import type { Order, OrderItem } from '../types';
/**
 * Retrieves unique items from an order based on variant ID.
 *
 * @param order The order object.
 *
 * @returns An array of unique order items.
 *
 * @deprecated getting unique items from order should be handled within the Storefront project itself.
 */
export declare const getUniqueItemsFromOrder: <P, V>(order: Order<P, V>) => OrderItem<P, V>[] | undefined;
/**
 * Gets the quantity of a specific item in an order based on its variant ID.
 *
 * @param order The order object.
 * @param variantId The ID of the variant to count.
 *
 * @returns The quantity of the item in the order, or undefined if the order or items are undefined.
 *
 * @deprecated getting item quantity from order should be handled within the Storefront project itself.
 */
export declare const getItemQuantityFromOrder: <P, V>(order: Order<P, V>, variantId: number) => number | undefined;