app.js

'use strict'

require('dotenv').config({silent: true});

var middleware = require('botkit-middleware-watson')({
  username: process.env.CONVERSATION_USERNAME,
  password: process.env.CONVERSATION_PASSWORD,
  workspace_id: process.env.WORKSPACE_ID,
  version_date: '2017-05-26'
});

// If your data center region uses IAM, use this instead of the above auth method
//var middleware = require('botkit-middleware-watson')({
//  iam_apikey: YOUR_API_KEY,
//  url: YOUR_ASSISTANT_URL,
//  workspace_id: YOUR_WORKSPACE_ID,
//  version: '2018-07-10',
//});

var TwilioSMSBot = require('botkit-sms');
var controller = TwilioSMSBot({
  account_sid: process.env.ACCOUNT_SID,
  auth_token: process.env.AUTH_TOKEN,
  twilio_number: process.env.TWILIO_NUMBER
});

let bot = controller.spawn({})

controller.setupWebserver('8000', function (err, webserver) {
  if (err) console.log(err)
  controller.createWebhookEndpoints(controller.webserver, bot, function () {
    console.log('TwilioSMSBot is online!');
  })
});

controller.hears(['.*'], 'message_received', function (bot, message) {
  middleware.interpret(bot, message, function(err) {
      bot.reply(message, message.watsonData.output.text[0]);
    })
});