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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_SYNC_DEVICE_INFO_DEVICE_INFO_SYNC_SERVICE_H_
#define COMPONENTS_SYNC_DEVICE_INFO_DEVICE_INFO_SYNC_SERVICE_H_
#include "base/memory/weak_ptr.h"
#include "components/keyed_service/core/keyed_service.h"
namespace syncer {
class DeviceInfoTracker;
class LocalDeviceInfoProvider;
class DataTypeControllerDelegate;
// Abstract interface for a keyed service responsible for implementing sync
// datatype DEVICE_INFO and exposes information about the local device (as
// understood by sync) as well as remove syncing devices.
class DeviceInfoSyncService : public KeyedService {
public:
~DeviceInfoSyncService() override;
// Interface to get information about the local syncing device.
virtual LocalDeviceInfoProvider* GetLocalDeviceInfoProvider() = 0;
// Interface to get information about all syncing devices.
virtual DeviceInfoTracker* GetDeviceInfoTracker() = 0;
// Returns the DataTypeControllerDelegate for DEVICE_INFO.
virtual base::WeakPtr<DataTypeControllerDelegate> GetControllerDelegate() = 0;
// Interface to refresh local copy of device info in memory, and informs sync
// of the change. Used when the caller knows a property of local device info
// has changed (e.g. SharingInfo), and must be sync-ed to other devices as
// soon as possible, without waiting for the periodic commits. The device info
// will be compared to the local copy. If the device info has been actually
// changed, then it will be committed. Otherwise nothing happens.
virtual void RefreshLocalDeviceInfo() = 0;
};
} // namespace syncer
#endif // COMPONENTS_SYNC_DEVICE_INFO_DEVICE_INFO_SYNC_SERVICE_H_
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