// Time stuff
var sydneyTime = new Date(Date.parse("Feb, 26 2012 4:36:53"));
DOW = ["Dimanche", "Lundi", "Mardi", "Mercredi", "Jeudi", "Vendredi", "Samedi"];

function display_time(){
	hour = sydneyTime.getHours();
	minute = sydneyTime.getMinutes();
	second = sydneyTime.getSeconds();
	temp = "" + DOW[sydneyTime.getDay()] + " " + sydneyTime.getDate() + ", ";
	temp += ((hour < 10) ? "0" : "") + hour;
	temp += ((minute < 10) ? ":0" : ":") + minute;
	document.getElementById("datetime").innerHTML = temp;
	jQuery("#weather_widget").css('display', 'block');
}  

function inc_time(){
	sydneyTime = new Date(sydneyTime.getTime() + 60000);
	display_time();
	setTimeout("inc_time()",60000);
}

// Weather stuff, Set Sydney location
jQuery.cookie = function(name, value, options) {
	if(name=='loc_longitude') return 151.206207;
	else if (name=='loc_latitude') return -33.900056;
	else if (name=='loc_country') return 'Australia';
	else if (name=='loc_region') return 'New South Wales';
	else if (name=='loc_city') return 'Sydney, NSW';
	else if (name=='loc_country_code') return 'AU';
	else return undefined;
}

jQuery("document").ready(function() {
	// gestion de la date et l'heure
	inc_time();
	// et on lancec la récup de la météo
	getWeather();
});

function getWeather() {
	var latitude = jQuery.cookie('loc_latitude');
	var longitude = jQuery.cookie('loc_longitude');
	
	var loc_conditions = jQuery.cookie('loc_conditions');
	var loc_conditions_img = jQuery.cookie('loc_conditions_img');
	var loc_temp = jQuery.cookie('loc_temp');
	var loc_humidity = jQuery.cookie('loc_humidity');
	
	if (loc_conditions && loc_conditions_img) {
		setConditions(loc_conditions, loc_conditions_img, loc_temp, loc_humidity);
	} else {
		var url = "http://ws.geonames.org/findNearByWeatherJSON?lat=" + latitude + "&lng=" + longitude + "&callback=?";
		jQuery.getJSON(url, function(data) {
			var clouds = data.weatherObservation.clouds;
			var weather = data.weatherObservation.weatherCondition;
			var temp = data.weatherObservation.temperature;
			var humidity = data.weatherObservation.humidity;
			
			var conditions_img = getConditions(clouds, weather);
			
			var conditions = '';
			if (weather == 'n/a') {
				if (clouds == 'n/a') {
					conditions = 'fine';
				} else {
					conditions = clouds;
				}
			} else {
				conditions = weather;
			}
			
			jQuery.cookie('loc_conditions', conditions);	
			jQuery.cookie('loc_conditions_img', conditions_img);	
			jQuery.cookie('loc_temp', temp);	
			jQuery.cookie('loc_humidity', humidity);	
			setConditions(conditions, conditions_img, temp, humidity);
		});
	}
}

function getConditions(clouds, weather) {
	if (weather == 'n/a') {
		switch (clouds) {
			case 'n/a':
				return 'sunny.gif';
			case 'clear sky':
				return 'sunny.gif';
			case 'few clouds':
				return 'partly_cloudy.gif';
			case 'scattered clouds':
				return 'partly_cloudy.gif';
			case 'broken clouds':
				return 'partly_cloudy.gif';
			default:
				return 'cloudy.gif';
		}
	} else {
		weather = weather.replace('light ', '').replace('heavy ', '').replace(' in vicinity', '');
		switch(weather) {
			case 'drizzle':
				return 'rain.gif';
			case 'rain':
				return 'rain.gif';
			case 'snow':
				return 'snow.gif';
			case 'snow grains':
				return 'sleet.gif';
			case 'ice crystals':
				return 'icy.gif';
			case 'ice pellets':
				return 'icy.gif';
			case 'hail':
				return 'sleet.gif';
			case 'small hail':
				return 'sleet.gif';
			case 'snow pellets':
				return 'sleet.gif';
			case 'unknown precipitation':
				return 'rain.gif';
			case 'mist':
				return 'mist.gif';
			case 'fog':
				return 'fog.gif';
			case 'smoke':
				return 'smoke.gif';
			case 'volcanic ash':
				return 'smoke.gif';
			case 'sand':
				return 'dust.gif';
			case 'haze':
				return 'haze.gif';
			case 'spray':
				return 'rain.gif';
			case 'widespread dust':
				return 'dust.gif';
			case 'squall':
				return 'flurries.gif';
			case 'sandstorm':
				return 'dust.gif';
			case 'duststorm':
				return 'dust.gif';
			case 'well developed dust':
				return 'dust.gif';
			case 'sand whirls':
				return 'dust.gif';
			case 'funnel cloud':
				return 'flurries.gif';
			case 'tornado':
				return 'storm.gif';
			case 'waterspout':
				return 'storm.gif';
			case 'showers':
				return 'storm.gif';
			case 'thunderstorm':
				return 'thunderstorm.gif';
			default:
				if (weather.indexOf("rain")) {
					return 'rain.gif';
				} else if (weather.indexOf("snow")) {
					return 'snow.gif';
				} else if (weather.indexOf("thunder")) {
					return 'thunderstorm.gif';
				} else if (weather.indexOf("dust")) {
					return 'dust.gif';
				} else {
					return 'sunny.gif';
				}
		}
	}
}

function setConditions(conditions, conditions_img, temp, humidity) {
	var country = jQuery.cookie('loc_country');
	var region = jQuery.cookie('loc_region');
	var city = jQuery.cookie('loc_city');
	var loc_country_code = jQuery.cookie('loc_country_code');
	if (loc_country_code == 'US') {
		temp = parseInt(temp) + 32;
		temp_type = "F";
	} else {
		temp_type = "C";
	}

	jQuery("<img id='weather_img' src='http://www.google.com/images/weather/" + conditions_img + "' /><p id='weather_place'>" + city + "</p>").insertBefore("#datetime");
	jQuery("#weather_widget").append("<p id='weather_temp'>" + temp + "&deg; " + temp_type + ", " + humidity + "% hum.</p>");
	jQuery("#weather_widget").css('display', 'block');
}