/**
 * @interface XMLFieldData
 * @property {string} _text - XML value
 */
export interface XMLFieldData {
    _text: string;
}
/**
 * @interface SoftbankResponse
 * @property {XMLFieldData} [res_result]
 * @property {XMLFieldData} [res_code]
 * @property {XMLFieldData} [res_message]
 * @property {XMLFieldData} [error_message]
 */
export interface SoftbankResponse {
    res_result: XMLFieldData;
    res_err_code: XMLFieldData;
    res_date: XMLFieldData;
    error?: any;
    error_message?: string;
}
/**
 * @enum {string}
 * @property {string} EN - en
 * @property {string} JA - ja
 */
export declare enum Locale {
    EN = "en",
    JA = "ja"
}
export declare enum ResultText {
    NG = "NG",
    OK = "OK"
}
/**
 * @constructor
 * @param {string} endpoint Softbank API endpoint
 * @param {string} merchantId Softbank API merchant ID
 * @param {string} serviceId Softbank API service ID
 * @param {string} hashKey Softbank API hash key
 * @param {string} locale Softbank API locale
 */
export declare class SoftbankService {
    endpoint: string;
    merchantId: string;
    serviceId: string;
    hashKey: string;
    locale: Locale;
    debug: boolean;
    requestId: {
        CREATE_CUSTOMER_REQUEST: string;
        UPDATE_CUSTOMER_REQUEST: string;
        CREATE_CUSTOMER_TOKEN_REQUEST: string;
        UPDATE_CUSTOMER_TOKEN_REQUEST: string;
        DELETE_CUSTOMER_REQUEST: string;
        GET_CUSTOMER_REQUEST: string;
        CREATE_TRANSACTION_REQUEST: string;
        CONFIRM_TRANSACTION_REQUEST: string;
        PURCHASE_REQUEST: string;
        REFUND_REQUEST: string;
    };
    constructor(endpoint: string, merchantId: string, serviceId: string, hashKey: string, locale?: Locale, debug?: boolean);
    /**
     * @function generateHashCode
     * @memberof SoftbankService
     * @param {string[]} args
     * @returns string
     */
    generateHashCode(...args: string[]): string;
    private parseMessageError;
    request(data: any): Promise<any>;
}