#include "contentswidget.h"
#include "ui_contentswidget.h"
#include <QDomDocument>

ContentsForm::ContentsForm(QWidget *parent)
    : QWidget(parent)
      , ui(new Ui::ContentsForm)
{
    ui->setupUi(this);
}

ContentsForm::~ContentsForm()
{
    delete ui;
}

QTreeWidgetItem *treeNode(QTreeWidgetItem *parent, const QDomNode &node)
{
    auto *item = new QTreeWidgetItem(parent);
    item->setText(0, node.nodeName());

    if(node.hasAttributes()) {
        const auto attr = node.attributes();
        for(int i = 0; i < attr.length(); ++i) {
            const QString name = attr.item(i).nodeName();
            const QString value = attr.item(i).nodeValue();

            if(name == "Open")
                item->setText(1, value);
            else if(name == "Destination")
                item->setText(2, value);
            else
                qDebug("Unknown attribute name %s\nattr.value=%s", qUtf8Printable(name), qUtf8Printable(value));
        }
    }

    auto child = node.firstChild();
    while(!child.isNull()) {
        treeNode(item, child);
        child = child.nextSibling();
    }

    return item;
}

void ContentsForm::setContents(QDomDocument *document)
{
    ui->treeWidget->clear();

    if(document && !document->isNull()) {
        auto node = document->firstChild();
        while(!node.isNull()) {
            auto *item = treeNode(nullptr, node);
            ui->treeWidget->addTopLevelItem(item);

            node = node.nextSibling();
        }
    }
    delete document;
}