- getPotentialPawnMoves([x, y]) {
- const color = this.turn;
- let moves = [];
- const [sizeX, sizeY] = [V.size.x, V.size.y];
- const shiftX = color == "w" ? -1 : 1;
- const startRank = color == "w" ? sizeX - 2 : 1;
- const lastRank = color == "w" ? 0 : sizeX - 1;
- const finalPieces =
- x + shiftX == lastRank ? [V.ROOK, V.KNIGHT, V.BISHOP, V.QUEEN] : [V.PAWN];
-
- // One square diagonally
- for (let shiftY of [-1, 1]) {
- if (this.board[x + shiftX][y + shiftY] == V.EMPTY) {
- for (let piece of finalPieces) {
- moves.push(
- this.getBasicMove([x, y], [x + shiftX, y + shiftY], {
- c: color,
- p: piece
- })
- );
- }
- }
- }
- // Capture
- if (
- this.board[x + shiftX][y] != V.EMPTY &&
- this.canTake([x, y], [x + shiftX, y])
- ) {
- for (let piece of finalPieces)
- moves.push(
- this.getBasicMove([x, y], [x + shiftX, y], { c: color, p: piece })
- );
- }
-
- return moves;
- }
-