/****************************************************************************************

**

** Copyright (C) 2013 Jolla Ltd.

** Contact: Marko Mattila <marko.mattila@jollamobile.com>

** All rights reserved.

**

** This file is part of Nemo Transfer Engine package.

**

** You may use this file under the terms of the GNU Lesser General

** Public License version 2.1 as published by the Free Software Foundation

** and appearing in the file license.lgpl included in the packaging

** of this file.

**

** This library is free software; you can redistribute it and/or

** modify it under the terms of the GNU Lesser General Public

** License version 2.1 as published by the Free Software Foundation

** and appearing in the file license.lgpl included in the packaging

** of this file.

**

** This library 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

** Lesser General Public License for more details.

**

****************************************************************************************/

#ifndef DBMANAGER_H

#define DBMANAGER_H

#include <QObject>

#include "transferdbrecord.h"

#include "mediatransferinterface.h"

class MediaItem;

class DbManagerPrivate;

class DbManager

{

public:

static DbManager *instance();

~DbManager();

int createMetadataEntry(int key, const QString &title, const QString &description);

QStringList callback(int key) const;

int createCallbackEntry(int key,

const QString &service,

const QString &path,

const QString &interface,

const QString &cancelMethod,

const QString &restartMethod);

bool updateTransferStatus(int key, TransferEngineData::TransferStatus status);

bool updateProgress(int key, qreal progress);

bool removeTransfer(int key);

bool clearFailedTransfers(int excludeKey, TransferEngineData::TransferType type);

bool clearTransfers();

QList<TransferDBRecord> transfers() const;

TransferEngineData::TransferType transferType(int key) const;

TransferEngineData::TransferStatus transferStatus(int key) const;

bool callbackMethods(int key, QString &cancelMethod, QString &restartMethod) const;

MediaItem * mediaItem(int key) const;

private:

DbManager();

DbManagerPrivate *d_ptr;

Q_DECLARE_PRIVATE(DbManager)

};

#endif // DBMANAGER_H