#pragma once

/* CODE FROM FISFOR */

typedef enum Key {
	K_A,
	K_B,
	K_X,
	K_UP,
	K_DOWN,
	K_LEFT,
	K_RIGHT,
	K_EXIT,
	K_COUNT
} Key;
typedef enum KeyState { KS_UP, KS_RELEASE, KS_DOWN, KS_PRESS } KeyState;

typedef struct Input {
	int keys[K_COUNT];
	KeyState states[K_COUNT];
} Input;

/* called by main.c once */
void input_init(void);

/* call this to update key states once per frame */
void input_step(void);

int input_down(Key);
int input_pressed(Key);
int input_up(Key);
int input_released(Key);