public void ShuffleDeck()
{
if (deck != null)
{
var currentDeck = deck.GetDeck();
var rand = new Random();
Card tmp;
for (int i = 0; i < currentDeck.Count; i++)
{
tmp = currentDeck[0];
currentDeck.RemoveAt(0);
currentDeck.Insert(rand.Next(currentDeck.Count), tmp);
}
}
}