/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) 2020-     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 "RiaDefines.h"

#include "cafPdmChildArrayField.h"
#include "cafPdmChildField.h"
#include "cafPdmField.h"
#include "cafPdmObject.h"

#include <list>
#include <set>
#include <vector>

class RimStreamline;
class RimEclipseCase;
class RimRegularLegendConfig;

class RigTracer;
class RigCell;

class RiuViewer;

class RimStreamlineInViewCollection : public caf::PdmObject
{
    CAF_PDM_HEADER_INIT;

public:
    enum class VisualizationMode
    {
        ANIMATION = 0,
        MANUAL
    };
    using VisualizationModeEnum = caf::AppEnum<VisualizationMode>;

    enum class StreamlinePhaseType
    {
        OIL,
        GAS,
        WATER,
        COMBINED
    };
    using StreamlinePhaseTypeEnum = caf::AppEnum<StreamlinePhaseType>;

    enum class ColorMode
    {
        PHASE_COLORS = 0,
        VELOCITY,
    };
    using ColorModeEnum = caf::AppEnum<ColorMode>;

public:
    RimStreamlineInViewCollection();
    ~RimStreamlineInViewCollection() override;

    void            setEclipseCase( RimEclipseCase* reservoir );
    RimEclipseCase* eclipseCase() const;

    std::list<RiaDefines::PhaseType> phases() const;

    VisualizationMode visualizationMode() const;
    ColorMode         colorMode() const;
    size_t            animationSpeed() const;
    size_t            animationIndex() const;
    double            scaleFactor() const;
    size_t            tracerLength() const;

    bool shouldBeAvailable() const;

    bool isActive() const;

    void refresh();

    const std::list<RigTracer>& tracers();

    const RimRegularLegendConfig* legendConfig() const;
    void                          mappingRange( double& min, double& max ) const;
    void updateLegendRangesTextAndVisibility( RiuViewer* nativeOrOverrideViewer, bool isUsingOverrideViewer );
    void updateFromCurrentTimeStep( int timeStep );

protected:
    caf::PdmFieldHandle* objectToggleField() override;
    void                 updateStreamlines();
    void                 initAfterRead() override;

private:
    void findStartCells( int                                       timeIdx,
                         std::vector<std::pair<QString, RigCell>>& outInjectorCells,
                         std::vector<std::pair<QString, RigCell>>& outProducerCells );

    void defineUiOrdering( QString uiConfigName, caf::PdmUiOrdering& uiOrdering ) override;
    void defineUiTreeOrdering( caf::PdmUiTreeOrdering& uiTreeOrdering, QString uiConfigName = "" ) override;
    void defineEditorAttribute( const caf::PdmFieldHandle* field,
                                QString                    uiConfigName,
                                caf::PdmUiEditorAttribute* attribute ) override;
    void fieldChangedByUi( const caf::PdmFieldHandle* changedField, const QVariant& oldValue, const QVariant& newValue ) override;

    void outputSummary() const;

private:
    caf::PdmField<bool>                     m_isActive;
    caf::PdmField<QString>                  m_collectionName;
    caf::PdmField<double>                   m_lengthThreshold;
    caf::PdmField<double>                   m_flowThreshold;
    caf::PdmField<double>                   m_resolution;
    caf::PdmField<double>                   m_maxDays;
    caf::PdmField<bool>                     m_useProducers;
    caf::PdmField<bool>                     m_useInjectors;
    caf::PdmPointer<RimEclipseCase>         m_eclipseCase;
    caf::PdmChildArrayField<RimStreamline*> m_streamlines;
    caf::PdmField<StreamlinePhaseTypeEnum>  m_phases;
    caf::PdmField<VisualizationModeEnum>    m_visualizationMode;
    caf::PdmField<ColorModeEnum>            m_colorMode;

    // Animation
    caf::PdmField<size_t> m_animationSpeed;
    caf::PdmField<size_t> m_animationIndex;
    caf::PdmField<double> m_scaleFactor;
    caf::PdmField<size_t> m_tracerLength;

    size_t m_maxAnimationIndex;

    bool m_shouldGenerateTracers;
    int  m_currentTimestep;

    std::list<RigTracer> m_activeTracers;

    std::set<size_t> m_wellCellIds;

    caf::PdmChildField<RimRegularLegendConfig*> m_legendConfig;
};