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* Copyright (c) 2014, Hobu Inc. (hobu@hobu.co)
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#pragma once

#include <pdal/Scaling.hpp>
#include <pdal/Writer.hpp>
#include <pdal/XMLSchema.hpp>

#include <string>
#include <unordered_map>

namespace pdal
{

class PgWriter;
class OciWriter;

class PDAL_DLL DbWriter : public NoFilenameWriter
{
protected:
    DbWriter()
    {}

    virtual void setAutoXForm(const PointViewPtr view);
    XMLDimList dbDimTypes() const
        { return m_dbDims; }
    size_t readField(const PointView& view, char *pos, Dimension::Id id,
        PointId idx);
    size_t readPoint(const PointView& view, PointId idx, char *outbuf);
    size_t packedPointSize() const
        { return m_packedPointSize; }

    // Allows subclass access to ready() without the mess of friends.
    void doReady(PointTableRef table)
        { DbWriter::ready(table); }
    void doAddArgs(ProgramArgs& args)
        { DbWriter::addArgs(args); }

private:
    void addArgs(ProgramArgs& args);
    virtual void prepared(PointTableRef table);
    virtual void ready(PointTableRef table);

    DimTypeList m_dimTypes;
    XMLDimList m_dbDims;
    std::unordered_map<int, DimType> m_dimMap;
    Scaling m_scaling;
    std::pair<int, int> m_xOffsets;
    std::pair<int, int> m_yOffsets;
    std::pair<int, int> m_zOffsets;

    StringList m_outputDims; ///< List of dimensions to write
    size_t m_packedPointSize; ///< Size of point data as read from PointTable.
    size_t m_dbPointSize; ///< Size of point data as written to DB
    bool m_locationScaling;

    DbWriter& operator=(const DbWriter&); // not implemented
    DbWriter(const DbWriter&); // not implemented
};

} // namespace pdal

