static async Task <Calendar.Calendar> GetCalendarAsync(string url, Func <HttpClient> getClient = null)
{
try
{
var response = await ApiClient.GetRawAsync(url, getClient);
if (!string.IsNullOrWhiteSpace(response))
{
var calendar = Parser.FromString(response);
return(calendar);
}
}
catch (Exception ex) when(DebugHelper.IsHandled <CalendarService>(ex))
{
// Do nothing...
}
return(await TaskCache <Calendar.Calendar> .Value(() => Empty));
}
async Task <IEnumerable <RawEmotion> > CaptureEmotionAsync()
{
RawEmotion[] result = null;
try
{
var photoFile = await _photoService.CreateAsync();
var imageProperties = ImageEncodingProperties.CreateBmp();
await _mediaManager.CapturePhotoToStorageFileAsync(imageProperties, photoFile);
result = await _emotionClient.RecognizeAsync(await photoFile.OpenStreamForReadAsync());
}
finally
{
await _photoService.CleanupAsync();
}
return(result.IsNullOrEmpty()
? await TaskCache <IEnumerable <RawEmotion> > .Value(() => Enumerable.Empty <RawEmotion>())
: result);
}
async Task <IEnumerable <Calendar.Calendar> > ICalendarService.GetCalendarsAsync()
{
var settings = Settings.Instance;
var getCalendarTasks =
settings
?.Calendars
?.Select(
cal =>
Do.WithRetry(() =>
GetCalendarAsync(cal.Url,
cal.IsUsingCredentials
? () => new HttpClient(new HttpClientHandler
{
Credentials =
new NetworkCredential(cal.Username, cal.Password)
})
: null as Func <HttpClient>)));
return(getCalendarTasks?.Any() ?? false
? await Task.WhenAll(getCalendarTasks)
: await TaskCache <Calendar.Calendar[]> .Value(() => new[] { Empty }));
}
