import { ChessInstance } from "chess.js";
import { PieceCode } from "../enums/PieceCode";
import { Position } from "../interfaces/Position";
import { XYCoordinates } from "../interfaces/XYCoordinates";
import { Move } from "../interfaces/Move";
import { PieceColor } from "../types/PieceColor";
/**
 * @param a1-h8
 * @return true if the Chess square is light
 */
export declare const isLightSquare: (coordinates: string) => boolean;
/**
 * @param a1-h8
 * @return file index: 0-7
 */
export declare const getFileIndex: (coordinates: string) => number;
/**
 * @param a1-h8
 * @return rank index: 0-7
 */
export declare const getRankIndex: (coordinates: string) => number;
/**
 * @param a1-h8
 * @return rank name: 1-8
 */
export declare const getRankNameFromCoordinates: (coordinates: string) => string;
/**
 * @param a1-h8
 * @return rank name: a-h
 */
export declare const getFileNameFromCoordinates: (coordinates: string) => string;
/**
 * @param pieceCode (ie: wP, bK, wQ, etc)
 * @return PieceColor
 */
export declare const getColorFromPieceCode: (pieceCode: PieceCode) => PieceColor;
export declare const getDistanceBetweenSquares: (sourceCoordinates: string, targetCoordinates: string) => number;
/**
 * @param sourceSquare a1-h8
 * @param targetSquares Array of coordinates a1-h8
 * @return Coordinates of nearest squares in targetSquares list
 */
export declare const getNearestSquare: (sourceSquare: string, targetSquares: string[]) => string | undefined;
export declare const getPieceCoordinatesFromPosition: (pieceCode: PieceCode, position: Position) => string[];
export declare const getPositionDiff: (currentPosition: Position, previousPosition: Position) => Record<string, string>;
export declare const getSquareXYCoordinates: (algebraicCoordinates: string, boardWidth: number, orientation: PieceColor) => XYCoordinates;
export declare const getSquareAlgebraicCoordinates: (xYCoordinates: XYCoordinates, boardWidth: number, orientation: PieceColor) => string;
export declare const convertFenToPositionObject: (fen: string) => Position;
export declare const isValidFen: (fen: any) => boolean;
export declare const isValidPositionObject: (position: any) => boolean;
export declare const getValidMoves: (game: ChessInstance) => Record<string, string[]>;
export declare const isValidMove: (game: ChessInstance, move: Move) => boolean;
export declare const getTurnColor: (game: ChessInstance | null) => PieceColor;
export declare const getKingSquare: (position: Position, color: PieceColor) => string | undefined;
export declare const getOccupationSquares: (position: Position, destinationSquares: string[]) => string[];