var locationManager = CLLocationManager()

var latestLocation: CLLocation?

override init() {

super.init()

locationManager.delegate = self

locationManager.desiredAccuracy = kCLLocationAccuracyBest

locationManager.requestWhenInUseAuthorization()

}

func startUpdatingLocation() {

locationManager.startUpdatingLocation()

}

func stopUpdatingLocation() {

locationManager.stopUpdatingLocation()

}

// MARK: - CLLocationManagerDelegate

func locationManager(_ manager: CLLocationManager, didUpdateLocations locations: [CLLocation]) {

// Pick the location with best (= smallest value) horizontal accuracy

latestLocation = locations.sorted { $0.horizontalAccuracy < $1.horizontalAccuracy }.first

}

func locationManager(_ manager: CLLocationManager, didChangeAuthorization status: CLAuthorizationStatus) {

if status == .authorizedAlways || status == .authorizedWhenInUse {

locationManager.startUpdatingLocation()

} else {

locationManager.stopUpdatingLocation()

}

}