AngularFire Item Management Factory

itemFactory.js

'use strict';

// Remenber to add firebase/AngularFire scripts in you index.html
// FB_URL define .constant("FB_URL", "http://<firebase>.firebase.io")

angular.module("ItemFactory", [])

.factory("ItemData",function(FB_URL, $firebase, Auth){

	var ref = new Firebase(FB_URL);
	//get all task in array
	var items = $firebase(ref.child("ITEMS")).$asArray();

	//get current user data
	var user = Auth.user;


	var ItemData = {

		all: items,

		getItem: function(itemId){
			//function return link to the object in the database
			return $firebase(ref.child("ITEMS").child(itemId));
		},

		createItem: function(item){
			item.datetime = Firebase.ServerValue.TIMESTAMP;
			return items.$add(item);
		},

		editItem: function(item){
			//link t the object in the database with this $id
			var t = this.getItem(item.$id);
			return t.$update({ title: item.title, description: item.description, total: item.total });
		},

		cancelItem: function(item){
			var t = this.getItem(item.$id);
			return t.$update({ status:"cancelled" });
		},

		isCreator: function(item){
			// to see if the logged user is the creator of a post to make em edit easily
			return (user && user.provider && user.uid === item.poster);
		},

		isOpen: function(item){
			return item.status === "open";
		}


	};

	return ItemData;

})