/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id$
 *
 * Copyright (C) 2010 Thomas Martitz
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ****************************************************************************/

package org.rockbox;

import java.util.Timer;
import java.util.TimerTask;

import android.content.Context;
import android.telephony.TelephonyManager;
import android.util.Log;

public class RockboxTimer extends Timer 
{
	RockboxTimerTask task;
	long interval;
	
	private class RockboxTimerTask extends TimerTask {
		private RockboxTimer t;
		private TelephonyManager tm;
		private int last_state;
		public RockboxTimerTask(RockboxService s, RockboxTimer parent) {
			super();
			t = parent;
			tm = (TelephonyManager)s.getSystemService(Context.TELEPHONY_SERVICE);
			last_state = tm.getCallState();
		}

		@Override
		public void run() {
			timerTask();
			int state = tm.getCallState();
			if (state != last_state)
			{
				switch (state) {
				case TelephonyManager.CALL_STATE_IDLE:
					postCallHungUp();
					break;
				case TelephonyManager.CALL_STATE_RINGING:
					postCallIncoming();
				default:
					break;
				}
				last_state = state;
			}
			synchronized(t) {
				t.notify();
			}
		}
	}
	
	public RockboxTimer(RockboxService instance, long period_inverval_in_ms)
	{
		super("tick timer", false);
		task = new RockboxTimerTask(instance, this);
		schedule(task, 0, period_inverval_in_ms);
		interval = period_inverval_in_ms;
	}

	@SuppressWarnings("unused")
	private void LOG(CharSequence text)
	{
		Log.d("Rockbox", (String) text);	
	}


    /* methods called from native, keep them simple */    
    public void java_wait_for_interrupt()
    {
    	synchronized(this) {
	    	try {
	    		this.wait();
	    	} catch (InterruptedException e) {
	    		/* Not an error: wakeup and return */
	    	}
    	}
    }
	public native void timerTask();
	private native void postCallIncoming();
	private native void postCallHungUp();
}