34 lines
1.2 KiB
TypeScript
34 lines
1.2 KiB
TypeScript
import { Request, Response, NextFunction } from 'express';
|
|
import jwt from 'jsonwebtoken';
|
|
import { getUserByUsername, User } from './db.js';
|
|
|
|
const JWT_SECRET = process.env.JWT_SECRET || 'tiktok-rezepte-secret-key-change-in-production';
|
|
|
|
export interface AuthenticatedRequest extends Request {
|
|
user?: User;
|
|
}
|
|
|
|
export function authMiddleware(req: AuthenticatedRequest, res: Response, next: NextFunction) {
|
|
const authHeader = req.headers.authorization;
|
|
if (!authHeader || !authHeader.startsWith('Bearer ')) {
|
|
return res.status(401).json({ error: 'Nicht authentifiziert' });
|
|
}
|
|
try {
|
|
const token = authHeader.split(' ')[1];
|
|
const decoded = jwt.verify(token, JWT_SECRET) as { username: string };
|
|
const user = getUserByUsername(decoded.username);
|
|
if (!user) return res.status(401).json({ error: 'Benutzer nicht gefunden' });
|
|
req.user = user;
|
|
next();
|
|
} catch {
|
|
res.status(401).json({ error: 'Ungültiges Token' });
|
|
}
|
|
}
|
|
|
|
export function adminMiddleware(req: AuthenticatedRequest, res: Response, next: NextFunction) {
|
|
if (!req.user || !req.user.is_admin) {
|
|
return res.status(403).json({ error: 'Keine Berechtigung' });
|
|
}
|
|
next();
|
|
}
|