This you should not do

ow_promise_blog_blocked.js

'use strict';

const gmap = require('@google/maps');

function location(params) {

  const latlng = JSON.parse(JSON.stringify(params.coords))

  const gmapClient = gmap.createClient({
    key: process.env.GOOGLE_MAPS_API_KEY
  })

  return new Promise(function (resolve, reject) {
    gmapClient.reverseGeocode({
      "latlng": latlng,
      "result_type": "postal_code"
    }, function (results, status) {
      let respStatus = response.json.status
      if (respStatus === 'OK') {
        resolve({ status: respStatus, location: response.json.results[0].formatted_address })
      } else {
        reject({ status: respStatus, location: "" })
      }
    })
  });
}

global.main = location;