更改：项目首页分类后数量更改

app/controllers/project_categories_controller.rb

@@ -10,7 +10,7 @@ class ProjectCategoriesController < ApplicationController
   end
 
   def group_list
-    @project_categories = ProjectCategory.where('projects_count > 0').order(projects_count: :desc)
+    @project_categories = ProjectCategory.select("id, name, projects_count, private_projects_count, (projects_count - private_projects_count) as public_projects_count").having('public_projects_count > 0').order(projects_count: :desc)
     # projects = Project.no_anomory_projects.visible
     # @category_group_list = projects.joins(:project_category).group("project_categories.id", "project_categories.name").size
   end

app/views/project_categories/group_list.json.jbuilder

@@ -1,5 +1,5 @@
 json.array! @project_categories do |category|
   json.id category.id
   json.name category.name
-  json.projects_count category.projects_count
+  json.projects_count category.public_projects_count
 end