// Copyright 2018 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.

#include "ash/system/unified/notification_hidden_view.h"

#include "ash/login/login_screen_controller.h"
#include "ash/shell.h"
#include "ash/strings/grit/ash_strings.h"
#include "ash/style/ash_color_provider.h"
#include "ash/system/message_center/ash_message_center_lock_screen_controller.h"
#include "ash/system/tray/tray_constants.h"
#include "ash/system/unified/rounded_label_button.h"
#include "base/bind.h"
#include "base/callback_helpers.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/message_center/lock_screen/lock_screen_controller.h"
#include "ui/message_center/message_center.h"
#include "ui/message_center/message_center_impl.h"
#include "ui/views/background.h"
#include "ui/views/controls/label.h"
#include "ui/views/layout/box_layout.h"
#include "ui/views/layout/fill_layout.h"

namespace ash {

namespace {

void ShowLockScreenNotificationSettings() {
  ash::Shell::Get()
      ->login_screen_controller()
      ->ShowLockScreenNotificationSettings();
}

}  // namespace

NotificationHiddenView::NotificationHiddenView() {
  auto* label = new views::Label;
  label->SetEnabledColor(AshColorProvider::Get()->GetContentLayerColor(
      AshColorProvider::ContentLayerType::kTextColorPrimary));
  label->SetAutoColorReadabilityEnabled(false);
  label->SetText(
      l10n_util::GetStringUTF16(IDS_ASH_MESSAGE_CENTER_LOCKSCREEN_UNIFIED));
  label->SetHorizontalAlignment(gfx::HorizontalAlignment::ALIGN_LEFT);
  label->SetLineHeight(kUnifiedNotificationHiddenLineHeight);
  label->SetBorder(views::CreateEmptyBorder(kUnifiedNotificationHiddenPadding));

  auto* container = new views::View;
  container->SetBackground(views::CreateBackgroundFromPainter(
      views::Painter::CreateSolidRoundRectPainter(
          AshColorProvider::Get()->GetControlsLayerColor(
              AshColorProvider::ControlsLayerType::
                  kControlBackgroundColorInactive),
          kUnifiedTrayCornerRadius)));

  auto* layout = container->SetLayoutManager(std::make_unique<views::BoxLayout>(
      views::BoxLayout::Orientation::kHorizontal));

  container->AddChildView(label);
  layout->SetFlexForView(label, 1);

  // Shows the "Change" button, unless the locks screen notification is
  // prohibited by policy or flag.
  if (AshMessageCenterLockScreenController::IsAllowed()) {
    change_button_ = new RoundedLabelButton(
        base::BindRepeating(&NotificationHiddenView::ChangeButtonPressed,
                            base::Unretained(this)),
        l10n_util::GetStringUTF16(IDS_ASH_MESSAGE_CENTER_LOCKSCREEN_CHANGE));
    change_button_->SetTooltipText(l10n_util::GetStringUTF16(
        IDS_ASH_MESSAGE_CENTER_LOCKSCREEN_CHANGE_TOOLTIP));

    container->AddChildView(change_button_);
  }

  SetBorder(
      views::CreateEmptyBorder(gfx::Insets(kUnifiedNotificationCenterSpacing)));
  SetLayoutManager(std::make_unique<views::FillLayout>());
  AddChildView(container);
}

const char* NotificationHiddenView::GetClassName() const {
  return "NotificationHiddenView";
}

void NotificationHiddenView::ChangeButtonPressed() {
  // TODO(yoshiki): Refactor LockScreenController and remove the static cast.
  // TODO(yoshiki): Show the setting after unlocking.
  static_cast<message_center::MessageCenterImpl*>(
      message_center::MessageCenter::Get())
      ->lock_screen_controller()
      ->DismissLockScreenThenExecute(
          base::BindOnce(&ShowLockScreenNotificationSettings),
          base::DoNothing(), IDS_ASH_MESSAGE_CENTER_UNLOCK_TO_CHANGE_SETTING);
}

}  // namespace ash