scramby/lib/cli.js

Generates scrambles for twisty puzzles.

#!/usr/bin/env node
'use strict';

var scramby = require('.');
var meow = require('meow');

var _require = require('chalk'),
    red = _require.red;

var template = '\n  Usage\n    $ scramby\n\n  Options\n    --puzzle, -p  Specify which puzzle you want a scramble for (222 - 777).\n    --count, -c  The amount of scrambles you want.\n\n  Examples\n    $ scramby\n    F  L2 B\' D2 F\' R2 U2 F\' L2 B2 F\' R\' F\' R\' D  R\' D  R  U  F\' R\n\n    $ scramby -c 2\n    F\' D2 B  L2 F  D2 U2 B  F2 U2 F  L  F  U2 R  D2 U\' R  B  L2 F\'\n    U2 R\' D2 L\' F2 D2 L  D2 F2 D2 L  B\' D  U2 B2 L  F  L  B  R  U\'\n\n    $ scramby -p 222 -c 2\n    F  U  F\' U2 R  U  F  R\' F\n    U\' R\' U  R  F  R\' F2 R\'\n';

var options = {
  alias: {
    p: 'puzzle',
    c: 'count'
  }
};

var cli = meow(template, options);
var _cli$flags = cli.flags,
    puzzle = _cli$flags.puzzle,
    _cli$flags$count = _cli$flags.count,
    count = _cli$flags$count === undefined ? 1 : _cli$flags$count;


try {
  var scrambler = scramby(puzzle);
  var scrambles = [];

  for (var i = 0; i < count; i++) {
    scrambles.push(scrambler.getRandomScramble().scrambleString);
  }

  console.log(scrambles.join('\n'));
} catch (err) {
  console.error(red(err.message));
}