// xlsxworksheet_p.h

#ifndef XLSXWORKSHEET_P_H
#define XLSXWORKSHEET_P_H

#include <QtGlobal>
#include <QObject>
#include <QString>
#include <QVector>
#include <QImage>
#include <QSharedPointer>

#include <QRegularExpression>

#include "xlsxworksheet.h"
#include "xlsxabstractsheet_p.h"
#include "xlsxcell.h"
#include "xlsxdatavalidation.h"
#include "xlsxconditionalformatting.h"
#include "xlsxcellformula.h"

class QXmlStreamWriter;
class QXmlStreamReader;

QT_BEGIN_NAMESPACE_XLSX

const int XLSX_ROW_MAX = 1048576;
const int XLSX_COLUMN_MAX = 16384;
const int XLSX_STRING_MAX = 32767;

class SharedStrings;

struct XlsxHyperlinkData
{
    enum LinkType
    {
        External,
        Internal
    };

    XlsxHyperlinkData(LinkType linkType=External, const QString &target=QString(), const QString &location=QString()
            , const QString &display=QString(), const QString &tip=QString())
        :linkType(linkType), target(target), location(location), display(display), tooltip(tip)
    {

    }

    LinkType linkType;
    QString target; //For External link
    QString location;
    QString display;
    QString tooltip;
};

// ECMA-376 Part1 18.3.1.81
struct XlsxSheetFormatProps
{
    XlsxSheetFormatProps(int baseColWidth = 8,
                         bool customHeight = false,
                         double defaultColWidth = 8.430f, // https://learn.microsoft.com/en-us/office/troubleshoot/excel/determine-column-widths
                         double defaultRowHeight = 15,
                         quint8 outlineLevelCol = 0,
                         quint8 outlineLevelRow = 0,
                         bool thickBottom = false,
                         bool thickTop = false,
                         bool zeroHeight = false) :
        baseColWidth(baseColWidth),
        customHeight(customHeight),
        defaultColWidth(defaultColWidth),
        defaultRowHeight(defaultRowHeight),
        outlineLevelCol(outlineLevelCol),
        outlineLevelRow(outlineLevelRow),
        thickBottom(thickBottom),
        thickTop(thickTop),
        zeroHeight(zeroHeight) {
    }

    int baseColWidth;
    bool customHeight;
    double defaultColWidth;
    double defaultRowHeight;
    quint8 outlineLevelCol;
    quint8 outlineLevelRow;
    bool thickBottom;
    bool thickTop;
    bool zeroHeight;
};

struct XlsxRowInfo
{
    XlsxRowInfo(double height=0, const Format &format=Format(), bool hidden=false) :
        customHeight(false), height(height), format(format), hidden(hidden), outlineLevel(0)
      , collapsed(false)
    {

    }

    bool customHeight;
    double height;
    Format format;
    bool hidden;
    int outlineLevel;
    bool collapsed;
};

struct XlsxColumnInfo
{
    XlsxColumnInfo( int firstColumn, // = 0,
                    int lastColumn, // = 1,
                    bool isSetWidth,
                    double width = 0,
                    const Format &format = Format(),
                    bool hidden = false)
        : width(width),
          format(format),
          firstColumn(firstColumn),
          lastColumn(lastColumn),
          outlineLevel(0),
          isSetWidth(isSetWidth),
          customWidth(false),
          hidden(hidden),
          collapsed(false)
    {

