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// Copyright 2017 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.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_BACKGROUND_FETCH_BACKGROUND_FETCH_BRIDGE_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_BACKGROUND_FETCH_BACKGROUND_FETCH_BRIDGE_H_
#include <memory>
#include "base/macros.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "third_party/blink/public/mojom/background_fetch/background_fetch.mojom-blink.h"
#include "third_party/blink/renderer/modules/service_worker/service_worker_registration.h"
#include "third_party/blink/renderer/platform/heap/handle.h"
#include "third_party/blink/renderer/platform/supplementable.h"
#include "third_party/blink/renderer/platform/wtf/functional.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
#include "third_party/blink/renderer/platform/wtf/vector.h"
namespace blink {
class BackgroundFetchRegistration;
// The bridge is responsible for establishing and maintaining the Mojo
// connection to the BackgroundFetchService. It's keyed on an active Service
// Worker Registration.
class BackgroundFetchBridge final
: public GarbageCollected<BackgroundFetchBridge>,
public Supplement<ServiceWorkerRegistration> {
USING_GARBAGE_COLLECTED_MIXIN(BackgroundFetchBridge);
public:
static const char kSupplementName[];
using GetDeveloperIdsCallback =
base::OnceCallback<void(mojom::blink::BackgroundFetchError,
const Vector<String>&)>;
using RegistrationCallback =
base::OnceCallback<void(mojom::blink::BackgroundFetchError,
BackgroundFetchRegistration*)>;
using GetIconDisplaySizeCallback = base::OnceCallback<void(const WebSize&)>;
static BackgroundFetchBridge* From(ServiceWorkerRegistration* registration);
explicit BackgroundFetchBridge(ServiceWorkerRegistration& registration);
virtual ~BackgroundFetchBridge();
// Creates a new Background Fetch registration identified by |developer_id|
// for the sequence of |requests|. The |callback| will be invoked when the
// registration has been created.
void Fetch(const String& developer_id,
Vector<mojom::blink::FetchAPIRequestPtr> requests,
mojom::blink::BackgroundFetchOptionsPtr options,
const SkBitmap& icon,
mojom::blink::BackgroundFetchUkmDataPtr ukm_data,
RegistrationCallback callback);
// Gets the size of the icon to be displayed in Background Fetch UI.
void GetIconDisplaySize(GetIconDisplaySizeCallback callback);
// Gets the Background Fetch registration for the given |developer_id|. Will
// invoke the |callback| with the Background Fetch registration, which may be
// a nullptr if the |developer_id| does not exist, when the Mojo call has
// completed.
void GetRegistration(const String& developer_id,
RegistrationCallback callback);
// Gets the sequence of ids for active Background Fetch registrations. Will
// invoke the |callback| with the |developers_id|s when the Mojo call has
// completed.
void GetDeveloperIds(GetDeveloperIdsCallback callback);
private:
// Returns an initialized BackgroundFetchService*. A connection will be
// established after the first call to this method.
mojom::blink::BackgroundFetchService* GetService();
void DidGetRegistration(
RegistrationCallback callback,
mojom::blink::BackgroundFetchError error,
mojom::blink::BackgroundFetchRegistrationPtr registration_ptr);
mojo::Remote<mojom::blink::BackgroundFetchService> background_fetch_service_;
DISALLOW_COPY_AND_ASSIGN(BackgroundFetchBridge);
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_BACKGROUND_FETCH_BACKGROUND_FETCH_BRIDGE_H_