{
if (moves.length == 0)
return [];
- let color = this.turn;
- return moves.filter(m => { return !this.underCheck(m, color); });
+ return moves.filter(m => { return !this.underCheck(m); });
}
// Search for all valid moves considering current turn (for engine and game end)
// No: if happen on last 1/2 move, could lead to forbidden moves, wrong evals
return this.filterValid(potentialMoves);
}
-
+
// Stop at the first move found
atLeastOneMove()
{
const color = this.turn;
const oppCol = this.getOppCol(color);
let [sizeX,sizeY] = VariantRules.size;
- for (var i=0; i<sizeX; i++)
+ for (let i=0; i<sizeX; i++)
{
- for (var j=0; j<sizeY; j++)
+ for (let j=0; j<sizeY; j++)
{
if (this.board[i][j] != VariantRules.EMPTY && this.getColor(i,j) != oppCol)
{
const moves = this.getPotentialMovesFrom([i,j]);
if (moves.length > 0)
{
- for (let i=0; i<moves.length; i++)
+ for (let k=0; k<moves.length; k++)
{
- if (this.filterValid([moves[i]]).length > 0)
+ if (this.filterValid([moves[k]]).length > 0)
return true;
}
}
play(move, ingame)
{
- console.log("play " + this.getNotation(move));
- console.log(JSON.stringify(move));
+ // DEBUG:
+// if (!this.states) this.states = [];
+// if (!ingame) this.states.push(JSON.stringify(this.board));
+
if (!!ingame)
move.notation = this.getNotation(move);
this.moves.pop();
this.unupdateVariables(move);
this.parseFlags(JSON.parse(move.flags));
- console.log("undo " + this.getNotation(move));
+
+ // DEBUG:
+// let state = this.states.pop();
+// if (JSON.stringify(this.board) != state)
+// debugger;
}
//////////////
getComputerMove()
{
const color = this.turn;
-
- // Rank moves using a min-max at depth 2
let moves1 = this.getAllValidMoves();
+ // Rank moves using a min-max at depth 2
for (let i=0; i<moves1.length; i++)
{
moves1[i].eval = (color=="w" ? -1 : 1) * 1000; //very low, I'm checkmated
for (let j=1; j<moves1.length && moves1[j].eval == moves1[0].eval; j++)
candidates.push(j);
- //console.log(moves1.map(m => { return [this.getNotation(m), m.eval]; }));
+// console.log(moves1.map(m => { return [this.getNotation(m), m.eval]; }));
return moves1[_.sample(candidates, 1)];
}
pgn += '[Site "vchess.club"]<br>';
const d = new Date();
const opponent = mode=="human" ? "Anonymous" : "Computer";
+ pgn += '[Variant "' + variant + '"]<br>';
pgn += '[Date "' + d.getFullYear() + '-' + (d.getMonth()+1) + '-' + d.getDate() + '"]<br>';
pgn += '[White "' + (mycolor=='w'?'Myself':opponent) + '"]<br>';
pgn += '[Black "' + (mycolor=='b'?'Myself':opponent) + '"]<br>';