blob: 1cf645703a7b119cb3f024ef60b7c70251893146 [file] [log] [blame]
// Copyright 2020 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 CHROME_BROWSER_CHROMEOS_PHONEHUB_BROWSER_TABS_MODEL_PROVIDER_IMPL_H_
#define CHROME_BROWSER_CHROMEOS_PHONEHUB_BROWSER_TABS_MODEL_PROVIDER_IMPL_H_
#include <ostream>
#include "base/callback_list.h"
#include "base/memory/weak_ptr.h"
#include "chromeos/components/phonehub/browser_tabs_metadata_fetcher.h"
#include "chromeos/components/phonehub/browser_tabs_model_provider.h"
#include "chromeos/services/multidevice_setup/public/cpp/multidevice_setup_client.h"
namespace sync_sessions {
class SessionSyncService;
} // namespace sync_sessions
namespace syncer {
class SyncService;
} // namespace syncer
namespace chromeos {
namespace phonehub {
// Gets the browser tab model info by finding a SyncedSession (provided lazily
// by a SessionService) with a |session_name| that matches the |pii_free_name|
// of the phone provided by a MultiDeviceSetupClient. If sync is enabled, the
// class uses a BrowserTabsMetadataFetcher to actually fetch the browser tab
// metadata once it finds the correct SyncedSession.
//
// Uses a SyncService in TriggerRefresh() to manually request updates for the
// latest SyncedSessions. If updated SyncSessions exist on the server, all
// SessionSyncService subscriptions will be updated almost immediately, instead
// of being lazily updated and eventually consistent with the latest browser tab
// info on the server.
class BrowserTabsModelProviderImpl
: public BrowserTabsModelProvider,
public multidevice_setup::MultiDeviceSetupClient::Observer {
public:
BrowserTabsModelProviderImpl(
multidevice_setup::MultiDeviceSetupClient* multidevice_setup_client,
syncer::SyncService* sync_service,
sync_sessions::SessionSyncService* session_sync_service,
std::unique_ptr<BrowserTabsMetadataFetcher>
browser_tabs_metadata_fetcher);
~BrowserTabsModelProviderImpl() override;
// BrowserTabsModelProvider:
void TriggerRefresh() override;
private:
friend class BrowserTabsModelProviderImplTest;
// multidevice_setup::MultiDeviceSetupClient::Observer:
void OnHostStatusChanged(
const multidevice_setup::MultiDeviceSetupClient::HostStatusWithDevice&
host_device_with_status) override;
void AttemptBrowserTabsModelUpdate();
void InvalidateWeakPtrsAndClearTabMetadata(bool is_tab_sync_enabled);
void OnMetadataFetched(
base::Optional<std::vector<BrowserTabsModel::BrowserTabMetadata>>
metadata);
base::Optional<std::string> GetSessionName() const;
multidevice_setup::MultiDeviceSetupClient* multidevice_setup_client_;
syncer::SyncService* sync_service_;
sync_sessions::SessionSyncService* session_sync_service_;
std::unique_ptr<BrowserTabsMetadataFetcher> browser_tabs_metadata_fetcher_;
base::CallbackListSubscription session_updated_subscription_;
base::WeakPtrFactory<BrowserTabsModelProviderImpl> weak_ptr_factory_{this};
};
} // namespace phonehub
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_PHONEHUB_BROWSER_TABS_MODEL_PROVIDER_IMPL_H_