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// Copyright 2018 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_ASH_CROSTINI_CROSTINI_REPORTING_UTIL_H_
#define CHROME_BROWSER_ASH_CROSTINI_CROSTINI_REPORTING_UTIL_H_
#include <string>
class PrefService;
namespace base {
class Clock;
class Time;
} // namespace base
namespace component_updater {
class ComponentUpdateService;
} // namespace component_updater
namespace crostini {
// If Crostini usage reporting is enabled, store the time window of
// the last app launch and the Termina version in prefs.
void WriteMetricsForReportingToPrefsIfEnabled(
PrefService* profile_prefs,
const component_updater::ComponentUpdateService* update_service,
const base::Clock* clock);
// Cache the Termina VM kernel in profile prefs from where they
// are copied to the device status proto during status collection
// in case advanced Crostini reporting is enabled.
void WriteTerminaVmKernelVersionToPrefsForReporting(
PrefService* profile_prefs,
const std::string& kernel_version);
// "Coarsens" the given time to the start of a three-day time window.
// Used for privacy reasons.
base::Time GetThreeDayWindowStart(const base::Time& actual_time);
// Retrieve the cros-termina version from the browser's component list.
std::string GetTerminaVersion(
const component_updater::ComponentUpdateService* update_service);
} // namespace crostini
#endif // CHROME_BROWSER_ASH_CROSTINI_CROSTINI_REPORTING_UTIL_H_