/*!
   \file scalar_algorithm_extract_scalar.cpp
   \author Ha NGUYEN
   \since 23 June 2016
   \date 23 June 2016

   \brief Algorithm for extract an axis to a scalar
 */
#include "scalar_algorithm_extract_axis.hpp"
#include "axis.hpp"
#include "scalar.hpp"
#include "extract_axis_to_scalar.hpp"
#include "grid.hpp"
#include "grid_transformation_factory_impl.hpp"

#include "reduction.hpp"

namespace xios {
CGenericAlgorithmTransformation* CScalarAlgorithmExtractAxis::create(bool isSource, CGrid* gridDst, CGrid* gridSrc,
                                                                     CTransformation<CScalar>* transformation,
                                                                     int elementPositionInGrid,
                                                                     std::map<int, int>& elementPositionInGridSrc2ScalarPosition,
                                                                     std::map<int, int>& elementPositionInGridSrc2AxisPosition,
                                                                     std::map<int, int>& elementPositionInGridSrc2DomainPosition,
                                                                     std::map<int, int>& elementPositionInGridDst2ScalarPosition,
                                                                     std::map<int, int>& elementPositionInGridDst2AxisPosition,
                                                                     std::map<int, int>& elementPositionInGridDst2DomainPosition)
TRY
{
  std::vector<CScalar*> scalarListDestP = gridDst->getScalars();
  std::vector<CAxis*> axisListSrcP  = gridSrc->getAxis();

  CExtractAxisToScalar* extractAxis = dynamic_cast<CExtractAxisToScalar*> (transformation);
  int scalarDstIndex = elementPositionInGridDst2ScalarPosition[elementPositionInGrid];
  int axisSrcIndex = elementPositionInGridSrc2AxisPosition[elementPositionInGrid];

  return (new CScalarAlgorithmExtractAxis(isSource, scalarListDestP[scalarDstIndex], axisListSrcP[axisSrcIndex], extractAxis));
}
CATCH

bool CScalarAlgorithmExtractAxis::dummyRegistered_ = CScalarAlgorithmExtractAxis::registerTrans();
bool CScalarAlgorithmExtractAxis::registerTrans()
TRY
{
  return CGridTransformationFactory<CScalar>::registerTransformation(TRANS_EXTRACT_AXIS_TO_SCALAR, create);
}
CATCH

CScalarAlgorithmExtractAxis::CScalarAlgorithmExtractAxis(bool isSource, CScalar* scalarDestination, CAxis* axisSource, CExtractAxisToScalar* algo)
 : CAlgorithmTransformationTransfer(isSource)
TRY
{
  algo->checkValid(scalarDestination, axisSource);
  pos_ = algo->position;
  this->transformationMapping_[0]=pos_ ;

  scalarDestination->checkAttributes() ;
  this->computeAlgorithm(axisSource->getLocalView(CElementView::WORKFLOW), scalarDestination->getLocalView(CElementView::WORKFLOW)) ;
}
CATCH



}