import { type ReactNode } from 'react';
export interface SigmaCallbackProps {
    /** Where to redirect after successful auth (default: '/') */
    redirectTo?: string;
    /** Called after successful auth instead of hard redirect. Use for SPA navigation. */
    onComplete?: () => void;
    /** Custom loading content */
    loadingContent?: ReactNode;
    /** Custom error render */
    renderError?: (error: string, goBack: () => void) => ReactNode;
}
/**
 * Sigma OAuth callback page component.
 *
 * Completes the full sign-in flow:
 * 1. Exchange OAuth code for identity (bapId, pubkey)
 * 2. Create CWI iframe and wait for wallet authentication
 * 3. Store connection for WalletProvider
 * 4. Redirect to target page
 */
export declare function SigmaCallback({ redirectTo, onComplete, loadingContent, renderError, }: SigmaCallbackProps): import("react").JSX.Element;
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