async Task <List <HeroCard> > GetHeroCardsForTracksAsync(string genre)
{
List <Item> tracks = new GrooveService().GetTracks(genre);
var cogSvc = new CognitiveService();
foreach (var track in tracks)
{
track.ImageAnalysis = await cogSvc.AnalyzeImageAsync(track.ImageUrl);
}
var cards =
(from track in tracks
let artists =
string.Join(", ",
from artist in track.Artists
select artist.Artist.Name)
select new HeroCard
{
Title = track.Name,
Subtitle = artists,
Text = track.ImageAnalysis.Description?.Captions?.First()?.Text ?? "No Description",
Images = new List <CardImage>
{
new CardImage
{
Alt = track.Name,
Tap = BuildBuyCardAction(track),
Url = track.ImageUrl
}
},
Buttons = new List <CardAction>
{
BuildBuyCardAction(track),
BuildNewsCardAction(track)
}
})
.ToList();
return(cards);
}