var locationRefrence: StorageReference {
        return Storage.storage().reference().child("Locations")
    }

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

    guard let locValue: CLLocationCoordinate2D = manager.location?.coordinate else { return }
    print("locations = (locValue.latitude) (locValue.longitude)")

    if mapViewObj == nil {
        mapViewObj = GMSMapView()

        let camera = GMSCameraPosition.camera(withLatitude: locValue.latitude, longitude: locValue.longitude, zoom: 16.0)
        mapViewObj = GMSMapView.map(withFrame: self.mapView.frame, camera: camera)
        mapViewObj.delegate = self
        mapViewObj.isMyLocationEnabled = true
        mapViewObj.settings.myLocationButton = true

        self.mapView.addSubview(mapViewObj)
    }

    let location = "(locValue.latitude) (locValue.longitude)"

    firebaseUpload(location: location)
}

func firebaseUpload(location: String) {

    let uploadLocationRef = locationRefrence.child("location")

    let locationData = location.data(using: .utf8)

    let uploadTask = uploadLocationRef.putData(locationData!, metadata: nil) { (metadata, error) in
        print(metadata ?? "No metadata")
        print(error ?? "No error")
    }

    uploadTask.observe(.progress) { (snapshot) in
        print(snapshot.progress ?? "No progress")
    }

    uploadTask.resume()
}

func fetchLocationFromFirebase() {
    let downloadLocationRef = locationRefrence.child("location")

    let downloadTask = downloadLocationRef.getData(maxSize: 1024 * 1024 * 12) { (data, error) in
        if let data = data {
            let locationStr = String(data: data, encoding: .utf8)
            print("Fetched Locations : (locationStr ?? "Nothing fetched...")")
        }
        print(error ?? "No error")
    }

    downloadTask.observe(.progress) { (snapshot) in
        print(snapshot.progress ?? "No progress")
    }

    downloadTask.resume()
}