// Copyright 2018 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef SHILL_DBUS_MM1_MODEM_MODEMCDMA_PROXY_H_
#define SHILL_DBUS_MM1_MODEM_MODEMCDMA_PROXY_H_

#include <memory>
#include <string>

#include "cellular/dbus-proxies.h"
#include "shill/cellular/mm1_modem_modemcdma_proxy_interface.h"

namespace shill {
namespace mm1 {

// A proxy to org.freedesktop.ModemManager1.Modem.ModemCdma.
class ModemModemCdmaProxy : public ModemModemCdmaProxyInterface {
 public:
  // Constructs a org.freedesktop.ModemManager1.Modem.ModemCdma DBus
  // object proxy at |path| owned by |service|.
  ModemModemCdmaProxy(const scoped_refptr<dbus::Bus>& bus,
                      const RpcIdentifier& path,
                      const std::string& service);
  ModemModemCdmaProxy(const ModemModemCdmaProxy&) = delete;
  ModemModemCdmaProxy& operator=(const ModemModemCdmaProxy&) = delete;

  ~ModemModemCdmaProxy() override;

  // Inherited methods from ModemModemCdmaProxyInterface.
  void Activate(const std::string& carrier,
                Error* error,
                const ResultCallback& callback,
                int timeout) override;
  void ActivateManual(const KeyValueStore& properties,
                      Error* error,
                      const ResultCallback& callback,
                      int timeout) override;

  void set_activation_state_callback(
      const ActivationStateSignalCallback& callback) override {
    activation_state_callback_ = callback;
  }

 private:
  // Signal handler.
  void ActivationStateChanged(uint32_t activation_state,
                              uint32_t activation_error,
                              const brillo::VariantDictionary& status_changes);

  // Callbacks for async calls that uses ResultCallback.
  void OnOperationSuccess(const ResultCallback& callback,
                          const std::string& operation);
  void OnOperationFailure(const ResultCallback& callback,
                          const std::string& operation,
                          brillo::Error* dbus_error);

  // Called when signal is connected to the ObjectProxy.
  void OnSignalConnected(const std::string& interface_name,
                         const std::string& signal_name,
                         bool success);

  ActivationStateSignalCallback activation_state_callback_;

  std::unique_ptr<org::freedesktop::ModemManager1::Modem::ModemCdmaProxy>
      proxy_;

  base::WeakPtrFactory<ModemModemCdmaProxy> weak_factory_{this};
};

}  // namespace mm1
}  // namespace shill

#endif  // SHILL_DBUS_MM1_MODEM_MODEMCDMA_PROXY_H_