#ifndef __LED_H__
#define __LED_H__

#include <global.h>

struct apa102_pkt {
    uint8_t global;
    uint8_t b; /* each channel 8 bit 0-255 */
    uint8_t g;
    uint8_t r;
} __attribute__((packed));

enum status_led {
    LED_CONNECTED,
    LED_ACQUIRING,
    LED_ERROR,
    LED_OVERLOAD,
    LED_BUTTONS,
    LED_DISPLAY,
    LED_POWER,
    LED_ENCODER,
    LED_CHANNEL_A,
    LED_CHANNEL_B,
    LED_N_TOTAL,
};

struct led_state {
    uint32_t _zeros;
    struct apa102_pkt led[LED_N_TOTAL];
    uint32_t _ones;
} __attribute__((packed));

extern struct led_state st_led;

void led_init(void);
void led_set_global_brightness(int brightness);
void set_led(int led, uint8_t r, uint8_t g, uint8_t b);

#endif /* __LED_H__ */