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// Copyright 2022 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_SEGMENTATION_PLATFORM_INTERNAL_UKM_DATA_MANAGER_IMPL_H_
#define COMPONENTS_SEGMENTATION_PLATFORM_INTERNAL_UKM_DATA_MANAGER_IMPL_H_
#include <memory>
#include <optional>
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/sequence_checker.h"
#include "components/segmentation_platform/internal/ukm_data_manager.h"
namespace segmentation_platform {
class UkmDatabase;
class UkmObserver;
class UrlSignalHandler;
class UkmDataManagerImpl : public UkmDataManager {
public:
UkmDataManagerImpl();
~UkmDataManagerImpl() override;
UkmDataManagerImpl(const UkmDataManagerImpl&) = delete;
UkmDataManagerImpl& operator=(const UkmDataManagerImpl&) = delete;
void InitializeForTesting(std::unique_ptr<UkmDatabase> ukm_database,
UkmObserver* ukm_observer);
// UkmDataManager implementation:
void Initialize(const base::FilePath& database_path, bool in_memory) override;
void StartObservation(UkmObserver* ukm_observer) override;
bool IsUkmEngineEnabled() override;
void StartObservingUkm(const UkmConfig& config) override;
void PauseOrResumeObservation(bool pause) override;
UrlSignalHandler* GetOrCreateUrlHandler() override;
UkmDatabase* GetUkmDatabase() override;
bool HasUkmDatabase() override;
void OnEntryAdded(ukm::mojom::UkmEntryPtr entry) override;
void OnUkmSourceUpdated(ukm::SourceId source_id,
const std::vector<GURL>& urls) override;
void AddRef() override;
void RemoveRef() override;
private:
// Helper method for initializing this object.
void InitiailizeImpl(std::unique_ptr<UkmDatabase> ukm_database);
void RunCleanupTask();
int ref_count_ = 0;
raw_ptr<UkmObserver> ukm_observer_ = nullptr;
std::unique_ptr<UkmDatabase> ukm_database_;
std::unique_ptr<UrlSignalHandler> url_signal_handler_;
std::unique_ptr<UkmConfig> pending_ukm_config_;
std::optional<bool> is_ukm_allowed_;
SEQUENCE_CHECKER(sequence_check_);
base::WeakPtrFactory<UkmDataManagerImpl> weak_factory_{this};
};
} // namespace segmentation_platform
#endif // COMPONENTS_SEGMENTATION_PLATFORM_INTERNAL_UKM_DATA_MANAGER_IMPL_H_
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