public void LoadRestaurants()
{
ClearMap();
ProgressBarVisibility = Visibility.Visible;
Restaurants.Clear();
Deployment.Current.Dispatcher.BeginInvoke(async() =>
{
Geolocator geolocator = new Geolocator();
geolocator.DesiredAccuracyInMeters = 100;
try
{
Geoposition geoPosition = await geolocator.GetGeopositionAsync(TimeSpan.FromSeconds(0), TimeSpan.FromSeconds(60));
_gpsLocation = new GeoCoordinate(geoPosition.Coordinate.Latitude, geoPosition.Coordinate.Longitude);
_googleApiService.SendGetPlacesRequest(geoPosition.Coordinate.Latitude, geoPosition.Coordinate.Longitude, 2000, "pizza,pizzeria");
}
catch (Exception)
{
ProgressBarVisibility = Visibility.Collapsed;
MessageBox.Show("Błąd podczas pobierania lokalizacji. Sprawdź ustawienia telefonu.");
}
});
}
async Task ExecuteLoadItemsCommand()
{
if (IsBusy)
{
return;
}
IsBusy = true;
try
{
Restaurants.Clear();
var restaurants = await DataStore.GetItemsAsync(true);
foreach (var restaurant in restaurants)
{
Restaurants.Add(restaurant);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
finally
{
IsBusy = false;
}
}
private static void LoadRestsFromFile()
{
Restaurants.Clear();
try
{
Restaurants =
JsonConvert.DeserializeObject <ObservableCollection <Restaurant> >(File.ReadAllText(RestsDB, Encoding.Default))
?? new ObservableCollection <Restaurant>();
}
catch (JsonReaderException)
{
new Alert("Неверный формат файла", "Файл должен быть в формате JSON").Show();
RestsDB = Path.Combine(Environment.CurrentDirectory, "data\\rests.txt");
}
}
public async Task DisplayResults()
{
var source = _cancellationTokens.AddAndReturn(new CancellationTokenSource());
await Task.Factory.StartNew(() =>
{
_dataService.CuisineType = CuisineType;
var restaurants = _dataService.listOfRestaurants().Result;
if (!source.Token.IsCancellationRequested)
{
DispatcherWrapper.Current().Dispatch(() =>
{
Restaurants.Clear();
foreach (var restaurant in restaurants)
{
Restaurants.Add(restaurant);
}
});
}
}, source.Token);
}
//public override async Task OnNavigatedToAsync(object parameter, navigationmode mode, idictionary<string, object> state)
//{
// // defaults
// price1checked = true;
// price2checked = true;
// star2checked = true;
// star3checked = true;
// selectedcuisine = "indian";
// distance = 1;
// await searchasync();
//}
public async Task SearchAsync()
{
var source = _cancellationTokens.AddAndReturn(new CancellationTokenSource());
await Task.Factory.StartNew(async() =>
{
// TODO: convert distance number to kilos
var restaurants = await _dataService.GetReataurantsAsync();
if (!source.Token.IsCancellationRequested)
{
DispatcherWrapper.Current().Dispatch(() =>
{
Restaurants.Clear();
foreach (var restaurant in restaurants)
{
Restaurants.Add(restaurant);
}
});
}
}, source.Token);
}