private void TryMakeCastling(bool backInTime = false, bool send_events = true)
{
var curr_item = BoardKit.GetFigureFromBoard(CurrentSelectedPosition);
var prev_item = BoardKit.GetFigureFromBoard(PreviousSelectedPosition);
if (curr_item.IsNullObject || prev_item.IsNullObject)
{
return;
}
if (curr_item.Side != prev_item.Side)
{
return;
}
int vert_pos = -1;
if (curr_item.Side == ChessSide.white && curr_item.Pos.vertical == 0 && prev_item.Pos.vertical == 0)
{
vert_pos = 0;
}
else if (curr_item.Side == ChessSide.black && curr_item.Pos.vertical == BoardKit.Max_Y - 1 && prev_item.Pos.vertical == BoardKit.Max_Y - 1)
{
vert_pos = BoardKit.Max_Y - 1;
}
if (vert_pos != -1)
{
bool do_castling = false;
BoardPosition from1 = BoardPosition.None, from2 = BoardPosition.None;
BoardPosition to1 = BoardPosition.None, to2 = BoardPosition.None;
if (prev_item.Type == (byte)ClassicChessItemType.king && prev_item.Pos.horizontal == 4 && curr_item.Type == (byte)ClassicChessItemType.rook)
{
if (curr_item.Pos.horizontal == 0)
{
do_castling = true;
from1 = prev_item.Pos;
to1 = new BoardPosition(2, vert_pos);
from2 = curr_item.Pos;
to2 = new BoardPosition(3, vert_pos);
}
else if (curr_item.Pos.horizontal == BoardKit.Max_X - 1)
{
do_castling = true;
from1 = prev_item.Pos;
to1 = new BoardPosition(BoardKit.Max_X - 2, vert_pos);
from2 = curr_item.Pos;
to2 = new BoardPosition(5, vert_pos);
}
}
else if (prev_item.Type == (byte)ClassicChessItemType.rook && curr_item.Type == (byte)ClassicChessItemType.king)
{
if (prev_item.Pos.horizontal == 0)
{
do_castling = true;
from1 = prev_item.Pos;
to1 = new BoardPosition(3, vert_pos);
from2 = curr_item.Pos;
to2 = new BoardPosition(2, vert_pos);
}
else if (prev_item.Pos.horizontal == BoardKit.Max_X - 1)
{
do_castling = true;
from1 = prev_item.Pos;
to1 = new BoardPosition(5, vert_pos);
from2 = curr_item.Pos;
to2 = new BoardPosition(BoardKit.Max_X - 2, vert_pos);
}
}
if (do_castling)
{
PreviousSelectedPosition = from1;
CurrentSelectedPosition = to1;
BoardKit.SetFigureOnBoard(to1, BoardKit.GetFigureFromBoard(from1));
if (backInTime)
{
BoardKit.GetFigureFromBoard(to1).Steps -= 2;
}
LastPlayerAction = PlayerAction.Move;
if (send_events)
{
OnChanged_Invoke(PreviousPlayer.Side);
}
PreviousSelectedPosition = from2;
CurrentSelectedPosition = to2;
BoardKit.SetFigureOnBoard(to2, BoardKit.GetFigureFromBoard(from2));
if (backInTime)
{
BoardKit.GetFigureFromBoard(to2).Steps -= 2;
}
LastPlayerAction = PlayerAction.Move;
if (send_events)
{
OnChanged_Invoke(PreviousPlayer.Side);
}
CheckForCheckAndMate(send_events);
}
}
}
protected override void TryMove(bool backInTime = false, bool send_events = true)
{
BoardPosition captureOnTheIsle;
IChessItemModel killed_chess;
var prev_item = BoardKit.GetFigureFromBoard(PreviousSelectedPosition);
byte prev_item_type = prev_item.Type;
bool prev_item_is_null = prev_item.IsNullObject;
var curr_item = BoardKit.GetFigureFromBoard(CurrentSelectedPosition);
byte curr_item_type = curr_item.Type;
bool curr_item_is_null = curr_item.IsNullObject;
bool tryMoveResult = BoardKit.TryMoveChessItem(CurrentPlayer.Side, PreviousSelectedPosition, CurrentSelectedPosition, out captureOnTheIsle, out killed_chess);
if (tryMoveResult)
{
AllMoves.Add(new FigureMove(PreviousSelectedPosition, CurrentSelectedPosition, killed_chess, CurrentPlayer.Side));
PreviousPlayer = Players[currentPlayerIndex];
if (++currentPlayerIndex >= Players.Count)
{
currentPlayerIndex = 0;
}
CurrentPlayer = Players[currentPlayerIndex];
}
//If move is ready
if (tryMoveResult)
{
if (!prev_item_is_null && !curr_item_is_null)
{
if (prev_item_type == (byte)ClassicChessItemType.king && curr_item_type == (byte)ClassicChessItemType.rook ||
prev_item_type == (byte)ClassicChessItemType.rook && curr_item_type == (byte)ClassicChessItemType.king)
{
TryMakeCastling(backInTime);
}
else
{
LastPlayerAction = PlayerAction.MoveAndKill;
if (send_events)
{
OnChanged_Invoke(PreviousPlayer.Side);
}
}
}
else
{
LastPlayerAction = PlayerAction.Move;
if (send_events)
{
OnChanged_Invoke(PreviousPlayer.Side);
}
}
CurrentSelectedPosition = BoardPosition.None;
PreviousSelectedPosition = BoardPosition.None;
CheckForCheckAndMate(send_events);
}
else
{
CurrentSelectedPosition = PreviousSelectedPosition;
PreviousSelectedPosition = BoardPosition.None;
}
}
