appointment_to_examiner/server/middleware/verifyAdmin.js

const jwt = require("jsonwebtoken");

const verifyAdmin = (req, res, next) => {
  try {
    const token = req.cookies.token; // Ensure you are using cookies for auth
    if (!token) {
      return res
        .status(401)
        .json({ message: "Access denied. No token provided." });
    }

    const decoded = jwt.verify(token, process.env.JWT_SECRET);
    // Check if user is admin based on the 'isAdmin' boolean in the token
    if (!decoded.isAdmin) {
      return res.status(403).json({ message: "Access denied. Admins only." });
    }

    req.user = decoded; // Attach user data to the request
    next();
  } catch (error) {
    res.status(401).json({ message: "Invalid or expired token" });
  }
};

module.exports = verifyAdmin;