75 lines
1.9 KiB
JavaScript
75 lines
1.9 KiB
JavaScript
// Import Express
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const express = require('express');
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const cors = require('cors');
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const http = require('http');
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const path = require('path');
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const multer = require('multer');
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const { Server } = require('socket.io');
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const app = express();
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let corsOptions = {
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origin : ['http://localhost:3000'],
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}
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app.use(cors(corsOptions))
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// Configure Multer for file uploads
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const upload = multer({
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dest: 'uploads/' // Destination folder for uploaded files
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});
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// Define a route
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app.get('/', (req, res) => {
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res.send('Welcome to the Express.js');
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});
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// Start the server
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app.listen(7777, () => {
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console.log('HTTP is running on port 7777');
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});
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app.post('/http', upload.single('file'), (req, res) => {
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try {
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if (!req.file) {
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return res.status(400).send({ message: 'No file uploaded' });
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}
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// Log file information (optional)
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console.log('File received:', req.file);
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// Send file back as response
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res.setHeader('Content-Type', req.file.mimetype);
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res.sendFile(path.resolve(req.file.path));
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} catch (err) {
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console.error('Error handling file upload:', err);
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res.status(500).send({ message: 'Error processing file' });
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}
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});
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const server = http.createServer(app);
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const io = new Server(server, {
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cors: {
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origin: 'http://localhost:3000', // Adjust frontend URL if necessary
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methods: ['GET', 'POST'],
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},
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});
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io.on('connection', (socket) => {
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console.log('A user connected:', socket.id);
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socket.on('sendFile', (data) => {
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console.log('File received:', data.filename);
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// Echo the file back to the frontend
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socket.emit('receiveFile', data);
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});
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socket.on('disconnect', () => {
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console.log('A user disconnected:', socket.id);
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});
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});
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server.listen(8888, () => {
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console.log('WS listening on port 8888');
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}); |