import { OrderCreateResponse } from "./orders/OrderCreateResponse.js";
import { Order } from "./orders/Order.js";
import { OrderStatusResponse } from "./orders/OrderStatusResponse.js";
export interface PayUOptions {
    clientId: number;
    clientSecret: string;
    merchantPosId: number;
    secondKey: string;
    sandbox?: boolean;
}
export declare class PayU {
    private readonly options;
    private readonly clientId;
    private readonly clientSecret;
    private readonly merchantPosId;
    private readonly secondKey;
    private readonly baseEndpoint;
    private readonly client;
    private oAuth;
    private ips;
    constructor(options: PayUOptions);
    getAccessToken(): Promise<string>;
    getPaymentMethods(): Promise<unknown[]>;
    createOrder(order: Order): Promise<OrderCreateResponse>;
    captureOrder(orderId: string): Promise<OrderStatusResponse>;
    cancelOrder(orderId: string): Promise<OrderStatusResponse>;
    refundOrder(orderId: string, description: string): Promise<OrderStatusResponse>;
    private parseHeaderToJson;
    verifyNotification(payuHeader: string, jsonNotification: string): boolean;
    isIpValid(ip: string): boolean;
}