import { InvoiceParams } from '../types';
export declare function generateCheckMacValue(params: any, hashKey: string, hashIV: string): string;
export declare function generateRedirectPostForm(endpoint: string, params: object): string;
export declare function getEncodedInvoice(invoice?: InvoiceParams): InvoiceParams | undefined;
export declare function getCurrentUnixTimestampOffset(seconds?: number): number;
export declare function postRequest<T>(config: {
    apiUrl: string;
    params: {};
    responseEncoding?: 'utf8' | 'Big5';
}): Promise<T>;
export declare function placeOrderRequest(config: {
    aioBaseUrl: string;
    apiUrl: string;
    params: {};
}): Promise<string>;
export declare function getQueryStringFromParams(data: {}, sort?: boolean): string;
export declare function fromEntries<T = any>(entries: Iterable<readonly [PropertyKey, T]>): {
    [k: string]: T;
};
export declare function parseIntegerFileds(input: any, fields: string[]): any;
export declare function getCurrentTaipeiTimeString(config?: {
    timestamp?: number;
    format?: 'Datetime' | 'Date' | 'Serial';
}): string;
export declare function isValidReceivedCheckMacValue(data: {
    CheckMacValue: string;
}, hashKey: string, hashIV: string): boolean;
export interface TimeDetail {
    year: string;
    month: string;
    day: string;
    hour: string;
    minute: string;
    second: string;
}