// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROME_BROWSER_BROWSER_PROCESS_PLATFORM_PART_ASH_H_
#define CHROME_BROWSER_BROWSER_PROCESS_PLATFORM_PART_ASH_H_

#include <memory>

#include "base/callback_list.h"
#include "base/sequence_checker.h"
#include "chrome/browser/browser_process_platform_part_base.h"
#include "chrome/browser/component_updater/cros_component_installer_chromeos.h"
#include "chrome/browser/ui/browser_list_observer.h"
#include "components/keyed_service/core/keyed_service_shutdown_notifier.h"

class BrowserProcessPlatformPartTestApi;
class Profile;
class ScopedKeepAlive;

namespace app_list {
class EssentialSearchManager;
}  // namespace app_list

namespace ash {
class AccountManagerFactory;
class AshProxyMonitor;
class BrowserContextFlusher;
class ChromeSessionManager;
class CrosSettingsHolder;
class InSessionPasswordChangeManager;
class PolicyUserManagerController;
class ProfileHelper;
class ProfileUserManagerController;
class SchedulerConfigurationManager;
class SecureDnsManager;
class UserImageManagerRegistry;

namespace system {
class AutomaticRebootManager;
class DeviceDisablingManager;
class DeviceDisablingManagerDefaultDelegate;
class TimeZoneResolverManager;
class SystemClock;
}  // namespace system
}  // namespace ash

namespace policy {
class BrowserPolicyConnectorAsh;
class DeviceRestrictionScheduleController;
}  // namespace policy

namespace user_manager {
class MultiUserSignInPolicyController;
class UserManager;
}  // namespace user_manager

class BrowserProcessPlatformPart : public BrowserProcessPlatformPartBase {
 public:
  BrowserProcessPlatformPart();

  BrowserProcessPlatformPart(const BrowserProcessPlatformPart&) = delete;
  BrowserProcessPlatformPart& operator=(const BrowserProcessPlatformPart&) =
      delete;

  ~BrowserProcessPlatformPart() override;

  void InitializeAutomaticRebootManager();
  void ShutdownAutomaticRebootManager();

  void InitializeUserManager();
  void ShutdownUserManager();
  void DestroyUserManager();

  void InitializeDeviceRestrictionScheduleController();
  void ShutdownDeviceRestrictionScheduleController();

  void InitializeDeviceDisablingManager();
  void ShutdownDeviceDisablingManager();

  void InitializeSessionManager();
  void ShutdownSessionManager();

  void InitializeCrosSettings();
  void ShutdownCrosSettings();

  void InitializeComponentManager();
  void ShutdownComponentManager();

  void InitializeSchedulerConfigurationManager();
  void ShutdownSchedulerConfigurationManager();

  void InitializeAshProxyMonitor();
  void ShutdownAshProxyMonitor();

  // Initializes all services that need the primary profile. Gets called as soon
  // as the primary profile is available, which implies that the primary user
  // has logged in. The services are shut down automatically when the primary
  // profile is destroyed.
  // Use this for simple 'leaf-type' services with no or negligible inter-
  // dependencies. If your service has more complex dependencies, consider using
  // a BrowserContextKeyedService and restricting service creation to the
  // primary profile.
  void InitializePrimaryProfileServices(Profile* primary_profile);

  // Used to register a KeepAlive when Ash is initialized, and release it
  // when until Chrome starts exiting. Ensure we stay running the whole time.
  void RegisterKeepAlive();
  void UnregisterKeepAlive();

  // Returns the ProfileHelper instance that is used to identify
  // users and their profiles in Chrome OS multi user session.
  ash::ProfileHelper* profile_helper();

  ash::system::AutomaticRebootManager* automatic_reboot_manager() {
    return automatic_reboot_manager_.get();
  }

  policy::BrowserPolicyConnectorAsh* browser_policy_connector_ash();

  ash::ChromeSessionManager* session_manager() {
    return session_manager_.get();
  }

  user_manager::UserManager* user_manager() { return user_manager_.get(); }

  user_manager::MultiUserSignInPolicyController*
  multi_user_sign_in_policy_controller() {
    return multi_user_sign_in_policy_controller_.get();
  }

  ash::SchedulerConfigurationManager* scheduler_configuration_manager() {
    return scheduler_configuration_manager_.get();
  }

  policy::DeviceRestrictionScheduleController*
  device_restriction_schedule_controller() {
    return device_restriction_schedule_controller_.get();
  }

  ash::system::DeviceDisablingManager* device_disabling_manager() {
    return device_disabling_manager_.get();
  }

  scoped_refptr<component_updater::ComponentManagerAsh>
  component_manager_ash() {
    return component_manager_ash_;
  }

  ash::AshProxyMonitor* ash_proxy_monitor() { return ash_proxy_monitor_.get(); }

  ash::SecureDnsManager* secure_dns_manager() {
    return secure_dns_manager_.get();
  }

  app_list::EssentialSearchManager* essential_search_manager() {
    return essential_search_manager_.get();
  }

  ash::InSessionPasswordChangeManager* in_session_password_change_manager() {
    return in_session_password_change_manager_.get();
  }

  ash::system::TimeZoneResolverManager* GetTimezoneResolverManager();

