jQuery.fn.updateWithText = function(text, speed)
{
	var dummy = $('<div/>').html(text);

	if ($(this).html() != dummy.html())
	{
		$(this).fadeOut(speed/2, function() {
			$(this).html(text);
			$(this).fadeIn(speed/2, function() {
				//done
			});
		});
	}
}

jQuery.fn.outerHTML = function(s) {
    return s
        ? this.before(s).remove()
        : jQuery("<p>").append(this.eq(0).clone()).html();
};

function roundVal(temp)
{
	return Math.round(temp * 10) / 10;
}

jQuery(document).ready(function($) {

	var news = [];
	var newsIndex = 0;

	var eventList = [];

	var lastCompliment;
	var compliment;

    moment.locale(config.lang);

	//connect do Xbee monitor
	// var socket = io.connect('http://rpi-alarm.local:8082');
	// socket.on('dishwasher', function (dishwasherReady) {
	// 	if (dishwasherReady) {
	// 		$('.dishwasher').fadeIn(2000);
	// 		$('.lower-third').fadeOut(2000);
	// 	} else {
	// 		$('.dishwasher').fadeOut(2000);
	// 		$('.lower-third').fadeIn(2000);
	// 	}
	// });


	(function checkVersion()
	{
		$.getJSON('githash.php', {}, function(json, textStatus) {
			if (json) {
				if (json.gitHash != gitHash) {
					window.location.reload();
					window.location.href=window.location.href;
				}
			}
		});
		setTimeout(function() {
			checkVersion();
		}, 3000);
	})();

	time.init();

	(function updateCalendarData()
	{
		new ical_parser("calendar.php", function(cal){
        	events = cal.getEvents();
        	eventList = [];

        	for (var i in events) {
        		var e = events[i];
        		for (var key in e) {
        			var value = e[key];
					var seperator = key.search(';');
					if (seperator >= 0) {
						var mainKey = key.substring(0,seperator);
						var subKey = key.substring(seperator+1);

						var dt;
						if (subKey == 'VALUE=DATE') {
							//date
							dt = new Date(value.substring(0,4), value.substring(4,6) - 1, value.substring(6,8));
						} else {
							//time
							dt = new Date(value.substring(0,4), value.substring(4,6) - 1, value.substring(6,8), value.substring(9,11), value.substring(11,13), value.substring(13,15));
						}

						if (mainKey == 'DTSTART') e.startDate = dt;
						if (mainKey == 'DTEND') e.endDate = dt;
					}
        		}

                if (e.startDate == undefined){
                    //some old events in Gmail Calendar is "start_date"
                    //FIXME: problems with Gmail's TimeZone
            		var days = moment(e.DTSTART).diff(moment(), 'days');
            		var seconds = moment(e.DTSTART).diff(moment(), 'seconds');
                    var startDate = moment(e.DTSTART);
                } else {
            		var days = moment(e.startDate).diff(moment(), 'days');
            		var seconds = moment(e.startDate).diff(moment(), 'seconds');
                    var startDate = moment(e.startDate);
                }

        		//only add fututre events, days doesn't work, we need to check seconds
        		if (seconds >= 0) {
                    if (seconds <= 60*60*5 || seconds >= 60*60*24*2) {
                        var time_string = moment(startDate).fromNow();
                    }else {
                        var time_string = moment(startDate).calendar()
                    }
                    if (!e.RRULE) {
    	        		eventList.push({'description':e.SUMMARY,'seconds':seconds,'days':time_string});
                    }
                    e.seconds = seconds;
        		}
                
                // Special handling for rrule events
                if (e.RRULE) {
                    var options = new RRule.parseString(e.RRULE);
                    options.dtstart = e.startDate;
                    var rule = new RRule(options);
                    
                    // TODO: don't use fixed end date here, use something like now() + 1 year
                    var dates = rule.between(new Date(), new Date(2016,11,31), true, function (date, i){return i < 10});
                    for (date in dates) {
                        var dt = new Date(dates[date]);
                        var days = moment(dt).diff(moment(), 'days');
                        var seconds = moment(dt).diff(moment(), 'seconds');
                        var startDate = moment(dt);
                     	if (seconds >= 0) {
                            if (seconds <= 60*60*5 || seconds >= 60*60*24*2) {
                                var time_string = moment(dt).fromNow();
                            } else {
                                var time_string = moment(dt).calendar()
                            }
                            eventList.push({'description':e.SUMMARY,'seconds':seconds,'days':time_string});
                        }           
                    }
                }
            };
        	eventList.sort(function(a,b){return a.seconds-b.seconds});

        	setTimeout(function() {
        		updateCalendarData();
        	}, 60000);
    	});
	})();

	(function updateCalendar()
	{
		table = $('<table/>').addClass('xsmall').addClass('calendar-table');
		opacity = 1;


		for (var i in eventList) {
			var e = eventList[i];

			var row = $('<tr/>').css('opacity',opacity);
			row.append($('<td/>').html(e.description).addClass('description'));
			row.append($('<td/>').html(e.days).addClass('days dimmed'));
			table.append(row);

			opacity -= 1 / eventList.length;
		}

		$('.calendar').updateWithText(table,1000);

		setTimeout(function() {
        	updateCalendar();
        }, 1000);
	})();

	compliments.init();

	weather.init();

	(function fetchNews() {
		$.feedToJson({
			feed: feed,
			success: function(data){
				news = [];
				for (var i in data.item) {
					var item = data.item[i];
					news.push(item.title);
				}
			}
		});
		setTimeout(function() {
			fetchNews();
		}, 60000);
	})();

	(function showNews() {
		var newsItem = news[newsIndex];
		$('.news').updateWithText(newsItem,2000);

		newsIndex--;
		if (newsIndex < 0) newsIndex = news.length - 1;
		setTimeout(function() {
			showNews();
		}, 5500);
	})();

});