import type { Order, Return, ReturnItem } from '@farfetch/blackout-client';
import type { ReturnEntityDenormalized } from '../entities/index.js';
import type { StoreState } from '../types/index.js';
/**
 * Returns all return entities from the application state.
 * Please note that this might include returns that were fetched
 * from multiple requests.
 *
 * @param state - Application state.
 *
 * @returns All return entities.
 */
export declare const getReturns: (state: StoreState) => Record<number, import("../entities/index.js").ReturnEntity> | undefined;
/**
 * Returns all return item entities from the application state.
 * Please note that this might include return items that were fetched
 * from multiple requests.
 *
 * @param state - Application state.
 *
 * @returns All return item entities.
 */
export declare const getReturnItems: (state: StoreState) => Record<number, ReturnItem> | undefined;
/**
 * Returns the return entity details denormalized from
 * the application state if found, undefined otherwise.
 *
 * @param state - Application state.
 *
 * @returns Return object.
 */
export declare const getReturn: (state: StoreState, returnId: Return['id']) => ReturnEntityDenormalized | undefined;
/**
 * Returns the 'returnItems' entity from the application state.
 *
 * @param state        - Application state.
 * @param returnItemId - Return item identifier.
 *
 * @returns Return item.
 */
export declare const getReturnItem: (state: StoreState, returnItemId: ReturnItem['id']) => ReturnItem | undefined;
/**
 * Returns the loading status for the returns when
 * fetching or updating.
 *
 * @param state    - Application state.
 * @param returnId - Id of the return.
 *
 * @returns Loading status of the passed in return
 * for the fetch or update operations.
 */
export declare const isReturnLoading: (state: StoreState, returnId: Return['id']) => boolean | undefined;
/**
 * Returns the error for the fetch and update return requests.
 *
 * @param state - Application state.
 *
 * @returns Return error.
 */
export declare const getReturnError: (state: StoreState, returnId: Return['id']) => import("@farfetch/blackout-client").BlackoutError | null | undefined;
/**
 * Returns the fetched status for the return fetching
 * or updating operations.
 *
 * @param state    - Application state.
 * @param returnId - Id of the return.
 *
 * @returns IsFetched status of the passed in return
 * for the fetch or update operations.
 */
export declare const isReturnFetched: (state: StoreState, returnId: Return['id']) => boolean;
/**
 * Returns the loading status for the fetch pickup capability request.
 *
 * @param state - Application state.
 *
 * @returns Loading status.
 */
export declare const isReturnPickupCapabilityLoading: (state: StoreState, returnId: Return['id'], pickupDay: string) => boolean | undefined;
/**
 * Returns the error for the fetch pickup capability request.
 *
 * @param state - Application state.
 *
 * @returns Capabilities error.
 */
export declare const getReturnPickupCapabilityError: (state: StoreState, returnId: Return['id'], pickupDay: string) => import("@farfetch/blackout-client").BlackoutError | null | undefined;
/**
 * Returns the pickup capability for a specific return and
 * pickup day.
 *
 * @param state - Application state.
 *
 * @returns PickupCapability or undefined if not found.
 */
export declare const getReturnPickupCapability: (state: StoreState, returnId: Return['id'], pickupDay: string) => import("../entities/index.js").ReturnPickupCapabilityEntity | undefined;
/**
 * Returns the isFetched status for the fetch pickup capability request.
 *
 * @param state - Application state.
 *
 * @returns isFetched status.
 */
export declare const isReturnPickupCapabilityFetched: (state: StoreState, returnId: Return['id'], pickupDay: string) => boolean;
/**
 * Returns all the returns associated to a provided order id.
 *
 * @param state - Application state.
 * @param orderId - Identifier of an order
 *
 * @returns Array of returns
 */
export declare const getOrderReturns: (state: StoreState, orderId: Order['id']) => Array<ReturnEntityDenormalized> | undefined;