Maps Activity

package com.dadashova.aytaj.bakubustest;

import android.Manifest;
import android.content.Context;
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.support.annotation.NonNull;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;

import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.OnMapReadyCallback;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.BitmapDescriptorFactory;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.MarkerOptions;

public class MapsActivity extends AppCompatActivity implements OnMapReadyCallback {

    LocationManager locationManager;
    LocationListener locationListener;
    LatLng userLocation;
    MarkerOptions userMarker;

    private GoogleMap mMap;
    public static final int MY_LOCATION_REQUEST_CODE = 1;
    //https://developers.google.com/maps/documentation/android-sdk/location
    //https://google-developer-training.gitbooks.io/android-developer-advanced-course-practicals/unit-4-add-geo-features-to-your-apps/lesson-9-mapping/9-1-p-add-a-google-map-to-your-app/9-1-p-add-a-google-map-to-your-app.html#chapterstart
//https://google-developer-training.gitbooks.io/android-developer-advanced-course-practicals/unit-4-add-geo-features-to-your-apps/lesson-9-mapping/9-1-p-add-a-google-map-to-your-app/9-1-p-add-a-google-map-to-your-app.html

    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String permissions[], @NonNull int[]grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);

        if (requestCode == 1){

            if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED){
                if (ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION)
                        == PackageManager.PERMISSION_GRANTED) {

                    locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 15000, 25, locationListener);

                }

            }

        }

    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_maps);


        // Obtain the SupportMapFragment and get notified when the map is ready to be used.
        SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager()
                .findFragmentById(R.id.map);
        mapFragment.getMapAsync(this);
    }


    /**
     * Manipulates the map once available.
     * This callback is triggered when the map is ready to be used.
     * This is where we can add markers or lines, add listeners or move the camera. In this case,
     * we just add a marker near Sydney, Australia.
     * If Google Play services is not installed on the device, the user will be prompted to install
     * it inside the SupportMapFragment. This method will only be triggered once the user has
     * installed Google Play services and returned to the app.
     */

    @Override
    public void onMapReady(GoogleMap googleMap) {

        mMap = googleMap;

        userMarker = new MarkerOptions();
        userMarker.icon(BitmapDescriptorFactory.fromResource(R.drawable.ic_bus));
        userMarker.title("Your Location");


        locationManager = (LocationManager) this.getSystemService(Context.LOCATION_SERVICE);
        locationListener = new LocationListener() {
            @Override
            public void onLocationChanged(Location location) {

                userLocation = new LatLng(location.getLatitude(), location.getLongitude());
                mMap.addMarker(userMarker.position(userLocation).snippet("Lat: " + location.getLatitude() + ", Long:" + location.getLongitude()));
                mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(userLocation, 15));
                mMap.moveCamera(CameraUpdateFactory.newLatLng    (userLocation));

            }

            @Override
            public void onStatusChanged(String provider, int status, Bundle extras) {

            }

            @Override
            public void onProviderEnabled(String provider) {

            }

            @Override
            public void onProviderDisabled(String provider) {

            }
        };


        if (Build.VERSION.SDK_INT >= 23) {
            if (ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION)
                    != PackageManager.PERMISSION_GRANTED) {

                ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 1);

            } else {

                locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 15000, 25, locationListener);

            }
        }
        else {
            locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 15000, 25, locationListener);
        }

        // Add a marker in Sydney and move the camera
        userLocation = new LatLng(40.369611, 49.822672);
        mMap.addMarker(userMarker.position(userLocation).snippet("Lat: 40.369611, Long: 49.822672"));
        mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(userLocation, 15));
        mMap.moveCamera(CameraUpdateFactory.newLatLng(userLocation));


    }




}