/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) 2024 Equinor ASA
//
//  ResInsight 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 3 of the License, or
//  (at your option) any later version.
//
//  ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
//  WARRANTY; without even the implied warranty of MERCHANTABILITY or
//  FITNESS FOR A PARTICULAR PURPOSE.
//
//  See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
//  for more details.
//
/////////////////////////////////////////////////////////////////////////////////

#pragma once

#include "RimPlot.h"

#include "RimVfpDefines.h"

#include "RiuPlotCurveSymbol.h"

#include "cafPdmPtrArrayField.h"
#include "cafPdmPtrField.h"

#include <QPointer>

class RiuPlotWidget;
class VfpPlotData;
class RimPlotAxisProperties;
class RigVfpTables;
class RimVfpTableData;
class RimVfpTable;
class RiuPlotCurveInfoTextProvider;
class RimRegularLegendConfig;
class RiuDraggableOverlayFrame;
class RimColorLegend;

struct VfpValueSelection;
struct VfpTableInitialData;

namespace Opm
{
class VFPInjTable;
class VFPProdTable;
} // namespace Opm

namespace caf
{
class ColorTable;
}

//--------------------------------------------------------------------------------------------------
/// Vertical Flow Performance Plot
//--------------------------------------------------------------------------------------------------
class RimCustomVfpPlot : public RimPlot
{
    CAF_PDM_HEADER_INIT;

public:
    RimCustomVfpPlot();
    ~RimCustomVfpPlot() override;

    void selectDataSource( RimVfpTable* mainDataSource, const std::vector<RimVfpTable*>& vfpTableData );
    void setTableNumber( int tableNumber );
    void initializeObject();
    void initializeSelection();
    void createDefaultColors();

    // RimPlot implementations
    RiuPlotWidget* plotWidget() override;
    bool           isCurveHighlightSupported() const override;

    void    setAutoScaleXEnabled( bool enabled ) override;
    void    setAutoScaleYEnabled( bool enabled ) override;
    void    updateAxes() override;
    void    updateLegend() override;
    QString asciiDataForPlotExport() const override;
    void    reattachAllCurves() override;
    void    detachAllCurves() override;

    // RimPlotWindow implementations
    QString description() const override;
    QString infoForCurve( RimPlotCurve* plotCurve ) const;

    // RimViewWindow implementations
    QWidget* viewWidget() override;
    QImage   snapshotWindowContent() override;
    void     zoomAll() override;

private:
    void onChildrenUpdated( caf::PdmChildArrayFieldHandle* childArray, std::vector<caf::PdmObjectHandle*>& updatedObjects ) override;
    void deleteViewWidget() override;
    void onLoadDataAndUpdate() override;
    void initAfterRead() override;

    caf::PdmFieldHandle* userDescriptionField() override;

    void scheduleReplot();

    void defineUiOrdering( QString uiConfigName, caf::PdmUiOrdering& uiOrdering ) override;
    void fieldChangedByUi( const caf::PdmFieldHandle* changedField, const QVariant& oldValue, const QVariant& newValue ) override;
    QList<caf::PdmOptionItemInfo> calculateValueOptions( const caf::PdmFieldHandle* fieldNeedingOptions ) override;
    void defineEditorAttribute( const caf::PdmFieldHandle* field, QString uiConfigName, caf::PdmUiEditorAttribute* attribute ) override;

    std::vector<double> valuesForProductionType( RimVfpDefines::ProductionVariableType variableType ) const;
    std::vector<double> familyValuesForTable( RimVfpTable* table ) const;
    void                initializeFromInitData( const VfpTableInitialData& table );

    RiuPlotWidget* doCreatePlotViewWidget( QWidget* mainWindowParent ) override;

    void calculateTableValueOptions( RimVfpDefines::ProductionVariableType variableType, QList<caf::PdmOptionItemInfo>& options );

    void           updatePlotTitle( const QString& plotTitle );
    static QString generatePlotTitle( const QString&                          wellName,
                                      int                                     tableNumber,
                                      RimVfpDefines::TableType                tableType,
                                      RimVfpDefines::InterpolatedVariableType interpolatedVariable,
                                      RimVfpDefines::ProductionVariableType   primaryVariable,
                                      RimVfpDefines::ProductionVariableType   familyVariable );

    static double  convertToDisplayUnit( double value, RimVfpDefines::ProductionVariableType variableType );
    static void    convertToDisplayUnit( std::vector<double>& values, RimVfpDefines::ProductionVariableType variableType );
    static QString getDisplayUnit( RimVfpDefines::ProductionVariableType variableType );
    static QString getDisplayUnitWithBracket( RimVfpDefines::ProductionVariableType variableType );

