chlss/dist/boardObj.js

Open-Source Chess Engine in TypeScript.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.BoardObj = void 0;
const fen_1 = require("./fen");
const board_1 = require("./board");
const moveGenerator_1 = require("./moveGenerator");
const moveMaker_1 = require("./moveMaker");
const uci_1 = require("./uci");
const termination_1 = require("./termination");
const colour_1 = require("./colour");
class BoardObj {
    constructor(fen = undefined) {
        this.board = board_1.Board.createEmpty();
        if (fen) {
            this.fen(fen);
        }
    }
    fen(setFen = undefined) {
        if (!setFen)
            return fen_1.FEN.writeFEN(this.board);
        fen_1.FEN.loadFEN(setFen, this.board);
        return setFen;
    }
    pose() {
        return this.board.position;
    }
    pushUci(uci) {
        const legalMoves = this.legalMoves();
        const move = uci_1.UCI.parse(uci, legalMoves, this.board.position);
        this.push(move);
    }
    legalMoves() {
        return moveGenerator_1.MoveGenerator.generateLegalMoves(this.board, this.board.toMove);
    }
    legalMovesUci() {
        const moves = this.legalMoves();
        const r = [];
        for (const move of moves) {
            if (move.isPromo) {
                move.promotion = "knight";
                r.push(uci_1.UCI.write(move));
                move.promotion = "rook";
                r.push(uci_1.UCI.write(move));
                move.promotion = "queen";
                r.push(uci_1.UCI.write(move));
                move.promotion = "bishop";
                r.push(uci_1.UCI.write(move));
                move.promotion = undefined;
            }
            else {
                const uci = uci_1.UCI.write(move);
                r.push(uci);
            }
        }
        return r;
    }
    push(move) {
        return moveMaker_1.MoveMaker.makeMove(this.board, move);
    }
    getEnemyMoves() {
        return moveGenerator_1.MoveGenerator.generateLegalMoves(this.board, colour_1.Colours.inverseColour(this.board.toMove));
    }
    getTermination() {
        const legalMoves = this.legalMoves();
        return termination_1.TerminationApi.getTermination(this.board, legalMoves, this.getEnemyMoves());
    }
    getColour() {
        return this.board.toMove;
    }
}
exports.BoardObj = BoardObj;