Android Open Source - Geoclock Abstract Geo Alarm Receiver

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Back to project page Geoclock.

License

The source code is released under:

GNU General Public License

Java Source Code

package maurizi.geoclock;
//  w  w w  . java 2  s . c om
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.NotificationCompat;
import android.support.v4.app.TaskStackBuilder;
import android.util.Log;

import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.GooglePlayServicesClient;
import com.google.android.gms.location.LocationClient;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Ordering;
import com.google.gson.Gson;

import org.threeten.bp.LocalDateTime;
import org.threeten.bp.ZonedDateTime;
import org.threeten.bp.format.DateTimeFormatter;
import org.threeten.bp.format.FormatStyle;

import java.util.Set;

public abstract class AbstractGeoAlarmReceiver extends BroadcastReceiver
    implements GooglePlayServicesClient.ConnectionCallbacks, GooglePlayServicesClient.OnConnectionFailedListener {

  protected Context context;
  protected LocationClient client;
  protected Intent intent;
  protected interface SetOp<T> {
    Set<T> apply(Set<T> a, Set<T> b);
  }

  private static final int NOTIFICATION_ID = 42;

  @Override
  public void onReceive(Context context, Intent intent) {
    if (!LocationClient.hasError(intent)) {
      this.context = context;
      this.client = new LocationClient(context, this, this);
    }
  }

  @Override
  public abstract void onConnected(Bundle bundle);

  @Override
  public void onDisconnected() {
    Log.i("AbstractGeoAlarmReceiver", "LocationClient disconnected");
  }

  @Override
  public void onConnectionFailed(ConnectionResult connectionResult) {
    Log.i("AbstractGeoAlarmReceiver", "LocationClient connect failed" + connectionResult.toString());
  }

  protected void setNotification(final ImmutableSet<GeoAlarm> activeAlarms) {
    final NotificationManager notificationManager =
        (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
    if (activeAlarms.isEmpty()) {
      notificationManager.cancelAll();
      return;
    }

    final LocalDateTime now = LocalDateTime.now();
    final GeoAlarm nextAlarm = Ordering.from(ZonedDateTime.timeLineOrder())
                                       .onResultOf((GeoAlarm alarm) -> alarm.getAlarmManagerTime(now))
                                       .min(activeAlarms);
    final ZonedDateTime nextAlarmTime = nextAlarm.getAlarmManagerTime(now);
    final String alarmFormattedTime = nextAlarmTime.format(DateTimeFormatter.ofLocalizedTime(FormatStyle.SHORT));

    // Create an content intent that comes with a back stack
    // This makes hitting back from the activity go to the home screen
    TaskStackBuilder stackBuilder = TaskStackBuilder.create(context);
    stackBuilder.addParentStack(MapActivity.class);
    stackBuilder.addNextIntent(new Intent(context, MapActivity.class));

    PendingIntent notificationPendingIntent = stackBuilder.getPendingIntent(0, PendingIntent.FLAG_UPDATE_CURRENT);

    // TODO: Add a cancel button
    // TODO: Make clicking the notification open the GeoAlarmFragment
    // TODO: Extract text
    Notification notification = new NotificationCompat
        .Builder(context)
        .setSmallIcon(R.drawable.ic_launcher)
        .setOngoing(true)
        .setContentTitle("Geo Alarm")
        .setContentText(String.format("Alarm at %s for %s", alarmFormattedTime, nextAlarm.name))
        .setContentIntent(notificationPendingIntent)
        .build();

    // Issue the notification
    notificationManager.notify(NOTIFICATION_ID, notification);
  }
}

Java Source Code List

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