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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROMEOS_ASH_COMPONENTS_DRIVEFS_DRIVEFS_SEARCH_H_
#define CHROMEOS_ASH_COMPONENTS_DRIVEFS_DRIVEFS_SEARCH_H_
#include <memory>
#include "base/component_export.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/time/clock.h"
#include "base/time/time.h"
#include "chromeos/ash/components/drivefs/drivefs_search_query_delegate.h"
#include "chromeos/ash/components/drivefs/mojom/drivefs.mojom.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
namespace network {
class NetworkConnectionTracker;
}
namespace drivefs {
class DriveFsSearchQuery;
// Handles search queries to DriveFS.
class COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_DRIVEFS) DriveFsSearch
: public DriveFsSearchQueryDelegate {
public:
DriveFsSearch(mojom::DriveFs* drivefs,
network::NetworkConnectionTracker* network_connection_tracker,
const base::Clock* clock);
DriveFsSearch(const DriveFsSearch&) = delete;
DriveFsSearch& operator=(const DriveFsSearch&) = delete;
~DriveFsSearch() override;
// Starts a new query, but does not call `GetNextPage`.
// The returned `DriveFsSearchQuery` can be destructed at any time to stop any
// in-flight `GetNextPage` calls.
std::unique_ptr<DriveFsSearchQuery> CreateQuery(
mojom::QueryParametersPtr query_params);
// Starts DriveFs search query and returns whether it will be
// performed localy or remotely. Assumes DriveFS to be mounted.
mojom::QueryParameters::QuerySource PerformSearch(
mojom::QueryParametersPtr query,
mojom::SearchQuery::GetNextPageCallback callback);
// `DriveFsSearchQueryDelegate` overrides:
bool IsOffline() override;
void UpdateLastSharedWithMeResponse() override;
bool WithinQueryCacheTtl() override;
void StartMojoSearchQuery(mojo::PendingReceiver<mojom::SearchQuery> query,
mojom::QueryParametersPtr query_params) override;
private:
const raw_ptr<mojom::DriveFs, DanglingUntriaged> drivefs_;
const raw_ptr<network::NetworkConnectionTracker> network_connection_tracker_;
const raw_ptr<const base::Clock> clock_;
base::Time last_shared_with_me_response_;
base::WeakPtrFactory<DriveFsSearch> weak_ptr_factory_{this};
};
} // namespace drivefs
#endif // CHROMEOS_ASH_COMPONENTS_DRIVEFS_DRIVEFS_SEARCH_H_
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