public Card[] DeckBuilder()
{
var deck = new Card[52];
for (var i = 0; i < deck.Length; i++)
{
deck[i] = new Card(_suits[i/13], _rank[i%13]);
}
return deck;
}
public static bool AreDeckEquals(Card[] actual, Card[] expected)
{
if (expected.Length != actual.Length)
{
return false;
}
for (var i = 0; i < actual.Length; i++)
{
if (!actual[i].Rank.Equals(expected[i].Rank) && !actual[i].Suit.Equals(expected[i].Suit))
return false;
}
return true;
}
public Card[] Shuffle(Card[] deck)
{
var rand = _random;
for (var i = deck.Length; i > 1; i--)
{
var v = rand.Next(i);
var tmp = deck[v];
deck[v] = deck[i - 1];
deck[i - 1] = tmp;
}
return deck;
}
public Card[] Shuffle2(Card[] deck)
{
var r = new Random();
for (var i = 0; i < deck.Length - 1; i++)
{
var j = r.Next(deck.Length - 1);
var temp = deck[j];
deck[i] = deck[j];
deck[j] = temp;
}
return deck;
}
public bool IsDeckValid(Card[] deck)
{
var d = deck
.GroupBy(x => new {x.Suit, x.Rank}).Count(g => g.Count() > 1);
return d < 1;
}
