Chess stuff

Chess utility to handle whole game or particular positions. Provides work with board, squares and pieces.

Install

Server

$ npm install chessstuff

Client

1. Copy lib file (chessstuff.min.js).
2. Add to html file link to copied file.
3. Now you can use window.chessstuff or just chessstuff object.

Usage

> chessstuff.Board.INITIAL_FEN;
'rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1'
> var board = new chessstuff.Board(chessstuff.Board.INITIAL_FEN);
undefined
> board.movePiece('g2', 'g4');
{
  positionIsLegal: true,
  FEN: 'rnbqkbnr/pppppppp/8/8/6P1/8/PPPPPP1P/RNBQKBNR b KQkq g3 0 1',
  insufficientMaterial: false,
  transformation: false,
  result: null,
  success: true,
  description: ''
}
> board.movePiece('e7', 'e5');
{
  positionIsLegal: true,
  FEN: 'rnbqkbnr/pppp1ppp/8/4p3/6P1/8/PPPPPP1P/RNBQKBNR w KQkq e6 0 2',
  insufficientMaterial: false,
  transformation: false,
  result: null,
  success: true,
  description: ''
}
> board.movePiece('f2', 'f3');
{
  positionIsLegal: true,
  FEN: 'rnbqkbnr/pppp1ppp/8/4p3/6P1/5P2/PPPPP2P/RNBQKBNR b KQkq - 0 2',
  insufficientMaterial: false,
  transformation: false,
  result: null,
  success: true,
  description: ''
}
> board.movePiece('d8', 'h4');
{
  positionIsLegal: true,
  FEN: 'rnb1kbnr/pppp1ppp/8/4p3/6Pq/5P2/PPPPP2P/RNBQKBNR w KQkq - 1 3',
  insufficientMaterial: false,
  transformation: false,
  result: [ 0, 1 ],
  success: true,
  description: ''
}

Tutorial

View tutorial