#pragma once
/*=========================================================================

 medInria

 Copyright (c) INRIA 2013 - 2020. All rights reserved.
 See LICENSE.txt for details.
 
  This software is distributed WITHOUT ANY WARRANTY; without even
  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  PURPOSE.

=========================================================================*/

#include <QObject>
#include <QUuid>

#include <medDataIndex.h>

#include <memory>

class medAbstractDataSource;
class medDataSourceManagerPrivate;
class medAbstractData;
class medDatabaseDataSource;


class medDataSourceManager : public QObject
{
    Q_OBJECT

public:
    ~medDataSourceManager();
    static medDataSourceManager &instance();

    QList<medAbstractDataSource *> dataSources();
    medDatabaseDataSource *databaseDataSource();

protected slots:
    void exportData(const medDataIndex &index);
    void importData(medAbstractData *data);
    void importFile(QString path);
    void fetchData(QHash<QString, QHash<QString, QVariant> > pData,
                   QHash<QString, QHash<QString, QVariant> > sData);
    void emitDataReceivingFailed(QString fileName);

signals:
    void open(const medDataIndex &);
    void open(QString);
    void load(QString);

protected:
    medDataSourceManager();
    void connectDataSource(medAbstractDataSource *dataSource);

protected slots:
    void openFromPath(QString path);
    void openFromIndex(medDataIndex index);
    void loadFromPath(QString path);

private:
    static std::unique_ptr<medDataSourceManager> s_instance;
    medDataSourceManagerPrivate *d;
};