Listening to user updates and updating the connected sockets

app.js

const path = require('path');
const favicon = require('serve-favicon');
const compress = require('compression');
const cors = require('cors');
const helmet = require('helmet');
const bodyParser = require('body-parser');

const feathers = require('feathers');
const configuration = require('feathers-configuration');
const hooks = require('feathers-hooks');
const rest = require('feathers-rest');
const socketio = require('feathers-socketio');

const middleware = require('./middleware');
const services = require('./services');
const appHooks = require('./app.hooks');

const authentication = require('./authentication');

const app = feathers();

// Load app configuration
app.configure(configuration(path.join(__dirname, '..')));
// Enable CORS, security, compression, favicon and body parsing
app.use(cors());
app.use(helmet());
app.use(compress());
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));
app.use(favicon(path.join(app.get('public'), 'favicon.ico')));
// Host the public folder
app.use('/', feathers.static(app.get('public')));

// Set up Plugins and providers
app.configure(hooks());
app.configure(rest());
app.configure(socketio());

app.configure(authentication);

// Set up our services (see `services/index.js`)
app.configure(services);

app.service('users').on('patched', function (user) {
  const userId = user._id || user.id
  debugger
  if (app.io) {
    Object.keys(app.io.sockets.sockets).forEach(socketId => {
      const socket = app.io.sockets.sockets[socketId]
      const socketUser = socket.feathers && socket.feathers.user

      if (socketUser) {
        const socketUserId = socketUser._id || socketUser.id

        if (userId === socketUserId) {
          Object.assign(socketUser, user)
        }
      }
    })
  }
})

// Remove all users
app.service('users').remove(null, {})
  .then(() => app.service('users').create({
    email: '[email protected]'
  }))
  .then(user => {
    return app.service('users').patch(user._id, { email: '[email protected]' })
  })
  .then(user => {
    debugger
  })


// Configure middleware (see `middleware/index.js`) - always has to be last
app.configure(middleware);
app.hooks(appHooks);

module.exports = app;