// Copyright 2021 The Chromium 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 CHROMEOS_NETWORK_NETWORK_TEST_HELPER_BASE_H_
#define CHROMEOS_NETWORK_NETWORK_TEST_HELPER_BASE_H_

#include <memory>
#include <string>

#include "base/memory/weak_ptr.h"
#include "chromeos/dbus/hermes/hermes_euicc_client.h"
#include "chromeos/dbus/hermes/hermes_manager_client.h"
#include "chromeos/dbus/hermes/hermes_profile_client.h"
#include "chromeos/dbus/shill/shill_device_client.h"
#include "chromeos/dbus/shill/shill_ipconfig_client.h"
#include "chromeos/dbus/shill/shill_manager_client.h"
#include "chromeos/dbus/shill/shill_profile_client.h"
#include "chromeos/dbus/shill/shill_service_client.h"

namespace chromeos {

// Base Network test helper class. This base class handles initialization and
// shutdown of Shill and Hermes DBus clients and provides utility methods to
// setup various network conditions. Initialization is done on construction and
// shutdown on destruction. This helper also provides utility methods for
// setting up various test network conditions.
//
// NOTE: For tests that use NetworkHandler::Get() directly, use
// NetworkHandlerTestHelper. For tests that only need NetworkStateHandler
// and or NetworkDeviceHandler to be initialized, use NetworkStateTestHelper.
class NetworkTestHelperBase {
 public:
  ~NetworkTestHelperBase();

  // Adds default shared profile and user profile in Shill profile client.
  void AddDefaultProfiles();

  // Resets the devices and services to the default (wifi device only).
  void ResetDevicesAndServices();

  // Clears any fake devices.
  void ClearDevices();

  // Clears any fake services.
  void ClearServices();

  // Clears the profile list.
  void ClearProfiles();

  // Configures a new service using Shill properties from |shill_json_string|
  // which must include a GUID and Type. Returns the service path, or "" if the
  // service could not be configured. Note: the 'GUID' key is also used as the
  // name of the service if no 'Name' key is provided.
  std::string ConfigureService(const std::string& shill_json_string);

  // Returns a string value for property |key| associated with |service_path|.
  // The result will be empty if the service or property do not exist.
  std::string GetServiceStringProperty(const std::string& service_path,
                                       const std::string& key);

  void SetServiceProperty(const std::string& service_path,
                          const std::string& key,
                          const base::Value& value);

  std::string GetProfileStringProperty(const std::string& profile_path,
                                       const std::string& key);

  void SetProfileProperty(const std::string& profile_path,
                          const std::string& key,
                          const base::Value& value);

  // Returns the path used for the shared and user profiles.
  const char* ProfilePathUser();

  // Returns the hash used for the user profile.
  const char* UserHash();

  ShillManagerClient::TestInterface* manager_test() { return manager_test_; }
  ShillProfileClient::TestInterface* profile_test() { return profile_test_; }
  ShillDeviceClient::TestInterface* device_test() { return device_test_; }
  ShillServiceClient::TestInterface* service_test() { return service_test_; }
  ShillIPConfigClient::TestInterface* ip_config_test() {
    return ip_config_test_;
  }

  HermesEuiccClient::TestInterface* hermes_euicc_test() {
    return hermes_euicc_test_;
  }
  HermesManagerClient::TestInterface* hermes_manager_test() {
    return hermes_manager_test_;
  }
  HermesProfileClient::TestInterface* hermes_profile_test() {
    return hermes_profile_test_;
  }

 protected:
  NetworkTestHelperBase();

 private:
  void ConfigureCallback(const dbus::ObjectPath& result);

  bool shill_clients_initialized_ = false;
  bool hermes_clients_initialized_ = false;

  std::string last_created_service_path_;

  ShillManagerClient::TestInterface* manager_test_;
  ShillProfileClient::TestInterface* profile_test_;
  ShillDeviceClient::TestInterface* device_test_;
  ShillServiceClient::TestInterface* service_test_;
  ShillIPConfigClient::TestInterface* ip_config_test_;

  HermesEuiccClient::TestInterface* hermes_euicc_test_;
  HermesManagerClient::TestInterface* hermes_manager_test_;
  HermesProfileClient::TestInterface* hermes_profile_test_;

  base::WeakPtrFactory<NetworkTestHelperBase> weak_ptr_factory_{this};
};

}  // namespace chromeos

#endif  // CHROMEOS_NETWORK_NETWORK_TEST_HELPER_BASE_H_