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package id.co.imastudio.ojekmalanguser.helpers;

import android.Manifest;
import android.app.AlertDialog;
import android.app.Service;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Build;
import android.os.Bundle;
import android.os.IBinder;
import android.provider.Settings;
import android.support.v4.app.ActivityCompat;
import android.util.Log;


public class GPSTracker extends Service implements LocationListener {
	private Context context = null;
	boolean isGPSEnabled = false, isNetworkEnabled = false,
			canGetLocation = false;
	Location location = null;
	double latitude, longitude;

	private static final long MIN_DISTANCE = (long) 1; // 10 meter
	private static final long MIN_TIME = 1000 * 1 * 1; // 1minute

	protected LocationManager locationManager;
	public static final String NEW_POSITION = "newPosition";
	//private SessionManager sesi;


	public GPSTracker(Context c) {
		this.context = c;
		//sesi = new SessionManager(c);

		getLocation();
	}

	private Location getLocation() {
		try {
			locationManager = (LocationManager) context
					.getSystemService(LOCATION_SERVICE);

			// getting gps status
			isGPSEnabled = locationManager
					.isProviderEnabled(LocationManager.GPS_PROVIDER);
			// getting network status
			isNetworkEnabled = locationManager
					.isProviderEnabled(LocationManager.NETWORK_PROVIDER);
			//if (!isGPSEnabled && !isNetworkEnabled) {
			if (!isGPSEnabled && !isNetworkEnabled) {
				showSettingGps();
			} else {
				canGetLocation = true;
				// get lat/lng by network
				if (isNetworkEnabled) {

					if (checkPermission(context)) {
						locationManager.requestLocationUpdates(
								LocationManager.NETWORK_PROVIDER, MIN_TIME,
								MIN_DISTANCE, this);
						Log.d("network", "network enabled");
						if (locationManager != null) {
							location = locationManager
									.getLastKnownLocation(LocationManager.NETWORK_PROVIDER);
							if (location != null) {
								latitude = location.getLatitude();
								longitude = location.getLongitude();
							}
						}
					} else {
						RbHelper.pesan(context, "Permission for GPS not valid");
					}
				}

				// get lat/lng by gps
				if (isGPSEnabled) {
					if (location == null) {
						if (checkPermission(context)) {
							locationManager.requestLocationUpdates(
									LocationManager.GPS_PROVIDER, MIN_TIME,
									MIN_DISTANCE, this);
							Log.d("GPS", "GPS enabled");
							if (locationManager != null) {
								location = locationManager
										.getLastKnownLocation(LocationManager.GPS_PROVIDER);
								if (location != null) {
									latitude = location.getLatitude();
									longitude = location.getLongitude();
								}

							}
						} else {
							RbHelper.pesan(context, "Permission for GPS not valid");
						}
					}

				}
			}
		} catch (Exception e) {
			e.printStackTrace();
		}

		return location;

	}

	/**
	 * Stop using GPS listener Calling this function will stop using GPS in your
	 * app
	 */
	public void stopUsingGPS() {
		if (locationManager != null) {
			if (checkPermission(context)) {
				locationManager.removeUpdates(this);
			}
		}
	}

	public double getLatitude() {
		if (location != null) {
			latitude = location.getLatitude();
		}

		return latitude;
	}

	public Location getLocations() {
		if (location != null) {
			return location;
		}

		return null;
	}

	public double getLongitude() {
		if (location != null) {
			longitude = location.getLongitude();
		}

		return longitude;
	}

	/**
	 * Function to check GPS/wifi enabled
	 *
	 * @return boolean
	 */
	public boolean canGetLocation() {
		return canGetLocation;
	}

	/**
	 * Function to show settings alert dialog On pressing Settings button will
	 * lauch Settings Options
	 */
	public void showSettingGps() {
		AlertDialog.Builder alertBuilder = new AlertDialog.Builder(context);

		alertBuilder.setTitle("GPS Setting");
		alertBuilder.setMessage("GPS is not enabled. Do you want to go to settings menu?");

		alertBuilder.setPositiveButton("Setting", new DialogInterface.OnClickListener() {

			@Override
			public void onClick(DialogInterface dialog, int which) {
				Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
				intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
				startActivity(intent);

			}
		});
		alertBuilder.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {

			public void onClick(DialogInterface dialog, int which) {
				dialog.cancel();

			}
		});
	}

	@Override
	public void onLocationChanged(Location location) {
		if (location != null) {
			//NurHelper.pesan(context, "perubahan Alamat");


			if (this.location != location) {
				sendPosisi(location.getLatitude(), location.getLongitude());
				this.location = location;
			}


		}


	}

	@Override
	public void onProviderDisabled(String provider) {
		// 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

	}

	@Override
	public IBinder onBind(Intent intent) {
		// TODO Auto-generated method stub
		return null;
	}


	public void sendPosisi(double lat, double lng) {
		Intent i = new Intent(NEW_POSITION);
		i.putExtra("lat", lat);
		i.putExtra("lng", lng);
		context.sendBroadcast(i);

	}


	public static boolean checkPermission(final Context context) {
		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {


			return ActivityCompat.checkSelfPermission(context, Manifest.permission.ACCESS_FINE_LOCATION)
					== PackageManager.PERMISSION_GRANTED
					&& ActivityCompat.checkSelfPermission(context, Manifest.permission.ACCESS_COARSE_LOCATION)
					== PackageManager.PERMISSION_GRANTED;
		} else {
			return true;
		}
	}


}