private async void FetchNewData()
{
var location = await Settings.GetFavoriteLocation();
if (location == null || string.IsNullOrEmpty(location.Id))
{
var granted = await GetLocationPermission();
if (!granted)
{
ShowNoAccessView();
return;
}
ShowLoadingView();
var position = await GetPosition();
SetCurrentCity();
location = new LocationItem()
{
Latitude = position.Latitude,
Longitude = position.Longitude
};
}
else
{
ShowLoadingView();
SetCurrentCity();
}
await FetchCurrentForecast(location);
ShowLocalizationSuccess();
TileDesigner.UpdatePrimary(_lastPosition);
Settings.CacheForecastData(_pageDataSource.Forecast);
Settings.CacheLocationAndTime(
_currentTown,
DateTime.Now.ToLocalTime().ToString("dddd HH:mm"));
Timer deffered = null;
deffered = new Timer(async(object state) => {
await _UIDispatcher.RunAsync(CoreDispatcherPriority.Normal, () => {
if (LoadingView.Visibility == Visibility.Collapsed)
{
deffered?.Dispose();
return;
}
HideLoadingView();
PopulateView();
PopulateCurrentLocationAndTime();
});
}, new AutoResetEvent(true), 3000, 2000);
}
/// <summary>
/// Find the LocationItem from storage and get new data for the specific location.
/// If the item isn't found, abort and get new data for the current lcoation.
/// (Handle no connectivity)
/// </summary>
/// <param name="locationId"></param>
private async void FetchNewDataFromLocation(string locationId)
{
if (!NetworkInterface.GetIsNetworkAvailable())
{
LoadCachedData();
return;
}
var locationsList = await Settings.GetSavedLocationAsync();
var locationName = locationId.Replace(".", ", ");
LocationItem locationToFind = null;
foreach (var location in locationsList)
{
if (location.Name == locationName)
{
locationToFind = location;
break;
}
}
if (locationToFind == null)
{
InitializePageData();
return;
}
ShowLoadingView();
await FetchCurrentForecast(locationToFind);
HideLoadingView();
PopulateView();
PopulateCurrentLocationAndTime();
TownTextBlock.Text = locationToFind.Town;
TileDesigner.UpdatePrimary(_lastPosition);
Settings.CacheForecastData(_pageDataSource.Forecast);
Settings.CacheLocationAndTime(
_currentTown,
DateTime.Now.ToLocalTime().ToString("dddd HH:mm"));
}
public async void Run(IBackgroundTaskInstance taskInstance)
{
StartTask(taskInstance);
string city = "";
LocationItem location = null;
if (GetTaskType() == _GPSTaskTypeKey)
{
var position = await GetPosition();
if (position == null)
{
EndTask(); return;
}
var coord = position.Coordinate.Point.Position;
location = new LocationItem()
{
Latitude = coord.Latitude,
Longitude = coord.Longitude
};
city = await GetCityName(coord);
}
else
{
location = Settings.GetFavoriteLocation();
city = location?.Town;
}
var forecast = await FetchCurrentWeather(location.Latitude, location.Longitude);
TileDesigner.UpdatePrimary(forecast, city);
LogTaskActivity();
EndTask();
}
