private async Task StartRideBtnClick_TappedAsync()
{
IsLoading = true;
WebConnection webconnection = new WebConnection();
var locator = CrossGeolocator.Current;
locator.DesiredAccuracy = 50;
var position = await locator.GetPositionAsync();
//var position = await locator.GetPositionAsync(timeoutMilliseconds: 10000);
Debug.WriteLine("Position Status: {0}", position.Timestamp);
Debug.WriteLine("Position Latitude: {0}", position.Latitude);
Debug.WriteLine("Position Longitude: {0}", position.Longitude);
startpickupPosition =
new Position(position.Latitude, position.Longitude);
var str = $"DestinationPosition:{startpickupPosition.Latitude} ,{startpickupPosition.Longitude} ";
// DisplayAlert("DestinationPosition", str, "OK");
webconnection.On_ResponseRecived += Webconnection_StartRide_ResponseRecived;
await webconnection.Changebookingstatus(BookingInfo.booking_id, "2");
}