import { CreatePayment, CreatePaymentResponse, IDPayPaymentVerifyResponse, IDPayTrasactionResult } from './interfaces';
export declare class IDPay {
    private apiKey;
    private sandBox;
    /**
     *
     * @param apiKey API-KEY provided by IDPay
     * @param sandbox Flag to enable sandbox mode for testing purposes
     */
    constructor(apiKey: string, sandBox?: boolean);
    /**
     * @description
     * @param payment Payment request object
     * @returns Payment Response
     */
    paymentRequest(payment: CreatePayment): Promise<CreatePaymentResponse>;
    /**
     * @description Callback is optional as the user can implement custom logic outside of
     * the function and user can use this function to just verify the callback result.
     */
    processPaymentRequest(cbResult: IDPayTrasactionResult, cb?: (res: IDPayTrasactionResult) => void): boolean | void;
    /**
     * @description Callback is optional as the user can implement custom logic outside of
     * the function. User can use this send a the payment result to verify the payment.
     * @returns Payment verification result if a callback is not provided
     */
    verifyPayment(id: string, order_id: string, cb?: (res: IDPayPaymentVerifyResponse) => void): Promise<IDPayPaymentVerifyResponse | undefined>;
}