import { DataTag, QueryClient, QueryOptions } from '@tanstack/query-core';
import { APIError } from 'better-auth';
import { AuthServer } from '../../../lib/auth-server';
export type SessionData<TAuth extends AuthServer = AuthServer> = Awaited<ReturnType<TAuth["api"]["getSession"]>>;
export type Session<TAuth extends AuthServer = AuthServer> = NonNullable<SessionData<TAuth>>;
export type SessionParams<TAuth extends AuthServer> = Parameters<TAuth["api"]["getSession"]>[0];
/**
 * Query options factory for the current session on the server.
 *
 * Uses the same query key as the client-side `sessionOptions` so that data
 * fetched during SSR hydrates seamlessly into the client's React Query cache.
 *
 * @param auth - The Better Auth server instance.
 * @param params - Parameters forwarded to `auth.api.getSession` (typically
 *   includes request `headers` for cookie-based session resolution).
 */
export declare function sessionOptionsServer<TAuth extends AuthServer>(auth: TAuth, params: SessionParams<TAuth>): QueryOptions<Awaited<ReturnType<TAuth["api"]["getSession"]>>, APIError, Awaited<ReturnType<TAuth["api"]["getSession"]>>, readonly ["auth", "getSession"], never> & {
    queryKey: DataTag<readonly ["auth", "getSession"], Awaited<ReturnType<TAuth["api"]["getSession"]>>, APIError>;
};
/**
 * Get the current session from the query cache, calling `fetchSessionServer`
 * under the hood if no cached entry exists. Resolves with the session data,
 * making it suitable for reading the value directly in a server component.
 *
 * @param queryClient - The TanStack Query client used for SSR hydration.
 * @param auth - The Better Auth server instance.
 * @param params - Parameters forwarded to `auth.api.getSession`.
 */
export declare const ensureSessionServer: <TAuth extends AuthServer>(queryClient: QueryClient, auth: TAuth, params: SessionParams<TAuth>) => Promise<Awaited<ReturnType<TAuth["api"]["getSession"]>>>;
/**
 * Prefetch the current session into the query cache. Behaves like
 * `fetchSessionServer`, but does not throw on error and does not return the
 * data — use this when you only need the value to be available after
 * hydration.
 *
 * @param queryClient - The TanStack Query client used for SSR hydration.
 * @param auth - The Better Auth server instance.
 * @param params - Parameters forwarded to `auth.api.getSession`.
 */
export declare const prefetchSessionServer: <TAuth extends AuthServer>(queryClient: QueryClient, auth: TAuth, params: SessionParams<TAuth>) => Promise<void>;
/**
 * Fetch and cache the current session, resolving with the data or throwing
 * on error. If a cached entry exists and is neither invalidated nor older
 * than `staleTime`, the cached value is returned without a network call;
 * otherwise the latest data is fetched.
 *
 * @param queryClient - The TanStack Query client used for SSR hydration.
 * @param auth - The Better Auth server instance.
 * @param params - Parameters forwarded to `auth.api.getSession`.
 */
export declare const fetchSessionServer: <TAuth extends AuthServer>(queryClient: QueryClient, auth: TAuth, params: SessionParams<TAuth>) => Promise<Awaited<ReturnType<TAuth["api"]["getSession"]>>>;