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feat : great & brilliant v1

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This commit is contained in:
GuillaumeSD
2024-03-10 17:46:49 +01:00
parent 7421258e4e
commit dbefd0b844
4 changed files with 30 additions and 26 deletions
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12
src/lib/chess.ts
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@@ -130,19 +130,25 @@ export const getIsPieceSacrifice = (
playedMove: string,
bestLinePvToPlay: string[]
): boolean => {
if (playedMove.slice(2, 4) !== bestLinePvToPlay[0].slice(2, 4)) return false;
const exchangeSquare = playedMove.slice(2, 4);
if (bestLinePvToPlay[0].slice(2, 4) !== exchangeSquare) return false;
const game = new Chess(fen);
const whiteToPlay = game.turn() === "w";
const startingMaterialDifference = getMaterialDifference(fen);
game.move(uciMoveParams(playedMove));
game.move(uciMoveParams(bestLinePvToPlay[0]));
for (const move of bestLinePvToPlay) {
if (move.slice(2, 4) !== exchangeSquare) break;
game.move(uciMoveParams(move));
}
const endingMaterialDifference = getMaterialDifference(game.fen());
const materialDiff = endingMaterialDifference - startingMaterialDifference;
const materialDiffPlayerRelative = whiteToPlay ? materialDiff : -materialDiff;
return materialDiffPlayerRelative < 0;
return materialDiffPlayerRelative < -1;
};
export const getMaterialDifference = (fen: string): number => {