package com.example.Maps;

import java.io.IOException;
import java.util.List;

import android.app.Activity;
import android.location.Address;
import android.location.Geocoder;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.util.Log;
import android.widget.TextView;
import android.widget.Toast;

import com.google.android.maps.GeoPoint;
import com.google.android.maps.MapActivity;
import com.google.android.maps.MapController;
import com.google.android.maps.MapView;

public class LocationActivity extends MapActivity implements LocationListener {
    /** Called when the activity is first created. */
    private static final String TAG = "LocationActivity";
    LocationManager locationManager;
      Geocoder geocoder;
      TextView locationText;
      MapView map;
      MapController mapController;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        locationText = (TextView)this.findViewById(R.id.lblLocationInfo);
        map = (MapView)this.findViewById(R.id.mapview);
        map.setBuiltInZoomControls(true);

        mapController = map.getController();
        mapController.setZoom(16);

        locationManager = (LocationManager)this.getSystemService(LOCATION_SERVICE);

        geocoder = new Geocoder(this);

        Location location = locationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER);
        if (location != null) {
          Log.d(TAG, location.toString());
          this.onLocationChanged(location);
        }
    }

    @Override
    protected void onResume() {
      super.onResume();
      locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 1000, 10, this); //<7>
    }

    @Override
    protected void onPause() {
      super.onPause();
      locationManager.removeUpdates(this); //<8>
    }

    @Override
    public void onLocationChanged(Location location) { //<9>
      Log.d(TAG, "onLocationChanged with location " + location.toString());
      String text = String.format("Lat:\t %f\nLong:\t %f\nAlt:\t %f\nBearing:\t %f", location.getLatitude(),
                    location.getLongitude(), location.getAltitude(), location.getBearing());
      this.locationText.setText(text);

      try {
        List<Address> addresses = geocoder.getFromLocation(location.getLatitude(), location.getLongitude(), 10); //<10>
        for (Address address : addresses) {
          this.locationText.append("\n" + address.getAddressLine(0));
        }

        int latitude = (int)(location.getLatitude() * 1000000);
        int longitude = (int)(location.getLongitude() * 1000000);

        GeoPoint point = new GeoPoint(latitude,longitude);
        mapController.animateTo(point); //<11>

      } catch (IOException e) {
        Log.e("LocateMe", "Could not get Geocoder data", e);
      }
    }

    @Override
    protected boolean isRouteDisplayed() {
        // TODO Auto-generated method stub
        return false;
    }

    @Override
    public void onProviderDisabled(String arg0) {
        // TODO Auto-generated method stub

    }

    @Override
    public void onProviderEnabled(String provider) {
        // TODO Auto-generated method stub

    }

    @Override
    public void onStatusChanged(String provider, int status, Bundle extras) {
        // TODO Auto-generated method stub

    }
}