private void ProcessCheck()
{
var isCheck = PieceManager.isCheck(ColorPlayingNow == "W" ? Color.White : Color.Black, board);
if (isCheck)
{
var ColorInCheck = ColorPlayingNow == "B" ? "W" : "B";
var kingInCheck = Getkingincheck(ColorPlayingNow == "W" ? Color.White : Color.Black, board);
var newCheck = new Check()
{
isChecked = true,
isActive = true,
ColorInCheck = ColorInCheck,
Xpos = kingInCheck.Xpos,
Ypos = kingInCheck.Ypos,
CheckID = -1
};
TrackChecks.Add(newCheck);
Message = ColorPlayingNow == "B" ? "White your king is under threat by black (Check)" : "Black your king is under threat by white (Check)";
}
}
public void OnPost()
{
var res = Request.Form["DataField"];
hasMoved = false;
ReadMovesFromDb();
if (TrackMoves != null && TrackMoves.Count > 0)
{
ColorPlayingNow = TrackMoves.LastOrDefault().Color == Color.White ? "B" : "W";
}
ReadFromDb();
ReadChecksFromDb();
board = PieceManager.UpdateAttackedSpots(ColorPlayingNow != "W" ? Color.White : Color.Black, board);
// var neighbours = obj.Tiles.Where(x => x.Value.Description == DataField);
var movefrom = board.GetTile(DataField1);
var moveto = board.GetTile(DataField2);
var color = ColorPlayingNow == "W" ? Color.White : Color.Black;
var validation = PieceManager.ValidateMove(color, movefrom, moveto, board);
if (!validation)
{
Message = $"Invalid move {color}";
return;
}
var lastCheck = TrackChecks.LastOrDefault();
if (!movefrom.IsEmpty)
{
if (lastCheck != null && lastCheck.isChecked && lastCheck.isActive)
{
var kingInCheck = Getkingincheck(ColorPlayingNow == "W" ? Color.White : Color.Black, board);
var moves = kingInCheck.Piece.GetNeighbours(board);
var EndageredSquared = PieceManager.GetSquaresUnderThreat(ColorPlayingNow == "W" ? Color.White : Color.Black, board);
moves.AddRange(EndageredSquared);
var canMovePieces = new List <Tile>();
if (ColorPlayingNow == "W")
{
var currColor = lastCheck.ColorInCheck == "B" ? "Black" : "White";
//white attacking black, check what squares black is controlling/attacking
if (moves.Any(x => x.isUnderAttackWhite))
{
var squareUnderAttack = moves.Where(x => x.isUnderAttackWhite || (x.Piece != null && x.Piece.Color != Color.Black));
if (!hasMoved)
{
if (movefrom.Piece.GetName() != "king")
{
var currentPlayersPieces = PieceManager.GetPlayersPieces(board, Color.Black);
var currentMoves = currentPlayersPieces.Select(x => x.Piece);
foreach (var piece in currentMoves)
{
foreach (var sq in squareUnderAttack)
{
var canMove = piece.GetNeighbours(board).Any(x => x.Xpos == sq.Xpos && x.Ypos == sq.Ypos);
if (canMove)
{
canMovePieces.Add(currentPlayersPieces.FirstOrDefault(x => x.Piece.GetName() == piece.GetName()));
}
}
}
if (canMovePieces.Any(x => x.Piece.GetName() == movefrom.Piece.GetName()))
{
// Validate move, then Process the move if it passes validation, else return false
var flag = PieceManager.ValidateMove(ColorPlayingNow == "W" ? Color.White : Color.Black, movefrom, moveto, board);
if (!flag)
{
var tmpColor = lastCheck.ColorInCheck == "B" ? "Black" : "White";
Message = $"{tmpColor} - Your king is currently under threat (Check)<br/> Please protect your king to continue";
return;
}
var currentMove = new TrackMove(ColorPlayingNow == "W" ? Color.White : Color.Black, movefrom.Piece.TypeName, movefrom.Description);
TrackMoves.Add(currentMove);
PieceManager.ProcessMove(board, movefrom, moveto, TrackMoves);
PieceManager.UpdateAttackedSpots(Color.Black, board);
lastCheck.isActive = false;
hasMoved = true;
TrackChecks.Add(lastCheck);
ProcessCheck();
ProcessCheckMate();
ChangePlayers();
CompleteWrites();
return;
}
else
{
Message = $"{currColor} - Your king is currently under threat (Check)<br/> Please move your king to continue";
return;
}
}
}
if (!hasMoved)
{
if (movefrom.Piece.GetName() == "king")
{
// Validate can the king move there.
