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Create index.js

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  1. index.js +53 -0
index.js ADDED
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+ const express = require('express');
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+ const http = require('http');
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+ const socketIo = require('socket.io');
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+
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+ const app = express();
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+ const server = http.createServer(app);
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+ const io = socketIo(server, {
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+ path: '/socket.io/',
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+ });
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+
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+ // Store connected users
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+ const users = {};
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+
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+ app.use(express.static('public')); // Serve static files from the 'public' directory
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+
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+ // Listen for connections
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+ io.on('connection', (socket) => {
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+ console.log('A user connected:', socket.id);
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+
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+ // Listen for user joining
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+ socket.on('user joined', (username, color) => {
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+ users[socket.id] = { username, color };
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+ console.log(`${username} has joined with color ${color}`);
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+ // Broadcast to all users that a new user has joined
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+ io.emit('user joined', { username, color });
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+ });
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+
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+ // Listen for messages
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+ socket.on('message', (data) => {
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+ const user = users[socket.id];
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+ if (user) {
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+ console.log(`Message received: ${data.msg} from ${user.username}`);
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+ // Broadcast the message to all users
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+ io.emit('message', { msg: data.msg, nick: user.username, color: user.color });
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+ }
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+ });
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+
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+ // Handle disconnection
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+ socket.on('disconnect', () => {
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+ const user = users[socket.id];
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+ if (user) {
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+ console.log(`${user.username} has disconnected`);
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+ // Notify others that this user has left
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+ io.emit('user left', { username: user.username });
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+ delete users[socket.id];
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+ }
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+ });
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+ });
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+
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+ // Start the server
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+ server.listen(7861, () => {
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+ console.log('Server is running on http://localhost:7861');
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+ });