Create a collection of books from an array of isbns

gridsome.server.js

const axios = require('axios')

allBooks = [
  {
    isbn: "9781491997246",
    status: "read",
    review: "Will be applying this one to my Mzango build soon."
  },
  {
    isbn: "9781484238042",
    status: "read",
    review: "This one helped me get my head around Vuex."
  },
  {
    isbn: "9781617294624",
    status: "unread",
    review: ""
  },
]

module.exports = function (api) {

    api.loadSource(async store => {
        let books = []
    
        for (const book of allBooks) {
    
          const res = await axios.get(`http://openlibrary.org/api/books?bibkeys=isbn:${book.isbn}&format=json&jscmd=data`)
          
          if (res.data[`isbn:${book.isbn}`]) {
            books.push(res.data[
                `isbn:${book.isbn}`,
                `status:${book.status}`,
                `review:${book.review}`
            ])
          }
        }
    
        const contentType = store.addCollection({
          typeName: 'Book',
          route: 'about/library/:title'
        })
    
        for (const item of books) {
          contentType.addNode({
            isbn: item.isbn,
            title: item.title,
            date: item.publish_date,
            status: item.status,
            review: item.review,
            fields: {
              ...item
            }
          })
        }
    })
}