#include "atomchannelimage.h"

#include <QXmlStreamReader>

#include "macros.h"

AtomChannelImage::AtomChannelImage(QXmlStreamReader *xmlReader)
{
    Q_ASSERT(xmlReader != nullptr);

    const QString urlTag{"url"};
    const QString titleTag{"title"};
    const QString linkTag{"link"};
    const QString widthTag{"width"};
    const QString heightTag{"height"};

    while (!xmlReader->atEnd() && !xmlReader->hasError()) {
        const auto itemNext = xmlReader->readNext();

        switch (itemNext) {
        case QXmlStreamReader::TokenType::StartElement: {
            const auto name = xmlReader->name();
            // qDebug() << __func__ << ":" << name;
            const auto elementText = xmlReader->readElementText();

            if (name == urlTag)
                url = elementText;
            else if (name == titleTag)
                title = elementText;
            else if (name == linkTag)
                link = elementText;
            else if (name == widthTag)
                width = elementText.toInt();
            else if (name == heightTag)
                height = elementText.toInt();

            break;
        }
        case QXmlStreamReader::TokenType::EndElement:
            // qDebug() << "EndElement: " << xmlReader->name();
            return;
        case QXmlStreamReader::TokenType::Characters:
            const auto characters = xmlReader->text().toString().simplified();

            if (characters.isEmpty())
                break;

            qDebug() << "image: characters: " << characters;
            break;
        }
    }
}

QDebug operator<<(QDebug debug, const AtomChannelImage &image)
{
    QDebugStateSaver saver{debug};

    debug.nospace() << typeid(AtomChannelImage).name() << " {" << Qt::endl;

    PRINT_ATOM_FIELD(image, url);
    PRINT_ATOM_FIELD(image, title);
    PRINT_ATOM_FIELD(image, link);
    PRINT_ATOM_FIELD(image, width);
    PRINT_ATOM_FIELD(image, height);

    debug.nospace() << "}";

    return debug;
}