private void InitPieces(ExpansionPieces expansionPieces)
{
ExpansionPieces = expansionPieces;
for (int i = 0; i < EnumUtils.NumPieceNames; i++)
{
_pieces[i] = EnumUtils.IsEnabled((PieceName)i, ExpansionPieces) ? new Piece((PieceName)i) : null;
}
}
private void SetCurrentPlayerMetrics()
{
bool pullbugEnabled = EnumUtils.IsEnabled(BugType.Pillbug, ExpansionPieces);
bool mosquitoEnabled = EnumUtils.IsEnabled(BugType.Mosquito, ExpansionPieces);
MoveSet pillbugMoves = pullbugEnabled ? GetValidMoves(CurrentTurnColor == PlayerColor.White ? PieceName.WhitePillbug : PieceName.BlackPillbug) : null;
MoveSet mosquitoMoves = pullbugEnabled && mosquitoEnabled?GetValidMoves(CurrentTurnColor == PlayerColor.White?PieceName.WhiteMosquito : PieceName.BlackMosquito) : null;
foreach (PieceName pieceName in CurrentTurnPieces)
{
Piece targetPiece = GetPiece(pieceName);
if (null != targetPiece)
{
if (targetPiece.InPlay)
{
_boardMetrics.PiecesInPlay++;
_boardMetrics[pieceName].InPlay = 1;
}
else
{
_boardMetrics.PiecesInHand++;
_boardMetrics[pieceName].InPlay = 0;
}
// Move metrics
bool isPinned = IsPinned(pieceName, out _boardMetrics[pieceName].NoisyMoveCount, out _boardMetrics[pieceName].QuietMoveCount);
if (isPinned && pullbugEnabled)
{
bool pullbugCanMove = pillbugMoves.Contains(pieceName);
bool mosquitoCanMove = mosquitoEnabled && mosquitoMoves.Contains(pieceName);
if (targetPiece.BugType == BugType.Pillbug)
{
// Check if the current player's mosquito can move it
isPinned = !mosquitoCanMove;
}
else if (targetPiece.BugType == BugType.Mosquito)
{
// Check if the current player's pillbug can move it
isPinned = !pullbugCanMove;
}
else
{
// Check if the current player's pillbug or mosquito can move it
isPinned = !(mosquitoCanMove || pullbugCanMove);
}
}
_boardMetrics[pieceName].IsPinned = isPinned ? 1 : 0;
_boardMetrics[pieceName].IsCovered = targetPiece.InPlay && null != targetPiece.PieceAbove ? 1 : 0;
CountNeighbors(targetPiece, out _boardMetrics[pieceName].FriendlyNeighborCount, out _boardMetrics[pieceName].EnemyNeighborCount);
}
}
}
public void Play(Move move, string moveString = null)
{
if (null == move)
{
throw new ArgumentNullException(nameof(move));
}
if (move.IsPass)
{
Pass();
return;
}
if (GameIsOver)
{
throw new InvalidMoveException(move, "You can't play, the game is over.");
}
if (!GetValidMoves().Contains(move))
{
if (move.Color != CurrentTurnColor)
{
throw new InvalidMoveException(move, "It's not that player's turn.");
}
if (!EnumUtils.IsEnabled(move.PieceName, ExpansionPieces))
{
throw new InvalidMoveException(move, "That piece is not enabled in this game.");
}
if (null == move.Position)
{
throw new InvalidMoveException(move, "You can't put a piece back into your hand.");
}
if (CurrentPlayerTurn == 1 && move.BugType == BugType.QueenBee)
{
throw new InvalidMoveException(move, "You can't play your Queen Bee on your first turn.");
}
Piece targetPiece = GetPiece(move.PieceName);
if (!CurrentTurnQueenInPlay)
{
if (CurrentPlayerTurn == 4 && targetPiece.BugType != BugType.QueenBee)
{
throw new InvalidMoveException(move, "You must play your Queen Bee on or before your fourth turn.");
}
else if (targetPiece.InPlay)
{
throw new InvalidMoveException(move, "You can't move a piece in play until you've played your Queen Bee.");
}
}
if (!PlacingPieceInOrder(targetPiece))
{
throw new InvalidMoveException(move, "When there are multiple pieces of the same bug type, you must play the pieces in order.");
}
if (HasPieceAt(move.Position))
{
throw new InvalidMoveException(move, "You can't move there because a piece already exists at that position.");
}
if (targetPiece.InPlay)
{
if (!PieceIsOnTop(targetPiece))
{
throw new InvalidMoveException(move, "You can't move that piece because it has another piece on top of it.");
}
else if (!CanMoveWithoutBreakingHive(targetPiece))
{
throw new InvalidMoveException(move, "You can't move that piece because it will break the hive.");
}
}
throw new InvalidMoveException(move);
}
TrustedPlay(move, null != moveString ? NotationUtils.NormalizeBoardSpaceMoveString(moveString) : NotationUtils.ToBoardSpaceMoveString(this, move));
}
