import type { PaymentConsent, PaymentSession, PaymentSheetConfiguration } from './types';
import type { Card } from './types/Card';
import type { PaymentResult } from './types/PaymentResult';
/**
 * Initializes the Airwallex SDK. Call this once at app startup before invoking any other payment method.
 *
 * @param environment - The Airwallex environment to connect to. Defaults to `'production'`.
 * @param enableLogging - When `true`, the SDK emits logs to the console. Android only. Defaults to `true`.
 * @param saveLogToLocal - When `true`, logs are also persisted to a local file for debugging. Defaults to `false`.
 */
export declare const initialize: (environment?: "staging" | "demo" | "production" | "preview", enableLogging?: boolean, saveLogToLocal?: boolean) => void;
/**
 * Presents the full Airwallex payment sheet, letting the customer pick any supported payment method
 * (cards, wallets, redirect methods) and complete the payment.
 *
 * @param session - The payment session describing the intent, amount, currency, and customer.
 * @param configuration - Optional UI configuration for the payment sheet (e.g. layout).
 * @returns The result of the payment attempt.
 */
export declare const presentEntirePaymentFlow: (session: PaymentSession, configuration?: PaymentSheetConfiguration) => Promise<PaymentResult>;
/**
 * Presents the card-only payment sheet. Use this when the merchant wants to restrict checkout
 * to card payments and skip the payment-method selection screen.
 *
 * @param session - The payment session describing the intent, amount, currency, and customer.
 * @returns The result of the payment attempt.
 */
export declare const presentCardPaymentFlow: (session: PaymentSession) => Promise<PaymentResult>;
/**
 * Starts a Google Pay payment flow. Android only.
 *
 * @param session - The payment session. Must include `googlePayOptions` for the merchant configuration.
 * @returns The result of the payment attempt.
 */
export declare const startGooglePay: (session: PaymentSession) => Promise<PaymentResult>;
/**
 * Starts an Apple Pay payment flow. iOS only.
 *
 * @param session - The payment session. Must include `applePayOptions` for the merchant configuration.
 * @returns The result of the payment attempt.
 */
export declare const startApplePay: (session: PaymentSession) => Promise<PaymentResult>;
/**
 * Pays with raw card details collected by the merchant's own UI. The merchant is responsible
 * for PCI compliance when using this method.
 *
 * @param session - The payment session describing the intent, amount, currency, and customer.
 * @param card - The card details to charge.
 * @param saveCard - When `true`, the card is saved as a payment consent for future use.
 * @returns The result of the payment attempt.
 */
export declare const payWithCardDetails: (session: PaymentSession, card: Card, saveCard: boolean) => Promise<PaymentResult>;
/**
 * Pays using an existing payment consent (a previously saved card).
 *
 * @param session - The payment session describing the intent, amount, currency, and customer.
 * @param consent - The payment consent to charge.
 * @returns The result of the payment attempt.
 */
export declare const payWithConsent: (session: PaymentSession, consent: PaymentConsent) => Promise<PaymentResult>;
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