public HeroCard ToCard()
{
var hero = new HeroCard(
title: Title,
subtitle: Room,
text: string.Join("\n", Description));
if (Speakers?.Any() ?? false)
{
hero.Subtitle = string.Empty;
hero.Images = new List <CardImage>();
foreach (var speaker in Speakers)
{
if (!string.IsNullOrEmpty(hero.Subtitle))
{
hero.Subtitle += " - ";
}
hero.Subtitle += $"{speaker.FirstName} {speaker.LastName}";
hero.Images.Add(new CardImage()
{
Url = speaker.ProfilePicture,
Alt = speaker.TagLine
});
}
}
return(hero);
}
// Returns a list of Seminars that matches the search conditions defined by the properties above
public static List <Seminar> Execute()
{
var query = from s in DataInstance.seminars
where (ByRoom == false || s.Room == Room)
where (ByOrganiser == false || s.Organiser == Organiser)
where (BySpeaker == false || s.Speakers.Any(iter => Speakers.Any(speaker => speaker.Name == iter.Name)))//.Contains(Speakers))
where (ByDate == false || (s.StartDate >= StartDate && s.StartDate <= EndDate))
select s;
return(query.ToList <Seminar>());
}
private async Task LoadAsync()
{
ShowProgressBar();
Speakers = (await SpeakerResolver.ResolveSpeakersAsync()).ToList();
if (!Speakers.Any())
{
HideProgressBar();
Toast.MakeText(ApplicationContext, "No Speakers have been found.", ToastLength.Long).Show();
return;
}
PlayingSpeakers = new List <ISpeaker>();
foreach (var speaker in Speakers)
{
if (await speaker.IsPlayingAsync())
{
PlayingSpeakers.Add(speaker);
}
}
if (!PlayingSpeakers.Any())
{
HideProgressBar();
Toast.MakeText(ApplicationContext, $"None of the {Speakers.Count} Speakers is playing any content.", ToastLength.Long)
.Show();
return;
}
SetListViewContent(Resource.Id.sourceListView, PlayingSpeakers);
UnselectListView(Resource.Id.sourceListView);
MakeControlVisible(Resource.Id.sourceTextView);
MakeControlInvisible(Resource.Id.destinationTextView);
MakeControlInvisible(Resource.Id.switchButton);
SetListViewContent(Resource.Id.destinationListView, new List <ISpeaker>());
HideProgressBar();
}
private async void ActivateAsync()
{
if (Speakers.Any())
{
return;
}
var allSpeakers = await _speakers.AllAsync();
var groupedSpeakers = from speaker in allSpeakers
orderby speaker.FirstName
group speaker by speaker.FirstName.Substring(0, 1)
into speakerGroup
select new Grouping <string, Speaker>(speakerGroup.Key, speakerGroup);
foreach (var grouping in groupedSpeakers)
{
Speakers.Add(grouping);
}
}
