Server - streaming to Dialogflow

simpleserver.js

  //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 ...
       });
 
       // 4
       ss(client).on('stream', function(stream, data) {
         const filename = path.basename(data.name);
         stream.pipe(fs.createWriteStream(filename));
         
         //5 ...
       });
   });