"use strict";

angular.module("iisland").factory('notification_service', ["$timeout", function($timeout) {

	var notifications = [];
	var subscribers = [];

	var sounds = {
		"POKE_SOUND" : {
			"path" : "js/POKE SOUND.mp3",
			"volume" : 0.05
		}
	};

	var notify = function() {
		//console.warn("send notifications", angular.copy(notifications), subscribers.length);
		angular.forEach(subscribers, function(fn) {
			fn(angular.copy(notifications));
		});
	};

	var check_messages = function() {
		var tmp = [];
		angular.forEach(notifications, function(notification) {
			if (notification.until > Date.now()) {
				tmp.push(notification);
			}
		});

		notifications = tmp;

		notify();		
	};

	return {
		"notify" : function(message) {// {'msg' : 'tekst', 'delay' : sekunde za koliko se prikaže, default je 5}
			//console.warn("got notification", message);
			if (message.delay === undefined) {
				message.delay = 5;
			}
			if (message.until!=0) {
				var audio = new Audio("/"+sounds["POKE_SOUND"].path);
				audio.volume=sounds["POKE_SOUND"].volume;
				audio.play();
			}
			message.until = Date.now() + message.delay * 1000;

			$timeout(function() {
				check_messages();
			}, message.delay * 1100);

			notifications.push(message);
			notify();
		},
		"recheck" : check_messages,
		"notifications_subscribe" : function(fn) {
			subscribers.push(fn);
		}
	};
}]);