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#pragma once

#include "interfaces/cell_helper.hpp"
#include "interfaces/matrix.hpp"

#include "engine/data/vector2.hpp"

#include <list>
#include <memory>
#include <vector>

template <typename MatrixElement>
class CellHelper : public ICellHelper
{
public:
	explicit CellHelper(const IMatrix<MatrixElement> &matrix) noexcept;

	[[nodiscard]] auto is_cell_dying(const Vector2 &cell_pos) const noexcept
		-> bool override;

	[[nodiscard]] auto
	get_birth_cell_positions(const std::list<Vector2> &cell_positions) const noexcept
		-> std::list<Vector2> override;

	[[nodiscard]] auto find_neighbours(const Vector2 &cell_pos) const noexcept
		-> std::vector<Vector2> override;

private:
	const IMatrix<MatrixElement> &_matrix;

	static auto _get_position_neighbours(const Vector2 &position) noexcept
		-> std::list<Vector2>;
};

#include "cell_helper_impl.hpp"