///|/ Copyright (c) Prusa Research 2020 - 2023 Tomáš Mészáros @tamasmeszaros
///|/
///|/ PrusaSlicer is released under the terms of the AGPLv3 or higher
///|/
#ifndef SLA_BOOSTADAPTER_HPP
#define SLA_BOOSTADAPTER_HPP

#include <libslic3r/Point.hpp>
#include <libslic3r/BoundingBox.hpp>
#include <libslic3r/ExPolygon.hpp>
#include <libslic3r/Polyline.hpp>

#include <boost/geometry.hpp>

namespace boost {
namespace geometry {
namespace traits {

/* ************************************************************************** */
/* Point concept adaptation ************************************************* */
/* ************************************************************************** */

template<> struct tag<Slic3r::Point> {
    using type = point_tag;
};

template<> struct coordinate_type<Slic3r::Point> {
    using type = coord_t;
};

template<> struct coordinate_system<Slic3r::Point> {
    using type = cs::cartesian;
};

template<> struct dimension<Slic3r::Point>: boost::mpl::int_<2> {};

template<std::size_t d> struct access<Slic3r::Point, d > {
    static inline coord_t get(Slic3r::Point const& a) {
        return a(d);
    }

    static inline void set(Slic3r::Point& a, coord_t const& value) {
        a(d) = value;
    }
};

// For Vec<N, T> ///////////////////////////////////////////////////////////////

template<int N, class T> struct tag<Slic3r::Vec<N, T>> {
    using type = point_tag;
};

template<int N, class T> struct coordinate_type<Slic3r::Vec<N, T>> {
    using type = T;
};

template<int N, class T> struct coordinate_system<Slic3r::Vec<N, T>> {
    using type = cs::cartesian;
};

template<int N, class T> struct dimension<Slic3r::Vec<N, T>>: boost::mpl::int_<N> {};

template<int N, class T, std::size_t d> struct access<Slic3r::Vec<N, T>, d> {
    static inline T get(Slic3r::Vec<N, T> const& a) {
        return a(d);
    }

    static inline void set(Slic3r::Vec<N, T>& a, T const& value) {
        a(d) = value;
    }
};

/* ************************************************************************** */
/* Box concept adaptation *************************************************** */
/* ************************************************************************** */

template<> struct tag<Slic3r::BoundingBox> {
    using type = box_tag;
};

template<> struct point_type<Slic3r::BoundingBox> {
    using type = Slic3r::Point;
};

template<std::size_t d>
struct indexed_access<Slic3r::BoundingBox, 0, d> {
    static inline coord_t get(Slic3r::BoundingBox const& box) {
        return box.min(d);
    }
    static inline void set(Slic3r::BoundingBox &box, coord_t const& coord) {
        box.min(d) = coord;
    }
};

template<std::size_t d>
struct indexed_access<Slic3r::BoundingBox, 1, d> {
    static inline coord_t get(Slic3r::BoundingBox const& box) {
        return box.max(d);
    }
    static inline void set(Slic3r::BoundingBox &box, coord_t const& coord) {
        box.max(d) = coord;
    }
};

template <class T> using BB3 = Slic3r::BoundingBox3Base<Slic3r::Vec<3, T>>;

template<class T> struct tag<BB3<T>> {
    using type = box_tag;
};

template<class T> struct point_type<BB3<T>> {
    using type = Slic3r::Vec<3, T>;
};

template<class T, std::size_t d>
struct indexed_access<BB3<T>, 0, d> {
    static inline coord_t get(BB3<T> const& box) {
        return box.min(d);
    }
    static inline void set(BB3<T> &box, coord_t const& coord) {
        box.min(d) = coord;
    }
};

template<class T, std::size_t d>
struct indexed_access<BB3<T>, 1, d> {
    static inline coord_t get(BB3<T> const& box) {
        return box.max(d);
    }
    static inline void set(BB3<T> &box, coord_t const& coord) {
        box.max(d) = coord;
    }
};


