/////////////////////////////////////////////////////////////////////////////////
//
//  Copyright (C) 2015-     Statoil ASA
//  Copyright (C) 2015-     Ceetron Solutions AS
//
//  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 "RicPasteFeatureImpl.h"

#include "RimCaseCollection.h"
#include "RimEclipseCase.h"
#include "RimEclipseView.h"
#include "RimGeoMechCase.h"
#include "RimGeoMechView.h"
#include "RimIdenticalGridCaseGroup.h"
#include "RimMimeData.h"
#include "RimProject.h"

#include "cafCmdFeature.h"
#include "cafPdmObjectGroup.h"
#include "cafPdmObjectHandle.h"

#include <QAction>
#include <QClipboard>
#include <QString>

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RicPasteFeatureImpl::populateObjectGroupFromReferences( const std::vector<QString>& referenceList,
                                                             caf::PdmObjectGroup*        objectGroup )
{
    caf::PdmObjectHandle* referenceRoot = RimProject::current();

    for ( size_t i = 0; i < referenceList.size(); i++ )
    {
        QString reference = referenceList[i];

        caf::PdmObjectHandle* pdmObj = caf::PdmReferenceHelper::objectFromReference( referenceRoot, reference );
        if ( pdmObj )
        {
            objectGroup->objects.push_back( pdmObj );
        }
    }
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RicPasteFeatureImpl::referencesFromClipboard( std::vector<QString>& referenceList )
{
    QClipboard* clipboard = QApplication::clipboard();
    if ( !clipboard ) return;

    const MimeDataWithReferences* mimeDataReferences = dynamic_cast<const MimeDataWithReferences*>( clipboard->mimeData() );
    if ( !mimeDataReferences ) return;

    referenceList = mimeDataReferences->references();
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RicPasteFeatureImpl::findObjectsFromClipboardRefs( caf::PdmObjectGroup* objectGroup )
{
    std::vector<QString> referenceList;
    RicPasteFeatureImpl::referencesFromClipboard( referenceList );

    RicPasteFeatureImpl::populateObjectGroupFromReferences( referenceList, objectGroup );
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RimIdenticalGridCaseGroup* RicPasteFeatureImpl::findGridCaseGroup( caf::PdmObjectHandle* objectHandle )
{
    if ( dynamic_cast<RimIdenticalGridCaseGroup*>( objectHandle ) )
    {
        return dynamic_cast<RimIdenticalGridCaseGroup*>( objectHandle );
    }
    else if ( dynamic_cast<RimCaseCollection*>( objectHandle ) || dynamic_cast<RimEclipseCase*>( objectHandle ) )
    {
        RimIdenticalGridCaseGroup* gridCaseGroup = nullptr;
        objectHandle->firstAncestorOrThisOfType( gridCaseGroup );

        return gridCaseGroup;
    }

    return nullptr;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RimEclipseCase* RicPasteFeatureImpl::findEclipseCase( caf::PdmObjectHandle* objectHandle )
{
    if ( dynamic_cast<RimEclipseCase*>( objectHandle ) )
    {
        return dynamic_cast<RimEclipseCase*>( objectHandle );
    }
    else if ( dynamic_cast<RimEclipseView*>( objectHandle ) )
    {
        RimEclipseView* reservoirView = dynamic_cast<RimEclipseView*>( objectHandle );

        return reservoirView->eclipseCase();
    }

    return nullptr;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
RimGeoMechCase* RicPasteFeatureImpl::findGeoMechCase( caf::PdmObjectHandle* objectHandle )
{
    RimGeoMechCase* geomCase = dynamic_cast<RimGeoMechCase*>( objectHandle );
    if ( !geomCase )
    {
        RimGeoMechView* geomView = dynamic_cast<RimGeoMechView*>( objectHandle );
        if ( geomView ) geomCase = geomView->geoMechCase();
    }

    return geomCase;
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RicPasteFeatureImpl::setIconAndShortcuts( QAction* action )
{
    if ( action )
    {
        action->setIcon( QIcon( ":/clipboard.png" ) );
        caf::CmdFeature::applyShortcutWithHintToAction( action, QKeySequence::Paste );
    }
}

//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RicPasteFeatureImpl::clearClipboard()
{
    QClipboard* clipboard = QApplication::clipboard();
    if ( !clipboard ) return;

    clipboard->clear();
}