// Copyright 2014 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_VIEWS_PROFILES_PROFILE_RESET_BUBBLE_VIEW_H_
#define CHROME_BROWSER_UI_VIEWS_PROFILES_PROFILE_RESET_BUBBLE_VIEW_H_

#include "base/callback.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/values.h"
#include "chrome/browser/ui/global_error/global_error_bubble_view_base.h"
#include "ui/gfx/image/image_skia.h"
#include "ui/views/bubble/bubble_delegate.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/controls/link_listener.h"

namespace content {
class PageNavigator;
}

namespace views {
class Checkbox;
class ImageButton;
class LabelButton;
class Link;
}

class Browser;
class Profile;
class ProfileResetGlobalError;
class ResettableSettingsSnapshot;

// ProfileResetBubbleView warns the user that a settings reset might be needed.
// It is intended to be used as the content of a bubble anchored off of the
// Chrome toolbar.
class ProfileResetBubbleView : public views::BubbleDelegateView,
                               public views::ButtonListener,
                               public views::LinkListener,
                               public GlobalErrorBubbleViewBase {
 public:
  static ProfileResetBubbleView* ShowBubble(
      const base::WeakPtr<ProfileResetGlobalError>& global_error,
      Browser* browser);

  // views::BubbleDelegateView methods.
  views::View* GetInitiallyFocusedView() override;
  void Init() override;

  // views::WidgetDelegate method.
  void WindowClosing() override;

  // GlobalErrorBubbleViewBase:
  void CloseBubbleView() override;

 private:
  ProfileResetBubbleView(
      const base::WeakPtr<ProfileResetGlobalError>& global_error,
      views::View* anchor_view,
      content::PageNavigator* navigator,
      Profile* profile);

  ~ProfileResetBubbleView() override;

  // Reset all child views members and remove children from view hierarchy.
  void ResetAllChildren();

  // Sets up the layout manager and set the report checkbox to the value passed
  // in |report_checked|.
  void SetupLayoutManager(bool report_checked);

  // views::ButtonListener method.
  void ButtonPressed(views::Button* sender, const ui::Event& event) override;

  // views::LinkListener method.
  void LinkClicked(views::Link* source, int event_flags) override;

  // Sets the fully populated feedback data.
  void UpdateFeedbackDetails();

  struct Controls {
    Controls() {
      Reset();
    }
    void Reset() {
      reset_button = NULL;
      no_thanks_button = NULL;
      help_button = NULL;
      report_settings_checkbox = NULL;
    }

    // Button for the user to confirm a settings reset.
    views::LabelButton* reset_button;

    // Button for the user to refuse a settings reset.
    views::LabelButton* no_thanks_button;

    // Button for the user to get more info about reporting settings.
    views::ImageButton* help_button;

    // Checkbox for the user to choose to report the settings or not.
    views::Checkbox* report_settings_checkbox;
  } controls_;

  // The snapshot is used to show user feedback information.
  scoped_ptr<ResettableSettingsSnapshot> snapshot_;

  // A version of the help image that is brighter.
  gfx::ImageSkia brighter_help_image_;

  // Used for opening the learn more link.
  content::PageNavigator* navigator_;

  // Used to access profile specific stuff like the global error or readable
  // feedback.
  Profile* profile_;

  // The GlobalError this Bubble belongs to.
  base::WeakPtr<ProfileResetGlobalError> global_error_;

  // Remembers if we are currently resetting or not.
  bool resetting_;

  // Remembers if the reset button was hit before closing the bubble.
  bool chose_to_reset_;

  // Toggles when the user clicks on the |help_button_| to identify if we should
  // show the help pane or not.
  bool show_help_pane_;

  // To cancel pending callbacks after destruction.
  base::WeakPtrFactory<ProfileResetBubbleView> weak_factory_;

  DISALLOW_COPY_AND_ASSIGN(ProfileResetBubbleView);
};

#endif  // CHROME_BROWSER_UI_VIEWS_PROFILES_PROFILE_RESET_BUBBLE_VIEW_H_