package com.abc.psproject;

import android.Manifest;
import android.app.Activity;
import android.content.Context;
import android.content.pm.PackageManager;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.support.v4.app.ActivityCompat;
import android.support.v4.app.FragmentActivity;
import android.support.v4.content.ContextCompat;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

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

/**
 * Created by selva on 12/20/2017.
 */

public class googlemapactivity extends FragmentActivity implements OnMapReadyCallback,LocationListener
{
    private GoogleMap map;
    private TextView tcurrentlocation;
    private TextView tlastknownlocation;
    private Button btncurrentlocation;
    private Button btnlastknownlocation;
    private LocationManager locationmanager;
    public void onCreate(Bundle b)
    {
        super.onCreate(b);
        setContentView(R.layout.googlemaplayout);
        MapFragment mapFragment=(MapFragment)getFragmentManager().findFragmentById(R.id.mapfragment);
        mapFragment.getMapAsync(this);
        tcurrentlocation=findViewById(R.id.tcurrentlocation);
        tlastknownlocation=findViewById(R.id.tlastknownlocation);
        btncurrentlocation=findViewById(R.id.btncurrentlocation);
        btncurrentlocation.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                tcurrentlocation.setText("Loading Current Location ....");
                getcurrentlocation();;
            }
        });
        btnlastknownlocation=findViewById(R.id.btnlastknownlocation);
        btnlastknownlocation.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                tlastknownlocation.setText("Loading Last Known Location....");
                getlastknownlocation();
            }
        });
    }

    @Override
    public void onMapReady(GoogleMap googleMap)
    {
        map=googleMap;
        LatLng kismec=new LatLng(3.855542, 103.320440);
        map.addMarker(new MarkerOptions().position(kismec).title("Pahang Skills"));
        map.moveCamera(CameraUpdateFactory.newLatLng(kismec));
    }
    public void getcurrentlocation()
    {
        if(ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION)!= PackageManager.PERMISSION_GRANTED)
        {
            ActivityCompat.requestPermissions(this,new String[] {Manifest.permission.ACCESS_FINE_LOCATION,Manifest.permission.ACCESS_FINE_LOCATION},1);
        }
        else
        {
            locationmanager=(LocationManager)getSystemService(Context.LOCATION_SERVICE);
            locationmanager.requestLocationUpdates(LocationManager.GPS_PROVIDER,0,0,googlemapactivity.this);
        }
    }
    public void getlastknownlocation()
    {
        if(ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION)!= PackageManager.PERMISSION_GRANTED)
        {
            ActivityCompat.requestPermissions(this,new String[] {Manifest.permission.ACCESS_COARSE_LOCATION},2);
        }
        else
        {
            locationmanager=(LocationManager)getSystemService(Context.LOCATION_SERVICE);
            Location location=locationmanager.getLastKnownLocation(LocationManager.GPS_PROVIDER);
            tlastknownlocation.setText(location.getLatitude()+","+location.getLongitude());
            LatLng lastknownlocation=new LatLng(location.getLatitude(),location.getLongitude());
            map.addMarker(new MarkerOptions().position(lastknownlocation).title("Last Known Location"));
            map.moveCamera(CameraUpdateFactory.newLatLng(lastknownlocation));
        }
    }
    public void onRequestPermissionsResult(int requestcode,String[] permissions,int[] grantresults)
    {
        if(requestcode==1)
        {
            if(grantresults.length>0 && grantresults[0]==PackageManager.PERMISSION_GRANTED)
            {
                getcurrentlocation();
            }
            else
            {
                Toast.makeText(getApplicationContext(),"You denied location permission",Toast.LENGTH_LONG).show();
            }
        }
        else if(requestcode==2)
        {
            if(grantresults.length>0 && grantresults[0]==PackageManager.PERMISSION_GRANTED)
            {
               getlastknownlocation();
            }
            else
            {
                Toast.makeText(getApplicationContext(),"You denied location permission",Toast.LENGTH_LONG).show();
            }
        }
    }
    @Override
    public void onLocationChanged(Location location)
    {
        tcurrentlocation.setText(location.getLatitude()+","+location.getLongitude());
        locationmanager.removeUpdates(this);
        LatLng currentlocation=new LatLng(location.getLatitude(),location.getLongitude());
        map.addMarker(new MarkerOptions().position(currentlocation).title("Current Location"));
        map.moveCamera(CameraUpdateFactory.newLatLng(currentlocation));

    }
    @Override
    public void onStatusChanged(String s, int i, Bundle bundle)
    {}
    @Override
    public void onProviderEnabled(String s)
    {}
    @Override
    public void onProviderDisabled(String s)
    {}
}