/*
    Kchmviewer - a CHM and EPUB file viewer with broad language support
    SPDX-FileCopyrightText: 2004-2014 George Yunaev gyunaev@ulduzsoft.com

    SPDX-License-Identifier: GPL-3.0-or-later
*/

#ifndef HELPERXMLHANDLER_EPUBCONTENT_H
#define HELPERXMLHANDLER_EPUBCONTENT_H

#include <QMap>
#include <QString>
#include <QXmlDefaultHandler>

class HelperXmlHandler_EpubContent : public QXmlDefaultHandler
{
public:
    HelperXmlHandler_EpubContent();

    // Keep the tag-associated metadata
    QMap<QString, QString> metadata;

    // Manifest storage, id -> href
    QMap<QString, QString> manifest;

    // Spline storage
    QList<QString> spine;

    // TOC (NCX) filename
    QString tocname;

private:
    enum State { STATE_NONE, STATE_IN_METADATA, STATE_IN_MANIFEST, STATE_IN_SPINE };

    bool startElement(const QString &namespaceURI, const QString &localName, const QString &qName, const QXmlAttributes &atts) override;
    bool characters(const QString &ch) override;
    bool endElement(const QString &namespaceURI, const QString &localName, const QString &qName) override;

    // Tracking
    State m_state;
    QString m_tagname;
};

#endif // HELPERXMLHANDLER_EPUBCONTENT_H