categoriesToContentful.js

const createAndPublishCategories = async (categories, spaceId, managementToken, simpleLog = console.log) => {
  const client = contentful.createClient({
    accessToken: managementToken,
    logHandler: (level, data) => simpleLog(`${level} | ${data}`)
  })
  const space = await client.getSpace(spaceId)
  const createdCategories = await Promise.all(categories.map(category => new Promise(async resolve => {
    let cmsCategory
    try {
      cmsCategory = await space.createEntry('blogCategory', {
        fields: {
          categoryName: {
            'en-US': category.name
          }
        }
      })
    } catch(e) {
      throw(Error(e))
    }
    try {
      await cmsCategory.publish()
    } catch(e) {
      throw(Error(e))
    }

    // Save mapping information to contentful.
    cmsCategory.wpCategory = category
    resolve(cmsCategory)
  })))
  return createdCategories
}