/////////////////////////////////////////////////////////////////////////////////
//
//  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 "cafFilePath.h"
#include "cafPdmChildField.h"
#include "cafPdmField.h"
#include "cafPdmObject.h"

#include "RigElasticProperties.h"

#include <QString>

#include <tuple>

class RimElasticPropertyScalingCollection;

typedef std::tuple<QString, QString, QString> FaciesKey;

//==================================================================================================
///
//==================================================================================================
class RimElasticProperties : public caf::PdmObject
{
    CAF_PDM_HEADER_INIT;

public:
    RimElasticProperties();
    ~RimElasticProperties() override;

    caf::Signal<> changed;

    QString filePath() const;
    void    setFilePath( const QString& filePath );

    void                        setPropertiesForFacies( FaciesKey& key, const RigElasticProperties& properties );
    bool                        hasPropertiesForFacies( FaciesKey& key ) const;
    const RigElasticProperties& propertiesForFacies( FaciesKey& key ) const;
    void                        clearProperties();

    void loadDataAndUpdate();

    RimElasticPropertyScalingCollection* scalingCollection();

    static std::vector<RiaDefines::CurveProperty> scalableProperties();
    static bool                                   isScalableProperty( RiaDefines::CurveProperty );

    double getPropertyScaling( const QString&            formationName,
                               const QString&            faciesName,
                               RiaDefines::CurveProperty property ) const;

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

private:
    void    elasticPropertyScalingCollectionChanged( const caf::SignalEmitter* emitter );
    QString generatePropertiesTable();

    caf::PdmField<caf::FilePath>                             m_filePath;
    caf::PdmField<QString>                                   m_propertiesTable;
    caf::PdmChildField<RimElasticPropertyScalingCollection*> m_scalings;
    caf::PdmField<bool>                                      m_showScaledProperties;

    struct CaseInsensitiveFaciesKeyCompare
    {
        bool operator()( const FaciesKey& f1, const FaciesKey& f2 ) const
        {
            int fieldCompare = std::get<0>( f1 ).compare( std::get<0>( f2 ), Qt::CaseInsensitive );
            if ( fieldCompare != 0 ) return fieldCompare < 0;

            int formationCompare = std::get<1>( f1 ).compare( std::get<1>( f2 ), Qt::CaseInsensitive );
            if ( formationCompare != 0 ) return formationCompare < 0;

            int faciesCompare = std::get<2>( f1 ).compare( std::get<2>( f2 ), Qt::CaseInsensitive );
            return faciesCompare < 0;
        }
    };

    std::map<FaciesKey, RigElasticProperties, CaseInsensitiveFaciesKeyCompare> m_properties;
};