/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) 2017-     Statoil 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.
//
/////////////////////////////////////////////////////////////////////////////////

#include "RimPropertyFilter.h"

#include "RimPropertyFilterCollection.h"

CAF_PDM_SOURCE_INIT( RimPropertyFilter, "PropertyFilter" );

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RimPropertyFilter::RimPropertyFilter()
{
    CAF_PDM_InitObject( "Property Filter", "", "", "" );

    CAF_PDM_InitFieldNoDefault( &m_selectedCategoryValues, "SelectedValues", "Values", "", "", "" );
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RimPropertyFilter::~RimPropertyFilter() {}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
std::vector<int> RimPropertyFilter::selectedCategoryValues() const
{
    return m_selectedCategoryValues;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QList<caf::PdmOptionItemInfo> RimPropertyFilter::calculateValueOptions( const caf::PdmFieldHandle* fieldNeedingOptions,
                                                                        bool*                      useOptionsOnly )
{
    QList<caf::PdmOptionItemInfo> options;

    if ( &m_selectedCategoryValues == fieldNeedingOptions )
    {
        if ( useOptionsOnly ) *useOptionsOnly = true;

        if ( m_categoryValues.size() == m_categoryNames.size() )
        {
            for ( size_t i = 0; i < m_categoryValues.size(); i++ )
            {
                int     categoryValue = m_categoryValues[i];
                QString categoryName  = m_categoryNames[i];

                options.push_back( caf::PdmOptionItemInfo( categoryName, categoryValue ) );
            }
        }
        else
        {
            for ( auto it : m_categoryValues )
            {
                QString str = QString::number( it );
                options.push_back( caf::PdmOptionItemInfo( str, it ) );
            }
        }
    }

    return options;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimPropertyFilter::setCategoryValues( const std::vector<int>& categoryValues )
{
    m_categoryValues = categoryValues;
    m_categoryNames.clear();
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimPropertyFilter::setCategoryNames( const std::vector<QString>& categoryNames )
{
    m_categoryNames = categoryNames;

    for ( size_t i = 0; i < m_categoryNames.size(); i++ )
    {
        m_categoryValues.push_back( static_cast<int>( i ) );
    }
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimPropertyFilter::setCategoryNamesAndValues( const std::vector<std::pair<QString, int>>& categoryNamesAndValues )
{
    clearCategories();

    for ( auto it : categoryNamesAndValues )
    {
        m_categoryNames.push_back( it.first );
        m_categoryValues.push_back( it.second );
    }
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RimPropertyFilter::clearCategories()
{
    m_categoryValues.clear();
    m_categoryNames.clear();
}