#ifndef SNAKE_HPP
#define SNAKE_HPP

#include <vector>
#include "point.hpp"

/* NOTE
 * tail
 * ARGS
 * - direction
 * - old point
 * - new point
 * - new direction (x and y of old point and what direction it needs to swtich to so once it gets to it changes)
 * - symbol
 * IMPLEMENTATION
 * - predict the new point
 * - save old point
 * - find if previous tail has new direction
 * - once tail hits point change direction
 */

/* Struct Tail
 * separate the snake and tail from each other
 * */


struct Head {
	Head(int default_direction, int row, int col);
	Point m_head;
	void get_new_point(int direction);
};

struct Tail {
	Tail(int follow_direction, int row, int col);
	Point m_tail_pos;
	std::vector<Point> m_move_history;
	void get_new_point(Point &d);
};

struct Body {
	std::vector<Tail> m_body;
	void clear(std::array<std::array<char, COL>, ROW> &arr);
	void draw(std::array<std::array<char, COL>, ROW> &arr);
	void move(Head &head);
};

#endif