/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
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** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
**     of its contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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****************************************************************************/

#ifndef DIRECTORY_H
#define DIRECTORY_H

#include "file.h"

#include <QDir>
#include <QStringList>
#include <QTextStream>
#include <QQmlListProperty>
#include <QObject>

class Directory : public QObject{

    Q_OBJECT
    
    //number of files in the directory
    Q_PROPERTY(int filesCount READ filesCount)
        
    //list property containing file names as QString
    Q_PROPERTY(QQmlListProperty<File> files READ files CONSTANT )
    
    //file name of the text file to read/write
    Q_PROPERTY(QString filename READ filename WRITE setFilename NOTIFY filenameChanged)
    
    //text content of the file
    Q_PROPERTY(QString fileContent READ fileContent WRITE setFileContent NOTIFY fileContentChanged)
    
    public:
        Directory(QObject *parent = 0);
        
        //properties' read functions
        int filesCount() const;
        QString filename() const;
        QString fileContent() const;
        QQmlListProperty<File> files();

        //properties' write functions
        void setFilename(const QString &str);
        void setFileContent(const QString &str);
        
        //accessible from QML
        Q_INVOKABLE void saveFile();
        Q_INVOKABLE void loadFile();
    
    signals:
        void directoryChanged();
        void filenameChanged();
        void fileContentChanged();
        
    private:
        QDir m_dir;
        QStringList m_dirFiles;        
        File currentFile;      
        QString m_saveDir;
        QStringList m_filterList;    
        
        //contains the file data in QString format
        QString m_fileContent;
        
        //Registered to QML in a plugin. Accessible from QML as a property of Directory
        QList<File *> m_fileList;

        //refresh content of the directory 
        void refresh();
};


#endif
