ADD 后台系统配置管理功能

app/queries/admins/edu_setting_query.rb

@@ -0,0 +1,28 @@
+class Admins::EduSettingQuery < ApplicationQuery
+  include CustomSortable
+
+  attr_reader :params
+
+  sort_columns :id, default_by: :id, default_direction: :desc
+
+  def initialize(params)
+    @params = params
+  end
+
+  def call
+    collection = EduSetting.all
+    collection = filter_settings(collection)
+
+    custom_sort collection, params[:sort_by], params[:sort_direction]
+  end
+
+  def filter_settings(collection)
+    by_search(collection)
+  end
+
+  def by_search(collection)
+    keyword = strip_param(:search)
+    collection.by_search(keyword)
+  end
+
+end