const http = require('http');
const bsock = require('bsock');
const io = bsock.createServer();
const server = http.createServer();

io.attach(server);

io.on('socket', (socket) => {
  // Bind = listen for event
  socket.bind('bar', (data) => {
    console.log('Received bar: %s.', data.toString('ascii'));
  });
  // Hook = listen for call (event + ack)
  socket.hook('foo', async () => {
    return Buffer.from('bar');
  });
});

server.listen(8000);

const socket = bsock.connect(8000);

socket.on('connect', async () => {
  console.log('Calling foo...');
  // Call = emit event and wait for ack
  const data = await socket.call('foo');
  console.log('Response for foo: %s.', data.toString('ascii'));
  console.log('Sending bar...');
  // Fire = emit event
  socket.fire('bar', Buffer.from('baz'));
});