"use strict";

angular.module("iisland").factory('analytics', ['$http', 'user_service', function($http, user_service) {
	var user = {};

	function guid() {
		function s4() {
			return Math.floor((1 + Math.random()) * 0x10000).toString(16).substring(1);
		}
	  	return s4() + s4() + '-' + s4() + '-' + s4() + '-' + s4() + '-' + s4() + s4() + s4();
	}

	var default_nick;

	if (!!$.cookie('user')) {
		default_nick=$.cookie('user');
		//console.log("KLEN: Cokie Exists: "+default_nick);
	 	
	} else {
		default_nick = guid();
		$.cookie("user", default_nick, { expires : 356 });
		//console.log("KLEN: Cokie Set: "+$.cookie('user'));	
	}

	

	user_service.state_subscribe(function(new_state) {
		user = new_state.user;
	});

	return {
		"report_event" : function(data) {
			var event_data = {
				"user" : default_nick,
				"app" : "uknown",
				"event" : "uknown",
				"label" : "",
				"data" : ""
			};

			if (user !== undefined) {
				event_data.user = user.nick;
			}

			angular.forEach(["app", "event", "label", "data"], function(key) {
				if (data[key] !== undefined) {
					event_data[key] = data[key];
				}
			});

			$http.post("/api/analytics/report_event", event_data);
		}
	};
}]);