ProtectedRoute.tsx

import { ReactNode } from 'react';
import { Navigate } from 'react-router-dom';
import { useAuth } from '../hooks/useAuth';

/**
 * Protected Route Component
 * 
 * Restricts access to authenticated users
 * Redirects to login if not authenticated
 */

interface ProtectedRouteProps {
  children: ReactNode;
  requiredRole?: 'MANAGER' | 'MEMBER';
}

export function ProtectedRoute({ children, requiredRole }: ProtectedRouteProps) {
  const { isAuthenticated, user, isLoading } = useAuth();

  if (isLoading) {
    return (
      <div className="flex items-center justify-center min-h-screen">
        <div className="animate-spin rounded-full h-12 w-12 border-b-2 border-blue-600" />
      </div>
    );
  }

  if (!isAuthenticated) {
    return <Navigate to="/login" replace />;
  }

  if (requiredRole && user?.role !== requiredRole) {
    return <Navigate to="/unauthorized" replace />;
  }

  return <>{children}</>;
}