integrating socket.io

index.html

@@ -19,5 +19,10 @@
 <ul id="messages"></ul>
 	<form id="form" action="">
 	<input id="input" autocomplete="off" /><button>Send</button>
-</form>											    </body>
+</form>
+<script src="/socket.io/socket.io.js"></script>
+	<script>
+		  var socket = io();
+	</script>
+</body>
 </html>

index.js

@@ -2,11 +2,20 @@ const express = require('express');
 const app = express();
 const http = require("http");
 const server = http.createServer(app);
+const { Server } = require("socket.io");
+const io = new Server(server);
 
 app.get('/', (req, res) => {
 	res.sendFile(__dirname + '/index.html');
 });
 
+io.on('connection', (socket) => {
+	console.log('a new user connected');
+	socket.on('disconnect', () => {
+		console.log('user disconnected');
+	});
+});
+
 server.listen(3030, () => {
 	console.log('listening on beaglebone.local:3030');
 });

package.json

@@ -1,6 +1,8 @@
 {
-	  "name": "socket-chat-example",
-	  "version": "0.0.1",
-	  "description": "my first socket.io app",
-	  "dependencies": {}
+	"name": "socket-chat-example",
+	"version": "0.0.1",
+	"description": "my first socket.io app",
+	"dependencies": {
+		"socket.io": "^4.4.1"
+	}
 }