{
return b[0]=='c' ? "Checkered/"+b : b;
}
+
static board2fen(b)
{
const checkered_codes = {
return checkered_codes[b[1]];
return ChessRules.board2fen(b);
}
+
static fen2board(f)
{
// Tolerate upper-case versions of checkered pieces (why not?)
return ChessRules.fen2board(f);
}
- static get PIECES() {
+ static get PIECES()
+ {
return ChessRules.PIECES.concat(['s','t','u','c','o']);
}
}
}
- // Aggregates flags into one object
- get flags() {
+ aggregateFlags()
+ {
return [this.castleFlags, this.pawnFlags];
}
- // Reverse operation
- parseFlags(flags)
+ disaggregateFlags(flags)
{
this.castleFlags = flags[0];
this.pawnFlags = flags[1];
{
this.play(move);
const color = this.turn;
- this.moves.push(move); //artifically change turn, for checkered pawns (TODO)
+ // Artifically change turn, for checkered pawns
+ this.turn = this.getOppCol(color);
const kingAttacked = this.isAttacked(
this.kingPos[color], [this.getOppCol(color),'c']);
let res = kingAttacked
- ? [ JSON.parse(JSON.stringify(this.kingPos[color])) ] //need to duplicate!
- : [ ];
- this.moves.pop();
+ ? [JSON.parse(JSON.stringify(this.kingPos[color]))] //need to duplicate!
+ : [];
+ this.turn = color;
this.undo(move);
return res;
}
{
const randFen = ChessRules.GenRandInitFen();
// Add 16 pawns flags:
- return randFen.replace(" 1111 w", " 11111111111111111111 w");
+ return randFen.replace(" w 1111", " w 11111111111111111111");
}
getFlagsFen()
}
// Translate final square
- let finalSquare =
- String.fromCharCode(97 + move.end.y) + (V.size.x-move.end.x);
+ const finalSquare = V.CoordsToSquare(move.end);
- let piece = this.getPiece(move.start.x, move.start.y);
+ const piece = this.getPiece(move.start.x, move.start.y);
if (piece == V.PAWN)
{
// Pawn move
if (move.vanish.length > 1)
{
// Capture
- let startColumn = String.fromCharCode(97 + move.start.y);
+ const startColumn = V.GetColumn(move.start.y);
notation = startColumn + "x" + finalSquare +
"=" + move.appear[0].p.toUpperCase();
}
}
}
}
+
+const VariantRules = CheckeredRules;