TexasHoldem.Logic.Helpers.HandEvaluator.GetStraightCards C# (CSharp) Метод

        private ICollection<CardType> GetStraightCards(int[] cardTypeCounts)
        {
            var lastCardType = cardTypeCounts.Length;
            var straightLength = 0;
            for (var i = cardTypeCounts.Length - 1; i >= 1; i--)
            {
                var hasCardsOfType = cardTypeCounts[i] > 0 || (i == 1 && cardTypeCounts[(int)CardType.Ace] > 0);
                if (hasCardsOfType && i == lastCardType - 1)
                {
                    straightLength++;
                    if (straightLength == ComparableCards)
                    {
                        var bestStraight = new List<CardType>(ComparableCards);
                        for (var j = i; j <= i + ComparableCards - 1; j++)
                        {
                            if (j == 1)
                            {
                                bestStraight.Add(CardType.Ace);
                            }
                            else
                            {
                                bestStraight.Add((CardType)j);
                            }
                        }

                        return bestStraight;
                    }
                }
                else
                {
                    straightLength = 0;
                }

                lastCardType = i;
            }

            return null;
        }