Android Get Current Location - Kotlin

 // location library 

implementation 'com.google.android.gms:play-services-location:18.0.0'

class Activity : NavigationActivity<ActivityPdwBinding>(R.layout.activity){

    
    private lateinit var fusedLocationClient: FusedLocationProviderClient
    lateinit var addresses: List<Address>
    lateinit var currentCity : String
    lateinit var currentCap : String

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        // location
        fusedLocationClient = LocationServices.getFusedLocationProviderClient(this)
        getCurrentLocation()
      
    }


    override fun onRequestPermissionsResult(requestCode: Int,
                                            permissions: Array<String>,
                                            grantResults: IntArray) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults)
        if (requestCode == PdwConstants.PERMISSION_LOCATION) {
            // obtain the current location
            getCurrentLocation()
        }
    }

    @SuppressLint("MissingPermission")
    private fun getCurrentLocation() {
        val locationRequest = LocationRequest.create()
        val geocoder = Geocoder(this)
        locationRequest.setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY)
        locationRequest.setInterval(20*1000)
        val locationCallback = object : LocationCallback() {
            override fun onLocationResult(locationResult: LocationResult) {
                if (locationResult == null) {
                    return
                }
                for (location in locationResult.locations) {
                    if (location != null) {
                        addresses = geocoder.getFromLocation(location.latitude, location.longitude, 1)
                        currentCity = addresses.get(0).locality
                        currentCap = addresses.get(0).postalCode
                        Log.d("Last Known Location", "${currentCity} - ${currentCap}" )
                    }
                }
            }
        }
        fusedLocationClient.requestLocationUpdates(locationRequest, locationCallback, mainLooper)
    }
}