public static void DeckPrinter(Deck deckToPrint)
{
foreach (var card in deckToPrint.Cards)
{
Console.WriteLine(card.ToString());
}
}
public static Deck Execute(string input, Deck deckToProcess)
{
if (input.ToUpper().Equals(shuffleInputValue))
return CardLogic.ShuffleDeck(deckToProcess);
if (input.ToUpper().Equals(sortInputValue))
return CardLogic.SortDeck(deckToProcess);
else
return new Deck();
}
public static Deck GenerateSortedDeck()
{
var deckToReturn = new Deck();
//to iterate over an enum you have to project the values into an array
var ranks = (Rank[])Enum.GetValues(typeof(Rank));
var suits = (Suit[])Enum.GetValues(typeof(Suit));
foreach (var suit in suits)
{
foreach (var rank in ranks)
{
deckToReturn.AddCard(new Card(rank, suit));
}
}
return deckToReturn;
}
public static Deck ShuffleDeck(Deck deckToShuffle)
{
//Using the Knuth-Fisher-Yates Shuffle
//converting list to array for this, code is easier to read and is more efficient
var cardsToShuffle = deckToShuffle.Cards.ToArray();
//Random() isn't the most robust random number generator so if extreme unpredictabilty was required we'd want to use something else
var randomSource = new Random(DateTime.Now.Millisecond);
int count = cardsToShuffle.Count();
while (count > 1)
{
int randomDraw = randomSource.Next(count);
Card shuffledCard = cardsToShuffle[randomDraw];
cardsToShuffle[randomDraw] = cardsToShuffle[count - 1];
cardsToShuffle[count - 1] = shuffledCard;
count--;
}
return new Deck { Cards = cardsToShuffle.ToList<Card>() };
}
public static Deck SortDeck(Deck deckToSort)
{
return new Deck { Cards = deckToSort.Cards.OrderBy(c => c.CardSuit).ThenBy(c => c.CardRank).ToList() };
}