/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   move.c                                             :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mcolonna <mcolonna@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/10/15 12:47:34 by mcolonna          #+#    #+#             */
/*   Updated: 2024/10/17 12:29:23 by mcolonna         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "algo.h"

static int	move(int factor)
{
	t_point_double	dir;

	vector_from_rotation(&dir, g_map.player.rot, 1);
	if (map_get_case(&g_map,
			(int)(g_map.player.pos.x + dir.x * MOVE_SPEED * factor),
		(int)(g_map.player.pos.y)
		)->wall == EMPTY
	)
		g_map.player.pos.x += dir.x * MOVE_SPEED * factor;
	if (map_get_case(&g_map,
			(int)(g_map.player.pos.x),
		(int)(g_map.player.pos.y + dir.y * MOVE_SPEED * factor)
		)->wall == EMPTY
	)
		g_map.player.pos.y += dir.y * MOVE_SPEED * factor;
	return (0);
}

static int	rotate(int factor)
{
	g_map.player.rot += PI / ROT_SPEED_DIVIDE_PI * factor;
	return (0);
}

// TODO leaks when quit?

int	keypress(int keycode)
{
	if (keycode == XK_Up || keycode == XK_z || keycode == XK_w)
		move(+1);
	if (keycode == XK_Down || keycode == XK_s)
		move(-1);
	if (keycode == XK_Right || keycode == XK_d)
		rotate(+1);
	if (keycode == XK_Left || keycode == XK_q || keycode == XK_a)
		rotate(-1);
	if (keycode == XK_Escape)
	{
		mlx_destroy_window(g_mlx, g_win);
		exit(0);
	}
	draw_screen();
	return (0);
}