chromium/components/history_clusters/core/history_clusters_service.h

// Copyright 2021 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_HISTORY_CLUSTERS_CORE_HISTORY_CLUSTERS_SERVICE_H_
#define COMPONENTS_HISTORY_CLUSTERS_CORE_HISTORY_CLUSTERS_SERVICE_H_

#include <map>
#include <memory>
#include <string>
#include <vector>

#include "base/functional/callback.h"
#include "base/memory/scoped_refptr.h"
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "base/scoped_observation.h"
#include "base/supports_user_data.h"
#include "base/task/cancelable_task_tracker.h"
#include "base/time/time.h"
#include "base/timer/elapsed_timer.h"
#include "components/history/core/browser/history_service.h"
#include "components/history/core/browser/history_service_observer.h"
#include "components/history/core/browser/history_types.h"
#include "components/history_clusters/core/context_clusterer_history_service_observer.h"
#include "components/history_clusters/core/history_clusters_types.h"
#include "components/keyed_service/core/keyed_service.h"
#include "services/network/public/cpp/shared_url_loader_factory.h"

class PrefService;
class TemplateURLService;

namespace optimization_guide {
class OptimizationGuideDecider;
}  // namespace optimization_guide

namespace site_engagement {
class SiteEngagementScoreProvider;
}  // namespace site_engagement

namespace history_clusters {

class ClusteringBackend;
class HistoryClustersService;
class HistoryClustersServiceTask;

// This Service provides an API to the History Clusters for UI entry points.
class HistoryClustersService : public base::SupportsUserData,
                               public KeyedService,
                               public history::HistoryServiceObserver { … };

}  // namespace history_clusters

#endif  // COMPONENTS_HISTORY_CLUSTERS_CORE_HISTORY_CLUSTERS_SERVICE_H_