project-magzhan-brgms/dist/games/prime.js

This a brain-games project from Hexlet

"use strict";

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

var _ = _interopRequireDefault(require(".."));

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

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

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

const isPrimeInteger = num => {
  if (num <= 1) {
    return false;
  }

  if (num <= 3) {
    return true;
  }

  if (num % 2 === 0 || num % 3 === 0) {
    return false;
  }

  for (let i = 5; i < num / 2; i += 1) {
    if (num % i === 0) {
      return false;
    }
  }

  return true;
};

const generateGame = () => {
  const numberToCheck = (0, _utils.default)(-100, 1000);
  const question = numberToCheck;
  const rightAnswer = isPrimeInteger(numberToCheck) ? 'yes' : 'no';
  return {
    question,
    rightAnswer
  };
};

const prime = () => (0, _.default)(taskExplanationMessage, generateGame);

var _default = prime;
exports.default = _default;
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