import { ApiSecurity, ApiUrl, AppDetails } from '../../shared';
import { CreateCheckoutSessionPayload, CreatePaymentSessionPayload, DisplayPrice, Invoice, PaymentMethod, ProductData, UserSubscription } from './types';
export declare class Payments {
    private readonly client;
    private readonly appDetails;
    private readonly apiSecurity;
    static client(apiUrl: ApiUrl, appDetails: AppDetails, apiSecurity: ApiSecurity): Payments;
    private constructor();
    /**
     * Fetches the existing products and its details
     */
    getProducts(): Promise<ProductData[]>;
    /**
     * Creates and returns a new session identifier for the client to go to payment platform
     * @param payload
     */
    createSession(payload: CreatePaymentSessionPayload): Promise<{
        id: string;
    }>;
    getSetupIntent(): Promise<{
        clientSecret: string;
    }>;
    getDefaultPaymentMethod(): Promise<PaymentMethod>;
    getInvoices({ startingAfter, limit }: {
        startingAfter?: string;
        limit?: number;
    }): Promise<Invoice[]>;
    getUserSubscription(): Promise<UserSubscription>;
    getPrices(): Promise<DisplayPrice[]>;
    updateSubscriptionPrice(priceId: string): Promise<UserSubscription>;
    cancelSubscription(): Promise<void>;
    createCheckoutSession(payload: CreateCheckoutSessionPayload): Promise<{
        sessionId: string;
    }>;
    /**
     * Returns the needed headers for the module requests
     * @private
     */
    private headers;
}