public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
LocationCoordinates coords = (LocationCoordinates)value;
if (coords == null)
{
return("unknown location");
}
if (Geolocator.LastKnownLocation == null)
{
return(coords.ToString());
}
double distance = Geolocator.LastKnownLocation
.DistanceTo(coords, DistanceUnits.Miles);
// TODO: this should be randomized a bit
// so that people can't easily find the location of
// an item by checking the distance over and over.
return($"{Math.Round(distance, 3)} miles away");
}
Uri GetMapsUri(LocationCoordinates coords)
{
return(GetMapsUri(coords.ToString()));
}