chromium/components/feed/core/v2/metrics_reporter.h

// 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 COMPONENTS_FEED_CORE_V2_METRICS_REPORTER_H_
#define COMPONENTS_FEED_CORE_V2_METRICS_REPORTER_H_

#include <climits>
#include <map>
#include <optional>
#include <string_view>

#include "base/memory/raw_ptr.h"
#include "base/memory/raw_ref.h"
#include "base/memory/weak_ptr.h"
#include "base/time/time.h"
#include "components/feed/core/proto/v2/store.pb.h"
#include "components/feed/core/v2/enums.h"
#include "components/feed/core/v2/feed_network.h"
#include "components/feed/core/v2/public/common_enums.h"
#include "components/feed/core/v2/public/stream_type.h"
#include "components/feed/core/v2/public/web_feed_subscriptions.h"
#include "components/feed/core/v2/types.h"

class PrefService;
namespace feedstore {
class Metadata;
}

namespace feed {
// If cached user setting info is older than this, it will not be reported.
constexpr base::TimeDelta kUserSettingsMaxAge = …;

// Reports UMA metrics for feed.
// Note this is inherited only for testing.
class MetricsReporter { … };
}  // namespace feed

#endif  // COMPONENTS_FEED_CORE_V2_METRICS_REPORTER_H_