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// Copyright 2025 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_METRICS_K12_AGE_CLASSIFICATION_METRICS_PROVIDER_H_
#define CHROME_BROWSER_METRICS_K12_AGE_CLASSIFICATION_METRICS_PROVIDER_H_
#include <optional>
#include "components/metrics/metrics_provider.h"
#include "components/session_manager/core/session_manager_observer.h"
class K12AgeClassificationMetricsProvider
: public metrics::MetricsProvider,
public session_manager::SessionManagerObserver {
public:
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
//
// LINT.IfChange(K12AgeClassificationSegment)
enum class K12AgeClassificationSegment {
// K12 user age classification is unspecified.
kAgeUnspecified = 0,
// K12 user age is under 18.
kAgeUnder18 = 1,
// K12 user age is equal or over 18.
kAgeEqualOrOver18 = 2,
kMaxValue = kAgeEqualOrOver18,
};
static constexpr char kHistogramName[] =
"ChromeOS.K12UserAgeClassification.LogSegment";
// LINT.ThenChange(//tools/metrics/histograms/metadata/chromeos/enums.xml:K12AgeClassificationSegment,//components/policy/proto/device_management_backend.proto:K12AgeClassificationSegment)
K12AgeClassificationMetricsProvider();
K12AgeClassificationMetricsProvider(
const K12AgeClassificationMetricsProvider&) = delete;
K12AgeClassificationMetricsProvider& operator=(
const K12AgeClassificationMetricsProvider&) = delete;
~K12AgeClassificationMetricsProvider() override;
// MetricsProvider:
bool ProvideHistograms() override;
// session_manager::SessionManagerObserver:
void OnUserSessionStarted(bool is_primary_user) override;
private:
std::optional<K12AgeClassificationSegment> segment_;
};
#endif // CHROME_BROWSER_METRICS_K12_AGE_CLASSIFICATION_METRICS_PROVIDER_H_
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