text: /* eslint-disable */
  const sanityClient = require('@sanity/client')
  
  /*
   * You will need to configure environment variables for Sanity.io project id,
   * dataset name, and a token with write access. The variables are named
   *
   * SANITY_PROJECTID
   * SANITY_DATASET
   * SANITY_TOKEN
   *
   * Create a Sanity.io token at https://manage.sanity.io by selecting your
   * project, going to Settings -> API and adding a new token with write access.
   *
   * Read more about configuring Netlify environment variables at
   * https://docs.netlify.com/configure-builds/environment-variables/#declare-variables
   */
  const client = sanityClient({
    projectId: process.env.SANITY_PROJECTID,
    dataset: process.env.SANITY_DATASET,
    token: process.env.SANITY_TOKEN,
    useCdn: false,
  })
  
  /*
   * A function for writing to a Sanity.io dataset with a write access token.
   *
   * In this example we accept POST requests with the following JSON body
   *
   * {
   *    "author": "A name",
   *    "message": "What I want to say"
   * }
   *
   * Then we construct an object to save in Sanity.io and return the full saved
   * object back to our caller
   */
  exports.handler = async event => {
    if (!event.httpMethod === 'POST') {
      return {
        statusCode: 400,
        body: 'unrecognized HTTP Method, only POST allowed',
      }
    }
  
    const payload = JSON.parse(event.body)
    if (!payload.message) {
      return { status: 400, body: "Missing 'message'" }
    }
  
    const document = {
      _type: 'comment',
      status: 'waitingApproval', // Some workflow state
      author: payload.author || 'Anonymous',
      message: payload.message,
    }
  
    return client
      .create(document)
      .then(result => {
        return {
          statusCode: 200,
          headers: { 'Content-Type': 'application/json' },
          body: JSON.stringify(result),
        }
      })
      .catch(error => {
        return {
          headers: { 'Content-Type': 'application/json' },
          statusCode: 500,
          body: error.responseBody || JSON.stringify({ error: 'An error occurred' }),
        }
      })
  }
  