index.js

import readline from 'readline';
import PuzzleBoard from './app/PuzzleBoard.js';
import printBoard from './app/printBoard.js';
import config from './app/config.js';
import {DIRECTIONS, BOARD_STATUSES} from './app/constants.js';

readline.emitKeypressEvents(process.stdin);
process.stdin.setRawMode(true);

console.log('Welcome!\nPlease use arrows to navigate.\nGood luck!\n\n');

const puzzle = new PuzzleBoard({
    size: config.boardSize
});
const board = puzzle.create();

printBoard(board.values);

process.stdin.on('keypress', function(s, key) {
    if (key.name === 'c' && key.ctrl) {
        console.log('Thanks for playing. Buy :)');
        process.exit();
    }

    if (!key.name in DIRECTIONS) {
        return;
    }

    console.log(`Moving ${key.name}... \n`);

    const board = puzzle.makeMove(key.name);

    printBoard(board.values);

    if (board.status === BOARD_STATUSES.finished) {
        console.log('Congratulations! Well done :)');
        process.exit();
    }
});