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server.js
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server.js
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const express = require('express');
const bodyParser = require('body-parser');
const mongoose = require('mongoose');
const session = require('express-session');
const ejs = require('ejs');
const app = express();
const port = 3000;
app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json());
app.use(session({
secret: 'your-secret-key',
resave: false,
saveUninitialized: true
}));
app.set('view engine', 'ejs');
app.set('views', __dirname + '/views');
mongoose.connect('mongodb://localhost:27017/userDB', { useNewUrlParser: true, useUnifiedTopology: true });
const userSchema = new mongoose.Schema({
username: String,
email: String,
password: String
});
const User = mongoose.model('User', userSchema);
// ... previous code ...
// Route to serve login form
app.get('/login', (req, res) => {
res.sendFile('login.html', { root: __dirname });
});
// Route to serve registration form
app.get('/register', (req, res) => {
res.sendFile('index.html', { root: __dirname });
});
// Route to handle login
app.post('/login', async (req, res) => {
const { username, password } = req.body;
try {
const user = await User.findOne({ username: username, password: password }).exec();
if (!user) {
res.redirect('/login'); // Redirect to login form in case of incorrect credentials
} else {
req.session.user = user;
res.redirect('/dashboard'); // Redirect to profile dashboard
}
} catch (err) {
console.error('Error:', err);
res.status(500).send('Internal Server Error');
}
});
// Route to handle registration
app.post('/register', async (req, res) => {
const { name, email, password } = req.body;
// Generate username as <name>+<123>
const username = `${name}123`;
const newUser = new User({
username: username,
email: email,
password: password
});
try {
await newUser.save();
// res.status(200).send('User registered successfully');
return res.redirect('/dashboard')
} catch (err) {
console.error('Error:', err);
res.status(500).send('Error registering user');
}
});
// Route to display profile dashboard
app.get('/dashboard', (req, res) => {
if (req.session.user) {
res.render('dashboard', {
username: req.session.user.username,
email: req.session.user.email
});
} else {
res.redirect('/login'); // Redirect to login if not logged in
}
});
// Route to handle logout
app.get('/logout', (req, res) => {
req.session.destroy();
res.redirect('/login');
});
app.listen(port, () => {
console.log(`Server is running on port ${port}`);
});