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// Copyright 2016 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_TETHER_TETHER_CONNECTOR_IMPL_H_
#define CHROMEOS_ASH_COMPONENTS_TETHER_TETHER_CONNECTOR_IMPL_H_
#include <optional>
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/time/time.h"
#include "base/types/expected.h"
#include "chromeos/ash/components/network/network_connection_handler.h"
#include "chromeos/ash/components/tether/connect_tethering_operation.h"
#include "chromeos/ash/components/tether/host_connection.h"
#include "chromeos/ash/components/tether/host_connection_metrics_logger.h"
#include "chromeos/ash/components/tether/tether_connector.h"
#include "chromeos/ash/components/tether/wifi_hotspot_connector.h"
namespace ash {
class NetworkStateHandler;
namespace tether {
class ActiveHost;
class DeviceIdTetherNetworkGuidMap;
class DisconnectTetheringRequestSender;
class HostScanCache;
class NotificationPresenter;
class TetherHostFetcher;
class TetherHostResponseRecorder;
class WifiHotspotConnector;
class WifiHotspotDisconnector;
// Connects to a tether network. When the user initiates a connection via the
// UI, TetherConnectorImpl receives a callback from NetworkConnectionHandler and
// initiates a connection by starting a ConnectTetheringOperation. When a
// response has been received from the tether host, TetherConnectorImpl connects
// to the associated Wi-Fi network.
class TetherConnectorImpl : public TetherConnector,
public ConnectTetheringOperation::Observer {
public:
TetherConnectorImpl(
raw_ptr<HostConnection::Factory> host_connection_factory,
NetworkStateHandler* network_state_handler,
WifiHotspotConnector* wifi_hotspot_connector,
ActiveHost* active_host,
TetherHostFetcher* tether_host_fetcher,
TetherHostResponseRecorder* tether_host_response_recorder,
DeviceIdTetherNetworkGuidMap* device_id_tether_network_guid_map,
HostScanCache* host_scan_cache,
NotificationPresenter* notification_presenter,
HostConnectionMetricsLogger* host_connection_metrics_logger,
DisconnectTetheringRequestSender* disconnect_tethering_request_sender,
WifiHotspotDisconnector* wifi_hotspot_disconnector);
TetherConnectorImpl(const TetherConnectorImpl&) = delete;
TetherConnectorImpl& operator=(const TetherConnectorImpl&) = delete;
~TetherConnectorImpl() override;
void ConnectToNetwork(const std::string& tether_network_guid,
base::OnceClosure success_callback,
StringErrorCallback error_callback) override;
// Returns whether the connection attempt was successfully canceled.
bool CancelConnectionAttempt(const std::string& tether_network_guid) override;
// ConnectTetheringOperation::Observer:
void OnConnectTetheringRequestSent() override;
void OnSuccessfulConnectTetheringResponse(
const std::string& ssid,
const std::string& password) override;
void OnConnectTetheringFailure(
ConnectTetheringOperation::HostResponseErrorCode error_code) override;
private:
friend class TetherConnectorImplTest;
void SetConnectionFailed(const std::string& error_name);
void SetConnectionSucceeded(const std::string& device_id,
const std::string& wifi_network_guid);
void OnWifiConnection(
const std::string& device_id,
base::expected<std::string,
WifiHotspotConnector::WifiHotspotConnectionError> result);
void RecordConnectTetheringOperationResult(
const std::string& device_id,
ConnectTetheringOperation::HostResponseErrorCode error_code);
raw_ptr<HostConnection::Factory> host_connection_factory_;
raw_ptr<NetworkConnectionHandler> network_connection_handler_;
raw_ptr<NetworkStateHandler> network_state_handler_;
raw_ptr<WifiHotspotConnector> wifi_hotspot_connector_;
raw_ptr<ActiveHost> active_host_;
raw_ptr<TetherHostFetcher> tether_host_fetcher_;
raw_ptr<TetherHostResponseRecorder> tether_host_response_recorder_;
raw_ptr<DeviceIdTetherNetworkGuidMap> device_id_tether_network_guid_map_;
raw_ptr<HostScanCache> host_scan_cache_;
raw_ptr<NotificationPresenter> notification_presenter_;
raw_ptr<HostConnectionMetricsLogger> host_connection_metrics_logger_;
raw_ptr<DisconnectTetheringRequestSender>
disconnect_tethering_request_sender_;
raw_ptr<WifiHotspotDisconnector> wifi_hotspot_disconnector_;
bool did_send_successful_request_ = false;
std::string device_id_pending_connection_;
base::OnceClosure success_callback_;
StringErrorCallback error_callback_;
std::unique_ptr<ConnectTetheringOperation> connect_tethering_operation_;
base::Time connect_to_host_start_time_;
base::WeakPtrFactory<TetherConnectorImpl> weak_ptr_factory_{this};
};
} // namespace tether
} // namespace ash
#endif // CHROMEOS_ASH_COMPONENTS_TETHER_TETHER_CONNECTOR_IMPL_H_
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