// Copyright 2016 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/passwords/auto_signin_first_run_dialog_view.h"

#include <memory>
#include <utility>

#include "base/functional/bind.h"
#include "base/memory/ptr_util.h"
#include "build/build_config.h"
#include "chrome/browser/ui/passwords/credential_manager_dialog_controller.h"
#include "chrome/browser/ui/views/chrome_layout_provider.h"
#include "chrome/grit/generated_resources.h"
#include "components/constrained_window/constrained_window_views.h"
#include "components/strings/grit/components_strings.h"
#include "content/public/browser/web_contents.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/mojom/dialog_button.mojom.h"
#include "ui/base/mojom/ui_base_types.mojom-shared.h"
#include "ui/views/controls/label.h"
#include "ui/views/layout/fill_layout.h"
#include "ui/views/widget/widget.h"

AutoSigninFirstRunDialogView::AutoSigninFirstRunDialogView(
    CredentialManagerDialogController* controller,
    content::WebContents* web_contents)
    : controller_(controller), web_contents_(web_contents->GetWeakPtr()) {
  SetButtonLabel(ui::mojom::DialogButton::kOk,
                 l10n_util::GetStringUTF16(IDS_AUTO_SIGNIN_FIRST_RUN_OK));
  SetButtonLabel(ui::mojom::DialogButton::kCancel,
                 l10n_util::GetStringUTF16(IDS_TURN_OFF));

  SetModalType(ui::mojom::ModalType::kChild);
  SetShowCloseButton(false);
  set_fixed_width(views::LayoutProvider::Get()->GetDistanceMetric(
      views::DISTANCE_MODAL_DIALOG_PREFERRED_WIDTH));

  using ControllerCallbackFn = void (CredentialManagerDialogController::*)();
  auto call_controller = [](AutoSigninFirstRunDialogView* dialog,
                            ControllerCallbackFn func) {
    if (dialog->controller_) {
      (dialog->controller_->*func)();
    }
  };
  SetAcceptCallback(
      base::BindOnce(call_controller, base::Unretained(this),
                     &CredentialManagerDialogController::OnAutoSigninOK));
  SetCancelCallback(
      base::BindOnce(call_controller, base::Unretained(this),
                     &CredentialManagerDialogController::OnAutoSigninTurnOff));
}

AutoSigninFirstRunDialogView::~AutoSigninFirstRunDialogView() = default;

void AutoSigninFirstRunDialogView::ShowAutoSigninPrompt() {
  InitWindow();
  DCHECK(!widget_);
  SetOwnershipOfNewWidget(views::Widget::InitParams::CLIENT_OWNS_WIDGET);
  widget_ = base::WrapUnique(
      constrained_window::ShowWebModalDialogViews(this, web_contents_.get()));
}

void AutoSigninFirstRunDialogView::ControllerGone() {
  // During Widget::Close() phase some accessibility event may occur. Thus,
  // |controller_| should be kept around.
  GetWidget()->Close();
  controller_ = nullptr;
}

std::u16string AutoSigninFirstRunDialogView::GetWindowTitle() const {
  return controller_->GetAutoSigninPromoTitle();
}

void AutoSigninFirstRunDialogView::WindowClosing() {
  if (controller_) {
    controller_.ExtractAsDangling()->OnCloseDialog();
  }
}

void AutoSigninFirstRunDialogView::InitWindow() {
  auto contents_view = std::make_unique<views::View>();
  set_margins(ChromeLayoutProvider::Get()->GetDialogInsetsForContentType(
      views::DialogContentType::kText, views::DialogContentType::kText));
  contents_view->SetLayoutManager(std::make_unique<views::FillLayout>());

  auto label = std::make_unique<views::Label>(
      controller_->GetAutoSigninText(), views::style::CONTEXT_DIALOG_BODY_TEXT,
      views::style::STYLE_SECONDARY);
  label->SetMultiLine(true);
  label->SetHorizontalAlignment(gfx::ALIGN_LEFT);
  contents_view->AddChildView(std::move(label));
  SetContentsView(std::move(contents_view));
}

std::unique_ptr<AutoSigninFirstRunPrompt> CreateAutoSigninPromptView(
    CredentialManagerDialogController* controller,
    content::WebContents* web_contents) {
  return std::make_unique<AutoSigninFirstRunDialogView>(controller,
                                                        web_contents);
}