Advanced Node.js Development

Adding People list in the chat room

Now the first thing we're going to do is figure out exactly what this event is going to look like. Over inside chat.js we can add a listener figuring out what works for us, what does the client really need to get this done? Then we can go ahead and wire up the server to fulfill those needs.

Right inside of chat.js, just below disconnect, we're going to add a new listener, socket.on, and we're going to listen for a brand new event. This one is going to be called updateUserList:

socket.on('disconnect', function() {  console.log('Disconnected from server');});socket.on('updateUserList')

Now updateUserList is going to need to get passed some information. We're going to need the list of users to show instead ...