audio lext test

index.js

var AWS = require('aws-sdk');

AWS.config.update({
    accessKeyId: "__id__",
    secretAccessKey: "__secret__",
});

var lexruntime = new AWS.LexRuntime({region: 'us-east-1'});


// // TEXT REQUEST -> TEXT RESPONSE
// var params = {
//   botAlias: 'StephenChatEngineExample', // required */
//   botName: 'StephenChatEngineExample', // required */
//   userId: 'irdfvbdefb', // required */
//   inputText: 'yo',
// };

// lexruntime.postText(params, function (err, data) {
//   if (err) console.log(err, err.stack); // an error occurred
//   else     console.log(data);           // successful response
// });

// var audioBuffer;

// TEXT REQUEST -> AUDIO AND TEXT RESPONSE
var params = {
  botAlias: 'StephenChatEngineExample', /* required */
  botName: 'StephenChatEngineExample', /* required */
  contentType: 'text/plain; charset=utf-8', /* required */
  inputStream: 'hi stephen', /* required */
  userId: 'rthrthrthr', /* required */
  accept: 'audio/pcm',
};

lexruntime.postContent(params, function (err, data) {
  if (err) console.log(err, err.stack); // an error occurred
  else     console.log(data);           // successful response
  audioBuffer = data.audioStream;

  // audioBuffer = Buffer.from(audioBuffer).toString('base64');
  // audioBuffer = Buffer.from(audioBuffer, 'base64').toString('ascii');

  // AUDIO REQUEST -> AUDIO AND TEXT RESPONSE
  var params = {
    botAlias: 'StephenChatEngineExample', /* required */
    botName: 'StephenChatEngineExample', /* required */
    // accept: 'audio/*',
    contentType: 'audio/l16; rate=16000; channels=1',
    inputStream: audioBuffer, /* required */
    userId: 'rthrthrthrth546h5', /* required */
  };

  lexruntime.postContent(params, function (err, data) {
    if (err) console.log(err, err.stack); // an error occurred
    else     console.log(data);           // successful response
  });
});