import { useContext } from 'react';
import { AuthContext, type AuthContextType } from '@/components/auth/auth-provider';

/**
 * Hook for auth protection
 * 提供认证拦截功能，当需要登录时自动弹出登录模态框
 *
 * @returns Object with requireAuth function
 *
 * @example
 * ```typescript
 * function MyComponent() {
 *   const { requireAuth } = useAuthGuard();
 *
 *   const handleProtectedAction = () => {
 *     const canProceed = requireAuth(() => {
 *       // 执行需要登录的操作
 *       doSomething();
 *     });
 *
 *     if (!canProceed) {
 *       // 登录模态框会自动弹出
 *       return;
 *     }
 *
 *     // 已登录，直接执行
 *     doSomething();
 *   };
 * }
 * ```
 */
export function useAuthGuard(): AuthContextType {
  const context = useContext(AuthContext);

  if (context === undefined) {
    throw new Error('useAuthGuard must be used within an AuthProvider');
  }

  return context;
}