chrome/browser/ui/webui/settings/saved_info_handler.h

// Copyright 2025 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_UI_WEBUI_SETTINGS_SAVED_INFO_HANDLER_H_
#define CHROME_BROWSER_UI_WEBUI_SETTINGS_SAVED_INFO_HANDLER_H_

#include "base/memory/raw_ptr.h"
#include "base/scoped_observation.h"
#include "chrome/browser/ui/webui/settings/settings_page_ui_handler.h"
#include "components/autofill/core/browser/data_manager/valuables/valuables_data_manager.h"
#include "components/password_manager/core/browser/ui/saved_passwords_presenter.h"
#include "components/webauthn/core/browser/passkey_model.h"

class Profile;

namespace settings {

class SavedInfoHandler
    : public SettingsPageUIHandler,
      public password_manager::SavedPasswordsPresenter::Observer,
      public webauthn::PasskeyModel::Observer,
      public autofill::ValuablesDataManager::Observer {
 public:
  explicit SavedInfoHandler(Profile* profile);
  ~SavedInfoHandler() override;

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

  // SettingsPageUIHandler:
  void RegisterMessages() override;
  void OnJavascriptAllowed() override;
  void OnJavascriptDisallowed() override;

 private:
  friend class TestSavedInfoHandler;
  FRIEND_TEST_ALL_PREFIXES(SavedInfoHandlerTest, HandleGetPasswordCount);
  FRIEND_TEST_ALL_PREFIXES(SavedInfoHandlerTest, HandleGetLoyaltyCardsCount);

  // password_manager::SavedPasswordsPresenter::Observer:
  void OnSavedPasswordsChanged(
      const password_manager::PasswordStoreChangeList& changes) override;

  // webauthn::PasskeyModel::Observer:
  void OnPasskeysChanged(
      const std::vector<webauthn::PasskeyModelChange>& changes) override;
  void OnPasskeyModelShuttingDown() override {}
  void OnPasskeyModelIsReady(bool is_ready) override {}

  // autofill::ValuablesDataManager::Observer:
  void OnValuablesDataChanged() override;

  void HandleGetPasswordCount(const base::Value::List& args);
  base::Value::Dict GetPasswordCounts();

  void HandleGetLoyaltyCardsCount(const base::Value::List& args);
  base::Value GetLoyaltyCardsCount();

  raw_ptr<Profile> profile_;

  std::unique_ptr<password_manager::SavedPasswordsPresenter>
      saved_passwords_presenter_;

  base::ScopedObservation<password_manager::SavedPasswordsPresenter,
                          password_manager::SavedPasswordsPresenter::Observer>
      password_observation_{this};
  base::ScopedObservation<webauthn::PasskeyModel,
                          webauthn::PasskeyModel::Observer>
      passkey_observation_{this};
  base::ScopedObservation<autofill::ValuablesDataManager,
                          autofill::ValuablesDataManager::Observer>
      valuables_data_manager_observation_{this};
};

}  // namespace settings

#endif  // CHROME_BROWSER_UI_WEBUI_SETTINGS_SAVED_INFO_HANDLER_H_