/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/*

 * This file is part of the LibreOffice project.

 *

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

 *

 * This file incorporates work covered by the following license notice:

 *

 *   Licensed to the Apache Software Foundation (ASF) under one or more

 *   contributor license agreements. See the NOTICE file distributed

 *   with this work for additional information regarding copyright

 *   ownership. The ASF licenses this file to you under the Apache

 *   License, Version 2.0 (the "License"); you may not use this file

 *   except in compliance with the License. You may obtain a copy of

 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .

 */

#pragma once

#include "DataSeries.hxx"

#include "ChartType.hxx"

#include <com/sun/star/uno/Reference.hxx>

#include <rtl/ref.hxx>

#include <memory>

#include <utility>

#include <vector>

namespace com::sun::star::chart2 {

    class XDataSeries;

}

namespace chart

{

class DialogModel;

class ChartModel;

class DataBrowserModel final

{

public:

    explicit DataBrowserModel(

        const rtl::Reference<::chart::ChartModel> & xChartDoc );

    ~DataBrowserModel();

    /** Inserts a new data series after the data series to which the data column

        with index nAfterColumnIndex belongs.

     */

    void insertDataSeries( sal_Int32 nAfterColumnIndex );

    /** Inserts a new text column for complex categories.

     */

    void insertComplexCategoryLevel( sal_Int32 nAfterColumnIndex );

    /** Removes a data series to which the data column with index nAtColumnIndex

        belongs.

     */

    void removeDataSeriesOrComplexCategoryLevel( sal_Int32 nAtColumnIndex );

    /** Swaps the series to which the data column with index nFirstIndex belongs

        with the next series (which starts at an index >= nFirstIndex + 1)

     */

    void swapDataSeries( sal_Int32 nFirstIndex );

    void swapDataPointForAllSeries( sal_Int32 nFirstIndex );

    void insertDataPointForAllSeries( sal_Int32 nAfterIndex );

    void removeDataPointForAllSeries( sal_Int32 nAtIndex );

    enum eCellType

    {

        NUMBER,

        TEXT,

        TEXTORDATE

    };

    eCellType getCellType( sal_Int32 nAtColumn ) const;

    /// If getCellType( nAtColumn, nAtRow ) returns TEXT, the result will be Nan

    double getCellNumber( sal_Int32 nAtColumn, sal_Int32 nAtRow );

    OUString getCellText( sal_Int32 nAtColumn, sal_Int32 nAtRow );

    css::uno::Any getCellAny( sal_Int32 nAtColumn, sal_Int32 nAtRow );

    sal_uInt32 getNumberFormatKey( sal_Int32 nAtColumn );

    /// returns </sal_True> if the number could successfully be set at the given position

    bool setCellNumber( sal_Int32 nAtColumn, sal_Int32 nAtRow, double fValue );

    /// returns </sal_True> if the text could successfully be set at the given position

    bool setCellText( sal_Int32 nAtColumn, sal_Int32 nAtRow, const OUString & rText );

    bool setCellAny( sal_Int32 nAtColumn, sal_Int32 nAtRow, const css::uno::Any & aValue );

    sal_Int32 getColumnCount() const;

    sal_Int32 getMaxRowCount() const;

    // returns the UI string of the corresponding role

    const OUString & getRoleOfColumn( sal_Int32 nColumnIndex ) const;

    bool isCategoriesColumn( sal_Int32 nColumnIndex ) const;

    struct tDataHeader

    {

        rtl::Reference< ::chart::DataSeries > m_xDataSeries;

        rtl::Reference< ::chart::ChartType >  m_xChartType;

        bool                                            m_bSwapXAndYAxis;

        sal_Int32                                       m_nStartColumn;

        sal_Int32                                       m_nEndColumn;

        // default CTOR

        tDataHeader() :

                m_bSwapXAndYAxis( false ),

                m_nStartColumn( -1 ),

                m_nEndColumn( -1 )

        {}

        // "full" CTOR

        tDataHeader(

            rtl::Reference< ::chart::DataSeries >  xDataSeries,

            rtl::Reference< ::chart::ChartType > xChartType,

            bool                                        bSwapXAndYAxis,

            sal_Int32                                   nStartColumn,

            sal_Int32                                   nEndColumn ) :

                m_xDataSeries(std::move( xDataSeries )),

                m_xChartType(std::move( xChartType )),

                m_bSwapXAndYAxis( bSwapXAndYAxis ),

                m_nStartColumn( nStartColumn ),

                m_nEndColumn( nEndColumn )

        {}

    };

    typedef std::vector< tDataHeader > tDataHeaderVector;

    const tDataHeaderVector& getDataHeaders() const { return m_aHeaders;}

    tDataHeader getHeaderForSeries(

        const css::uno::Reference< css::chart2::XDataSeries > &xSeries ) const;

    rtl::Reference< ::chart::DataSeries >

        getDataSeriesByColumn( sal_Int32 nColumn ) const;

private:

    void updateFromModel();

    void removeComplexCategoryLevel( sal_Int32 nAtColumnIndex );

    void addErrorBarRanges(

        const rtl::Reference<::chart::DataSeries > & xDataSeries,

        sal_Int32 nNumberFormatKey,

        sal_Int32 & rInOutSequenceIndex,

        sal_Int32 & rInOutHeaderEnd, bool bYError );

    sal_Int32 getCategoryColumnCount();

    rtl::Reference<::chart::ChartModel> m_xChartDocument;

    std::unique_ptr< DialogModel > m_apDialogModel;

    struct tDataColumn;

    struct implColumnLess;

    typedef std::vector< tDataColumn > tDataColumnVector;

    tDataColumnVector m_aColumns;

    tDataHeaderVector m_aHeaders;

};

} //  namespace chart

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