import { Product, PurchaseResult, SubscriptionProduct } from '../ExpoIap.types';
import { ProductAndroid, ReceiptAndroid, SubscriptionProductAndroid } from '../types/ExpoIapAndroid.types';
export declare function isProductAndroid(product: Product): product is ProductAndroid;
export declare function isSubscriptionProductAndroid(product: SubscriptionProduct): product is SubscriptionProductAndroid;
/**
 * Deep link to subscriptions screen on Android.
 * @param {string} sku The product's SKU (on Android)
 * @returns {Promise<void>}
 */
export declare const deepLinkToSubscriptionsAndroid: ({ sku, }: {
    sku: string;
}) => Promise<void>;
/**
 * Validate receipt for Android. NOTE: This method is here for debugging purposes only. Including
 * your access token in the binary you ship to users is potentially dangerous.
 * Use server side validation instead for your production builds
 * @param {string} packageName package name of your app.
 * @param {string} productId product id for your in app product.
 * @param {string} productToken token for your purchase.
 * @param {string} accessToken accessToken from googleApis.
 * @param {boolean} isSub whether this is subscription or inapp. `true` for subscription.
 * @returns {Promise<object>}
 */
export declare const validateReceiptAndroid: ({ packageName, productId, productToken, accessToken, isSub, }: {
    packageName: string;
    productId: string;
    productToken: string;
    accessToken: string;
    isSub?: boolean;
}) => Promise<ReceiptAndroid>;
/**
 * Acknowledge a product (on Android.) No-op on iOS.
 * @param {string} token The product's token (on Android)
 * @returns {Promise<PurchaseResult | void>}
 */
export declare const acknowledgePurchaseAndroid: ({ token, developerPayload, }: {
    token: string;
    developerPayload?: string;
}) => Promise<PurchaseResult | boolean | void>;
//# sourceMappingURL=android.d.ts.map