Musical mojo

index.js

const functions = require('firebase-functions');
const lodash = require('lodash');
const {
  dialogflow,
  HtmlResponse
} = require('actions-on-google');

const firebaseConfig = JSON.parse(process.env.FIREBASE_CONFIG);

const introBGM = require('./prompts/audio');
const categories = require('./data/categories');

const app = dialogflow({
  debug: true
});


app.intent('Default Welcome Intent', (conv) => {  
  const randomNumber = Math.floor(Math.random() * 10);
  const introMusic = lodash.shuffle(introBGM)[randomNumber];
  const isExistingUser = conv.user.last.seen;

  if (conv.user.last.seen) {
    conv.ask(`<speak>${introMusic} Welcome back to Musical Mojo</speak>`);
  } else {
    conv.ask(`<speak>${introMusic} Welcome to Musical Mojo you can select a language where you can listen to the music and answer the question.Listen as much as you can</speak>`);
  }
  conv.ask(new HtmlResponse({
    url: `https://${firebaseConfig.projectId}.firebaseapp.com/`,
    data: {
      scene: 'WELCOME',
      categories,
      isExistingUser
    }
  }));
});

exports.fulfillment = functions.https.onRequest(app);