middlewares added

backend/middleware.js

@@ -0,0 +1,26 @@
+const {JWT_SECRET} = require("./config");
+const jwt = require("jsonwebtoken");
+
+const authMiddleware = (req, res, next) => {
+ const authHeader = req.headers.authorization; 
+
+ if(!authHeader || !authHeader.startWith("Bearer ")) {
+ return res.status(403).json({});
+ }
+
+ const token = authHeader.split(' ')[1];
+
+ try {
+ const decoded = jwt.verify(token, JWT_SECRET);
+
+ req.userId = decoded.userId;
+
+ next();
+ } catch (err) {
+ return res.stauts(403).json({});
+ }
+};
+
+module.exports ={
+ authMiddleware
+}