  // Overridden from BrowserProcessPlatformPartBase:
  void StartTearDown() override;

  ash::system::SystemClock* GetSystemClock();
  void DestroySystemClock();

  ash::AccountManagerFactory* GetAccountManagerFactory();

  static void EnsureFactoryBuilt();

 private:
  // An observer that restores urls based on the on startup setting after a new
  // browser is added to the BrowserList.
  class BrowserRestoreObserver : public BrowserListObserver {
   public:
    explicit BrowserRestoreObserver(
        const BrowserProcessPlatformPart* browser_process_platform_part);

    ~BrowserRestoreObserver() override;

   protected:
    // BrowserListObserver:
    void OnBrowserAdded(Browser* browser) override;

   private:
    // Returns true, if the url defined in the on startup setting should be
    // opened. Otherwise, returns false.
    bool ShouldRestoreUrls(Browser* browser) const;

    // Returns true, if the url defined in the on startup setting should be
    // opened in a new browser. Otherwise, returns false.
    bool ShouldOpenUrlsInNewBrowser(Browser* browser) const;

    // Restores urls based on the on startup setting.
    void RestoreUrls(Browser* browser);

    // Called when a session is restored.
    void OnSessionRestoreDone(Profile* profile, int num_tabs_restored);

    const raw_ptr<const BrowserProcessPlatformPart>
        browser_process_platform_part_;

    base::CallbackListSubscription on_session_restored_callback_subscription_;
  };

  BrowserRestoreObserver browser_restore_observer_;

  friend class BrowserProcessPlatformPartTestApi;

  // Returns true if we can restore URLs for `profile`. Restoring URLs should
  // only be allowed for regular signed-in users.
  bool CanRestoreUrlsForProfile(const Profile* profile) const;

  void CreateProfileHelper();

  void ShutdownPrimaryProfileServices();

  std::unique_ptr<ash::ChromeSessionManager> session_manager_;

  bool created_profile_helper_;
  std::unique_ptr<ash::ProfileHelper> profile_helper_;

  std::unique_ptr<ash::BrowserContextFlusher> browser_context_flusher_;

  std::unique_ptr<ash::system::AutomaticRebootManager>
      automatic_reboot_manager_;

  std::unique_ptr<user_manager::UserManager> user_manager_;

  std::unique_ptr<ash::ProfileUserManagerController>
      profile_user_manager_controller_;

  std::unique_ptr<ash::PolicyUserManagerController>
      policy_user_manager_controller_;

  std::unique_ptr<ash::UserImageManagerRegistry> user_image_manager_registry_;

  std::unique_ptr<user_manager::MultiUserSignInPolicyController>
      multi_user_sign_in_policy_controller_;

  std::unique_ptr<policy::DeviceRestrictionScheduleController>
      device_restriction_schedule_controller_;

  std::unique_ptr<ash::system::DeviceDisablingManagerDefaultDelegate>
      device_disabling_manager_delegate_;
  std::unique_ptr<ash::system::DeviceDisablingManager>
      device_disabling_manager_;

  std::unique_ptr<ash::system::TimeZoneResolverManager>
      timezone_resolver_manager_;

  std::unique_ptr<ash::system::SystemClock> system_clock_;

  std::unique_ptr<ScopedKeepAlive> keep_alive_;

  std::unique_ptr<ash::CrosSettingsHolder> cros_settings_holder_;

  // Whether `component_manager_ash_` has been initialized for test. Set by
  // BrowserProcessPlatformPartTestApi.
  bool using_testing_component_manager_ash_ = false;
  scoped_refptr<component_updater::ComponentManagerAsh> component_manager_ash_;

  std::unique_ptr<ash::AccountManagerFactory> account_manager_factory_;

  std::unique_ptr<app_list::EssentialSearchManager> essential_search_manager_;

  std::unique_ptr<ash::InSessionPasswordChangeManager>
      in_session_password_change_manager_;

  base::CallbackListSubscription primary_profile_shutdown_subscription_;

  std::unique_ptr<ash::SchedulerConfigurationManager>
      scheduler_configuration_manager_;

  std::unique_ptr<ash::AshProxyMonitor> ash_proxy_monitor_;

  std::unique_ptr<ash::SecureDnsManager> secure_dns_manager_;

  SEQUENCE_CHECKER(sequence_checker_);
};

#endif  // CHROME_BROWSER_BROWSER_PROCESS_PLATFORM_PART_ASH_H_