make-call.js

require('dotenv').config({ path: __dirname + '/../.env' })

const TO_NUMBER = process.env.TO_NUMBER
const NEXMO_NUMBER = process.env.NEXMO_NUMBER

const NEXMO_API_KEY = process.env.NEXMO_API_KEY
const NEXMO_API_SECRET = process.env.NEXMO_API_SECRET
const NEXMO_APPLICATION_ID = process.env.NEXMO_APPLICATION_ID
const NEXMO_APPLICATION_PRIVATE_KEY_PATH = __dirname + "/../" + process.env.NEXMO_APPLICATION_PRIVATE_KEY_PATH

const Nexmo = require('nexmo')

const nexmo = new Nexmo({
  apiKey: NEXMO_API_KEY,
  apiSecret: NEXMO_API_SECRET,
  applicationId: NEXMO_APPLICATION_ID,
  privateKey: NEXMO_APPLICATION_PRIVATE_KEY_PATH
})

const ANSWER_URL = 'https://developer.nexmo.com/ncco/tts.json'

nexmo.calls.create({
  to: [{
    type: 'phone',
    number: TO_NUMBER
  }],
  from: {
    type: 'phone',
    number: NEXMO_NUMBER
  },
  answer_url: [ANSWER_URL]
}, (error, response) => {
  if (error) console.error(error)
  if (response) console.log(response)
})