// 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/ui/views/extensions/extensions_menu_button.h"

#include "base/functional/bind.h"
#include "base/metrics/user_metrics.h"
#include "base/metrics/user_metrics_action.h"
#include "chrome/browser/ui/browser_window/public/browser_window_interface.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/browser/ui/toolbar/toolbar_action_view_model.h"
#include "chrome/browser/ui/views/bubble_menu_item_factory.h"
#include "chrome/browser/ui/views/chrome_layout_provider.h"
#include "chrome/browser/ui/views/controls/hover_button.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/gfx/geometry/insets.h"
#include "ui/views/border.h"
#include "ui/views/controls/button/button.h"

ExtensionsMenuButton::ExtensionsMenuButton(BrowserWindowInterface* browser,
                                           ToolbarActionViewModel* model)
    : HoverButton(base::BindRepeating(&ExtensionsMenuButton::ButtonPressed,
                                      base::Unretained(this)),
                  std::u16string()),
      browser_(browser),
      model_(model),
      model_subscription_(model_->RegisterIconUpdateObserver(
          base::BindRepeating(&ExtensionsMenuButton::UpdateState,
                              base::Unretained(this)))) {}

ExtensionsMenuButton::~ExtensionsMenuButton() = default;

void ExtensionsMenuButton::AddedToWidget() {
    ConfigureBubbleMenuItem(this, 0);
  UpdateState();
}

void ExtensionsMenuButton::UpdateState() {
  ChromeLayoutProvider* const provider = ChromeLayoutProvider::Get();
  const int icon_size =
      provider->GetDistanceMetric(DISTANCE_EXTENSIONS_MENU_EXTENSION_ICON_SIZE);
  SetImageModel(Button::STATE_NORMAL,
                model_->GetIcon(GetCurrentWebContents(),
                                gfx::Size(icon_size, icon_size)));

  SetText(model_->GetActionName());
  SetTooltipText(model_->GetTooltip(GetCurrentWebContents()));
  SetEnabled(model_->IsEnabled(GetCurrentWebContents()));

    // The vertical insets need to take into account the icon spacing, since
    // this button's icon is larger, to align with others buttons heights. The
    // horizontal insets was previously added to the parent view.
    const int vertical_inset =
        provider->GetDistanceMetric(DISTANCE_EXTENSIONS_MENU_BUTTON_MARGIN) -
        provider->GetDistanceMetric(DISTANCE_EXTENSIONS_MENU_ICON_SPACING);
    SetBorder(views::CreateEmptyBorder(gfx::Insets::VH(vertical_inset, 0)));
}

content::WebContents* ExtensionsMenuButton::GetCurrentWebContents() const {
  return browser_->GetTabStripModel()->GetActiveWebContents();
}

void ExtensionsMenuButton::ButtonPressed() {
  base::RecordAction(
      base::UserMetricsAction("Extensions.Toolbar.ExtensionActivatedFromMenu"));
  model_->ExecuteUserAction(
      ToolbarActionViewModel::InvocationSource::kMenuEntry);
}

BEGIN_METADATA(ExtensionsMenuButton)
END_METADATA