import { PurchaseResult } from './PurchaseResult';
import { RestorationResult } from './RestorationResult';
export declare abstract class PurchaseController {
    /**
     * Purchase a product from the App Store.
     * @param productId The product id of the product the user would like to purchase.
     * @returns A promise that resolves with the result of the purchase logic.
     */
    abstract purchaseFromAppStore(productId: string): Promise<PurchaseResult>;
    /**
     * Purchase a product from Google Play.
     * @param productId The product id of the product the user would like to purchase.
     * @param basePlanId An optional base plan identifier of the product that's being purchased.
     * @param offerId An optional offer identifier of the product that's being purchased.
     * @returns A promise that resolves with the result of the purchase logic.
     */
    abstract purchaseFromGooglePlay(productId: string, basePlanId?: string, offerId?: string): Promise<PurchaseResult>;
    /**
     * Restore purchases.
     * @returns A promise that resolves with the restoration result.
     */
    abstract restorePurchases(): Promise<RestorationResult>;
}
//# sourceMappingURL=PurchaseController.d.ts.map