frontend/src/components/shared/ProtectedRoute.tsx


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'use client';

import { useEffect } from 'react';
import { useRouter } from 'next/navigation';
import { useAuth } from './AuthContext';

interface ProtectedRouteProps {
  children: React.ReactNode;
}

export default function ProtectedRoute({ children }: ProtectedRouteProps) {
  const { isAuthenticated, isLoading } = useAuth();
  const router = useRouter();

  useEffect(() => {
    if (!isLoading && !isAuthenticated) {
      router.push('/login');
    }
  }, [isAuthenticated, isLoading, router]);

  // Show nothing while checking authentication
  if (isLoading) {
    return (
      <div className="flex items-center justify-center h-screen">
        <div className="w-8 h-8 border-4 border-primary border-t-transparent rounded-full animate-spin"></div>
      </div>
    );
  }

  // If not authenticated, don't render children (will redirect in useEffect)
  if (!isAuthenticated) {
    return null;
  }

  // If authenticated, render children
  return <>{children}</>;
}