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56 lines (45 loc) · 1.27 KB
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Copy pathpriv.js
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56 lines (45 loc) · 1.27 KB
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const express = require('express');
const http = require('http');
const socketIo = require('socket.io');
const fs = require('fs');
const app = express();
const server = http.createServer(app);
const io = socketIo(server);
const messagesFile = 'messages.json';
const loadMessages = () => {
if (fs.existsSync(messagesFile)) {
const data = fs.readFileSync(messagesFile, 'utf8');
return JSON.parse(data);
}
return {};
};
const saveMessages = (messages) => {
fs.writeFileSync(messagesFile, JSON.stringify(messages, null, 2));
};
let messages = loadMessages();
app.use(express.static('public'));
io.on('connection', (socket) => {
console.log('A user connected');
// Entrar em uma sala específica
socket.on('join room', (room) => {
socket.join(room);
if (messages[room]) {
socket.emit('load messages', messages[room]);
}
});
// Escuta por mensagens de chat em salas específicas
socket.on('chat message', ({room, msg}) => {
if (!messages[room]) {
messages[room] = [];
}
messages[room].push(msg);
saveMessages(messages);
io.to(room).emit('chat message', msg);
});
socket.on('disconnect', () => {
console.log('User disconnected');
});
});
server.listen(3000, () => {
console.log('Servidor rodando na porta 3000');
});