// Copyright 2022 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/ui/views/download/bubble/download_dialog_view.h"

#include <string_view>

#include "base/functional/bind.h"
#include "base/logging.h"
#include "chrome/app/vector_icons/vector_icons.h"
#include "chrome/browser/ui/browser_window/public/browser_window_interface.h"
#include "chrome/browser/ui/chrome_pages.h"
#include "chrome/browser/ui/color/chrome_color_id.h"
#include "chrome/browser/ui/layout_constants.h"
#include "chrome/browser/ui/views/accessibility/non_accessible_image_view.h"
#include "chrome/browser/ui/views/chrome_layout_provider.h"
#include "chrome/browser/ui/views/controls/rich_hover_button.h"
#include "chrome/browser/ui/views/download/bubble/download_bubble_navigation_handler.h"
#include "chrome/browser/ui/views/download/bubble/download_bubble_row_list_view.h"
#include "chrome/grit/generated_resources.h"
#include "components/safe_browsing/core/common/features.h"
#include "components/vector_icons/vector_icons.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/base/models/image_model.h"
#include "ui/base/ui_base_features.h"
#include "ui/color/color_id.h"
#include "ui/color/color_provider.h"
#include "ui/gfx/paint_vector_icon.h"
#include "ui/resources/grit/ui_resources.h"
#include "ui/strings/grit/ui_strings.h"
#include "ui/views/animation/ink_drop.h"
#include "ui/views/controls/button/image_button.h"
#include "ui/views/controls/button/image_button_factory.h"
#include "ui/views/controls/highlight_path_generator.h"
#include "ui/views/controls/image_view.h"
#include "ui/views/controls/link.h"
#include "ui/views/controls/styled_label.h"
#include "ui/views/layout/box_layout.h"
#include "ui/views/layout/box_layout_view.h"
#include "ui/views/layout/flex_layout.h"
#include "ui/views/layout/flex_layout_types.h"
#include "ui/views/layout/flex_layout_view.h"
#include "ui/views/layout/layout_provider.h"
#include "ui/views/layout/table_layout.h"
#include "ui/views/style/typography.h"
#include "ui/views/style/typography_provider.h"
#include "ui/views/view.h"
#include "ui/views/view_class_properties.h"
#include "ui/views/widget/widget.h"
#include "ui/views/window/vector_icons/vector_icons.h"

namespace {

class ShowAllDownloadsButton : public RichHoverButton {
  METADATA_HEADER(ShowAllDownloadsButton, RichHoverButton)

 public:
  explicit ShowAllDownloadsButton(
      base::RepeatingClosure show_all_downloads_callback)
      : RichHoverButton(
            std::move(show_all_downloads_callback),
            /*icon=*/ui::ImageModel(),
            l10n_util::GetStringUTF16(IDS_DOWNLOAD_BUBBLE_FOOTER_LABEL),
            /*subtitle_text=*/std::u16string(),
            ui::ImageModel::FromVectorIcon(
                features::IsRoundedIconsEnabled()
                    ? vector_icons::kOpenInNewFlippableIcon
                    : vector_icons::kLaunchChromeRefreshOldIcon,
                kColorDownloadBubbleShowAllDownloadsIcon,
                GetLayoutConstant(LayoutConstant::kDownloadIconSize))) {
    // Override the table layout from RichHoverButton, in order to control the
    // spacing/padding. Code below is copied from rich_hover_button.cc but with
    // padding columns rearranged.
    SetLayoutManager(std::make_unique<views::TableLayout>())
        // Column for |main_image_icon|.
        ->AddColumn(views::LayoutAlignment::kCenter,
                    views::LayoutAlignment::kCenter,
                    views::TableLayout::kFixedSize,
                    views::TableLayout::ColumnSize::kUsePreferred, 0, 0)
        // Column for title.
        .AddColumn(views::LayoutAlignment::kStretch,
                   views::LayoutAlignment::kCenter, 1.0f,
                   views::TableLayout::ColumnSize::kUsePreferred, 0, 0)
        // Column for |action_icon|.
        .AddColumn(views::LayoutAlignment::kCenter,
                   views::LayoutAlignment::kCenter,
                   views::TableLayout::kFixedSize,
                   views::TableLayout::ColumnSize::kFixed,
                   GetLayoutConstant(LayoutConstant::kDownloadIconSize), 0)
        // TODO(chlily): Look into whether the is necessary to have the empty
        // padding column.
        .AddPaddingColumn(views::TableLayout::kFixedSize, 0)
        .AddRows(1, views::TableLayout::kFixedSize,
                 // Force row to have sufficient height for full line-height of
                 // the title.
                 views::TypographyProvider::Get().GetLineHeight(
                     views::style::CONTEXT_DIALOG_BODY_TEXT,
                     views::style::STYLE_PRIMARY));

