public override void OnNavigatedTo(INavigationParameters parameters)
{
if (parameters.TryGetValue(Constants.NavigationParameters.PinSettings, out PinModel pin))
{
CurrentPin = pin.ToViewModel();
_updatePin = true;
ToolbarButtonText = AppResources.Update;
MapCameraPosition = new CameraPosition(new Position(CurrentPin.Latitude, CurrentPin.Longitude), 5);
Pins.Add(CurrentPin.ToPin());
}
else
{
CurrentPin = new PinViewModel()
{
Name = string.Empty,
UserID = App.CurrentUserId,
Latitude = 1.3541171,
Longitude = 103.8659237,
IsFavorite = true,
Description = string.Empty
};
MapCameraPosition = new CameraPosition(new Position(CurrentPin.Latitude, CurrentPin.Longitude), 5);
Pins.Add(CurrentPin.ToPin());
}
}
private void OnDeletePinImageCommand()
{
if (!string.IsNullOrEmpty(CurrentPin.ImagePath))
{
CurrentPin.ImagePath = string.Empty;
Pins.Clear();
Pins.Add(CurrentPin.ToPin());
}
}
private void OnMapClickedCommand(Position point)
{
var lat = point.Latitude;
var lng = point.Longitude;
CurrentPin.Latitude = lat;
CurrentPin.Longitude = lng;
var newPin = CurrentPin.ToPin();
Pins.Clear();
Pins.Add(newPin);
}
private async Task OnChangeOrAddImageCommand()
{
PickMediaOptions options = new PickMediaOptions();
options.CustomPhotoSize = 6;
options.PhotoSize = PhotoSize.Custom;
var file = await CrossMedia.Current.PickPhotoAsync(options);
if (file != null)
{
CurrentPin.ImagePath = file.Path;
Pins.Clear();
Pins.Add(CurrentPin.ToPin());
}
}