import { PaymentCalculatedCheckout, PaymentCheckoutExecution, PaymentProviderData, PaymentUser, PaymentUserSubscriptionProperties } from "../types.js";
export interface PaymentProviderBaseProperties {
    provider: string;
}
export declare type PaymentExternalProductData = {
    productId: string;
    providerData: PaymentProviderData;
};
export declare type PaymentProviderCheckoutResult = {
    checkout: PaymentCheckoutExecution;
    products: Array<PaymentExternalProductData>;
    subscription?: PaymentUserSubscriptionProperties;
};
export declare abstract class AbstractPaymentServerProvider<PD = any> implements PaymentProviderBaseProperties {
    abstract provider: string;
    /**
     * This method should include externalData (provider data) into the calculated checkout
     *
     * @param user
     * @param calculatedCheckout
     */
    abstract prepareCheckout(step: "calc" | "execution", user: PaymentUser, calculatedCheckout: PaymentCalculatedCheckout): Promise<PaymentCalculatedCheckout>;
    /**
     * This method should handle
     * - Checkout of products
     * - Checkout of subscriptions
     * - Reverting subscription cancel, by checking-out the same plan
     * - Handle round trips (like stripe 3D confirmation)
     *
     * @param user
     * @param checkoutObj Some providers have payment flow starting generating secrets on client, if it happens checkoutObj will be PaymentProviderCheckout
     */
    abstract checkout(user: PaymentUser, checkoutObj: PaymentCalculatedCheckout): Promise<PaymentCheckoutExecution>;
    /**
     * Implement checkout cancel
     */
    abstract cancelCheckout(user: PaymentUser, checkoutObj: PaymentCheckoutExecution): Promise<PaymentCheckoutExecution>;
    /**
     * Handle webhooks
     *
     * @param data
     */
    abstract handleWebhook(user: PaymentUser, checkout: PaymentCalculatedCheckout | PaymentCheckoutExecution, webhookData: any): Promise<PaymentCheckoutExecution | void>;
    /**
     * Read user data
     *
     * @param data
     */
    abstract readWebhookCustomer(data: any): Promise<{
        id: string;
    } | {
        email: string;
    } | void>;
    /**
     * Some webhook events are not important, return if it's supported or not
     * @param webhookData
     */
    abstract supportsWebhook(webhookData: any): Promise<boolean>;
    /**
     * Read checkout id
     *
     * @param data
     */
    abstract readWebhookCheckout(user: PaymentUser, data: any): Promise<{
        providerCheckoutId: string;
    } | void>;
}