#define r_pin PB0   // Пин для красного светодиода
#define g_pin PB2  // Пин для зеленого светодиода
#define b_pin PB1   // Пин для синего светодиода
#define button PB5 // Пин кнопки
#define delayTime 500 // Задержка между изменениями цвета
#define INIT_ADDR 1023
#define INIT_KEY 50

#include <EncButton.h> // https://github.com/GyverLibs/EncButton
#include <TimerMs.h> // https://github.com/GyverLibs/TimerMs
#include <EEPROM.h> // Стандартаня библиотека
//#include <EasyHID.h> // https://github.com/GyverLibs/EasyHID

Button key(button, INPUT, HIGH);
#define EB_CLICK_TIME 100   // Таймаут ожидания кликов
#define EB_HOLD_TIME 200    // Таймаут удержания
TimerMs delay_tmr(delayTime, 1, 0);
bool mode;
int8_t color = 0;

void setup() {
  if (EEPROM.read(INIT_ADDR) != INIT_KEY) { // Первый запуск
    EEPROM.write(INIT_ADDR, INIT_KEY);
    mode = true;
    EEPROM.put(1, mode);
  }
  pinMode(r_pin, OUTPUT);
  pinMode(g_pin, OUTPUT);
  pinMode(b_pin, OUTPUT);
  delay_tmr.setPeriodMode();
  EEPROM.get(1, mode);
  starting();
  //HID.begin();
}

void loop() {
  //HID.tick();
  key.tick();
  if (key.press()) {
    digitalWrite(r_pin, LOW);
    digitalWrite(g_pin, LOW);
    digitalWrite(b_pin, LOW);
  } 
  if (key.click()) {
    //Keyboard.click(KEY_RIGHT_ALT);
    digitalWrite(g_pin, HIGH);
  }
  if (key.holding()) {
    //Keyboard.press(KEY_RIGHT_ALT);
    digitalWrite(b_pin, HIGH);
  }
  if (mode == true && !key.holding()) rainbowEffect();
  else {
    digitalWrite(r_pin, LOW);
    digitalWrite(g_pin, LOW);
    digitalWrite(b_pin, LOW);
  }
}

void starting() {
  digitalWrite(r_pin, HIGH);
  digitalWrite(g_pin, HIGH);
  digitalWrite(b_pin, HIGH);
  delay(3000);
    if (digitalRead(button) == HIGH) {
      if (mode == true) {
        mode = false;
        EEPROM.put(1, mode);
        digitalWrite(r_pin, LOW);
        digitalWrite(g_pin, LOW);
        digitalWrite(b_pin, HIGH);
        delay(3000);
      } else {
        mode = true;
        EEPROM.put(1, mode);
        digitalWrite(r_pin, LOW);
        digitalWrite(g_pin, HIGH);
        digitalWrite(b_pin, LOW);
        delay(3000);
      }
    }
  digitalWrite(r_pin, LOW);
  digitalWrite(g_pin, LOW);
  digitalWrite(b_pin, LOW);
}

void rainbowEffect() {
  if (delay_tmr.tick()) {
    if (color > 5) color = 0;
    else color += 1;
    if (color == 1) {
      digitalWrite(r_pin, HIGH);
      digitalWrite(g_pin, LOW);
      digitalWrite(b_pin, LOW);
    } else if (color == 2) {
      digitalWrite(r_pin, HIGH);
      digitalWrite(g_pin, HIGH);
      digitalWrite(b_pin, LOW);
    } else if (color == 3) {
      digitalWrite(r_pin, LOW);
      digitalWrite(g_pin, HIGH);
      digitalWrite(b_pin, LOW);
    } else if (color == 4) {
      digitalWrite(r_pin, LOW);
      digitalWrite(g_pin, HIGH);
      digitalWrite(b_pin, HIGH);
    } else if (color == 5) {
      digitalWrite(r_pin, LOW);
      digitalWrite(g_pin, LOW);
      digitalWrite(b_pin, HIGH);
    } else if (color == 6) {
      digitalWrite(r_pin, HIGH);
      digitalWrite(g_pin, LOW);
      digitalWrite(b_pin, HIGH);
    } else if (color == 7) { // Не используеться
      digitalWrite(r_pin, LOW);
      digitalWrite(g_pin, LOW);
      digitalWrite(b_pin, LOW);
    }
  }
}