brain-game/dist/games/brain-balance.js

simple game

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _ = require('../');

var _2 = _interopRequireDefault(_);

var _utils = require('../utils');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

const description = 'Balance the given number.\n';

const generate = () => (0, _utils.getRandomInt)(100, 1000);

const isBalansed = numArray => numArray[numArray.length - 1] - numArray[0] <= 1;

const smooth = arr => {
  const smoothedArray = arr.slice();
  smoothedArray[0] = arr[0] + 1;
  smoothedArray[smoothedArray.length - 1] = arr[arr.length - 1] - 1;
  return smoothedArray.sort().slice();
};

const balance = number => {
  const sortedArray = (0, _utils.numToSortedArray)(number);
  if (isBalansed(sortedArray)) {
    return (0, _utils.arrayToInt)(sortedArray);
  }
  const smoothed = smooth(sortedArray);
  return balance((0, _utils.arrayToInt)(smoothed));
};

const toString = number => number.toString();

exports.default = () => (0, _2.default)(description, generate, balance, toString);