SelectableCollection.js

gistfile1.js

angular.module("xAmine").factory("SelectableCollection", function($rootScope){

	function SelectableCollection(items, eventNamespace){
		
		eventNamespace = eventNamespace || "selectable-collection";

		var my = this;

		my.Items = items;
		my.Selected = null;

		var fire = function(ev, arg){
			$rootScope.$broadcast(eventNamespace + ev, arg);
		};

		my.Select = function(item){
			my.Selected = item;
		};

		my.Add = function(item){
			my.Items.push(item);
			fire(":added", item);
		};

		my.Remove = function(){
			if(!my.Selected)
				return false;

			var removeAt = my.Items.indexOf(my.Selected);
			my.Items.splice(removeAt, 1);
			
			var removed = my.Selected;

			removeAt = removeAt == my.Items.length ? my.Items.length - 1 : removeAt;
			my.Select(my.Items[Math.max(0, removeAt)]);

			fire(":removed", removed);

			return removed;
		};
	}

	return SelectableCollection;
});