// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef ASH_LOGIN_UI_LOGIN_PUBLIC_ACCOUNT_USER_VIEW_H_
#define ASH_LOGIN_UI_LOGIN_PUBLIC_ACCOUNT_USER_VIEW_H_

#include "ash/ash_export.h"
#include "ash/login/ui/login_user_view.h"
#include "ash/login/ui/non_accessible_view.h"
#include "base/memory/raw_ptr.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/views/view.h"

namespace ash {

class ArrowButtonView;
class HoverNotifier;

// This is the big user view for the public account user. It wraps a UserView
// and a arrow button below.
class ASH_EXPORT LoginPublicAccountUserView : public NonAccessibleView {
  METADATA_HEADER(LoginPublicAccountUserView, NonAccessibleView)

 public:
  // TestApi is used for tests to get internal implementation details.
  class ASH_EXPORT TestApi {
   public:
    explicit TestApi(LoginPublicAccountUserView* view);
    ~TestApi();

    views::View* arrow_button() const;

   private:
    const raw_ptr<LoginPublicAccountUserView> view_;
  };

  using OnPublicAccountTapped = base::RepeatingClosure;

  struct Callbacks {
    Callbacks();
    Callbacks(const Callbacks& other);
    ~Callbacks();

    // Called when the user taps the user view.
    LoginUserView::OnTap on_tap;
    // Called when the user taps on the public account user view.
    OnPublicAccountTapped on_public_account_tapped;
  };

  LoginPublicAccountUserView(const LoginUserInfo& user,
                             const Callbacks& callbacks);

  LoginPublicAccountUserView(const LoginPublicAccountUserView&) = delete;
  LoginPublicAccountUserView& operator=(const LoginPublicAccountUserView&) =
      delete;

  ~LoginPublicAccountUserView() override;

  void SetAuthEnabled(bool enabled, bool animate);
  void UpdateForUser(const LoginUserInfo& user);
  const LoginUserInfo& current_user() const;

  // views::View:
  gfx::Size CalculatePreferredSize(
      const views::SizeBounds& available_size) const override;

  bool auth_enabled() const { return auth_enabled_; }
  LoginUserView* user_view() { return user_view_; }

 private:
  void ArrowButtonPressed();

  // Called when the user view has been tapped and it will run |on_tap_|.
  void OnUserViewTap();

  // Show an arrow button for public session when hovered.
  void OnHover(bool has_hover);

  // Update the opacity of the arrow button.
  void UpdateArrowButtonOpacity(float target_opacity, bool animate);

  const LoginUserView::OnTap on_tap_;
  const OnPublicAccountTapped on_public_account_tap_;

  // Used to show an arrow button for public session when hovered.
  std::unique_ptr<HoverNotifier> hover_notifier_;

  raw_ptr<ArrowButtonView> arrow_button_ = nullptr;
  bool ignore_hover_ = false;
  bool auth_enabled_ = false;
  raw_ptr<LoginUserView> user_view_ = nullptr;
};

}  // namespace ash

#endif  // ASH_LOGIN_UI_LOGIN_PUBLIC_ACCOUNT_USER_VIEW_H_