kanban-app/frontend/src/components/Navbar.tsx

import { Link } from 'react-router-dom';
import { useApp } from '../context/AppContext';

export function Navbar() {
  const { user } = useApp();

  return (
    <nav className="bg-gray-800 border-b border-gray-700 shadow-md">
      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
        <div className="flex items-center justify-between h-16">
          <div className="flex items-center">
            <Link
              to="/"
              className="text-xl font-bold text-white hover:text-blue-400 transition-colors"
            >
              Crafting Shop
            </Link>
            <div className="ml-10 flex items-baseline space-x-4">
              <Link
                to="/"
                className="text-gray-300 hover:text-white px-3 py-2 rounded-md text-sm font-medium transition-colors"
              >
                Home
              </Link>
              <Link
                to="/products"
                className="text-gray-300 hover:text-white px-3 py-2 rounded-md text-sm font-medium transition-colors"
              >
                Products
              </Link>
              <Link
                to="/cart"
                className="text-gray-300 hover:text-white px-3 py-2 rounded-md text-sm font-medium transition-colors"
              >
                Cart
              </Link>
              {user && (
                <>
                  <Link
                    to="/boards"
                    className="text-gray-300 hover:text-white px-3 py-2 rounded-md text-sm font-medium transition-colors"
                  >
                    Boards
                  </Link>
                  <Link
                    to="/orders"
                    className="text-gray-300 hover:text-white px-3 py-2 rounded-md text-sm font-medium transition-colors"
                  >
                    Orders
                  </Link>
                </>
              )}
            </div>
          </div>
          <div className="flex items-center">
            {user ? (
              <span className="text-gray-300 px-3 py-2">{user.username}</span>
            ) : (
              <>
                <Link
                  to="/login"
                  className="text-gray-300 hover:text-white px-3 py-2 rounded-md text-sm font-medium transition-colors"
                >
                  Login
                </Link>
                <Link
                  to="/register"
                  className="bg-blue-600 hover:bg-blue-700 text-white px-4 py-2 rounded-md text-sm font-medium transition-colors"
                >
                  Register
                </Link>
              </>
            )}
          </div>
        </div>
      </div>
    </nav>
  );
}