private static HandRank AddNew(List <HandRank> handRanks, KeyValuePair <Player, Hand> current)
{
HandRank handRank = new HandRank(handRanks.Count + 1, current.Value);
handRank.AddPlayer(current.Key);
handRanks.Add(handRank);
return(handRank);
}
public IReadOnlyList <HandRank> RankPlayerHands(IEnumerable <Player> players, IEnumerable <Card> doardCards)
{
ThrowIfDuplicate(players, doardCards);
Dictionary <Player, Hand> hands = new Dictionary <Player, Hand>();
foreach (Player player in players)
{
List <Card> cards = new List <Card>(player.Cards);
cards.AddRange(doardCards);
Maybe <Hand> hand = handSelector.SelectBest(cards);
if (!hand.HasValue)
{
throw new InvalidOperationException("Hand not ranked.");
}
hands.Add(player, hand.Value);
}
List <HandRank> handRanks = new List <HandRank>();
var hardsInOrder = hands.ToList().OrderByDescending(h => h.Value);
HandRank handRank = null;
foreach (var current in hardsInOrder)
{
if (!handRanks.Any())
{
handRank = AddNew(handRanks, current);
}
else
{
if (handRank.IsSame(current.Value))
{
handRank.AddPlayer(current.Key);
}
else
{
handRank = AddNew(handRanks, current);
}
}
}
return(handRanks);
}