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// Copyright 2016 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 CHROME_BROWSER_UI_WEBUI_SETTINGS_PROFILE_INFO_HANDLER_H_
#define CHROME_BROWSER_UI_WEBUI_SETTINGS_PROFILE_INFO_HANDLER_H_
#include <memory>
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/scoped_observer.h"
#include "build/build_config.h"
#include "chrome/browser/profiles/profile_attributes_storage.h"
#include "chrome/browser/ui/webui/settings/settings_page_ui_handler.h"
#include "components/prefs/pref_change_registrar.h"
#if defined(OS_CHROMEOS)
#include "components/user_manager/user_manager.h"
#else
#include "chrome/browser/profiles/profile_statistics_common.h"
#endif
class Profile;
namespace settings {
class ProfileInfoHandler : public SettingsPageUIHandler,
#if defined(OS_CHROMEOS)
public user_manager::UserManager::Observer,
#endif
public ProfileAttributesStorage::Observer {
public:
static const char kProfileInfoChangedEventName[];
static const char kProfileStatsCountReadyEventName[];
explicit ProfileInfoHandler(Profile* profile);
~ProfileInfoHandler() override;
// SettingsPageUIHandler implementation.
void RegisterMessages() override;
void OnJavascriptAllowed() override;
void OnJavascriptDisallowed() override;
#if defined(OS_CHROMEOS)
// user_manager::UserManager::Observer implementation.
void OnUserImageChanged(const user_manager::User& user) override;
#endif
// ProfileAttributesStorage::Observer implementation.
void OnProfileNameChanged(const base::FilePath& profile_path,
const base::string16& old_profile_name) override;
void OnProfileAvatarChanged(const base::FilePath& profile_path) override;
private:
FRIEND_TEST_ALL_PREFIXES(ProfileInfoHandlerTest, GetProfileInfo);
FRIEND_TEST_ALL_PREFIXES(ProfileInfoHandlerTest, PushProfileInfo);
// Callbacks from the page.
void HandleGetProfileInfo(const base::ListValue* args);
void PushProfileInfo();
#if !defined(OS_CHROMEOS)
void HandleGetProfileStats(const base::ListValue* args);
// Returns the sum of the counts of individual profile states. Returns 0 if
// there exists a stat that was not successfully retrieved.
void PushProfileStatsCount(profiles::ProfileCategoryStats stats);
#endif
std::unique_ptr<base::DictionaryValue> GetAccountNameAndIcon() const;
// Weak pointer.
Profile* profile_;
#if defined(OS_CHROMEOS)
ScopedObserver<user_manager::UserManager, user_manager::UserManager::Observer>
user_manager_observer_{this};
#endif
ScopedObserver<ProfileAttributesStorage, ProfileAttributesStorage::Observer>
profile_observer_{this};
// Used to cancel callbacks when JavaScript becomes disallowed.
base::WeakPtrFactory<ProfileInfoHandler> callback_weak_ptr_factory_{this};
DISALLOW_COPY_AND_ASSIGN(ProfileInfoHandler);
};
} // namespace settings
#endif // CHROME_BROWSER_UI_WEBUI_SETTINGS_PROFILE_INFO_HANDLER_H_
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