/**
 * Custom query hook for currentUserId
 * @generated by @constructive-io/graphql-codegen
 * DO NOT EDIT - changes will be overwritten
 */
import type { UseQueryOptions, UseQueryResult, QueryClient } from '@tanstack/react-query';
/** Query key factory - re-exported from query-keys.ts */
export declare const currentUserIdQueryKey: () => readonly ["currentUserId"];
/**
 * Query hook for currentUserId
 *
 * @example
 * ```tsx
 * const { data, isLoading } = useCurrentUserIdQuery();
 *
 * if (data?.currentUserId) {
 *   console.log(data.currentUserId);
 * }
 * ```
 */
export declare function useCurrentUserIdQuery<TData = {
    currentUserId: string | null;
}>(params?: Omit<UseQueryOptions<{
    currentUserId: string | null;
}, Error, TData>, 'queryKey' | 'queryFn'>): UseQueryResult<TData>;
/**
 * Fetch currentUserId without React hooks
 *
 * @example
 * ```ts
 * const data = await fetchCurrentUserIdQuery();
 * ```
 */
export declare function fetchCurrentUserIdQuery(): Promise<{
    currentUserId: string | null;
}>;
/**
 * Prefetch currentUserId for SSR or cache warming
 *
 * @example
 * ```ts
 * await prefetchCurrentUserIdQuery(queryClient);
 * ```
 */
export declare function prefetchCurrentUserIdQuery(queryClient: QueryClient): Promise<void>;
