/**
 * \file
 * \author Lars Bilke
 * \date   2014-02-26
 * \brief  VtkMeshNodalCoordinatesTemplate is a adapter for node coordinates of
 *         OGS meshes to VTK unstructured grids.
 *
 * \copyright
 * Copyright (c) 2012-2020, OpenGeoSys Community (http://www.opengeosys.org)
 *            Distributed under a Modified BSD License.
 *              See accompanying file LICENSE.txt or
 *              http://www.opengeosys.org/project/license
 */

#pragma once

#include <vtkMappedDataArray.h>
#include <vtkObjectFactory.h>  // for vtkStandardNewMacro

namespace MeshLib
{
class Node;
}

namespace MeshLib
{
template <class Scalar>
class VtkMeshNodalCoordinatesTemplate : public vtkMappedDataArray<Scalar>
{
public:
    vtkAbstractTemplateTypeMacro(VtkMeshNodalCoordinatesTemplate<Scalar>,
                                 vtkMappedDataArray<Scalar>)
        vtkMappedDataArrayNewInstanceMacro(
            VtkMeshNodalCoordinatesTemplate<
                Scalar>) static VtkMeshNodalCoordinatesTemplate* New();
    void PrintSelf(std::ostream& os, vtkIndent indent) override;

    using ValueType = typename Superclass::ValueType;

    /// Pass the nodes from OGS mesh
    void SetNodes(std::vector<MeshLib::Node*> const& nodes);

    // Reimplemented virtuals -- see superclasses for descriptions
    void Initialize() override;
    void GetTuples(vtkIdList* ptIds, vtkAbstractArray* output) override;
    void GetTuples(vtkIdType p1, vtkIdType p2,
                   vtkAbstractArray* output) override;
    void Squeeze() override;
    vtkArrayIterator* NewIterator() override;
    vtkIdType LookupValue(vtkVariant value) override;
    void LookupValue(vtkVariant value, vtkIdList* ids) override;
    vtkVariant GetVariantValue(vtkIdType idx) override;
    void ClearLookup() override;
    double* GetTuple(vtkIdType i) override;
    void GetTuple(vtkIdType i, double* tuple) override;
    vtkIdType LookupTypedValue(Scalar value) override;
    void LookupTypedValue(Scalar value, vtkIdList* ids) override;
    Scalar& GetValueReference(vtkIdType idx) override;

    // This container is read only -- this method does nothing but print a
    // warning.
    int Allocate(vtkIdType sz, vtkIdType ext) override;
    int Resize(vtkIdType numTuples) override;
    void SetNumberOfTuples(vtkIdType number) override;
    void SetTuple(vtkIdType i, vtkIdType j, vtkAbstractArray* source) override;
    void SetTuple(vtkIdType i, const float* source) override;
    void SetTuple(vtkIdType i, const double* source) override;
    void InsertTuple(vtkIdType i, vtkIdType j,
                     vtkAbstractArray* source) override;
    void InsertTuple(vtkIdType i, const float* source) override;
    void InsertTuple(vtkIdType i, const double* source) override;
    void InsertTuples(vtkIdList* dstIds, vtkIdList* srcIds,
                      vtkAbstractArray* source) override;
    void InsertTuples(vtkIdType /*unused*/, vtkIdType /*unused*/,
                      vtkIdType /*unused*/,
                      vtkAbstractArray* /*unused*/) override;
    vtkIdType InsertNextTuple(vtkIdType j, vtkAbstractArray* source) override;
    vtkIdType InsertNextTuple(const float* source) override;
    vtkIdType InsertNextTuple(const double* source) override;
    void InsertVariantValue(vtkIdType idx, vtkVariant value) override;
    void DeepCopy(vtkAbstractArray* aa) override;
    void DeepCopy(vtkDataArray* da) override;
    void InterpolateTuple(vtkIdType i, vtkIdList* ptIndices,
                          vtkAbstractArray* source, double* weights) override;
    void InterpolateTuple(vtkIdType i, vtkIdType id1, vtkAbstractArray* source1,
                          vtkIdType id2, vtkAbstractArray* source2,
                          double t) override;
    void SetVariantValue(vtkIdType idx, vtkVariant value) override;
    void RemoveTuple(vtkIdType id) override;
    void RemoveFirstTuple() override;
    void RemoveLastTuple() override;
    void SetValue(vtkIdType idx, Scalar value) override;
    vtkIdType InsertNextValue(Scalar v) override;
    void InsertValue(vtkIdType idx, Scalar v) override;

    Scalar& GetValueReference(vtkIdType idx) const;
    Scalar GetValue(vtkIdType idx) const override;
    void GetTypedTuple(vtkIdType tupleId, Scalar* t) const override;
    void SetTypedTuple(vtkIdType i, const Scalar* t) override;
    void InsertTypedTuple(vtkIdType i, const Scalar* t) override;
    vtkIdType InsertNextTypedTuple(const Scalar* t) override;

    VtkMeshNodalCoordinatesTemplate(const VtkMeshNodalCoordinatesTemplate&) =
        delete;
    void operator=(const VtkMeshNodalCoordinatesTemplate&) = delete;

protected:
    VtkMeshNodalCoordinatesTemplate();
    ~VtkMeshNodalCoordinatesTemplate() override;

    const std::vector<MeshLib::Node*>* _nodes{nullptr};

private:
    vtkIdType Lookup(const Scalar& val, vtkIdType startIndex);
    double* TempDoubleArray{nullptr};
};

}  // namespace MeshLib

#include "VtkMeshNodalCoordinatesTemplate-impl.h"