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** Contact: https://www.qt.io/licensing/
**
** This file is part of TreeView.
**
** $QT_BEGIN_LICENSE:GPL-MARKETPLACE-QT$
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** Marketplace License Usage
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** agreement, may use this file in accordance with the Qt Marketplace license
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** Alternatively, this file may be used under the terms of the GNU
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** the Free Software Foundation and appearing in the file LICENSE.GPL3
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****************************************************************************/

#ifndef TESTMODEL_H
#define TESTMODEL_H

#include <QtCore/qabstractitemmodel.h>
#include <QtQuick/qquickview.h>

class TreeItem
{
public:
    explicit TreeItem(TreeItem *parent = nullptr);
    ~TreeItem();

    int row() const;
    QVector<TreeItem *> m_childItems;
    TreeItem *m_parentItem;
    QVector<QVariant> m_entries;
};

// ########################################################

class TestModel : public QAbstractItemModel
{
    Q_OBJECT
    QML_ELEMENT

public:
    explicit TestModel(QObject *parent = nullptr);

    void createTreeRecursive(TreeItem *item, int childCount, int currentDepth, int maxDepth);
    TreeItem *treeItem(const QModelIndex &index) const;
    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
    int columnCount(const QModelIndex & = QModelIndex()) const override;
    QVariant data(const QModelIndex &index, int role) const override;
    bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;
    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
    QModelIndex parent(const QModelIndex &index) const override;

    bool insertRows(int position, int rows, const QModelIndex &parent) override;

private:
    QScopedPointer<TreeItem> m_rootItem;
    int m_columnCount = 2;
};

#endif // TESTMODEL_H