freifunkmanager/js/helper/storage.js

define(["helper/lib","moment"],function(lib,moment){
	return function(config){
		var data = {nodes:{},aliases:{},geojson:{}}
		var notifies = [], notifiesNew = []

		var notify =  function(){
			for(var i=0; i<notifies.length;i++)
				notifies[i].storageNotify(data)
		}
		var notifyNew = function(key,data){
			for(var i=0; i<notifiesNew.length;i++)
				notifiesNew[i].storageNotifyNew(key,data)
		}

		var refresh = function(){
			send('GET',config.map.geojson).then(function(d){
					data.geojson = d
					notify()
			})
			send('GET',config.api+"/aliases").then(function(d){
					data.aliases = d
				localStorage.setItem("aliases",JSON.stringify(data.aliases))
				notify()
			})
			send('GET',config.api+"/nodes").then(function(d){
				Object.keys(d).map(function(key){
					if(data.nodes == undefined && data.nodes[key]== undefined){
						notifyNew(key,data[key])
					}
						data.nodes[key] = d[key]
				})
				data.lastload = new Date()
				localStorage.setItem("nodes",JSON.stringify(data.nodes))
				notify()
			})
		}

		return {
			setTimeSinceUpdate:function(str){
				var interval
				clearInterval(interval);
				interval = setInterval(function(){
					str.innerHTML = moment().diff(data.lastload,"seconds")+" sec"
				}, 100);
			},
			addNotify: function(handler){
				notifies.push(handler)
			},
			addNotifyNew: function(handler){
				notifiesNew.push(handler)
			},
			autorefresh: function(timer){
				var interval
				clearInterval(interval);
				interval = setInterval(function(){
					refresh()
				}, timer);
			},
			refresh: refresh
		}
	}
})