// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

module payments.mojom;

import "components/payments/mojom/payment_request_data.mojom";
import "mojo/public/mojom/base/time.mojom";
import "third_party/blink/public/mojom/manifest/manifest.mojom";
import "third_party/blink/public/mojom/payments/payment_request.mojom";
import "url/mojom/url.mojom";

enum PaymentHandlerStatus {
  SUCCESS,
  NOT_IMPLEMENTED,
  NOT_FOUND,
  NO_ACTIVE_WORKER,
  STORAGE_OPERATION_FAILED,
  FETCH_INSTRUMENT_ICON_FAILED,
  FETCH_PAYMENT_APP_INFO_FAILED,
};

// This struct is provided to hold a payment instrument from render
// side (PaymentInstrument.idl).
struct PaymentInstrument {
  string name;
  array<blink.mojom.ManifestImageResource> icons;
  string method;
  string stringified_capabilities;

  // Parsed basic-card specific capabilities.
  // Below arrays are non-empty only if enabled_methods contains "basic-card".
  array<BasicCardNetwork> supported_networks;
  array<BasicCardType> supported_types;
};

// This interface provides implementation of PaymentInstruments.idl
// and PaymentManager.idl in render side. This interface is implemented
// by payment_manager.cc and runs in browser side.
interface PaymentManager {
  // |context_url| is the url of the web page creating this interface.
  // |service_worker_scope| is passed as string since it is from
  // ServiceWorkerRegistration and the interface is used for
  // ServiceWorkerRegistration.idl
  Init(url.mojom.Url context_url, string service_worker_scope);
  DeletePaymentInstrument(string instrument_key)
      => (PaymentHandlerStatus status);
  GetPaymentInstrument(string instrument_key)
      => (PaymentInstrument instrument, PaymentHandlerStatus status);
  KeysOfPaymentInstruments()
      => (array<string> keys, PaymentHandlerStatus status);
  HasPaymentInstrument(string instrument_key)
      => (PaymentHandlerStatus status);
  SetPaymentInstrument(string instrument_key, PaymentInstrument instrument)
      => (PaymentHandlerStatus status);
  ClearPaymentInstruments()
      => (PaymentHandlerStatus status);
  SetUserHint(string user_hint);
};

// This struct is provided to send payment request data to render side
// (CanMakePaymentEvent.idl).
struct CanMakePaymentEventData {
  url.mojom.Url top_origin;
  url.mojom.Url payment_request_origin;
  array<PaymentMethodData> method_data;
  array<PaymentDetailsModifier> modifiers;
};

// This struct is provided to send payment request data to render side
// (PaymentRequestEvent.idl).
struct PaymentRequestEventData {
  url.mojom.Url top_origin;
  url.mojom.Url payment_request_origin;
  string payment_request_id;
  array<PaymentMethodData> method_data;
  PaymentCurrencyAmount total;
  array<PaymentDetailsModifier> modifiers;
  string instrument_key;
};

// This struct is provided to receive payment app response from render
// side (PaymentHandlerResponse.idl).
struct PaymentHandlerResponse {
  string method_name;
  string stringified_details;
};

// This interface is provided to pass a payment handler response from payment
// request event in renderer side to browser side by calling respondWith().
interface PaymentHandlerResponseCallback {
  OnResponseForAbortPayment(bool payment_aborted,
                            mojo_base.mojom.Time dispatch_event_time);
  OnResponseForCanMakePayment(bool can_make_payment,
                              mojo_base.mojom.Time dispatch_event_time);
  OnResponseForPaymentRequest(PaymentHandlerResponse response,
                              mojo_base.mojom.Time dispatch_event_time);
};