public List <Button> GetPossibleCheckedMovesForPiece(Button button, Button[,] board)
{
// Get all possible moves for piece, even if in check
List <Button> locations = GetPossibleMovesForPiece(button, board);
Coordinates c = ChessUtils.Settings.GetCoordinatesOfButton(button);
CheckLogic checkLogic;
Piece piece = GetPieceOnSquare(c.X, c.Y, board);
// Go through and remove moves that would put the king in check
foreach (Button location in locations)
{
// Get coordinates of new location
Coordinates c2 = ChessUtils.Settings.GetCoordinatesOfButton(button);
// Copy the board over to my new board...
Button[,] newBoard = CopyBoard(board);
Button source = newBoard[c.X, c.Y];
Button destination = newBoard[c2.X, c2.Y];
// Get the check state if I move the piece to the new location
MovePieceToNewSquare(source, destination, newBoard);
// Check logic for updated board
checkLogic = new CheckLogic(newBoard);
ChessUtils.CheckState checkState = checkLogic.GetCustomGameCheckState();
// Determine whether or not to keep this location
if (checkState == ChessUtils.CheckState.Check)
{
locations.Remove(location);
}
}
return(locations);
}
private void gameWorker_DoWork(object sender, DoWorkEventArgs e)
{
while (!gameWorker.CancellationPending)
{
if (opponentName == "")
{
byte[] data = new byte[65535];
try
{
stream.Read(data, 0, data.Length);
}
catch (Exception)
{
continue;
}
string json = ASCIIEncoding.ASCII.GetString(data).Replace("\0", "");
TCPSignal signal = (TCPSignal)JsonConvert.DeserializeObject(json, typeof(TCPSignal));
if (signal.SignalType == Signal.StartSession)
{
// Host
Invoke(new Action(() =>
{
moveLogic.gameStarted = true;
//TODO add timers, etc
opponentName = enemyUsername.Text = signal.NewSession.GuestPlayer;
}));
}
}
else
{
// TODO: Perform server move logic, timers, etc.
// Guest
Invoke(new Action(() =>
{
enemyUsername.Text = opponentName;
if (moveLogic.myTurn)
{
timer.Start();
}
}));
byte[] data = new byte[65535];
try
{
stream.Read(data, 0, data.Length);
}
catch (Exception)
{
continue;
}
string json = ASCIIEncoding.ASCII.GetString(data).Replace("\0", "");
TCPSignal signal = (TCPSignal)JsonConvert.DeserializeObject(json, typeof(TCPSignal));
if (signal.SignalType == Signal.MakeAMove)
{
Invoke(new Action(() =>
{
Coordinates destination = signal.PlayerMove.Destination;
Piece pieceMoved = signal.PlayerMove.Source;
string pieceTag = pieceMoved.Name;
Coordinates c = pieceMoved.Coordinates;
Button originSquare = moveLogic.GetButtonOn(c.X, c.Y, board);
Button newSquare = moveLogic.GetButtonOn(destination.X, destination.Y, board);
originSquare.Tag = "NoPiece";
originSquare.Image = null;
newSquare.Tag = pieceTag;
newSquare.Image = ChessUtils.Settings.Image.GetImageForTag(pieceTag);
// Update check logic...
checkLogic = new CheckLogic(board);
ChessUtils.CheckState checkState = checkLogic.CetCheckState();
if (checkState == ChessUtils.CheckState.Check)
{
checkLabel.Show();
}
else if (checkState == ChessUtils.CheckState.NoCheck)
{
checkLabel.Hide();
}
else if (checkState == ChessUtils.CheckState.Checkmate)
{
// I lost, send the lose signal
// They won, send the win signal
}
else if (checkState == ChessUtils.CheckState.Stalemate)
{
// We tied, send tie signal for both
}
// It is now my turn
moveLogic.myTurn = !moveLogic.myTurn;
if (totalTimeRemaining > originalTimeRemaining)
{
turnTimeRemaining = originalTimeRemaining;
}
else
{
turnTimeRemaining = totalTimeRemaining;
}
myTimeRemaining.Text = ChessUtils.ConvertSecondsToTimeString(turnTimeRemaining);
myTotalTimeRemaining.Text = ChessUtils.ConvertSecondsToTimeString(totalTimeRemaining);
}));
}
}
}
}
private void saveAndClose_Click(object sender, EventArgs e)
{
bool isTurnSelected = false;
bool isNameEmpty = true;
bool hasBothKings = false;
bool areKingsInCheck = true;
/// Verify form has all valid fields and no kings are in check (turn times are automatically taken care of)
// Check if the custom game has a name
isNameEmpty = gameNameBox.Text == "";
if (isNameEmpty)
{
ShowErrorMessage("You must enter a name for this game mode.");
return;
}
// Check if the turns are selected
isTurnSelected = whiteToMove.Checked || blackToMove.Checked;
if (!isTurnSelected)
{
ShowErrorMessage("You must first select which color moves first on game startup.");
return;
}
// Check to make sure there are both black and white kings on the board
bool hasWhiteKing = false, hasBlackKing = false;
foreach (Button square in board)
{
if ((string)square.Tag == TagStrings[(int)PieceEnum.WhiteKing])
{
hasWhiteKing = true;
if (hasBlackKing)
{
// Both kings found, exit loop
break;
}
}
else if ((string)square.Tag == TagStrings[(int)PieceEnum.BlackKing])
{
hasBlackKing = true;
if (hasWhiteKing)
{
// Both kings found, exit loop
break;
}
}
}
hasBothKings = hasBlackKing && hasWhiteKing;
if (!hasBothKings)
{
string missingKings = "";
if (!hasBlackKing)
{
missingKings += "You are missing the black king";
// Both kings missing
if (!hasWhiteKing)
{
missingKings += " and the white king";
}
}
else if (!hasWhiteKing)
{
missingKings += "You are missing the white king";
}
missingKings += ".";
ShowErrorMessage(missingKings);
return;
}
//Verify no kings are in check
CheckLogic logic = new CheckLogic(board);
areKingsInCheck = logic.GetCustomGameCheckState() == ChessUtils.CheckState.Check;
if (areKingsInCheck)
{
ShowErrorMessage("One of your kings is in check!");
return;
}
// Add the settings to the database
List <Piece> pieces = new List <Piece>();
foreach (Button square in board)
{
Piece piece = new Piece();
Coordinates c = ChessUtils.Settings.GetCoordinatesOfButton(square);
string name = square.Tag.ToString();
piece.Coordinates = c;
piece.Name = name;
pieces.Add(piece);
}
int gameTimerSeconds = IsPlayerTotalTime.Checked ?
((int)totalMins.Value * 60) + ((int)totalSecs.Value) : 0;
int moveTimerSeconds = IsPlayerTurnTime.Checked ?
((int)turnMins.Value * 60) + ((int)turnSecs.Value) : 0;
CustomGame game = new CustomGame
{
Username = me.Username,
GameTimer = gameTimerSeconds,
MoveTimer = moveTimerSeconds,
WhiteMovesFirst = whiteToMove.Checked,
CustomGameName = gameNameBox.Text,
Pieces = pieces
};
bool success = DataApiController <CustomGame> .PostData(ChessUtils.IPAddressWithPort + "AddCustomGame", game);
if (!success)
{
ShowErrorMessage("Error while adding custom game to database.");
}
else
{
Close();
}
}
