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#ifndef METAINFO_H

#define METAINFO_H

#include <QByteArray>

#include <QDateTime>

#include <QList>

#include <QMap>

#include <QString>

#include <QStringList>

#include <QVariant>

struct MetaInfoSingleFile

{

    qint64 length;

    QByteArray md5sum;

    QString name;

    int pieceLength;

    QList<QByteArray> sha1Sums;

};

struct MetaInfoMultiFile

{

    qint64 length;

    QByteArray md5sum;

    QString path;

};

class MetaInfo

{

public:

    enum FileForm {

        SingleFileForm,

        MultiFileForm

    };

    MetaInfo();

    void clear();

    bool parse(const QByteArray &data);

    QString errorString() const;

    QByteArray infoValue() const;

    FileForm fileForm() const;

    QString announceUrl() const;

    QStringList announceList() const;

    QDateTime creationDate() const;

    QString comment() const;

    QString createdBy() const;

    // For single file form

    MetaInfoSingleFile singleFile() const;

    // For multifile form

    QList<MetaInfoMultiFile> multiFiles() const;

    QString name() const;

    int pieceLength() const;

    QList<QByteArray> sha1Sums() const;

    // Total size

    qint64 totalSize() const;

private: 

    QString errString;

    QByteArray content;

    QByteArray infoData;

    FileForm metaInfoFileForm;

    MetaInfoSingleFile metaInfoSingleFile;

    QList<MetaInfoMultiFile> metaInfoMultiFiles;

    QString metaInfoAnnounce;

    QStringList metaInfoAnnounceList;

    QDateTime metaInfoCreationDate;

    QString metaInfoComment;

    QString metaInfoCreatedBy;

    QString metaInfoName;

    int metaInfoPieceLength;

    QList<QByteArray> metaInfoSha1Sums;

};

#endif