/*
 * app_aux - AUX button interaction
 *
 * Copyright (C) 2010  Enrico Zini <enrico@enricozini.org>
 *
 * 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 program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

using GLib;

namespace zavai {
namespace ui {
namespace aux {

public class AUX: zavai.Service
{
    protected Omhacks.Led auxled;
    protected bool has_aux;

    public AUX()
    {
        Object(name: "ui.aux");

        has_aux = (auxled.init("gta02-aux:red") == 0);

        if (has_aux)
        {
            zavai.log.warning("aux: can notify alarm triggers");
            clock.alarm_trigger_queue.triggered += on_alarm_trigger;
            clock.alarm_trigger_queue.acked += on_alarm_done;
            clock.alarm_trigger_queue.canceled += on_alarm_done;
        } else {
            zavai.log.warning("aux: no way to notify alarm triggers");
        }
    }

    public void on_alarm_trigger(clock.AlarmTriggerInfo info)
    {
        zavai.log.debug("Start blinking");
        auxled.brightness = 256;
        // FIXME: is there a better way? I hope there is a better way. Please
        // tell me there is a better way.
        var trig = "timer";
        for (int i = 0; ; ++i)
        {
            auxled.trigger[i] = (char)trig[i];
            if (trig[i] == 0) break;
        }
        auxled.delay_on = 200;
        auxled.delay_off = 300;
        auxled.set();
    }

    public void on_alarm_done(clock.AlarmTriggerInfo info)
    {
        zavai.log.debug("Stop blinking");
        var trig = "none";
        for (int i = 0; ; ++i)
        {
            auxled.trigger[i] = (char)trig[i];
            if (trig[i] == 0) break;
        }
        auxled.brightness = 0;
        auxled.set();
    }
}

public AUX aux = null;

public void init()
{
    aux = new AUX();
}

}
}
}