#ifndef LED_RING_H
#define LED_RING_H

#include <stdint.h>

/** Default RGB scale (~5 % of full brightness). */
#define LED_RING_DEFAULT_INTENSITY 13

typedef enum {
  LED_CMD_CLEAR,
  LED_CMD_SET_DIGIT,
  LED_CMD_SET_COLOR,
  LED_CMD_PROGRESS,
  LED_CMD_BLINK
} led_mode_t;

typedef struct {
  led_mode_t mode;
  uint8_t value;
  uint8_t r, g, b;
  uint8_t intensity;
  uint8_t progress;
  uint16_t blink_ms;
  uint8_t blink_count;
} led_command_t;

void led_ring_send_command(led_command_t *cmd);
void led_ring_init(void);

void led_ring_scale_rgb(uint8_t *r, uint8_t *g, uint8_t *b, uint8_t intensity);

/** OTA feedback: ring fill 0–100 % with RGB. */
void led_ring_show_ota_progress(uint32_t bytes_done, uint32_t total_bytes,
                                uint8_t r, uint8_t g, uint8_t b);
void led_ring_show_ota_clear(void);

/** Single pulse on the full ring (blocking in LED task). */
void led_ring_blink_once(uint8_t r, uint8_t g, uint8_t b);
void led_ring_ota_success(void);
void led_ring_ota_failed(void);

#endif