src/games/calc.js
import getRandomInt from '../getRandomInt';
import { makeGame } from '../api';
import buildGame from '..';
const min = 1;
const max = 100;
const operators = '+-*';
const createCorrectAnswer = (a, b, operator) => {
switch (operator) {
case '+':
return a + b;
case '-':
return a - b;
case '*':
return a * b;
default:
break;
}
return null;
};
const description = 'What is the result of the expression?';
const createGameData = () => {
const randomValue1 = getRandomInt(min, max);
const randomValue2 = getRandomInt(min, max);
const operator = operators[getRandomInt(0, operators.length - 1)];
const task = `${randomValue1} ${operator} ${randomValue2}`;
const correctAnswer = createCorrectAnswer(randomValue1, randomValue2, operator);
return makeGame(task, correctAnswer);
};
export default () => buildGame(createGameData, description);