#ifndef VOXELSPACE_H
#define VOXELSPACE_H

#include <vector>
#include <cstdint>

namespace Voxel {
    constexpr int NUM_ROTS_3D = 24;

    struct Extrema {
       int xMax;
       int xMin;
       int yMax;
       int yMin;
       int zMax;
       int zMin;
    };

    struct Space {
        uint64_t space;
        int dim_x;
        int dim_y;
        int dim_z;
    };

    auto newIndexRotX(Space *space, int x, int y, int z) -> int;

    auto newIndexRotY(Space *space, int x, int y, int z) -> int;

    auto newIndexRotZ(Space *space, int x, int y, int z) -> int;

    auto toggle(uint64_t space, int index) -> uint64_t;

    auto set(uint64_t space, int index, bool val) -> uint64_t;

    auto collides(Space *a, Space *b) -> bool;
    auto collides(uint64_t a, uint64_t b) -> bool;

    auto add(Space *a, Space *b) -> Space;

    auto filledAt(Space *space, int x, int y, int z) -> bool;

    auto getExtrema(Space *space) -> Extrema;

    auto cullEmptySpace(Space *space) -> void;

    auto isMatch(Space *a, Space *b) -> bool;

    auto rotate90X(Space *space) -> void;

    auto rotate90Y(Space *space) -> void;

    auto rotate90Z(Space *space) -> void;

    auto pushNewUniqueSpins(std::vector<Space> *existingSpaces, Space* spaceToSpin) -> void;

    auto getUniqueRotations(Space *space) -> std::vector<Space>;

    auto getAllRotations(Space *space) -> std::vector<Space>;

    auto getAllPositionsInPrism(Space *space, int prism_dims[3]) -> std::vector<uint64_t>;

    auto getAllPermutationsInPrism(Space *space, int prism_dims[3]) -> std::vector<uint64_t>;

    auto size(uint64_t space) -> int;
}

#endif