/***************************************************************************

    source::worx xtree
    Copyright © 2024-2025 c.holzheuer
    christoph.holzheuer@gmail.com

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

***************************************************************************/


#ifndef XQMODELSECTIONS_H
#define XQMODELSECTIONS_H

#include <QPersistentModelIndex>
#include <xqnode.h>
#include <xqmaptor.h>

class XQItem;

/**
 * @brief Struct containing data for a header section
 */

struct XQModelSection
{
  QPersistentModelIndex modelIndex;

  XQNodePtr sheetRootNode{};
  XQNodePtr contentRootNode{};

  XQModelSection() = default;
  XQModelSection(const QModelIndex& aModelIndex, XQNodePtr aSheetNode);

  bool operator==(const XQModelSection& other) const;
  bool isValid() const;
  int row() const;
  XQItem& headerItem() const;

};


/**
 * @brief Maptor containing all header sections.
 */

class XQModelSectionList : public XQMaptor<XQModelSection>
{
public:

  XQModelSectionList() = default;
  virtual ~XQModelSectionList() = default;

  void  addSectionEntry(const QModelIndex& idx, XQNodePtr sheetNode );
  bool  hasValidSection(const QString& sectionKey) const;

  const XQModelSection& sectionFromRow( int row ) const;
  const XQModelSection& sectionxqItemFromIndex( const QModelIndex& index ) const;

  int firstRow(const QModelIndex& idx) const;
  int lastRow(const QModelIndex& idx) const;
  int lastRow(const XQModelSection& section) const;

  void dump()const override;

};

#endif // XQMODELSECTIONS_H