import type { BasketResponse, AddManyItemsBasketResponse } from '@scayle/storefront-api';
import type { BasketWithOptions, Product, RpcContext, Variant } from '../types';
/**
 * Checks if the access token is expired.
 *
 * @param accessToken The access token to validate.
 *
 * @returns The validated access token or undefined if the access token is not present or expired.
 */
export declare const getValidatedAccessToken: (accessToken?: string) => string | undefined;
/**
 * Merges two baskets. Adds the items from the `fromBasketKey` basket to the `toBasketKey` basket
 * and then clears the `fromBasketKey` basket. Handles existing items by adding quantities.
 *
 * @param fromBasketKey The key of the source basket.
 * @param toBasketKey The key of the destination basket.
 * @param withOptions Options for retrieving basket data (including custom and order data).
 * @param context The RPC context.
 *
 * @returns The merged basket.
 */
export declare const mergeBaskets: (fromBasketKey: string, toBasketKey: string, withOptions: BasketWithOptions & {
    orderCustomData?: Record<string, unknown>;
}, context: RpcContext) => Promise<BasketResponse<Product, Variant> | AddManyItemsBasketResponse<Product, Variant> | undefined>;
/**
 * Merges two wishlists.  Adds the items from the `fromWishlistKey` wishlist to the `toWishlistKey` wishlist
 * and then clears the `fromWishlistKey` wishlist.
 *
 * @param fromWishlistKey The key of the source wishlist.
 * @param toWishlistKey The key of the destination wishlist.
 * @param withOptions Options for retrieving wishlist data.
 * @param context The RPC context.
 *
 * @returns Nothing (resolves when the merge operation is complete).
 */
export declare const mergeWishlists: (fromWishlistKey: string, toWishlistKey: string, withOptions: BasketWithOptions, context: RpcContext) => Promise<void>;