// Copyright (c) 2013 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_WEBUI_SIGNIN_PROFILE_SIGNIN_CONFIRMATION_DIALOG_H_
#define CHROME_BROWSER_UI_WEBUI_SIGNIN_PROFILE_SIGNIN_CONFIRMATION_DIALOG_H_

#include <string>

#include "base/callback.h"
#include "base/strings/string16.h"
#include "chrome/browser/ui/sync/profile_signin_confirmation_helper.h"
#include "chrome/browser/ui/webui/constrained_web_dialog_ui.h"
#include "components/history/core/browser/history_types.h"
#include "ui/base/ui_base_types.h"
#include "ui/web_dialogs/web_dialog_delegate.h"

class Browser;
class Profile;
class WebUIMessageHandler;

namespace content {
class WebContents;
}

// A tab-modal dialog to allow a user signing in with a managed account
// to create a new Chrome profile.
class ProfileSigninConfirmationDialog : public ui::WebDialogDelegate {
 public:
  // Create and show the dialog, which owns itself.
  static void ShowDialog(
      content::WebContents* web_contents,
      Profile* profile,
      const std::string& username,
      ui::ProfileSigninConfirmationDelegate* delegate);

  // Closes the dialog, which will delete itself.
  void Close() const;

 private:
  ProfileSigninConfirmationDialog(
      content::WebContents* web_contents,
      Profile* profile,
      const std::string& username,
      ui::ProfileSigninConfirmationDelegate* delegate);
  ~ProfileSigninConfirmationDialog() override;

  // Shows the dialog and releases ownership of this object. It will
  // delete itself when the dialog is closed. If |prompt_for_new_profile|
  // is true, the dialog will offer to create a new profile before signin.
  void Show(bool prompt_for_new_profile);

  // WebDialogDelegate implementation.
  ui::ModalType GetDialogModalType() const override;
  base::string16 GetDialogTitle() const override;
  GURL GetDialogContentURL() const override;
  void GetWebUIMessageHandlers(
      std::vector<content::WebUIMessageHandler*>* handlers) const override;
  void GetDialogSize(gfx::Size* size) const override;
  std::string GetDialogArgs() const override;
  void OnDialogClosed(const std::string& json_retval) override;
  void OnCloseContents(content::WebContents* source,
                       bool* out_close_dialog) override;
  bool ShouldShowDialogTitle() const override;

  // Weak pointer to the containing view.
  content::WebContents* web_contents_;

  // Weak pointer to the profile being signed-in.
  Profile* profile_;

  // The GAIA username being signed in.
  std::string username_;

  // Weak pointer to the signin delegate.
  ui::ProfileSigninConfirmationDelegate* signin_delegate_;

  // Weak pointer to the dialog delegate.
  ConstrainedWebDialogDelegate* dialog_delegate_;

  // Whether to show the "Create a new profile" button.
  bool prompt_for_new_profile_;

  // Cleanup bookkeeping.  Labeled mutable to get around inherited const
  // label on GetWebUIMessageHandlers.
  mutable bool closed_by_handler_;

  DISALLOW_COPY_AND_ASSIGN(ProfileSigninConfirmationDialog);
};

#endif  // CHROME_BROWSER_UI_WEBUI_SIGNIN_PROFILE_SIGNIN_CONFIRMATION_DIALOG_H_