getBookByNamePromise

getBookByNamePromise.js

getBookByName('Art of War').then((book) => {
  if (book) {
    checkIfBookExists(book.ISBN).then((data) => {
      if (data.stock > 0) {
        getTheBookPrice(data.ISBN).then((response) => {
          console.log(response.offers.booksrun.new.price); // uff 😅
        });
      }
    });
  } else {
    console.log('Book not found!');
  }
});