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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_PRIVACY_PRIVACY_METRICS_SERVICE_H_
#define CHROME_BROWSER_PRIVACY_PRIVACY_METRICS_SERVICE_H_
#include "base/gtest_prod_util.h"
#include "base/memory/raw_ptr.h"
#include "components/keyed_service/core/keyed_service.h"
#include "components/signin/public/identity_manager/identity_manager.h"
#include "components/sync/service/sync_service.h"
class HostContentSettingsMap;
class PrefService;
// Records privacy-related UMA metrics and is created on profile startup. Allows
// consolidation of metrics which do not otherwise have an obvious home, as well
// as recording metrics which span events across multiple disparate locations
// in the browser.
class PrivacyMetricsService : public KeyedService,
public syncer::SyncServiceObserver,
public signin::IdentityManager::Observer {
public:
explicit PrivacyMetricsService(
PrefService* pref_service,
HostContentSettingsMap* host_content_settings_map_,
syncer::SyncService* sync_service,
signin::IdentityManager* identity_manager);
~PrivacyMetricsService() override;
// KeyedService:
void Shutdown() override;
// syncer::SyncServiceObserver:
void OnStateChanged(syncer::SyncService* sync) override;
// IdentityManager::Observer:
void OnPrimaryAccountChanged(
const signin::PrimaryAccountChangeEvent& event_details) override;
private:
friend class PrivacyMetricsServiceTest;
FRIEND_TEST_ALL_PREFIXES(PrivacyMetricsServiceTest, BasicShutdownMetrics);
FRIEND_TEST_ALL_PREFIXES(PrivacyMetricsServiceTest,
FixSyncPausedThroughReLogin);
FRIEND_TEST_ALL_PREFIXES(PrivacyMetricsServiceTest,
FixSyncPausedThroughLogout);
FRIEND_TEST_ALL_PREFIXES(PrivacyMetricsServiceTest, NoSyncIssues);
FRIEND_TEST_ALL_PREFIXES(PrivacyMetricsServiceTest, NoSyncIssues);
FRIEND_TEST_ALL_PREFIXES(PrivacyMetricsServiceTest,
AccountChangeNoSyncIssues);
FRIEND_TEST_ALL_PREFIXES(PrivacyMetricsServiceTest, StartupNoSync);
// Contains all recorded events related to sync while the profile has clear
// on exit enabled. Must be kept in sync with the ClearOnExitSyncEvent enum in
// histograms/enums.xml.
enum class ClearOnExitSyncEvent {
kStartupSyncDisabled = 0,
kStartupSyncPaused = 1,
kStartupSyncActive = 2,
kReloginToPausedAccount = 3,
kLogoutOfPausedAccount = 4,
kShutdownSyncActiveStartedPausedConsentChange = 5,
kShutdownSyncActiveStartedPausedNoConsentChange = 6,
kShutdownSyncActiveStartedActiveConsentChange = 7,
kShutdownSyncActiveStartedActiveNoConsentChange = 8,
kShutdownSyncPaused = 9,
// Add values above this line with a corresponding label in
// tools/metrics/histograms/enums.xml
kMaxValue = kShutdownSyncPaused,
};
void RecordStartupMetrics();
void UnregisterObservers();
// Whether |pref_service_| represents a state where the cookies clear on exit
// control has been enabled.
bool IsClearOnExitEnabled();
void RecordClearOnExitSyncEvent(ClearOnExitSyncEvent event) const;
// Whether this service observed the |sync_service_| entering the sync
// paused state before it entered the active state.
bool sync_started_paused_ = false;
// Whether this service observed that the sync consent for primary account
// changed, indicating that a user enabled or disabled sync.
bool primary_account_consent_changed_ = false;
const raw_ptr<const PrefService> pref_service_;
const raw_ptr<const HostContentSettingsMap> host_content_settings_map_;
const raw_ptr<syncer::SyncService> sync_service_;
const raw_ptr<signin::IdentityManager> identity_manager_;
base::ScopedObservation<syncer::SyncService, syncer::SyncServiceObserver>
sync_service_observer_{this};
base::ScopedObservation<signin::IdentityManager,
signin::IdentityManager::Observer>
identity_manager_observer_{this};
};
#endif // CHROME_BROWSER_PRIVACY_PRIVACY_METRICS_SERVICE_H_
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