    }

    double width;
    Format format;
    int firstColumn;
    int lastColumn;
    int outlineLevel;
    bool isSetWidth;
    bool customWidth;
    bool hidden;
    bool collapsed;
};

class WorksheetPrivate : public AbstractSheetPrivate
{
    Q_DECLARE_PUBLIC(Worksheet)

public:
    WorksheetPrivate(Worksheet *p, Worksheet::CreateFlag flag);
    ~WorksheetPrivate();

public:
    int checkDimensions(int row, int col, bool ignore_row=false, bool ignore_col=false);
    Format cellFormat(int row, int col) const;
    QString generateDimensionString() const;
    void calculateSpans() const;
    void splitColsInfo(int colFirst, int colLast);
    void validateDimension();

    void saveXmlSheetData(QXmlStreamWriter &writer) const;
    void saveXmlCellData(QXmlStreamWriter &writer, int row, int col, std::shared_ptr<Cell> cell) const;
    void saveXmlMergeCells(QXmlStreamWriter &writer) const;
    void saveXmlHyperlinks(QXmlStreamWriter &writer) const;
    void saveXmlDrawings(QXmlStreamWriter &writer) const;
    void saveXmlDataValidations(QXmlStreamWriter &writer) const;

    int rowPixelsSize(int row) const;
    int colPixelsSize(int col) const;

    void loadXmlSheetData(QXmlStreamReader &reader);
    void loadXmlColumnsInfo(QXmlStreamReader &reader);
    void loadXmlMergeCells(QXmlStreamReader &reader);
    void loadXmlDataValidations(QXmlStreamReader &reader);
    void loadXmlSheetFormatProps(QXmlStreamReader &reader);
    void loadXmlSheetViews(QXmlStreamReader &reader);
    void loadXmlHyperlinks(QXmlStreamReader &reader);

    QList<QSharedPointer<XlsxRowInfo> > getRowInfoList(int rowFirst, int rowLast);
    QList<QSharedPointer<XlsxColumnInfo> > getColumnInfoList(int colFirst, int colLast);
    QList<int> getColumnIndexes(int colFirst, int colLast);
    bool isColumnRangeValid(int colFirst, int colLast);

    SharedStrings *sharedStrings() const;

public:
    QMap<int, QMap<int, std::shared_ptr<Cell> > > cellTable;

    QMap<int, QMap<int, QString> > comments;
    QMap<int, QMap<int, QSharedPointer<XlsxHyperlinkData> > > urlTable;
    QList<CellRange> merges;
    QMap<int, QSharedPointer<XlsxRowInfo> > rowsInfo;
    QMap<int, QSharedPointer<XlsxColumnInfo> > colsInfo;
    QMap<int, QSharedPointer<XlsxColumnInfo> > colsInfoHelper;

    QList<DataValidation> dataValidationsList;
    QList<ConditionalFormatting> conditionalFormattingList;

    QMap<int, CellFormula> sharedFormulaMap; // shared formula map

    CellRange dimension;
    int previous_row;

    mutable QMap<int, QString> row_spans;
    QMap<int, double> row_sizes;
    QMap<int, double> col_sizes;

    int outline_row_level;
    int outline_col_level;

    int default_row_height;
    bool default_row_zeroed;

    // pagesetup and print settings add by liufeijin 20181028, liufeijin
    QString PpaperSize;
    QString Pscale;
    QString PfirstPageNumber;
    QString Porientation;
    QString PuseFirstPageNumber;
    QString PhorizontalDpi;
    QString PverticalDpi;
    QString Prid;
    QString Pcopies;

    // pageMargins, liufeijin
    QString PMheader;
    QString PMfooter;
    QString PMtop;
    QString PMbotton;
    QString PMleft;
    QString PMright;

    // header footer, liufeijin
    QString MoodFooter;
    QString ModdHeader;
    QString MoodalignWithMargins;  // add align 20190619

    XlsxSheetFormatProps sheetFormatProps;

    bool windowProtection;
    bool showFormulas;
    bool showGridLines;
    bool showRowColHeaders;
    bool showZeros;
    bool rightToLeft;
    bool tabSelected;
    bool showRuler;
    bool showOutlineSymbols;
    bool showWhiteSpace;

    QRegularExpression urlPattern;

private:

    static double calculateColWidth(int characters);
};

QT_END_NAMESPACE_XLSX
#endif // XLSXWORKSHEET_P_H
