import { ApiProvider } from '../../services/api/api.provider';
import { Subject } from 'rxjs/Subject';
import { Cart, CartItem } from './cart';
import 'rxjs/add/operator/map';
export declare class CartsProvider {
    apiProvider: ApiProvider;
    carts: Cart[];
    currentCart: Cart;
    cartObservable: Subject<Cart>;
    cartsObservable: Subject<Cart[]>;
    constructor(apiProvider: ApiProvider);
    cartState(result: Cart): void;
    emptyCart(tenantId?: any, storeId?: any): {
        '__v': string;
        'userId': string;
        'storeId': any;
        'tenantId': any;
        'id': string;
        'created': string;
        'status': string;
        'items': any[];
        'numItems': number;
        'total': number;
    };
    create(tenantId: string, storeId: string, userId: string): Promise<{}>;
    retrieve(cartId: string): Promise<{}>;
    retrieveAllCarts(tenantId?: string, storeId?: string): Promise<{}>;
    retrieveByUser(tenantId: string, userId: string): Promise<{}>;
    retrieveByUserAndStore(tenantId: string, storeId: string, userId: string): Promise<{}>;
    addItem(cartId: string, product: CartItem): Promise<{}>;
    update(tenantId: string, storeId: string, userId: string, cartId: string, tableId?: string): Promise<{}>;
    delete(cartId: string): Promise<{}>;
    changeStatus(cartId: string): Promise<{}>;
    paid(cartId: string): Promise<{}>;
    retrieveItem(cartId: string, productId: string): Promise<{}>;
    updateCartItem(cartId: string, productId: string, updatedProduct: CartItem): Promise<{}>;
    deleteItem(cartId: string, productId: string): Promise<{}>;
    deleteAllItems(cartId: string): Promise<{}>;
    deserializeCarts(incoming: any): Cart[];
}