import type { Fetcher, Key, SWRConfiguration } from 'swr';
import type { MutableRefObject } from 'react';
import type { Unsubscribe } from '@lemasc/firebase-wrapper/firestore';
import type { Document, FetchHookOptions } from '../types';
declare type FetcherResponse<Data = unknown> = Data | Promise<Data>;
declare type ObjectAsRefs<T extends object = {}> = {
    [P in keyof T]: MutableRefObject<T[P]>;
};
declare type InternalState<Data extends Record<string, unknown>> = {
    unsubscribeRef: Unsubscribe | null;
    shouldListen: FetchHookOptions<Data>['listen'];
    datesToParse: FetchHookOptions<Data>['parseDates'];
    shouldIgnoreSnapshot: FetchHookOptions<Data>['ignoreFirestoreDocumentSnapshotField'];
    validate: FetchHookOptions<Data>['validator'];
};
export declare const useFirestoreInternal: <Data extends Record<string, unknown> = Record<string, unknown>, Doc extends Document<Record<string, unknown>> = Document<Data>, SWRKey extends Key = null, SWRReturn extends Doc | Doc[] = Doc>(key: SWRKey, fetcher: (state: ObjectAsRefs<InternalState<Data>>, ...args: Parameters<Fetcher<SWRReturn | null, SWRKey>>) => FetcherResponse<SWRReturn | null>, options: {
    listen?: boolean | undefined;
} & import("../types").FetchStaticOptions<Data> & Partial<import("swr/dist/types").PublicConfiguration<SWRReturn | null, any, import("swr").BareFetcher<any>>>) => {
    /**
     * A function that, when called, unsubscribes the Firestore listener.
     *
     * The function can be null, so make sure to check that it exists before calling it.
     *
     * **Note**: This is not necessary to use. The hook already unmounts the listener for you. This is only intended if you want to unsubscribe on your own.
     */
    unsubscribe: Unsubscribe | null;
    data?: SWRReturn | null | undefined;
    error?: any;
    mutate: import("swr").KeyedMutator<SWRReturn | null>;
    isValidating: boolean;
};
export {};