public async Task <IList <Activity> > GetMessages()
{
var response = await _client.Conversations
.GetActivitiesAsync(_conversation.ConversationId, _watermark)
.ConfigureAwait(false);
var cardAttachments = response.Activities
.Where(m => m.Attachments != null)
.SelectMany(m => m.Attachments)
.Where(m => m.ContentType == "application/vnd.microsoft.card.adaptive");
foreach (var attachment in cardAttachments)
{
var jObject = (JObject)attachment.Content;
var card = jObject.ToObject <AdaptiveCard>();
Device.BeginInvokeOnMainThread(() =>
{
var xaml = _renderer.RenderAdaptiveCard(card);
xaml.WidthRequest = 350;
xaml.Margin = new Thickness(8);
xaml.BackgroundColor = Color.LightGray;
Items.Children.Add(xaml);
});
}
_watermark = response.Watermark;
return(response.Activities);
}