/*
* simpleWeather
*
* A simple jQuery plugin to display the weather information
* for a location. Weather is pulled from the public Yahoo!
* Weather feed via their api.
*
* Developed by James Fleeting <twofivethreetwo@gmail.com>
* Another project from monkeeCreate <http://monkeecreate.com>
*
* Version 1.3 - Last updated: May 26 2010
*/

(function($) {
$.extend({
simpleWeather: function(options){
var options = $.extend({
zipcode: '76309',
location: '',
unit: 'f',
success: function(weather){},
error: function(message){}
}, options);

var weatherUrl = 'http://query.yahooapis.com/v1/public/yql?format=json&diagnostics=true&callback=?&diagnostics=true&env=store%3A%2F%2Fdatatables.org%2Falltableswithkeys&q=';
if(options.location != '')
weatherUrl += 'select * from weather.forecast where location in (select id from weather.search where query="'+options.location+'") and u="'+options.unit+'"';
else if(options.zipcode != '')
weatherUrl += 'select * from weather.forecast where location in ("'+options.zipcode+'") and u="'+options.unit+'"';
else {
options.error("No location given.");
return false;
}

$.getJSON(
weatherUrl,
function(data) {
if(data != null && data.query.results != null) {
$.each(data.query.results, function(i, result) {
currentDate = new Date();
sunRise = new Date(currentDate.toDateString() +' '+ result.astronomy.sunrise);
sunSet = new Date(currentDate.toDateString() +' '+ result.astronomy.sunset);
if (currentDate>sunRise && currentDate<sunSet)
timeOfDay = 'd';
else
timeOfDay = 'n';

wind = result.wind.direction;
if (wind>338)
windDirection = "N";
else if (wind>0 && wind<23)
windDirection = "N";
else if (wind>24 && wind<68)
windDirection = "NE";
else if (wind>69 && wind<113)
windDirection = "E";
else if (wind>114 && wind<185)
windDirection = "SE";
else if (wind>186 && wind<203)
windDirection = "S";
else if (wind>204 && wind<248)
windDirection = "SW";
else if (wind>249 && wind<293)
windDirection = "W";
else if (wind>294 && wind<337)
windDirection = "NW";
else windDirection = "NW";

var weather = {
title: result.item.title,
temp: result.item.condition.temp,
units:{
temp: result.units.temperature,
distance: result.units.distance,
pressure: result.units.pressure,
speed: result.units.speed
},
currently: result.item.condition.text,
high: result.item.forecast[0].high,
low: result.item.forecast[0].low,
forecast: result.item.forecast[0].text,
wind:{
chill: result.wind.chill,
direction: windDirection,
speed: result.wind.speed
},
humidity: result.atmosphere.humidity,
pressure: result.atmosphere.pressure,
rising: result.atmosphere.rising,
visibility: result.atmosphere.visibility,
sunrise: result.astronomy.sunrise,
sunset: result.astronomy.sunset,
description: result.item.description,
thumbnail: "http://l.yimg.com/a/i/us/nws/weather/gr/"+result.item.condition.code+timeOfDay+"s.png",
image: "http://l.yimg.com/a/i/us/nws/weather/gr/"+result.item.condition.code+timeOfDay+".png",
tomorrow:{
high: result.item.forecast[1].high,
low: result.item.forecast[1].low,
forecast: result.item.forecast[1].text,
date: result.item.forecast[1].date,
day: result.item.forecast[1].day,
image: "http://l.yimg.com/a/i/us/nws/weather/gr/"+result.item.forecast[1].code+"d.png"
},
city: result.location.city,
country: result.location.country,
region: result.location.region,
updated: result.item.pubDate,
link: result.item.link
};

options.success(weather);
});
} else {
if (data.query.results == null)
options.error("Invalid location given.");
else
options.error("Weather could not be displayed. Try again.");
}
}
);
return this;
}
});
})(jQuery);