/// <seealso href="https://developer.foursquare.com/overview/auth#userless" />
public FoursquareUserlessContext(HttpMessageHandler handler, UserlessAccessSettings settings)
{
if (handler == null)
{
throw new ArgumentNullException(nameof(handler));
}
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
var userlessHandler = HttpClientFactory.CreatePipeline(handler, new DelegatingHandler[]
{
new QueryAppenderHandler("client_id", settings.ClientId),
new QueryAppenderHandler("client_secret", settings.ClientSecret)
});
_httpClient = new HttpClient(userlessHandler, false)
{
BaseAddress = new Uri(Constants.FoursquareApiBaseUrl)
};
Categories = new CategoriesClient(_httpClient);
Venues = new VenuesClient(_httpClient);
Photos = new PhotosClient(_httpClient);
}
/// <summary>
/// Returns first 50 photos for a venue.
/// </summary>
/// <param name="venue">The venue you want photos for.</param>
/// <exception cref="ArgumentNullException"></exception>
public static Task <IReadOnlyCollection <VenuePhoto> > GetPhotos(this CompactVenue venue)
{
if (venue == null)
{
throw new ArgumentNullException(nameof(venue));
}
var client = new PhotosClient(venue.HttpClient);
return(client.GetVenuePhotos(venue.Id, 50, 0));
}
public async Task SetElement(Photo photo)
{
Check.IsNull(photo);
// Retrieve image data and use it to create UIImage
var imageData = await PhotosClient.GetImageData(photo);
var image = UIImage.LoadFromData(NSData.FromArray(imageData));
// Set image and title
ImagePhotoPreview.SetImage(image);
LabelPhotoTitle.SetText(photo.Title);
}
public async override void Awake(NSObject context)
{
base.Awake(context);
SetTitle("Hello, watch!");
// Disable button until the photos are downloaded
ButtonDisplayPhotoList.SetEnabled(false);
// Get photos from the web service (first album only)
photos = await PhotosClient.GetByAlbumId(1);
// Create actions for the alert
CreateAlertActions();
ButtonDisplayPhotoList.SetEnabled(true);
}
