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// Copyright 2023 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_NETWORK_NETWORK_3GPP_HANDLER_H_
#define CHROMEOS_ASH_COMPONENTS_NETWORK_NETWORK_3GPP_HANDLER_H_
#include <memory>
#include <optional>
#include <string>
#include <vector>
#include "base/component_export.h"
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "base/values.h"
#include "chromeos/ash/components/dbus/shill/modem_3gpp_client.h"
#include "chromeos/ash/components/dbus/shill/shill_property_changed_observer.h"
#include "chromeos/dbus/common/dbus_callback.h"
namespace ash {
// This class handles call to ModemManager's SetCarrierLock method which
// configures network personalisation lock on cellular modem.
// This method is part of Modem 3gpp interface.
class COMPONENT_EXPORT(CHROMEOS_NETWORK) Network3gppHandler
: public ShillPropertyChangedObserver {
public:
Network3gppHandler();
Network3gppHandler(const Network3gppHandler&) = delete;
Network3gppHandler& operator=(const Network3gppHandler&) = delete;
~Network3gppHandler() override;
virtual void SetCarrierLock(const std::string& configuration,
Modem3gppClient::CarrierLockCallback callback);
private:
friend class NetworkHandler;
friend class Network3gppHandlerTest;
class Network3gppDeviceHandler;
class Network3gppDeviceHandlerImpl;
// ShillPropertyChangedObserver:
void OnPropertyChanged(const std::string& name,
const base::Value& value) override;
// Requests the devices from the network manager, sets up observers, and
// requests the initial list of messages.
void Init();
// Callback to handle the manager properties with the list of devices.
void ManagerPropertiesCallback(std::optional<base::Value::Dict> properties);
// Requests properties for each entry in |devices|.
void UpdateDevices(const base::Value::List& devices);
// Callback to handle the device properties for |device_path|.
// A Network3gppDeviceHandler will be instantiated for each cellular device.
void DevicePropertiesCallback(const std::string& device_path,
std::optional<base::Value::Dict> properties);
// Called when the cellular device's object path changes. This means that
// there has been an update to the device's SIM (removed or inserted) and that
// a new handler should be created for the device's new object path.
void OnObjectPathChanged(const base::Value& object_path);
raw_ptr<Modem3gppClient> modem_client_;
std::unique_ptr<Network3gppDeviceHandler> device_handler_;
std::string cellular_device_path_;
base::WeakPtrFactory<Network3gppHandler> weak_ptr_factory_{this};
};
} // namespace ash
#endif // CHROMEOS_ASH_COMPONENTS_NETWORK_NETWORK_3GPP_HANDLER_H_
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