云上实验室的选用实训、选用实践课程

app/models/laboratory.rb

@@ -9,7 +9,10 @@ class Laboratory < ApplicationRecord
   has_many :portal_images, dependent: :destroy
 
   has_many :laboratory_shixuns, dependent: :destroy
+  has_many :shixuns, through: :laboratory_shixuns, source: :shixun
+
   has_many :laboratory_subjects, dependent: :destroy
+  has_many :subjects, through: :laboratory_subjects, source: :subject
 
   has_many :courses, dependent: :destroy
   has_many :competitions, dependent: :destroy

app/services/shixun_search_service.rb

@@ -35,6 +35,9 @@ class ShixunSearchService < ApplicationService
       @shixuns = @shixuns.where(trainee: params[:diff])
     end
 
+    laboratory = Laboratory.find_by_subdomain(request.subdomain)
+    @shixuns = @shixuns.where(id: laboratory.shixuns) if laboratory
+
     Shixun.search(keyword, search_options)
   end
 

app/services/subject_search_service.rb

@@ -17,6 +17,9 @@ class SubjectSearchService < ApplicationService
       @subjects = Subject.visible.unhidden
     end
 
+    laboratory = Laboratory.find_by_subdomain(request.subdomain)
+    @subjects = @subjects.where(id: laboratory.subjects) if laboratory
+
     Subject.search(keyword, search_options)
   end