import { type Reducer } from 'redux';
import type { Subscription } from '@farfetch/blackout-client';
import type { SubscriptionsState } from '../types/index.js';
type UserSubscriptionsState = SubscriptionsState['user'];
export declare const INITIAL_STATE: UserSubscriptionsState;
export declare const getUserSubscriptionsError: (state?: UserSubscriptionsState) => import("../../index.js").Nullable<import("@farfetch/blackout-client").BlackoutError>;
export declare const getUserSubscriptionsIsLoading: (state?: UserSubscriptionsState) => boolean;
export declare const getUserSubscriptions: (state?: UserSubscriptionsState) => import("../../index.js").Nullable<Subscription[]>;
export declare const getUnsubscribeRecipientFromTopicRequests: (state?: UserSubscriptionsState) => import("../types/state.types.js").UnsubscribeRecipientFromTopicRequests;
export declare const getUpdateSubscriptionsError: (state?: UserSubscriptionsState) => import("@farfetch/blackout-client").BlackoutError | null | undefined;
/**
 * Reducer for user subscription state.
 *
 * @param state  - Current redux state.
 * @param action - Action dispatched.
 *
 * @returns New state.
 */
declare const userSubscriptionsReducer: Reducer<UserSubscriptionsState>;
export default userSubscriptionsReducer;