index.js

/* eslint-disable no-restricted-syntax */
import readlineSync from 'readline-sync';

export const roundsCount = 3;

export const getEngine = (gameRules, gameData) => {
  console.log('Welcome to the Brain Games!');
  const userName = readlineSync.question('May I have your name? ');
  console.log(`Hello, ${userName}!`);
  console.log(gameRules);

  for (const roundData of gameData) {
    const [question, answer] = roundData;
    console.log(`Question: ${question}`);
    const userAnswer = readlineSync.question('You answer: ');
    if (userAnswer !== answer) {
      console.log(`'${userAnswer}' is wrong answer ;(. Correct answer was '${answer}'`);
      console.log(`Let's try again, ${userName}!`);
      return;
    }
    console.log('Correct!');
  }
  console.log(`Congratulations, ${userName}!`);
};