private async Task <(Stream ImageStream, string ToSend)> InternalDraw(int num, ulong?guildId = null)
{
if (num < 1 || num > 10)
{
throw new ArgumentOutOfRangeException(nameof(num));
}
Deck cards = guildId == null ? new Deck() : _allDecks.GetOrAdd(Context.Guild, (s) => new Deck());
var images = new List <Image <Rgba32> >();
var cardObjects = new List <Deck.Card>();
for (var i = 0; i < num; i++)
{
if (cards.CardPool.Count == 0 && i != 0)
{
try
{
await ReplyErrorLocalizedAsync("harrow_no_more").ConfigureAwait(false);
}
catch
{
// ignored
}
break;
}
var currentCard = cards.Draw();
cardObjects.Add(currentCard);
images.Add(Image.Load(_images.GetCard(currentCard.ToString().ToLowerInvariant().Replace(' ', '_'))));
}
using (var img = images.Merge())
{
foreach (var i in images)
{
i.Dispose();
}
var toSend = $"{Format.Bold(Context.User.ToString())}";
if (cardObjects.Count == 5)
{
toSend += $" drew `{Deck.GetHandValue(cardObjects)}`";
}
if (guildId != null)
{
toSend += "\n" + GetText("cards_left", Format.Bold(cards.CardPool.Count.ToString()));
}
return(img.ToStream(), toSend);
}
}
