astrXbian/www/jukebox/radios/code/searchRadio.js

function searchRadio() {

	var self = this;
	this.artists = new Array();
	this.running = false;
	this.sending = 0;
	this.artistindex = 0;
	var populatetimer = null;
	var trackfinder = new faveFinder(true);
	trackfinder.setCheckDb(false);

	function searchArtist(name) {
		debug.trace("SEARCHRADIO ARTIST","Creating",name);
		var tracks = null;
		var myself = this;
		this.populated = false;

		this.populate = function() {
			if (!myself.populated) {
				debug.log("SEARCHRADIO ARTIST","Getting tracks for",name);
				if (prefs.player_backend == "mopidy") {
					trackfinder.setPriorities($("#radiodomains").makeDomainChooser("getSelection"));
				}
				trackfinder.findThisOne(
					{
						title: null,
						artist: name,
						duration: 0,
						albumartist: name,
						date: 0
					},
					myself.gotTracks
				);
				myself.populated = true;
			}
		}

		this.gotTracks = function(data) {
			debug.trace("SEARCHRADIO ARTIST","Got Tracks",data);
			tracks = new Array();
			for (var j in data) {
				if (data[j].uri) {
					tracks.push({type: 'uri', name: data[j].uri});
				}
			}
			tracks = tracks.sort(randomsort);
			debug.log("SEARCHRADIO ARTIST","Got",tracks.length,"tracks for",name);
			if (self.sending > 0) {
				myself.sendATrack();
			}
		}

		this.sendATrack = function() {
			if (myself.populated) {
				var sent = false;
				while (self.running && tracks && tracks.length > 0) {
					var t = tracks.shift();
					debug.log("SEARCHRADIO ARTIST",name,"is sending a track");
					sent = true;
					self.sending--;
	        		player.controller.addTracks([t], playlist.radioManager.playbackStartPos(), null);
	        		break;
	        	}
	        	if (!sent) {
	        		debug.shout("SEARCHRADIO ARTIST",name,"doesn't have any tracks");
	        		// For playlist to repopulate to make someone else have a go
	        		playlist.repopulate();
	        	}
	        } else {
	        	myself.populate();
	        }
		}

		this.getName = function() {
			return name;
		}
	}

	this.newArtist = function(name) {
		ac: {
			for (var j in self.artists) {
				if (self.artists[j].getName == name) {
					debug.mark("SEARCHRADIO","Ignoring artist",name,"because it already exists");
					break ac;
				}
			}
			self.artists.push(new searchArtist(name));
		}
	}

	this.startSending = function() {
		if (self.sending > 0) {
			self.artistindex = Math.floor(Math.random() * self.artists.length);
			self.artists[self.artistindex].sendATrack();
		}
	}
}