internal static bool IsFlushDraw(IEnumerable <Card> playerCards, IEnumerable <Card> boardCards, int amountOfPlayersCardsInDraw, bool isBackdoor = false)
{
if (playerCards == null || boardCards == null || playerCards.Count() != 2 || boardCards.Count() < 3)
{
return(false);
}
var allCards = HandAnalyzerHelpers.CombineCardLists(playerCards, boardCards);
var suitGroups = allCards.GroupBy(x => x.CardSuit);
var drawGroup = suitGroups.FirstOrDefault(x => x.Count() == (isBackdoor ? 3 : 4));
if (drawGroup == null || suitGroups.Any(x => x.Count() > drawGroup.Count()) || playerCards.Count(x => drawGroup.Any(d => d.CardSuit == x.CardSuit)) != amountOfPlayersCardsInDraw)
{
return(false);
}
return(true);
}
