/*
Copyright (C) 2012 Sebastian Herbord. All rights reserved.

This file is part of Mod Organizer.

Mod Organizer 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.

Mod Organizer 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 Mod Organizer.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef TRANSFERSAVESDIALOG_H
#define TRANSFERSAVESDIALOG_H

#include "profile.h"
#include "tutorabledialog.h"

class QListWidget;
#include <QObject>
class QPushButton;
#include <QString>
class QWidget;

#include <map>
#include <memory>
#include <vector>

namespace Ui
{
class TransferSavesDialog;
}
namespace MOBase
{
class IPluginGame;
}
namespace MOBase
{
class ISaveGame;
}

class TransferSavesDialog : public MOBase::TutorableDialog
{
  Q_OBJECT

public:
  explicit TransferSavesDialog(const Profile& profile,
                               MOBase::IPluginGame const* gamePlugin,
                               QWidget* parent = 0);
  ~TransferSavesDialog();

private slots:

  void on_moveToLocalBtn_clicked();

  void on_doneButton_clicked();

  void on_globalCharacterList_currentTextChanged(const QString& currentText);

  void on_localCharacterList_currentTextChanged(const QString& currentText);

  void on_copyToLocalBtn_clicked();

  void on_moveToGlobalBtn_clicked();

  void on_copyToGlobalBtn_clicked();

private:
  enum OverwriteMode
  {
    OVERWRITE_ASK,
    OVERWRITE_YES,
    OVERWRITE_NO
  };

private:
  void refreshGlobalCharacters();
  void refreshLocalCharacters();
  void refreshGlobalSaves();
  void refreshLocalSaves();
  bool testOverwrite(OverwriteMode& overwriteMode, const QString& destinationFile);

private:
  Ui::TransferSavesDialog* ui;

  Profile m_Profile;

  MOBase::IPluginGame const* m_GamePlugin;

  using SaveListItem   = std::shared_ptr<const MOBase::ISaveGame>;
  using SaveList       = std::vector<SaveListItem>;
  using SaveCollection = std::map<QString, SaveList>;

  SaveCollection m_GlobalSaves;
  SaveCollection m_LocalSaves;

  void refreshSaves(SaveCollection& saveCollection, const QString& savedir);
  void refreshCharacters(SaveCollection const& saveCollection, QListWidget* charList,
                         QPushButton* copy, QPushButton* move);

  bool
  transferCharacters(QString const& character, char const* message,
                     QDir const& sourceDirectory, SaveList& saves, QDir const& dest,
                     const std::function<bool(const QString&, const QString&)>& method,
                     std::format_string<QString, QString> errmsg);
};

#endif  // TRANSFERSAVESDIALOG_H