getAuthors callback from App.tsx in React-Native TypeORM setup

getAuthors.tsx

const getAuthors = useCallback(async () => {
  const authorRepository = getRepository(Author);
  let result = await authorRepository.find();
  if (result.length === 0) {
    const newAuthor = new Author();
    newAuthor.birthdate = '10–03–1940';
    newAuthor.name = 'Chuck Norris';
    await authorRepository.save(newAuthor);
    result = await authorRepository.find();
  }
  setAuthors(result);
}, []);