igbes-hexletproject-1/dist/games/prime.js

консольная игра brain-games

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _utils = _interopRequireDefault(require("../utils"));

var _gameEngine = _interopRequireDefault(require("../game-engine"));

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

const task = 'Answer "yes" if given number is prime. Otherwise answer "no".';

const isPrime = number => {
  if (number < 2) return false;
  const lastElem = Math.floor(Math.sqrt(number));

  const iter = num => {
    if (num === lastElem + 1 && lastElem > 2 || num === number) return true;
    if (number % num === 0) return false;
    return iter(num + 1);
  };

  return iter(2);
};

const yesOrNo = num => isPrime(num) ? 'yes' : 'no';

const prime = () => {
  const randomNumber = (0, _utils.default)(-10, 100);
  const rightAnswer = yesOrNo(randomNumber);
  const question = `${randomNumber}`;
  return [rightAnswer, question];
};

var _default = () => (0, _gameEngine.default)(task, prime);

exports.default = _default;
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