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// Copyright 2020 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_CHROMEOS_FAMILY_LINK_USER_METRICS_PROVIDER_H_
#define CHROME_BROWSER_METRICS_CHROMEOS_FAMILY_LINK_USER_METRICS_PROVIDER_H_
#include <memory>
#include <optional>
#include "components/metrics/metrics_provider.h"
#include "components/session_manager/core/session_manager_observer.h"
#include "components/signin/public/identity_manager/access_token_info.h"
#include "google_apis/gaia/google_service_auth_error.h"
namespace signin {
class PrimaryAccountAccessTokenFetcher;
} // namespace signin
// This metrics provider categorizes the current user into over or under the age
// of consent for UMA dashboard filtering. This metrics provider is ChromeOS
// specific.
class ChromeOSFamilyLinkUserMetricsProvider
: public metrics::MetricsProvider,
public session_manager::SessionManagerObserver {
public:
// These enum values represent the current user's supervision type for the
// Family Experiences team's metrics.
// These values are logged to UMA. Entries should not be renumbered and
// numeric values should never be reused. Please keep in sync with
// "FamilyLinkUserLogSegment" in src/tools/metrics/histograms/enums.xml.
enum class LogSegment {
// User does not fall into any of the below categories. For example, this
// bucket includes regular users.
kOther = 0,
// Child under age of consent.
kUnderConsentAge = 1,
// Regular Gaia account above the age of consent with supervision added.
kOverConsentAge = 2,
// Add future entries above this comment, in sync with
// "FamilyLinkUserLogSegment" in src/tools/metrics/histograms/enums.xml.
// Update kMaxValue to the last value.
kMaxValue = kOverConsentAge
};
ChromeOSFamilyLinkUserMetricsProvider();
ChromeOSFamilyLinkUserMetricsProvider(
const ChromeOSFamilyLinkUserMetricsProvider&) = delete;
ChromeOSFamilyLinkUserMetricsProvider& operator=(
const ChromeOSFamilyLinkUserMetricsProvider&) = delete;
~ChromeOSFamilyLinkUserMetricsProvider() override;
// metrics::MetricsProvider:
bool ProvideHistograms() override;
// session_manager::SessionManagerObserver:
void OnUserSessionStarted(bool is_primary_user) override;
static const char* GetHistogramNameForTesting();
protected:
// This function is protected for testing.
virtual void SetLogSegment(LogSegment log_segment);
private:
void OnAccessTokenRequestCompleted(GoogleServiceAuthError error,
signin::AccessTokenInfo access_token_info);
std::unique_ptr<signin::PrimaryAccountAccessTokenFetcher>
access_token_fetcher_;
// Cache the log segment because it won't change during the session once
// assigned.
std::optional<LogSegment> log_segment_;
};
#endif // CHROME_BROWSER_METRICS_CHROMEOS_FAMILY_LINK_USER_METRICS_PROVIDER_H_
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