    struct CurveNameContent
    {
        bool defaultName            = false;
        bool tableNumber            = false;
        bool flowRate               = false;
        bool thp                    = false;
        bool artificialLiftQuantity = false;
        bool waterCut               = false;
        bool gasLiquidRatio         = false;
    };

    void populatePlotWidgetWithPlotData( RiuPlotWidget*           plotWidget,
                                         const VfpPlotData&       plotData,
                                         const VfpValueSelection& valueSelection,
                                         int                      tableNumber,
                                         const QColor&            color,
                                         const CurveNameContent&  curveNameContent );

    void updateLegendWidget( size_t curveSetCount, CurveNameContent& curveNameContent );

    static QString axisTitle( RimVfpDefines::ProductionVariableType variableType, RimVfpDefines::FlowingPhaseType flowingPhase );

    void connectAxisSignals( RimPlotAxisProperties* axis );
    void axisSettingsChanged( const caf::SignalEmitter* emitter );
    void axisLogarithmicChanged( const caf::SignalEmitter* emitter, bool isLogarithmic );
    void updatePlotWidgetFromAxisRanges() override;
    void updateAxisRangesFromPlotWidget() override;

    void onPlotZoomed();
    void curveAppearanceChanged( const caf::SignalEmitter* emitter );

    std::vector<double> availableValues( RimVfpDefines::ProductionVariableType variableType ) const;

    static RiuPlotCurveInfoTextProvider* curveTextProvider();

    std::vector<RimVfpDefines::ProductionVariableType> nonFamilyProductionVariables() const;
    std::vector<VfpValueSelection>                     computeValueSelectionCombinations() const;

    struct PlotCurveData
    {
        QString curveName;
        int     tableNumber;
        double  flowRateValue;
        double  thpValue;
        double  artificialLiftQuantityValue;
        double  waterCutValue;
        double  gasLiquidRatioValue;
    };

    static std::vector<RiuPlotCurveSymbol::PointSymbolEnum> curveSymbols();

    caf::ColorTable curveColors() const;
    void            legendColorsChanged( const caf::SignalEmitter* emitter );
    void            setColorItemCategoryHidden();

private:
    caf::PdmField<QString> m_plotTitle;

    caf::PdmPtrField<RimVfpTable*>      m_mainDataSource;
    caf::PdmPtrArrayField<RimVfpTable*> m_comparisonTables;

    caf::PdmField<caf::AppEnum<RimVfpDefines::CurveMatchingType>>     m_curveMatchingType;
    caf::PdmField<caf::AppEnum<RimVfpDefines::CurveOptionValuesType>> m_curveValueOptions;

    caf::PdmField<int>                                                   m_tableNumber;
    caf::PdmField<double>                                                m_referenceDepth;
    caf::PdmField<caf::AppEnum<RimVfpDefines::FlowingPhaseType>>         m_flowingPhase;
    caf::PdmField<caf::AppEnum<RimVfpDefines::FlowingWaterFractionType>> m_flowingWaterFraction;
    caf::PdmField<caf::AppEnum<RimVfpDefines::FlowingGasFractionType>>   m_flowingGasFraction;

    caf::PdmField<caf::AppEnum<RimVfpDefines::TableType>>                m_tableType;
    caf::PdmField<caf::AppEnum<RimVfpDefines::InterpolatedVariableType>> m_interpolatedVariable;
    caf::PdmField<caf::AppEnum<RimVfpDefines::ProductionVariableType>>   m_primaryVariable;
    caf::PdmField<caf::AppEnum<RimVfpDefines::ProductionVariableType>>   m_familyVariable;

    caf::PdmField<std::vector<double>> m_flowRate;
    caf::PdmField<std::vector<double>> m_thp;
    caf::PdmField<std::vector<double>> m_artificialLiftQuantity;
    caf::PdmField<std::vector<double>> m_waterCut;
    caf::PdmField<std::vector<double>> m_gasLiquidRatio;

    caf::PdmChildField<RimPlotAxisProperties*> m_yAxisProperties;
    caf::PdmChildField<RimPlotAxisProperties*> m_xAxisProperties;

    caf::PdmChildArrayField<RimPlotCurve*> m_plotCurves;

    caf::PdmChildField<RimRegularLegendConfig*> m_legendConfig;
    QPointer<RiuDraggableOverlayFrame>          m_legendOverlayFrame;
    caf::PdmChildField<RimColorLegend*>         m_colorLegend;

    caf::PdmField<int> m_curveSymbolSize;
    caf::PdmField<int> m_curveThickness;

    std::vector<VfpPlotData>   m_plotData;
    std::vector<PlotCurveData> m_plotCurveMetaData;

    QString m_xAxisTitle;
    QString m_yAxisTitle;

    QPointer<RiuPlotWidget> m_plotWidget;
};