Files
ToDo-App_Node.js_Test/routes/viewRoutes.js
2025-04-06 15:27:27 +02:00

52 lines
1.8 KiB
JavaScript

// routes/viewRoutes.js
// Handles serving the HTML pages
const express = require('express');
const path = require('path');
// authenticateToken wird hier für '/' nicht mehr benötigt
// const authenticateToken = require('../middleware/authMiddleware');
const jwt = require('jsonwebtoken');
require('dotenv').config();
const router = express.Router();
const JWT_SECRET = process.env.JWT_SECRET;
// Helper function to check if a user is already logged in (valid token exists)
// Wird für /login und /register verwendet, um eingeloggte User zur Hauptseite umzuleiten
const checkAlreadyLoggedIn = (req, res, next) => {
const token = req.cookies.token;
if (token) {
jwt.verify(token, JWT_SECRET, (err, user) => {
if (!err && user) {
// If token is valid, redirect logged-in users away from login/register pages
return res.redirect('/');
}
// If token is invalid, clear it and proceed
res.clearCookie('token');
next();
});
} else {
// No token, proceed
next();
}
};
// Serve the main todo app page (index.html) - KEINE Authentifizierung mehr hier
// Die Seite wird immer geladen. Das Frontend-JS prüft den Login-Status.
router.get('/', (req, res) => {
res.sendFile(path.join(__dirname, '..', 'public', 'index.html'));
});
// Serve the login page - If already logged in, redirect to '/'
router.get('/login', checkAlreadyLoggedIn, (req, res) => {
res.sendFile(path.join(__dirname, '..', 'public', 'login.html'));
});
// Serve the registration page - If already logged in, redirect to '/'
router.get('/register', checkAlreadyLoggedIn, (req, res) => {
res.sendFile(path.join(__dirname, '..', 'public', 'register.html'));
});
module.exports = router;