if (moveto.isUnderAttackWhite)
{
Message = $"{currColor} - You cannot move to {moveto.Description}, king is currently under threat (Check)<br/> Please move your king to continue";
return;
}
lastCheck.isActive = false;
var currentMove = new TrackMove(ColorPlayingNow == "W" ? Color.White : Color.Black, movefrom.Piece.TypeName, movefrom.Description);
TrackMoves.Add(currentMove);
PieceManager.ProcessMove(board, movefrom, moveto, TrackMoves);
PieceManager.UpdateAttackedSpots(Color.Black, board);
hasMoved = true;
TrackChecks.Add(lastCheck);
ProcessCheck();
ProcessCheckMate();
ChangePlayers();
CompleteWrites();
return;
}
}
}
}
if (ColorPlayingNow == "B")
{
//Black attacking white, check what squares black is controlling/attacking
if (moves.Any(x => x.isUnderAttackWhite))
{
var squareUnderAttack = moves.Where(x => x.isUnderAttackWhite || (x.Piece != null && x.Piece.Color != Color.White));
if (movefrom.Piece.GetName() != "king")
{
var currentPlayersPieces = PieceManager.GetPlayersPieces(board, Color.White);
var currentMoves = currentPlayersPieces.Select(x => x.Piece);
foreach (var piece in currentMoves)
{
foreach (var sq in squareUnderAttack)
{
var canMove = piece.GetNeighbours(board).Any(x => x.Xpos == sq.Xpos && x.Ypos == sq.Ypos);
if (canMove)
{
canMovePieces.Add(currentPlayersPieces.FirstOrDefault(x => x.Piece.GetName() == piece.GetName()));
}
}
}
if (canMovePieces.Any(x => x.Piece.GetName() == movefrom.Piece.GetName()))
{
var flag = PieceManager.ValidateMove(ColorPlayingNow == "W" ? Color.White : Color.Black, movefrom, moveto, board);
if (!flag)
{
var currColor = lastCheck.ColorInCheck == "B" ? "Black" : "White";
Message = $"{currColor} - Your king is currently under threat (Check)<br/> Please protect your king to continue";
return;
}
var currentMove = new TrackMove(ColorPlayingNow == "W" ? Color.White : Color.Black, movefrom.Piece.TypeName, movefrom.Description);
TrackMoves.Add(currentMove);
PieceManager.ProcessMove(board, movefrom, moveto, TrackMoves);
PieceManager.UpdateAttackedSpots(Color.White, board);
hasMoved = true;
lastCheck.isActive = false;
TrackChecks.Add(lastCheck);
ProcessCheck();
ProcessCheckMate();
ChangePlayers();
CompleteWrites();
return;
}
else
{
var currColor = lastCheck.ColorInCheck == "B" ? "Black" : "White";
Message = $"{currColor} - Your king is currently under threat (Check)<br/> Please move your king to continue";
return;
}
}
if (movefrom.Piece.GetName() == "king")
{
// Validate can the king move there.
if (moveto.isUnderAttackWhite)
{
var currColor = lastCheck.ColorInCheck == "B" ? "Black" : "White";
Message = $"{currColor} - You cannot move to {moveto.Description}, king is currently under threat (Check)<br/> Please move your king to continue";
return;
}
lastCheck.isActive = false;
var currentMove = new TrackMove(ColorPlayingNow == "W" ? Color.White : Color.Black, movefrom.Piece.TypeName, movefrom.Description);
TrackMoves.Add(currentMove);
PieceManager.ProcessMove(board, movefrom, moveto, TrackMoves);
PieceManager.UpdateAttackedSpots(Color.White, board);
hasMoved = true;
TrackChecks.Add(lastCheck);
ProcessCheck();
ProcessCheckMate();
ChangePlayers();
CompleteWrites();
return;
}
}
}
}
if (TrackMoves.Count == 0 && movefrom.Piece.Color != Color.White)
{
ColorPlayingNow = "W";
return;
}
if (!hasMoved)
{
PieceNeighbours = movefrom.Piece.GetNeighbours(board);
if (PieceNeighbours.Any(x => x.Description == moveto.Description))
{
var currentMove = new TrackMove(ColorPlayingNow == "W" ? Color.White : Color.Black, movefrom.Piece.TypeName, movefrom.Description);
TrackMoves.Add(currentMove);
PieceManager.ProcessMove(board, movefrom, moveto, TrackMoves);
hasMoved = true;
ProcessCheck();
ProcessCheckMate();
if (movefrom.Piece != null && movefrom.Piece.GetName() == "king")
{
lastCheck.isActive = false;
}
ChangePlayers();
CompleteWrites();
return;
}
}
}
}
