Retrieving data

AkavacheSamplePage.xaml.cs

private void LoadBreaches()
{
   IsLoading = true;

   GetBreaches(true);

   IsLoading = false;
}

public void GetBreaches(bool force = false)
{
   var cache = BlobCache.LocalMachine;
   cache.GetAndFetchLatest("breaches", GetRemoteBreachesAsync,
      offset =>
      {
          TimeSpan elapsed = DateTimeOffset.Now - offset;
          var invalidateCache = (force || elapsed > new TimeSpan(24, 0, 0));
          return invalidateCache;
      })
      .Subscribe((breaches) =>
      {
          _breaches.ReplaceRange(breaches);
      });
}

private async Task<IEnumerable<Breach>> GetRemoteBreachesAsync()
{
    return await _pwnedClient.GetAllBreaches();
}