/******************************************************************************
 *  Copyright (C) 2005-2015 by                                                *
 *    Bjoern Erik Nilsen (bjoern.nilsen@bjoernen.com),                        *
 *    Fredrik Berg Kjoelstad (fredrikbk@hotmail.com),                         *
 *    Ralf Lange (ralf.lange@longsoft.de)                                     *
 *                                                                            *
 *  This program 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 2 of the License, or         *
 *  (at your option) any later version.                                       *
 *                                                                            *
 *  This program 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 this program; if not, write to the                             *
 *  Free Software Foundation, Inc.,                                           *
 *  59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.                 *
 ******************************************************************************/

#ifndef PROJECTSERIALIZER_H
#define PROJECTSERIALIZER_H

#include <QDomDocument>
#include <QDomElement>
#include <QString>

// #include "domain/animation/animationproject.h"
#include "frontends/frontend.h"

class ProjectSerializer;
class AnimationProject;

/**
 * Class for serializing the project. It creates differents directories containing
 * the files belonging to the current project. Finally everything is packed in
 * a tarball.
 *
 * @author Bjoern Erik Nilsen & Fredrik Berg Kjoelstad.
 */
class ProjectSerializer : public QObject
{
    Q_OBJECT
public:

    /**
     * Constructor.
     */
    ProjectSerializer(Frontend* f);

    /**
     * Destructor.
     */
    ~ProjectSerializer();

    /**
     * Opens the project file and read the data.
     * @return true if reading was sucessful, false otherwise
     */
    bool read();

    /**
     * Saves the files in differents directories.
     * @param animation the project to be saved
     * @param saveAs the project sa to saved to a new project
     * @return true if saving was successfull, false otherwise
     */
    bool save(AnimationProject *animation, bool saveAs);

    /**
     * Set a new the project file path.
     * @param fileName the new project file path.
     */
    void setNewProjectFilePath(const QString &filePath);

    /**
     * Retrieves the new project file path.
     * @return the project path if it exist, NULL otherwise
     */
    const QString getNewProjectFilePath() const;

    /**
     * Retrieves the absolute new project path.
     * This is the path where the files within the tarball are located or
     * the path to the project directory
     * @return the project path if it exist, NULL otherwise
     */
    const QString getNewProjectPath() const;

    /**
     * Retrieves the absolute new image path, a subdirectory of the project path.
     * This is the path where the images can be found.
     * @return the image path if it exist, NULL otherwise
     */
    const QString getNewImagePath() const;

    /**
     * Retrieves the absolute old image path, a subdirectory of the project path.
     * This is the path where the images can be found.
     * If the old path is empty, the new one is returned.
     * @return the image path if it exist, NULL otherwise
     */
    const QString getOldImagePath() const;

    /**
     * Retrieves the absolute new sound path, a subdirectory of the project path.
     * This is the path where the sound can be found.
     * @return the sound path if it exist, NULL otherwise
     */
    const QString getNewSoundPath() const;

    /**
     * Retrieves the absolute old sound path, a subdirectory of the project path.
     * This is the path where the sound can be found.
     * If the old path is empty, the new one is returned.
     * @return the sound path if it exist, NULL otherwise
     */
    const QString getOldSoundPath() const;

    /**
     * Get the animation element of the projet tree
     * @return the animation element
     */
    QDomElement &getAnimationElement();

    /**
     * Get the settings element of the projet tree
     * @return the settings element
     */
    QDomElement &getSettingsElement();

    /**
     * Get the version element of the projet tree
     * @return the version element
     */
    const QDomElement getVersionElement() const;

    /**
     * Deletes unessecary files and pointers.
     */
    void cleanup();

    /**
     * Deletes unessecary files and pointers.
     */
    void cleanupOldFiles();

private:

    /**
     * Frontend of the application.
     */
    Frontend *frontend;

    QDomDocument doc;
    // QDomElement  rootNode;
    QDomElement  versionElement;
    QDomElement  settingsElement;
    QDomElement  animationElement;

    /**
     * Absolute path to the project
     */
    QString newProjectPath;
    QString oldProjectPath;

    /**
     * Absolute path to the image files
     */
    QString newImagePath;
    QString oldImagePath;

    /**
     * Absolute path to the sound files
     */
    QString newSoundPath;
    QString oldSoundPath;

    /**
     * Absolute file path of the project file
     */
    QString newProjectFilePath;
    QString oldProjectFilePath;

    /**
     * Absolute file path of the archiv file
     */
    QString newArchiveFilePath;
    QString oldArchiveFilePath;

};

#endif