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#pragma once

#include <pdal/Filter.hpp>
#include <pdal/KDIndex.hpp>
#include <unordered_map>

extern "C" int32_t NeighborClassifierFilter_ExitFunc();
extern "C" PF_ExitFunc NeighborClassifierFilter_InitPlugin();

namespace pdal
{

struct DimRange;

class PDAL_DLL NeighborClassifierFilter : public Filter
{
public:
    NeighborClassifierFilter();
    ~NeighborClassifierFilter();

    static void * create();
    static int32_t destroy(void *);
    std::string getName() const { return "filters.neighborclassifier"; }

private:
    virtual void addArgs(ProgramArgs& args);
    virtual void prepared(PointTableRef table);
    bool doOne(PointRef& point, PointRef& temp, KD3Index &kdi);
    virtual void filter(PointView& view);
    virtual void initialize();
    virtual void ready(PointTableRef);
    void doOneNoDomain(PointRef &point, PointRef& temp, KD3Index &kdi);
    PointViewPtr loadSet(const std::string &candFileName, PointTableRef table);
    NeighborClassifierFilter& operator=(
        const NeighborClassifierFilter&) = delete;
    NeighborClassifierFilter(const NeighborClassifierFilter&) = delete;
    StringList m_domainSpec;
    std::vector<DimRange> m_domain;
    int m_k;
    Dimension::Id m_dim;
    std::string m_dimName;
    std::string m_candidateFile;
    std::unordered_map<PointId, int> m_newClass;
};

} // namespace pdal
