Bit of a rewrite

server.js

@@ -1,23 +1,35 @@
-const express = require("express")
+import express from "express"
+import http from "http"
+import { Server } from "socket.io"
 const app = express()
-const server = require("http").Server(app)
-const io = require("socket.io")(server)
-const { v4: uuidV4 } = require("uuid")
-
+const server = http.Server(app)
+const io = new Server(server)
 app.set("view engine", "ejs")
 app.use(express.static("public"))
 
-app.get("/", (_, res) => res.redirect(`/${uuidV4()}`))
+app.get("/", (_, res) => res.render("index"))
 
 app.get("/:room", (req, res) => res.render("room", { roomId: req.params.room }))
 
+const users = {}
+
 io.on("connection", (socket) =>
-    socket.on("join-room", (roomId, userId) => {
+    socket.on("join-room", (roomId, userId, userName) => {
+        users[userId] = userName
         socket.join(roomId)
-        socket.to(roomId).broadcast.emit("user-connected", userId)
+        socket.to(roomId).emit("user-connected", userId, userName)
 
         socket.on("disconnect", () => {
-            socket.to(roomId).broadcast.emit("user-disconnected", userId)
+            delete users[userId]
+            socket.to(roomId).emit("user-disconnected", userId)
+        })
+
+        socket.on("get-username", (userId, callback) => callback(users[userId]))
+
+        socket.on("name-change", (name) => {
+            users[userId] = name
+
+            socket.to(roomId).emit("name-changed", userId)
         })
     })
 )