private static void tryPopDeck(SolitaireState SolitaireState, List <SolitaireState> cache)
{
if (SolitaireState.Deck.Length > 0)
{
var s = new SolitaireState(SolitaireState);
s.CopyDiscard();
s.CopyDeck();
var l = Utilities.RemoveLast(ref s.Deck);
if (s.Deck.Length == 0)
{
s.DeckLast = Utilities.CardDefault;
}
else
{
s.DeckLast = s.Deck[s.Deck.Length - 1];
}
Utilities.Add(ref s.DeckDiscard, l);
s.DeckDiscardLast = l;
cache.Add(s);
}
else
{
var s = new SolitaireState(SolitaireState);
s.CopyDiscard();
s.CopyDeck();
s.ResetCount++;
s.Deck = s.DeckDiscard;
Array.Resize(ref s.DeckDiscard, 0);
s.DeckLast = s.Deck[s.Deck.Length - 1];
s.DeckDiscardLast = Utilities.CardDefault;
cache.Add(s);
}
}
private static void tryMoveFromDiscard(SolitaireState SolitaireState, List <SolitaireState> cache)
{
if (SolitaireState.DeckDiscard.Length == 0)
{
return;
}
var topCard = SolitaireState.DeckDiscardLast;
for (int index = 0; index < 7; index++)
{
if (cardFits(SolitaireState.PilesLast[index], topCard))
{
var s = new SolitaireState(SolitaireState);
s.CopyDiscard();
s.CopyPile(index);
var top = Utilities.RemoveLast(ref s.DeckDiscard);
if (s.DeckDiscard.Length == 0)
{
s.DeckDiscardLast = Utilities.CardDefault;
}
else
{
s.DeckDiscardLast = s.DeckDiscard[s.DeckDiscard.Length - 1];
}
Utilities.Add(ref s.Piles[index], top);
s.PilesLast[index] = top;
cache.Add(s);
}
}
}
private static void tryMoveToTop(SolitaireState SolitaireState, List <SolitaireState> cache)
{
byte l;
for (int index = 0; index < 7; index++)
{
var pile = SolitaireState.Piles[index];
if (pile.Length == 0)
{
continue;
}
l = SolitaireState.PilesLast[index];
var type = l / 13;
if (cardFitsTop(SolitaireState.TopLast[type], type, l))
{
var s = new SolitaireState(SolitaireState);
s.CopyPile(index);
s.CopyTop(type);
var p = Utilities.RemoveLast(ref s.Piles[index]);
var items = s.Piles[index];
if (items.Length == 0)
{
s.PilesLast[index] = Utilities.CardDefault;
}
else
{
s.PilesLast[index] = items[items.Length - 1];
}
if (items.Length > 0)
{
s.PileFaceDown[index] = (byte)(items.Length - 1);
}
Utilities.Add(ref s.Top[type], p);
s.TopLast[type] = p;
cache.Add(s);
}
}
if (SolitaireState.DeckDiscard.Length > 0)
{
l = SolitaireState.DeckDiscardLast;
var type = l / 13;
if (cardFitsTop(SolitaireState.TopLast[type], type, l))
{
var s = new SolitaireState(SolitaireState);
s.CopyDiscard();
s.CopyTop(type);
var p = Utilities.RemoveLast(ref s.DeckDiscard);
if (s.DeckDiscard.Length == 0)
{
s.DeckDiscardLast = Utilities.CardDefault;
}
else
{
s.DeckDiscardLast = s.DeckDiscard[s.DeckDiscard.Length - 1];
}
Utilities.Add(ref s.Top[type], p);
s.TopLast[type] = p;
cache.Add(s);
}
}
}