenge_ids = Challenge.where(shixun_id: sub_shixuns).pluck(:id)
+  end
+
   # 挑战过路径的成员数
   def member_count
     shixuns.pluck(:myshixuns_count).sum
@@ -54,8 +60,8 @@ class Subject < ApplicationRecord
 
   def my_subject_score
     shixuns_id = shixuns.published_closed.pluck(:id)
-    my_shixun_score = Challenge.joins(:games).where(games: {status: 2, user_id: User.current.id}, shixun_id: shixuns_id).pluck(:score).sum
-    my_choose_score = ChallengeChoose.joins(challenge: :games).where(games: {status: 2, user_id: User.current.id}, challenges: {shixun_id: shixuns_id}).pluck(:score).sum
+    my_shixun_score = Challenge.joins(:games).where(games: {status: 2, user_id: User.current.id}, shixun_id: shixuns_id).sum(:score)
+    my_choose_score = ChallengeChoose.joins(challenge: :games).where(games: {status: 2, user_id: User.current.id}, challenges: {shixun_id: shixuns_id}).sum(:score)
     return my_shixun_score.to_i + my_choose_score.to_i
   end
 
@@ -68,8 +74,7 @@ class Subject < ApplicationRecord
   end
 
   def my_subject_progress
-    my_challenge_count = Game.joins(:challenge).where(user_id: User.current.id, status: 2, challenges: {shixun_id: shixuns.published_closed}).
-      pluck(:challenge_id).uniq.size
+    my_challenge_count = Game.where(user_id: User.current.id, status: 2, challenge_id: challenge_ids).pluck(:challenge_id).uniq.size
     count = self.subject_challenge_count == 0 ? 0 : ((my_challenge_count.to_f / self.subject_challenge_count).round(2) * 100).to_i
   end
 

app/views/subjects/show.json.jbuilder

@@ -6,7 +6,7 @@ json.subject_score @subject.all_score
 json.member_count @subject.member_count
 
 json.allow_delete @is_creator && (@subject.status != 2 || @user.admin?)
-json.publish_status publish_status(@subject, @is_creator, @user, @shixuns)
+json.publish_status publish_status(@subject, @is_creator, @user, @challenge_count)
 json.allow_statistics @user.manager_of_subject?(@subject)
 json.allow_send @user.logged?
 json.allow_visit @user.manager_of_subject?(@subject) || @user.admin? || @subject.status > 1