// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/ash/kerberos/kerberos_ticket_expiry_notification.h"

#include <string>

#include "ash/constants/notifier_catalogs.h"
#include "ash/public/cpp/notification_utils.h"
#include "base/functional/bind.h"
#include "base/memory/ref_counted.h"
#include "base/strings/utf_string_conversions.h"
#include "chromeos/strings/grit/chromeos_strings.h"
#include "components/user_manager/user.h"
#include "components/vector_icons/vector_icons.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/ui_base_features.h"
#include "ui/message_center/message_center.h"
#include "ui/message_center/public/cpp/notification.h"
#include "ui/message_center/public/cpp/notification_delegate.h"
#include "ui/message_center/public/cpp/notification_types.h"
#include "url/gurl.h"

using message_center::ButtonInfo;
using message_center::HandleNotificationClickDelegate;
using message_center::NotificationType;
using message_center::NotifierId;
using message_center::NotifierType;
using message_center::RichNotificationData;
using message_center::SystemNotificationWarningLevel;

namespace ash {
namespace kerberos_ticket_expiry_notification {

namespace {

// Unique ID for this notification.
constexpr char kNotificationId[] = "kerberos.ticket-expiry-notification";

// Simplest type of notification UI - no progress bars, images etc.
constexpr NotificationType kNotificationType =
    message_center::NOTIFICATION_TYPE_SIMPLE;

// This notification is a regular warning. It's not critical as users can still
// authenticate in most cases using username/password.
constexpr SystemNotificationWarningLevel kWarningLevel =
    SystemNotificationWarningLevel::WARNING;

void OnClick(ClickCallback click_callback,
             const std::string& passed_principal_name,
             std::optional<int> /* button_idx */) {
  click_callback.Run(passed_principal_name);
}

}  // namespace

void Show(const user_manager::User& user,
          const std::string& principal_name,
          ClickCallback click_callback) {
  const std::u16string kTitle =
      l10n_util::GetStringUTF16(IDS_KERBEROS_TICKET_EXPIRY_TITLE);
  const std::u16string kBody = l10n_util::GetStringFUTF16(
      IDS_KERBEROS_TICKET_EXPIRY_BODY, base::UTF8ToUTF16(principal_name));
  const std::u16string kButton =
      l10n_util::GetStringUTF16(IDS_KERBEROS_TICKET_EXPIRY_BUTTON);

  // For histogram reporting.
  NotifierId notifier_id(NotifierType::SYSTEM_COMPONENT, kNotificationId,
                         NotificationCatalogName::kKerberosTicketExpiry);
  notifier_id.profile_id = user.GetAccountId().GetUserEmail();

  const std::string notification_id =
      CreateUserScopedNotificationId(kNotificationId, user.username_hash());

  // No origin URL is needed since the notification comes from the system.
  const GURL kEmptyOriginUrl;

  // Empty display source to show OS name as source.
  const std::u16string kEmptyDisplaySource;

  // Office building.
  const gfx::VectorIcon& kIcon = ::features::IsRoundedIconsEnabled()
                                     ? vector_icons::kDomainIcon
                                     : vector_icons::kBusinessOldIcon;

  // Show button with proper text.
  RichNotificationData notification_data;
  notification_data.buttons = std::vector<ButtonInfo>{ButtonInfo(kButton)};

  // Wrapper to call the |click_callback| with the |principal_name|.
  HandleNotificationClickDelegate::ButtonClickCallback callback_wrapper =
      base::BindRepeating(&OnClick, click_callback, principal_name);

  auto notification = ash::CreateSystemNotificationPtr(
      kNotificationType, notification_id, kTitle, kBody, kEmptyDisplaySource,
      kEmptyOriginUrl, notifier_id, notification_data,
      base::MakeRefCounted<HandleNotificationClickDelegate>(callback_wrapper),
      kIcon, kWarningLevel);

  // Calling remove before add ensures that the notification pops up again even
  // if it is already shown.
  message_center::MessageCenter::Get()->RemoveNotification(notification_id,
                                                           /*by_user=*/false);
  message_center::MessageCenter::Get()->AddNotification(
      std::move(notification));
}

void Close(const user_manager::User& user) {
  message_center::MessageCenter::Get()->RemoveNotification(
      CreateUserScopedNotificationId(kNotificationId, user.username_hash()),
      /*by_user=*/false);
}

}  // namespace kerberos_ticket_expiry_notification
}  // namespace ash