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/*
Copyright (C) 2016 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/>.
*/

#pragma once

#include <QSettings>
#include <QString>

class InstanceManager {

public:
    static InstanceManager& instance();

    QString determineDataPath();
    void clearCurrentInstance();

    void overrideInstance(const QString& instanceName);

    QString currentInstance() const;

private:
    InstanceManager();

    QString instancePath() const;

    QStringList instances() const;

    bool deleteLocalInstance(const QString& instanceId) const;

    QString manageInstances(const QStringList& instanceList) const;

    void setCurrentInstance(const QString& name);

    QString queryInstanceName(const QStringList& instanceList) const;
    QString chooseInstance(const QStringList& instanceList) const;

    void createDataPath(const QString& dataPath) const;
    bool portableInstall() const;

private:
    QSettings m_AppSettings;
    bool m_Reset{false};
    bool m_overrideInstance{false};
    QString m_overrideInstanceName;
};