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server.js
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server.js
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/* server.js file for server side of Magus application */
const express = require('express');
const app = express();
const server = require('http').Server(app);
const io = require('socket.io')(server);
const { v4: uuidV4 } = require('uuid')
app.set('view engine', 'ejs')
app.use(express.static('public'))
app.get('/', (req, res) => {
res.render(`index`)
})
app.get('/start', (req, res) => {
const username = req.query.userName; // Retrieve the username from the query parameters
if (!username) {
// If username is not provided, redirect to homepage or handle the error accordingly
res.redirect('/');
return;
}
const roomId = uuidV4(); // Generate a unique room ID
res.redirect(`/${roomId}?username=${encodeURIComponent(username)}`);
});
// Route for '/disconnected.ejs'
app.get('/disconnected.ejs', (req, res) => {
// Render the 'disconnected.ejs' template
res.render('disconnected');
});
app.get('/:room', (req, res) => {
res.render('room', { roomId: req.params.room })
}
)
// we need to host our own peer server here
const { PeerServer } = require("peer");
const peerServer = PeerServer({ port: 3001, path: "/peerserver" });
io.on('connection', socket => {
socket.on('join-room', (roomId, userId, username) => {
socket.join(roomId); // Join the room corresponding to the roomId
console.log(username + " (" + userId + ") has connected server side")
socket.broadcast.to(roomId).emit('user-connected', userId, username); // Broadcast to users in the same room
socket.on('disconnect', () => {
socket.broadcast.to(roomId).emit('user-disconnected', userId, username); // Broadcast disconnection message to users in the same room
console.log(username + " (" + userId + ") has disconnected")
});
});
});
server.listen(3000)