import { Event } from "../../../event/core/event";
/**
 * Product in a cart event.
 *
 * @export
 * @interface CartProduct
 */
export interface CartProduct {
    product: string;
    skuId?: string;
    quantity: number;
}
/**
 * Cart Event data.
 *
 * @interface CartEventData
 */
export interface CartEventData {
    session?: string;
    anonymous?: string;
}
/**
 * Base Cart Event.
 *
 * @export
 * @abstract
 * @class CartEvent
 * @extends {Event}
 */
export declare abstract class CartEvent extends Event {
    products: CartProduct[];
    /**
     * Creates an instance of CartEvent.
     *
     * @memberof CartEvent
     * @param {CartEventData} data
     */
    constructor(data?: CartEventData);
    /**
     * Add a product to this cart event.
     *
     * @param {string} product Product's ID.
     * @param {number} [quantity=1] Quantity inside the basket.
     * @param {string} skuId SKU's ID.
     * @return {CartEvent}
     * @memberof CartEvent
     */
    withProduct(product: string, quantity?: number, skuId?: string): CartEvent;
    /**
     * Add multiple product's to this cart event.
     *
     * @param {CartProduct[]} products All the products to be added.
     * @return {CartEvent}
     * @memberof CartEvent
     */
    withProducts(products: CartProduct[]): CartEvent;
}