Upload email templates to Sparkpost

upload.js

require('dotenv').config()

const fs = require('fs')
const path = require('path')
const SparkPost = require('sparkpost')

const templateFolder = './templates/html/'
const sparkpostApiKey = process.env.SPARKPOST_API_KEY

const client = new SparkPost(sparkpostApiKey)

const defaultCreateOptions = {
  'id': '',
  'name': '',
  'published': true,
  'options': {
    'open_tracking': true,
    'click_tracking': true
  },
  'content': {
    'from': {
      'email': '[email protected]',
      'name': 'Your Company'
    },
    'subject': 'This week\'s news',
    'reply_to': 'James <[email protected]>',
    'text': '',
    'html': ''
  }
}

const defaultUpdateOptions = {
  'content': {
    'from': {
      'email': '[email protected]',
      'name': 'Your Company'
    },
    'subject': 'This week\'s news',
    'reply_to': 'James <[email protected]>',
    'text': '',
    'html': ''
  }
}

const createTemplate = (fileName, content) => {
  return client.templates.create({
    ...defaultCreateOptions,
    id: fileName,
    name: fileName,
    content: {
      ...defaultCreateOptions.content,
      html: content
    }
  })
}

const updateTemplate = (fileName, content) => {
  return client.templates.update(fileName, {
    ...defaultUpdateOptions,
    content: {
      ...defaultUpdateOptions.content,
      html: content
    }
  })
}

fs.readdirSync(templateFolder).forEach(file => {
  const fileName = path.parse(file).name // get filename without extention
  const content = fs.readFileSync(`${templateFolder}/${file}`, 'utf8')
  updateTemplate(fileName, content)
    .then(console.log)
    .catch(err => {
      // if template does not exist yet
      if (err.statusCode === 404) {
        return createTemplate(fileName, content)
          .then(console.log)
          .catch(console.error)
      }
      console.error(err)
    })
})

Simple Node script to automatically upload your email templates to Sparkpost, I use it in combination with MJML which places the compiled HTML files in the template folder.