#include "player_modifiers.h"
#include "player.h"
#include "conf.h"

void player_mod_water(Player *player, uint8_t sides) {
	if (sides & D_ANY & ~(D_FLOOR)) {
		/* precise and slow movement */
		player->vars.acceleration *= 4;
		player->vars.friction *= 16;
		/* low jump and super slow fall */
		player->vars.jump_spd /= 4;
		player->vars.gravity_scalar /= 8;
		/* allow the player to jump midair */
		player->grace = 1;
	}
}

void player_mod_ice(Player *player, uint8_t sides) {
	if (sides & D_FLOOR) {
		player->vars.acceleration /= 4;
		player->vars.friction /= 4;
	}
}

void player_mod_glue(Player *player, uint8_t sides) {
	if (sides & D_FLOOR) {
		player->vars.acceleration = 1;
		player->vars.friction = 1;
	}
	if (sides & D_CEIL) {
		player->spd.y = 0;
		player->vars.gravity = 0;
		player->vars.friction *= 2;
		/* jump to drop of the ceiling */
		player->vars.jump_spd = 1;
		player->grace = 1;
	}
	if (sides & (D_LEFT | D_RIGHT)) {
		player->spd.y = 0;
		player->vars.gravity = 0;
		/* wall jump */
		player->grace = UPS / 5;
	}
}