import { CapsToCamel } from '../utils.js';
import { Entity } from './index.js';
export declare function requestIssueBillingKey(request: IssueBillingKeyRequest): Promise<IssueBillingKeyResponse | undefined>;
export type IssueBillingKeyRequest = {
    displayAmount?: number;
    currency?: Entity.Currency;
    storeId: string;
    channelKey?: string;
    pgProvider?: Entity.PgProvider;
    isTestChannel?: boolean;
    billingKeyMethod: Entity.BillingKeyMethod;
    issueName?: string;
    issueId?: string;
    customer?: Entity.Customer;
    windowType?: Entity.WindowTypes;
    redirectUrl?: string;
    locale?: Entity.Locale;
    customData?: Record<string, any>;
    offerPeriod?: Entity.OfferPeriod;
    appScheme?: string;
    noticeUrls?: string[];
    productType?: Entity.ProductType;
    bypass?: Entity.IssueBillingKeyBypass;
    popup?: Entity.Popup;
    iframe?: Entity.Iframe;
} & (BillingKeyMethodOptions<'CARD', Card> | BillingKeyMethodOptions<'MOBILE', Mobile> | BillingKeyMethodOptions<'EASY_PAY', EasyPay> | BillingKeyMethodOptions<'PAYPAL', Paypal>);
/**
 * iframe/popup 방식으로 PG사 창이 렌더링 된 경우
 * 프로세스 종료 후, 콜백 함수로 전달 될 빌링키 발급 정보 데이터
 */
export type IssueBillingKeyResponse = {
    transactionType: typeof Entity.TransactionType.ISSUE_BILLING_KEY;
    billingKey: string;
    code?: string;
    message?: string;
    pgCode?: string;
    pgMessage?: string;
};
type BillingKeyMethodOptions<Method extends Entity.BillingKeyMethod, T> = {
    billingKeyMethod: Method;
} & {
    [K in Method as CapsToCamel<K>]?: T;
};
type Card = {
    cardCompany?: Entity.CardCompany;
};
type EasyPay = {
    availableCards?: Entity.CardCompany[];
    easyPayProvider?: Entity.EasyPayProvider;
    availablePayMethods?: Entity.EasyPayPaymentMethod[];
};
type Mobile = {
    carrier?: Entity.Carrier;
    availableCarriers?: Entity.Carrier[];
};
type Paypal = Record<string, never>;
export {};