getUserLocation.kt

/**
 * Manages all location related tasks for the app.
 */

//A callback for receiving notifications from the FusedLocationProviderClient.
lateinit var locationCallback: LocationCallback
//The main entry point for interacting with the Fused Location Provider
lateinit var locationProvider: FusedLocationProviderClient

@SuppressLint("MissingPermission")
@Composable
fun getUserLocation(context: Context): LatandLong {

    // The Fused Location Provider provides access to location APIs.
    locationProvider = LocationServices.getFusedLocationProviderClient(context)

    var currentUserLocation by remember { mutableStateOf(LatandLong()) }

    DisposableEffect(key1 = locationProvider) {
        locationCallback = object : LocationCallback() {
        //1
            override fun onLocationResult(result: LocationResult) {
             /**
                 * Option 1
                 * This option returns the locations computed, ordered from oldest to newest.
                 * */
                for (location in result.locations) {
                    // Update data class with location data
                    currentUserLocation = LatandLong(location.latitude, location.longitude)
                    Log.d(LOCATION_TAG, "${location.latitude},${location.longitude}")
                }


                /**
                 * Option 2
                 * This option returns the most recent historical location currently available. 
                 * Will return null if no historical location is available
                 * */
                locationProvider.lastLocation
                    .addOnSuccessListener { location ->
                        location?.let {
                            val lat = location.latitude
                            val long = location.longitude
                            // Update data class with location data
                            currentUserLocation = LatandLong(latitude = lat, longitude = long)
                        }
                    }
                    .addOnFailureListener {
                        Log.e("Location_error", "${it.message}")
                    }

            }
        }
        //2
        if (hasPermissions(
                context,
                Manifest.permission.ACCESS_FINE_LOCATION,
                Manifest.permission.ACCESS_COARSE_LOCATION
            )
        ) {
            locationUpdate()
        } else {
            askPermissions(
                context, REQUEST_LOCATION_PERMISSION, Manifest.permission.ACCESS_FINE_LOCATION,
                Manifest.permission.ACCESS_COARSE_LOCATION
            )
        }
        //3
        onDispose {
            stopLocationUpdate()
        }
    }
    //4
    return currentUserLocation
}

//data class to store the user Latitude and longitude 
data class LatandLong(
    val latitude: Double = 0.0,
    val longitude: Double = 0.0
)

hello. where is the code of "hasPersmission" and "askPermission"