// On which squares is color under check ? (for interface)
getCheckSquares(color)
{
- return this.isAttacked(this.kingPos[color], [this.getOppCol(color)])
+ return this.isAttacked(this.kingPos[color], [V.GetOppCol(color)])
? [JSON.parse(JSON.stringify(this.kingPos[color]))] //need to duplicate!
: [];
}
return pieces["b"].join("") +
"/pppppppp/8/8/8/8/PPPPPPPP/" +
pieces["w"].join("").toUpperCase() +
- " w 1111 -"; //add turn + flags + enpassant
+ " w 0 1111 -"; //add turn + flags + enpassant
}
// "Parse" FEN: just return untransformed string data
}
// Get opponent color
- getOppCol(color)
+ static GetOppCol(color)
{
return (color=="w" ? "b" : "w");
}
// Get next color (for compatibility with 3 and 4 players games)
- getNextCol(color)
+ static GetNextCol(color)
{
- return this.getOppCol(color);
+ return V.GetOppCol(color);
}
// Pieces codes (for a clearer code)
return []; //x isn't first rank, or king has moved (shortcut)
// Castling ?
- const oppCol = this.getOppCol(c);
+ const oppCol = V.GetOppCol(c);
let moves = [];
let i = 0;
const finalSquares = [ [2,3], [V.size.y-2,V.size.y-3] ]; //king, then rook
getAllValidMoves()
{
const color = this.turn;
- const oppCol = this.getOppCol(color);
+ const oppCol = V.GetOppCol(color);
let potentialMoves = [];
for (let i=0; i<V.size.x; i++)
{
atLeastOneMove()
{
const color = this.turn;
- const oppCol = this.getOppCol(color);
+ const oppCol = V.GetOppCol(color);
for (let i=0; i<V.size.x; i++)
{
for (let j=0; j<V.size.y; j++)
// Is color under check after his move ?
underCheck(color)
{
- return this.isAttacked(this.kingPos[color], [this.getOppCol(color)]);
+ return this.isAttacked(this.kingPos[color], [V.GetOppCol(color)]);
}
/////////////////
if (c == "c") //if (!["w","b"].includes(c))
{
// 'c = move.vanish[0].c' doesn't work for Checkered
- c = this.getOppCol(this.turn);
+ c = V.GetOppCol(this.turn);
}
const firstRank = (c == "w" ? V.size.x-1 : 0);
if (V.HasFlags)
{
// Update castling flags if rooks are moved
- const oppCol = this.getOppCol(c);
+ const oppCol = V.GetOppCol(c);
const oppFirstRank = (V.size.x-1) - firstRank;
if (move.start.x == firstRank //our rook moves?
&& this.INIT_COL_ROOK[c].includes(move.start.y))
move.flags = JSON.stringify(this.aggregateFlags()); //save flags (for undo)
if (V.HasEnpassant)
this.epSquares.push( this.getEpSquare(move) );
+ if (!move.color)
+ move.color = this.turn; //for interface
V.PlayOnBoard(this.board, move);
- this.turn = this.getOppCol(this.turn);
+ this.turn = V.GetOppCol(this.turn);
this.movesCount++;
this.updateVariables(move);
}
if (V.HasFlags)
this.disaggregateFlags(JSON.parse(move.flags));
V.UndoOnBoard(this.board, move);
- this.turn = this.getOppCol(this.turn);
+ this.turn = V.GetOppCol(this.turn);
this.movesCount--;
this.unupdateVariables(move);
// Game over
const color = this.turn;
// No valid move: stalemate or checkmate?
- if (!this.isAttacked(this.kingPos[color], [this.getOppCol(color)]))
+ if (!this.isAttacked(this.kingPos[color], [V.GetOppCol(color)]))
return "1/2";
// OK, checkmate
return (color == "w" ? "0-1" : "1-0");
(move.vanish.length > move.appear.length ? "x" : "") + finalSquare;
}
}
-
- // Complete the usual notation, may be required for de-ambiguification
- getLongNotation(move)
- {
- // Not encoding move. But short+long is enough
- return V.CoordsToSquare(move.start) + V.CoordsToSquare(move.end);
- }
-
- // The score is already computed when calling this function
- getPGN(moves, mycolor, score, fenStart, mode)
- {
- let pgn = "";
- pgn += '[Site "vchess.club"]\n';
- const opponent = mode=="human" ? "Anonymous" : "Computer";
- pgn += '[Variant "' + variant + '"]\n';
- pgn += '[Date "' + getDate(new Date()) + '"]\n';
- // TODO: later when users are a bit less anonymous, use better names
- const whiteName = ["human","computer"].includes(mode)
- ? (mycolor=='w'?'Myself':opponent)
- : "analyze";
- const blackName = ["human","computer"].includes(mode)
- ? (mycolor=='b'?'Myself':opponent)
- : "analyze";
- pgn += '[White "' + whiteName + '"]\n';
- pgn += '[Black "' + blackName + '"]\n';
- pgn += '[Fen "' + fenStart + '"]\n';
- pgn += '[Result "' + score + '"]\n\n';
-
- // Print moves
- for (let i=0; i<moves.length; i++)
- {
- if (i % 2 == 0)
- pgn += ((i/2)+1) + ".";
- pgn += moves[i].notation + " ";
- }
-
- return pgn + "\n";
- }
}