/*
 * Strawberry Music Player
 * This file was part of Clementine.
 * Copyright 2012, David Sansome <me@davidsansome.com>
 * Copyright 2012, 2014, John Maguire <john.maguire@gmail.com>
 * Copyright 2014, Krzysztof Sobiecki <sobkas@gmail.com>
 * Copyright 2019-2021, Jonas Kvinge <jonas@jkvinge.net>
 *
 * Strawberry is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Strawberry is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Strawberry.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef ADDPODCASTDIALOG_H
#define ADDPODCASTDIALOG_H

#include <QDialog>
#include <QList>
#include <QString>
#include <QUrl>

#include "podcast.h"

class Application;
class AddPodcastByUrl;
class AddPodcastPage;
class OpmlContainer;
class WidgetFadeHelper;
class Ui_AddPodcastDialog;

class AddPodcastDialog : public QDialog {
  Q_OBJECT

 public:
  explicit AddPodcastDialog(Application *app, QWidget *parent = nullptr);
  ~AddPodcastDialog();

  // Convenience methods that open the dialog at the Add By Url page and fill it with either a URL (which is then fetched), or a pre-fetched OPML container.
  void ShowWithUrl(const QUrl &url);
  void ShowWithOpml(const OpmlContainer &opml);

 private slots:
  void OpenSettingsPage();
  void AddPodcast();
  void PodcastDoubleClicked(const QModelIndex &idx);
  void RemovePodcast();
  void ChangePage(const int index);
  void ChangePodcast(const QModelIndex &current);

  void PageBusyChanged(const bool busy);
  void CurrentPageBusyChanged(const bool busy);

  void SelectFirstPodcast();

  void OpenOPMLFile();

 private:
  void AddPage(AddPodcastPage *page);

 private:
  static const char *kBbcOpmlUrl;
  static const char *kCbcOpmlUrl;

  Application *app_;

  Ui_AddPodcastDialog *ui_;
  QPushButton *add_button_;
  QPushButton *remove_button_;

  QList<AddPodcastPage*> pages_;
  QList<bool> page_is_busy_;
  AddPodcastByUrl *by_url_page_;

  WidgetFadeHelper *fader_;

  Podcast current_podcast_;

  QString last_opml_path_;
};

#endif  // ADDPODCASTDIALOG_H