/* ************************************************************************** */
/* Segment concept adaptaion ************************************************ */
/* ************************************************************************** */

template<> struct tag<Slic3r::Line> {
    using type = segment_tag;
};

template<> struct point_type<Slic3r::Line> {
    using type = Slic3r::Point;
};

template<> struct indexed_access<Slic3r::Line, 0, 0> {
    static inline coord_t get(Slic3r::Line const& l) { return l.a.x(); }
    static inline void set(Slic3r::Line &l, coord_t c) { l.a.x() = c; }
};

template<> struct indexed_access<Slic3r::Line, 0, 1> {
    static inline coord_t get(Slic3r::Line const& l) { return l.a.y(); }
    static inline void set(Slic3r::Line &l, coord_t c) { l.a.y() = c; }
};

template<> struct indexed_access<Slic3r::Line, 1, 0> {
    static inline coord_t get(Slic3r::Line const& l) { return l.b.x(); }
    static inline void set(Slic3r::Line &l, coord_t c) { l.b.x() = c; }
};

template<> struct indexed_access<Slic3r::Line, 1, 1> {
    static inline coord_t get(Slic3r::Line const& l) { return l.b.y(); }
    static inline void set(Slic3r::Line &l, coord_t c) { l.b.y() = c; }
};

/* ************************************************************************** */
/* Polyline concept adaptation ********************************************** */
/* ************************************************************************** */

template<> struct tag<Slic3r::Polyline> {
    using type = linestring_tag;
};

/* ************************************************************************** */
/* Polygon concept adaptation *********************************************** */
/* ************************************************************************** */

// Ring implementation /////////////////////////////////////////////////////////

// Boost would refer to ClipperLib::Path (alias Slic3r::ExPolygon) as a ring
template<> struct tag<Slic3r::Polygon> {
    using type = ring_tag;
};

template<> struct point_order<Slic3r::Polygon> {
    static const order_selector value = counterclockwise;
};

// All our Paths should be closed for the bin packing application
template<> struct closure<Slic3r::Polygon> {
    static const constexpr closure_selector value = closure_selector::open;
};

// Polygon implementation //////////////////////////////////////////////////////

template<> struct tag<Slic3r::ExPolygon> {
    using type = polygon_tag;
};

template<> struct exterior_ring<Slic3r::ExPolygon> {
    static inline Slic3r::Polygon& get(Slic3r::ExPolygon& p)
    {
        return p.contour;
    }
    static inline Slic3r::Polygon const& get(Slic3r::ExPolygon const& p)
    {
        return p.contour;
    }
};

template<> struct ring_const_type<Slic3r::ExPolygon> {
    using type = const Slic3r::Polygon&;
};

template<> struct ring_mutable_type<Slic3r::ExPolygon> {
    using type = Slic3r::Polygon&;
};

template<> struct interior_const_type<Slic3r::ExPolygon> {
    using type = const Slic3r::Polygons&;
};

template<> struct interior_mutable_type<Slic3r::ExPolygon> {
    using type = Slic3r::Polygons&;
};

template<>
struct interior_rings<Slic3r::ExPolygon> {

    static inline Slic3r::Polygons& get(Slic3r::ExPolygon& p) { return p.holes; }

    static inline const Slic3r::Polygons& get(Slic3r::ExPolygon const& p)
    {
        return p.holes;
    }
};

/* ************************************************************************** */
/* MultiPolygon concept adaptation ****************************************** */
/* ************************************************************************** */

template<> struct tag<Slic3r::ExPolygons> {
    using type = multi_polygon_tag;
};

}} // namespace geometry::traits

template<> struct range_value<std::vector<Slic3r::Vec2d>> {
    using type = Slic3r::Vec2d;
};

template<>
struct range_value<Slic3r::Polyline> {
    using type = Slic3r::Point;
};

// This is an addition to the ring implementation of Polygon concept
template<>
struct range_value<Slic3r::Polygon> {
    using type = Slic3r::Point;
};

template<>
struct range_value<Slic3r::Polygons> {
    using type = Slic3r::Polygon;
};

template<>
struct range_value<Slic3r::ExPolygons> {
    using type = Slic3r::ExPolygon;
};

} // namespace boost

#endif // SLABOOSTADAPTER_HPP