public static bool IsStraight(Card[] hand)
{
// Sort hand by rank.
hand = hand.OrderBy(item => Enumeration.FindByName <Rank>(item.Rank).Id).ToArray();
// Increments the rank of the current position by 1, beginning the sequence.
int sequentialRank = Enumeration.FindByName <Rank>(hand[0].Rank).Id + 1;
// If the next card does not match the sequence, the loop breaks. Otherwise, it succeeds.
for (int i = 1; i < hand.Length; i++)
{
if (hand[i].Rank != Enumeration.FindById <Rank>(sequentialRank++).Name)
{
return(false);
}
}
return(true);
}
