bmelnychuk

import { getQuestions, getQuestion } from '../../../question-store';

export default class QuestionStoreRepository implements QuestionRepository {
    async getAvailableQuestions(categoryId: string): Promise<Question[]> {
        const rawQuestions = await getQuestions(categoryId);
        return rawQuestions.map(rawQuestion => new Question(
            rawQuestion.id,
            rawQuestion.question,
            rawQuestion.answer
        ));

bmelnychuk

const questionGenerationPolicy = new RandomNextQuestionPolicy();
const answerValidationPolicy = new TextEqualityAnswerValidationPolicy();
const questionRepository = new QuestionStoreRepository();

const getNextQuestionUseCase = new GetNextQuestion(
    questionRepository, questionGenerationPolicy
);
const answerQuestionUseCase = new AnswerQuestion(
    questionRepository, answerValidationPolicy