AngularJS - CRUD指令/服务/控制器模式

I'm wanting to create some directives that interacts with the parent controller / scope in some ways. I do CRUD in 2 ways: A) Route based where if you're about to edit a item I use $location to change url to a given url B) Same-Page based where if you click edit on a item it sets $scope.template from $scope.tpl, then in the partial I have a ng-hide / show which hides and shows the table view / detail view.I'm wanting to create some directives that inte