First complete with manager and submanager

app/helpers/admin/module_app_helper.rb

@@ -0,0 +1,19 @@
+module Admin::ModuleAppHelper
+
+  def if_permit_to_delete(item)
+    case item.downcase
+    when :manager
+      current_user.admin?
+    when :sub_manager
+      @module_app.managing_users.include?(current_user) || current_user.admin?
+    end
+  end
+
+  def if_permit_to_assign(item)
+    if_permit_to_delete(item)
+  end
+  
+  def get_auth_by(manager_obj)
+    "-AuthBy: " +( manager_obj.rule_creator==current_user ? t('me') : manager_obj.rule_creator.name)
+  end
+end