package org.geogebra.web.html5.sound;

import org.geogebra.common.kernel.geos.GeoFunction;
import org.geogebra.common.sound.SoundManager;
import org.geogebra.common.util.debug.Log;
import org.geogebra.web.html5.gui.tooltip.ToolTipManagerW;
import org.geogebra.web.html5.main.AppW;

/**
 *
 */
public class SoundManagerW implements SoundManager /* , MidiSoundListenerW */ {

	private AppW app;

	/**
	 * @param app
	 *            App
	 */
	public SoundManagerW(AppW app) {
		this.app = app;
		// getMidiSound().setListener(this);
	}

	@Override
	public void pauseResumeSound(boolean b) {
		FunctionSoundW.INSTANCE.pause(b);
	}

	@Override
	public void playSequenceNote(int note, double duration, int instrument,
			int velocity) {

		stopCurrentSound();
		// getMidiSound().playSequenceNote(instrument, note, velocity,
		// duration);
	}

	@Override
	public void playSequenceFromString(String string, int double1) {
		Log.debug("playSequenceFromString");

	}

	@Override
	public void playFunction(GeoFunction geoFunction, double min, double max) {
		FunctionSoundW.INSTANCE.playFunction(geoFunction, min, max);
	}

	@Override
	public void playFile(String url0) {
		String url = url0;
		// eg PlaySound["#12345"] to play material 12345 from GeoGebraTube
		boolean fmtMp3 = url.startsWith("#");
		boolean fmtMidi = url.startsWith("@");
		if (fmtMp3 || fmtMidi) {
			String id = url.substring(1);

			url = app.getURLforID(id);

		} 

		if (fmtMidi || url.endsWith(".mid") || url.endsWith(".midi")) {
			Log.debug("MIDI not supported");
			return;
		}

		Log.debug("playing URL as MP3: " + url);
		playMP3(url);

		// TODO check extension, play MIDI .mid files

		// if (url.endsWith(".mid") || url.endsWith(".midi")) {
		// getMidiSound().playMidiFile(url);
		// } else {
		// playMP3(url);
		// }
		
	}

	// MidiSoundW getMidiSound() {
	// return MidiSoundW.INSTANCE;
	// }
	
	FunctionSoundW getFunctionSound() {
		return FunctionSoundW.INSTANCE;
	}

	public void stopCurrentSound() {
		// getMidiSound().stop();
	}

	@Override
	public void playFunction(GeoFunction geoFunction, double min, double max,
			int sampleRate, int bitDepth) {
		FunctionSoundW.INSTANCE.playFunction(geoFunction, min, max, sampleRate,
				bitDepth);
	}

	/**
	 * @param url
	 *            eg
	 *            http://www.geogebra.org/static/spelling/spanish/00/00002.mp3
	 */
	native void playMP3(String url) /*-{
		var audioElement = $doc.createElement('audio');
		audioElement.setAttribute('src', url);
		audioElement.load();
		audioElement.addEventListener("canplay", function() {
			audioElement.play();
		});

	}-*/;

	public void onError(int errorCode) {
		// if (errorCode == MidiSoundW.MIDI_ERROR_PORT) {
		// ToolTipManagerW.sharedInstance().showBottomMessage(
		// "No valid MIDI output port was found.", true, (AppW) app);
		// }
	}

	public void onInfo(String msg) {
		ToolTipManagerW.sharedInstance().showBottomMessage(msg, true,
				app);

	}
	

}