import { DataTag, QueryKey, QueryOptions } from '@tanstack/query-core';
import { BetterFetchError, BetterFetchOption } from 'better-auth/client';
/**
 * Read-style Better Auth client method (params shape `{ query?, fetchOptions? }`).
 * Mutation-style endpoints use `AuthMutationFn` instead.
 */
export type AuthQueryFn<TData = unknown> = (params: {
    query?: Record<string, unknown>;
    fetchOptions?: BetterFetchOption;
}) => Promise<{
    data: TData;
}>;
export type AuthQueryFnData<TFn> = TFn extends AuthQueryFn<infer TData> ? TData : never;
/**
 * Final query key produced by {@link authQueryOptions}: the caller's prefix
 * followed by `params.query ?? null`.
 */
export type AuthQueryKey<TFn extends AuthQueryFn = AuthQueryFn, TPrefix extends QueryKey = QueryKey> = readonly [...TPrefix, NonNullable<Parameters<TFn>[0]>["query"] | null];
export type AuthQueryOptions<TFn extends AuthQueryFn = AuthQueryFn, TPrefix extends QueryKey = QueryKey> = Omit<QueryOptions<AuthQueryFnData<TFn>, BetterFetchError, AuthQueryFnData<TFn>, AuthQueryKey<TFn, TPrefix>>, "queryKey"> & {
    queryKey: DataTag<AuthQueryKey<TFn, TPrefix>, AuthQueryFnData<TFn>, BetterFetchError>;
};
/**
 * Build framework-neutral query options for a Better Auth endpoint.
 *
 * Injects TanStack Query's `signal` and `throw: true` into `fetchOptions` so
 * requests cancel correctly and failures reject as `BetterFetchError`.
 */
export declare function authQueryOptions<TFn extends AuthQueryFn, const TPrefix extends QueryKey>(authFn: TFn, queryKey: TPrefix, params?: Parameters<TFn>[0]): AuthQueryOptions<TFn, TPrefix>;