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#ifndef COMMANDS_INCL

#define COMMANDS_INCL

#include "transfer_global.h"

#include <QtNetwork/QTcpSocket>

#include <QtCore/QString>

#include <QtCore/QFile>

#include <QtCore/QDir>

#include <QtCore/QDirIterator>

#include <windows.h>

// debug output

#define DEBUG_LEVEL 2

inline void debugOutput(int level, const char* text)

{

    if (level >= DEBUG_LEVEL)

        qDebug() << text;

}

inline void debugOutput(int level, const QString &text)

{

    if (level >= DEBUG_LEVEL)

        qDebug() << text;

}

// Basic abtract command class

class AbstractCommand : public QObject

{

    Q_OBJECT

public:

    AbstractCommand();

    virtual ~AbstractCommand();

    void setSocket(QTcpSocket*);

    QTcpSocket* socket();

    void reportSuccess();

    void reportError();

public slots:

    virtual void dataReceived(QByteArray&);

    virtual void commandFinished();

private slots:

    void _readData();

    void _disconnect();

private:

    QTcpSocket* m_socket;

};

// File Creation class

class CreateFileCommand : public AbstractCommand

{

    Q_OBJECT

public:

    CreateFileCommand();

    ~CreateFileCommand();

public slots:

    void dataReceived(QByteArray&);

    void commandFinished();

private:

    CreateFileOptions m_options;

    QFile m_file;

    int m_dataCount;

};

inline AbstractCommand* instCreateFile() { return new CreateFileCommand(); }

// Directory Creation class

class CreateDirectoryCommand : public AbstractCommand

{

    Q_OBJECT

public:

    CreateDirectoryCommand();

    ~CreateDirectoryCommand();

public slots:

    void dataReceived(QByteArray&);

    void commandFinished();

};

inline AbstractCommand* instCreateDirectory() { return new CreateDirectoryCommand(); }

// File copy class

class CopyFileCommand : public AbstractCommand

{

    Q_OBJECT

public:

    CopyFileCommand();

    ~CopyFileCommand();

public slots:

    void dataReceived(QByteArray&);

    void commandFinished();

};

inline AbstractCommand* instCopyFile() { return new CopyFileCommand(); }

// Copy directory class

class CopyDirectoryCommand : public AbstractCommand

{

    Q_OBJECT

public:

    CopyDirectoryCommand();

    ~CopyDirectoryCommand();

public slots:

    void dataReceived(QByteArray&);

    void commandFinished();

private:

    bool copyDir(const QString &from, const QString &to, bool recursive);

};

inline AbstractCommand* instCopyDirectory() { return new CopyDirectoryCommand(); }

// Delete File class

class DeleteFileCommand : public AbstractCommand

{

    Q_OBJECT

public:

    DeleteFileCommand();

    ~DeleteFileCommand();

public slots:

    void dataReceived(QByteArray&);

    void commandFinished();

};

inline AbstractCommand* instDeleteFile() { return new DeleteFileCommand(); }

// Delete Directory class

class DeleteDirectoryCommand : public AbstractCommand

{

    Q_OBJECT

public:

    DeleteDirectoryCommand();

    ~DeleteDirectoryCommand();

public slots:

    void dataReceived(QByteArray&);

    void commandFinished();

private:

    bool deleteDirectory(const QString &dirName, bool recursive, bool failIfContentExists);

};

inline AbstractCommand* instDeleteDirectory() { return new DeleteDirectoryCommand(); }

// Execute application class

class ExecuteCommand : public AbstractCommand

{

    Q_OBJECT

public:

    ExecuteCommand();

    ~ExecuteCommand();

public slots:

    void dataReceived(QByteArray&);

    void commandFinished();

private:

    void _doExecute();

    QString m_program;

    QStringList m_arguments;

    int m_argumentCount;

    bool m_waitFinished;

    int m_timeout;

};

inline AbstractCommand* instExecution() { return new ExecuteCommand(); }

// Read File class

class ReadFileCommand : public AbstractCommand

{

    Q_OBJECT

public:

    ReadFileCommand();

    ~ReadFileCommand();

public slots:

    void dataReceived(QByteArray&);

    void commandFinished();

private:

    QString m_fileName;

    QFile m_file;

    qint64 m_currentPos;

    qint64 m_fileSize;

};

inline AbstractCommand* instReadFile() { return new ReadFileCommand(); }

// Read Directory class

class ReadDirectoryCommand : public AbstractCommand

{

    Q_OBJECT

public:

    ReadDirectoryCommand();

    ~ReadDirectoryCommand();

public slots:

    void dataReceived(QByteArray&);

    void commandFinished();

private:

    QString m_dirName;

    QDir m_dir;

    QDirIterator* m_iterator;

};

inline AbstractCommand* instReadDirectory() { return new ReadDirectoryCommand(); }

// Read File Time class

class FileTimeCommand : public AbstractCommand

{

    Q_OBJECT

public:

    FileTimeCommand();

    ~FileTimeCommand();

public slots:

    void dataReceived(QByteArray&);

    void commandFinished();

};

inline AbstractCommand* instFileTime() { return new FileTimeCommand(); }

// Time stamp class

class TimeStampCommand : public AbstractCommand

{

    Q_OBJECT

public:

    TimeStampCommand();

    ~TimeStampCommand();

public slots:

    void dataReceived(QByteArray&);

    void commandFinished();

};

inline AbstractCommand* instTimeStamp() { return new TimeStampCommand(); }

// Access part

typedef AbstractCommand* (*instantiator)();

struct CommandInfo

{

    CommandInfo(const QString &name, instantiator func) : commandName(name) , commandFunc(func) { }

    QString commandName;

    instantiator commandFunc;

};

inline QList<CommandInfo> availableCommands()

{

    QList<CommandInfo> list;

    list.append(CommandInfo(QLatin1String(COMMAND_CREATE_FILE), instCreateFile));

    list.append(CommandInfo(QLatin1String(COMMAND_CREATE_DIRECTORY), instCreateDirectory));

    list.append(CommandInfo(QLatin1String(COMMAND_COPY_FILE), instCopyFile));

    list.append(CommandInfo(QLatin1String(COMMAND_COPY_DIRECTORY), instCopyDirectory));

    list.append(CommandInfo(QLatin1String(COMMAND_DELETE_FILE), instDeleteFile));

    list.append(CommandInfo(QLatin1String(COMMAND_DELETE_DIRECTORY), instDeleteDirectory));

    list.append(CommandInfo(QLatin1String(COMMAND_EXECUTE), instExecution));

    list.append(CommandInfo(QLatin1String(COMMAND_READ_FILE), instReadFile));

    list.append(CommandInfo(QLatin1String(COMMAND_READ_DIRECTORY), instReadDirectory));

    list.append(CommandInfo(QLatin1String(COMMAND_FILE_TIME), instFileTime));

    list.append(CommandInfo(QLatin1String(COMMAND_TIME_STAMP), instTimeStamp));

    return list;

}

#endif