Separated weight tracking

server/src/middleware/auth.ts

@@ -0,0 +1,21 @@
+import { Request, Response, NextFunction } from 'express';
+import jwt from 'jsonwebtoken';
+
+const JWT_SECRET = process.env.JWT_SECRET || 'secret';
+
+export const authenticateToken = (req: Request, res: Response, next: NextFunction) => {
+    const authHeader = req.headers['authorization'];
+    const token = authHeader && authHeader.split(' ')[1];
+
+    if (!token) {
+        return res.sendStatus(401);
+    }
+
+    jwt.verify(token, JWT_SECRET, (err: any, user: any) => {
+        if (err) {
+            return res.sendStatus(403);
+        }
+        (req as any).user = user;
+        next();
+    });
+};