#include "entity.h"
#include "layers.h"
#include "player.h"
#include <gint/keyboard.h>

void
player_update(struct Player *p)
{
	int collided;
	const int dir_x = keydown(KEY_RIGHT) - keydown(KEY_LEFT);
	const int dir_y = keydown(KEY_DOWN) - keydown(KEY_UP);

	p->spd_x += dir_x * 0.1;
	p->spd_y += dir_y * 0.1;

	/* rem */
	const float spd_n_rem_x = p->spd_x + p->rem_x;
	const int spd_x = spd_n_rem_x;
	p->rem_x = spd_n_rem_x - spd_x;
	const float spd_n_rem_y = p->spd_y + p->rem_y;
	const int spd_y = spd_n_rem_y;
	p->rem_y = spd_n_rem_y - spd_y;

	/* move */
	collided = entity_move(p, L_SOLID, spd_x, spd_y);
	if (collided & 1) {
		p->spd_x = 0.0;
		p->rem_x = 0.0;
	}
	if (collided & 2) {
		p->spd_y = 0.0;
		p->rem_y = 0.0;
	}
}