/*
 * Copyright (C) 2015-2019 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

[
    ActiveDOMObject,
    Conditional=APPLE_PAY,
    EnabledBySetting=ApplePayEnabled,
    Exposed=Window
] interface ApplePaySession : EventTarget {
    [CallWith=CurrentDocument] constructor(unsigned long version, ApplePayPaymentRequest paymentRequest);

    const unsigned short STATUS_SUCCESS = 0;
    const unsigned short STATUS_FAILURE = 1;
    const unsigned short STATUS_INVALID_BILLING_POSTAL_ADDRESS = 2;
    const unsigned short STATUS_INVALID_SHIPPING_POSTAL_ADDRESS = 3;
    const unsigned short STATUS_INVALID_SHIPPING_CONTACT = 4;
    const unsigned short STATUS_PIN_REQUIRED = 5;
    const unsigned short STATUS_PIN_INCORRECT = 6;
    const unsigned short STATUS_PIN_LOCKOUT = 7;

    [CallWith=CurrentDocument] static boolean supportsVersion(unsigned long version);
    [CallWith=CurrentDocument] static boolean canMakePayments();
    [CallWith=CurrentDocument] static Promise<boolean> canMakePaymentsWithActiveCard(DOMString merchantIdentifier);
    [CallWith=CurrentDocument] static Promise<boolean> openPaymentSetup(DOMString merchantIdentifier);

    [CallWith=CurrentDocument] undefined begin();
    undefined abort();
    [CallWith=CurrentGlobalObject] undefined completeMerchantValidation(any merchantSession);
    undefined completeShippingMethodSelection(ApplePayShippingMethodUpdate update);
    undefined completeShippingContactSelection(ApplePayShippingContactUpdate update);
    undefined completePaymentMethodSelection(ApplePayPaymentMethodUpdate update);
    [Conditional=APPLE_PAY_COUPON_CODE] undefined completeCouponCodeChange(ApplePayCouponCodeUpdate update);
    undefined completePayment(ApplePayPaymentAuthorizationResult result);

    undefined completeShippingMethodSelection(unsigned short status, ApplePayLineItem newTotal, sequence<ApplePayLineItem> newLineItems);
    undefined completeShippingContactSelection(unsigned short status, sequence<ApplePayShippingMethod> newShippingMethods, ApplePayLineItem newTotal, sequence<ApplePayLineItem> newLineItems);
    undefined completePaymentMethodSelection(ApplePayLineItem newTotal, sequence<ApplePayLineItem> newLineItems);
    undefined completePayment(unsigned short status);

    attribute EventHandler onvalidatemerchant;
    attribute EventHandler onpaymentmethodselected;
    attribute EventHandler onpaymentauthorized;
    attribute EventHandler onshippingmethodselected;
    attribute EventHandler onshippingcontactselected;
    [Conditional=APPLE_PAY_COUPON_CODE] attribute EventHandler oncouponcodechanged;
    attribute EventHandler oncancel;
};