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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 CHROME_BROWSER_ASH_APP_MODE_METRICS_NETWORK_CONNECTIVITY_METRICS_SERVICE_H_
#define CHROME_BROWSER_ASH_APP_MODE_METRICS_NETWORK_CONNECTIVITY_METRICS_SERVICE_H_
#include "base/memory/raw_ptr.h"
#include "base/memory/raw_ref.h"
#include "chromeos/ash/components/network/network_state.h"
#include "chromeos/ash/components/network/network_state_handler.h"
#include "chromeos/ash/components/network/network_state_handler_observer.h"
#include "components/prefs/pref_service.h"
namespace ash {
extern const char kKioskNetworkDrops[];
extern const char kKioskNetworkDropsPerSessionHistogram[];
// NetworkConnectivityMetricsService counts and reports network connectivity
// drop events.
class NetworkConnectivityMetricsService : public NetworkStateHandlerObserver {
public:
explicit NetworkConnectivityMetricsService(PrefService& local_state);
NetworkConnectivityMetricsService();
NetworkConnectivityMetricsService(NetworkConnectivityMetricsService&) =
delete;
NetworkConnectivityMetricsService& operator=(
const NetworkConnectivityMetricsService&) = delete;
~NetworkConnectivityMetricsService() override;
bool is_online() const { return is_online_; }
private:
// NetworkStateHandlerObserver:
void NetworkConnectionStateChanged(const NetworkState* network) override;
// Update a number of network connectivity drops for the current session.
void LogNetworkDrops(int network_drops);
// Report a number of network connectivity drops during the previous session.
void ReportPreviousSessionNetworkDrops();
const raw_ref<PrefService> local_state_;
bool is_online_;
int network_drops_ = 0;
raw_ptr<NetworkStateHandler> network_state_handler_;
};
} // namespace ash
#endif // CHROME_BROWSER_ASH_APP_MODE_METRICS_NETWORK_CONNECTIVITY_METRICS_SERVICE_H_
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