    // TODO(pkasting): This class should subclass Button, not HoverButton.
    image_container_view()->SetProperty(views::kViewIgnoredByLayoutKey, true);
    label()->SetProperty(views::kViewIgnoredByLayoutKey, true);
    ink_drop_container()->SetProperty(views::kViewIgnoredByLayoutKey, true);

    SetTooltipText(
        l10n_util::GetStringUTF16(IDS_DOWNLOAD_BUBBLE_FOOTER_TOOLTIP_LABEL));

    DeprecatedLayoutImmediately();
  }
};

BEGIN_METADATA(ShowAllDownloadsButton)
END_METADATA

}  // namespace

views::View* DownloadDialogView::GetInitiallyFocusedView() {
  return close_button_;
}

void DownloadDialogView::CloseBubble() {
  if (navigation_handler_) {
    navigation_handler_->CloseDialog(
        views::Widget::ClosedReason::kCloseButtonClicked);
  }
}

void DownloadDialogView::ShowAllDownloads() {
  if (browser_) {
    chrome::ShowDownloads(browser_);
  }
}

void DownloadDialogView::AddHeader() {
  auto* header = AddChildView(std::make_unique<views::FlexLayoutView>());
  header->SetOrientation(views::LayoutOrientation::kHorizontal);
  header->SetBorder(views::CreateEmptyBorder(GetLayoutInsets(DOWNLOAD_ROW)));

  auto* title = header->AddChildView(std::make_unique<views::Label>(
      l10n_util::GetStringUTF16(IDS_DOWNLOAD_BUBBLE_HEADER_LABEL),
      views::style::CONTEXT_DIALOG_TITLE, views::style::STYLE_PRIMARY));
  title->SetProperty(
      views::kFlexBehaviorKey,
      views::FlexSpecification(views::MinimumFlexSizeRule::kScaleToZero,
                               views::MaximumFlexSizeRule::kUnbounded,
                               /*adjust_height_for_width=*/true));
  title->SetHorizontalAlignment(gfx::ALIGN_LEFT);
  title->SetTextStyle(views::style::STYLE_HEADLINE_4);

  close_button_ =
      header->AddChildView(views::CreateVectorImageButtonWithNativeTheme(
          base::BindRepeating(&DownloadDialogView::CloseBubble,
                              base::Unretained(this)),
          features::IsRoundedIconsEnabled()
              ? vector_icons::kCloseIcon
              : vector_icons::kCloseChromeRefreshOldIcon,
          GetLayoutConstant(LayoutConstant::kDownloadIconSize)));
  InstallCircleHighlightPathGenerator(close_button_);
  close_button_->SetTooltipText(l10n_util::GetStringUTF16(IDS_APP_CLOSE));
  close_button_->SetProperty(views::kCrossAxisAlignmentKey,
                             views::LayoutAlignment::kStart);
  // Remove the extra padding of ImageButton that causes the right padding of
  // the title row to appear larger than the left padding.
  close_button_->SetBorder(nullptr);
}

void DownloadDialogView::AddFooter() {
  AddChildView(
      std::make_unique<ShowAllDownloadsButton>(base::BindRepeating(
          &DownloadDialogView::ShowAllDownloads, base::Unretained(this))))
      ->SetBorder(views::CreateEmptyBorder(GetLayoutInsets(DOWNLOAD_ROW)));
}

DownloadDialogView::DownloadDialogView(
    BrowserWindowInterface* browser,
    base::WeakPtr<DownloadBubbleUIController> bubble_controller,
    base::WeakPtr<DownloadBubbleNavigationHandler> navigation_handler,
    const DownloadBubbleRowListViewInfo& info)
    : navigation_handler_(std::move(navigation_handler)), browser_(browser) {
  AddHeader();
  MaybeAddOtrInfoRow(browser_);
  BuildAndAddScrollView(browser_, std::move(bubble_controller),
                        navigation_handler_, info, DefaultPreferredWidth());
  AddFooter();
}

DownloadDialogView::~DownloadDialogView() = default;

BEGIN_METADATA(DownloadDialogView)
END_METADATA