import { Trivial } from '../model/rings';

const checkTrivialAnswers = (
  trivial: Trivial,
  answers: Map<string, string>,
): number => {
  const {
    questions,
    info: { value },
  } = trivial;

  const questionValue = value / questions.length;

  let returnValue = 0;
  for (let i = 0; i < questions.length; i++) {
    const question = questions[i];
    const answer = answers.get(question.id);
    const correct = question.answers.find((a) => a.isCorrect);

    if (answer && correct && answer === correct.id) {
      returnValue += questionValue;
    }
  }

  return returnValue;
};

export default checkTrivialAnswers;