Responding to a text to a Twilio number from Azure (for Mean Girls Day app)

index.js

// We're using Twilio in this app, and getting ready to send a message response
const MessagingResponse = require('twilio').twiml.MessagingResponse;

// We're exporting our function from Azure
module.exports = function (context) {
  // Logging what's happening in Azure
  context.log('JavaScript HTTP trigger function processed a request.');

  // Create a new TwiML response
  const response = new MessagingResponse();
  // Send a string in that response, in this case, "It's October 3rd"
  response.message("It's October 3rd.");

  // Log that response to the console
  console.log(response)
  
  // The format of the response we're sending back to Twilio
  context.res = {
    status: 200,
    body: response.toString(),
    headers: { 'Content-Type': 'application/xml' },
    isRaw: true
  };

  // End the function once executed
  context.done();
};