private async void ShowRouteToNearestAddress(string query)
{
CheckInternetConnection();
if (!string.IsNullOrWhiteSpace(query))
{
ProgressDialog pleaseWaitDialog = new ProgressDialog(this);
pleaseWaitDialog.SetMessage(GetString(Resource.String.please_wait));
pleaseWaitDialog.SetCancelable(false);
pleaseWaitDialog.Show();
try
{
MapFragment mapFragment = FragmentManager.FindFragmentByTag <MapFragment>("MAP_FRAGMENT");
if (mapFragment.MyLocation == null)
{
AWidget.Toast.MakeText(this, GetString(Resource.String.my_location_unavaliable),
AWidget.ToastLength.Short).Show();
return;
}
List <Place> places = await PlacesService.GetPlacesByQuery(query, mapFragment.MyLocation);
if (places.Count == 0)
{
AWidget.Toast.MakeText(this, GetString(Resource.String.no_places_found),
AWidget.ToastLength.Short).Show();
return;
}
nearestPlace = null;
Route shortestRoute = null;
foreach (var place in places)
{
var route = await DirectionsService.GetShortestRoute(
mapFragment.MyLocation, place.geometry.location);
if (shortestRoute == null)
{
nearestPlace = place;
shortestRoute = route;
}
else if (route.legs[0].distance.value < shortestRoute.legs[0].distance.value)
{
nearestPlace = place;
shortestRoute = route;
}
}
mapFragment.DrawRouteToPlace(shortestRoute, nearestPlace);
OnPrepareOptionsMenu(actionBarMenu);
actionBarMenu.FindItem(Resource.Id.action_add_to_fav).SetVisible(true);
}
catch (ApiCallException)
{
}
catch (NearbyPlacesSearchException)
{
}
catch (DirectionsException)
{
}
finally
{
pleaseWaitDialog.Cancel();
}
}
}