import com.xfactorstudio.xml.xpath.*;




class PodcastData {
	static var loadingCount:Number = 0;
	var podcastURL:String;
	var parentMovieClip:MovieClip;
	static var songs:Array;
	private static var songsCopy:Array;
	var podcastTitle:String;
	public var onLoad:Function;
	
	function PodcastData(podcastURL:String, parentMovieClip:MovieClip) {
		this.parentMovieClip = parentMovieClip;
		loadNow(podcastURL);
		
	}
	
	function loadNow(podcastURL:String) {
		var xml:XML;
		xml = new XML();
		xml.ignoreWhite = true;
		var context = this;
		xml.onLoad = function(result) {

			context.processPodcast(xml);
			
			
		}
		this.podcastURL = podcastURL;
		loadingCount++;
		var fullURL:String = "http://www.pseudopsycho.com/radio/proxy.php?url=" + escape(podcastURL);
		trace(fullURL);
		xml.load(fullURL);
	}
	 

	public static function randomTrack():SongData {
		if (songs.length == 0) {
			songs = songsCopy.copy();
		}
		return SongData(songs.pop());//songs[Math.round(Math.random() * (songs.length-1))];
	}
	
	private function processPodcast(xml:XML):Void {

		podcastTitle = XPath.selectSingleNode(xml.firstChild, "//channel/title").firstChild.nodeValue;

		var path:String = "//item/";
		var arr = XPath.selectNodes(xml.firstChild, path);
		
		if (songs == undefined) {
			songs = new Array();
		}
		for (var i:Number = 0;i < arr.length;i++) {
			//var url:String= XPath.arr[i].childNodes[3].attributes.url;
			
			var url:String = XPath.selectSingleNode(arr[i],"enclosure").attributes.url;
			var stitle:String = XPath.selectSingleNode(arr[i],"title").firstChild.nodeValue;
			var descr:String = XPath.selectSingleNode(arr[i],"description").firstChild.nodeValue;
			if (url != undefined) {
				songs.push(new SongData(url, stitle, descr, this));
			}
		}
		
		_root.db.text += podcastTitle + " loaded: " + songs.length + " songs\n";
		/*
		var mp3:Sound = new Sound(parentMovieClip);
		
		parentMovieClip.onEnterFrame = function() {
			//trace(mp3.position);
		}
		mp3.loadSound(url,true);*/
	
		loadingCount--;
		songs.shuffle();
		songsCopy = songs.copy();
		
		onLoad();
	}
}