import { AuthSessionView } from '../../types/session.js';
/**
 * Map Athena Auth response shape V1 (flat user + optional session).
 */
export declare function sessionViewFromAthenaV1(raw: unknown): AuthSessionView | null;
/**
 * Map Athena Auth response shape V2 (nested session + user envelope).
 * Also unwraps a single `data` layer when present.
 */
export declare function sessionViewFromAthenaV2(raw: unknown): AuthSessionView | null;
/**
 * Map Better Auth UI `useSession` style `{ user, session }`.
 */
export declare function sessionViewFromBauiSession(raw: unknown): AuthSessionView | null;
/**
 * Try V1 → V2 → BAUI session shapes. Returns null when no user can be mapped.
 * V1 is preferred first so flat payloads with top-level expiresAt /
 * activeOrganizationId are not accepted by permissive V2 (which ignores those
 * fields and would short-circuit the V1 path).
 * Never exposes tokens on the returned view.
 */
export declare function sessionViewFromUnknown(raw: unknown): AuthSessionView | null;
/**
 * Extract session token for client-only revoke / transport.
 * Not for UI rendering.
 */
export declare function sessionTokenFromUnknown(raw: unknown): string | null;