package org.gingercal;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.PowerManager;

/** Boot, periodic-sync and reminder alarms all land here. */
public class AlarmReceiver extends BroadcastReceiver {
    public static final String SYNC = "org.gingercal.SYNC";
    public static final String REMIND = "org.gingercal.REMIND";
    private static PowerManager.WakeLock lock;

    @Override
    public void onReceive(Context c, Intent i) {
        String a = i.getAction();
        if (REMIND.equals(a)) {
            Reminders.fire(c);
        } else if (SYNC.equals(a)) {
            acquire(c);
            App.requestSync(c, false, false);
        } else {
            // BOOT_COMPLETED / package replaced: alarms don't survive either
            App.scheduleSync(c);
            Reminders.schedule(c);
        }
    }

    static synchronized void acquire(Context c) {
        if (lock == null) {
            PowerManager pm = (PowerManager) c.getApplicationContext().getSystemService("power");
            lock = pm.newWakeLock(1 /* PARTIAL_WAKE_LOCK */, "GingerCal sync");
            lock.setReferenceCounted(false);
        }
        lock.acquire(5 * 60 * 1000L);
    }

    static synchronized void release() {
        if (lock != null && lock.isHeld()) lock.release();
    }
}