savelee

 // 1)
 async function transcribeAudioStream(audio, cb) {
    // 2)
    const recognizeStream = speechClient.streamingRecognize(request)
    // 3)
    .on('data', function(data){
      console.log(data);
      cb(data);
    })
    // 4)

savelee

 // 1)
  speechClient = new speech.SpeechClient();
 
  // 2)
  request = {
     config: {
       sampleRateHertz: sampleRateHertz,
       encoding: encoding,
       languageCode: languageCode
     },

savelee

// 1) 
 async function detectIntentStream(audio, cb) {
   // 2)
   const stream = sessionClient.streamingDetectIntent()
     .on('data', function(data){
       // 3)
       if (data.recognitionResult) {
         console.log(
           `Intermediate transcript:
           ${data.recognitionResult.transcript}`

savelee

// 1)
sessionId = uuid.v4();
// 2)
sessionClient = new df.SessionsClient();
sessionPath = sessionClient.sessionPath(projectId, sessionId);
// 3)
request = {
  session: sessionPath,
  queryInput: {
    // 4)

savelee

  //1
   io.on('connect', (client) => {
       //2
       client.on('message', async function(data) {
           const dataURL = data.audio.dataURL.split(',').pop();
           let fileBuffer = Buffer.from(dataURL, 'base64');
          
           //3 ...
       });
 

savelee

               // 1)
               timeSlice: 4000,
 
               // 2)
               // as soon as the stream is available
               ondataavailable: function(blob) {
 
                   // 3
                   // making use of socket.io-stream for bi-directional
                   // streaming, create a stream

savelee

// 1)
   stopRecording.onclick = function() {
       // recording stopped
       startRecording.disabled = false;
       stopRecording.disabled = true;
 
       // stop audio recorder
       recordAudio.stopRecording(function() {
           // after stopping the audio, get the audio data
           recordAudio.getDataURL(function(audioDataURL) {

savelee

 //1)   
   const startRecording = document.getElementById('start-recording');
   const stopRecording = document.getElementById('stop-recording');
   let recordAudio;
 
   //2)
   const socketio = io();
   const socket = socketio.on('connect', function() {
       startRecording.disabled = false;
   });

savelee

const dialogflow = require('dialogflow');

const client = new dialogflow.v2beta1.AgentsClient({
  // optional auth parameters.
});


client.getValidationResult({})
  .then(responses => {
    const response = responses[0];

savelee

const uuid = require('uuid');
const df = require('dialogflow').v2beta1;

const sessionId = uuid.v4();
const sessionClient = new df.SessionsClient();
const sessionPath = sessionClient.sessionPath(projectId, sessionId);

let request = {
  session: sessionPath,
  queryInput: {