// === Konfigurasi ===
const int ledPins[] = {13, 12, 11};

// Pola = Variasi 1 + Variasi 2 + Variasi 3 (5x) + jeda akhir
const struct { byte pin; byte state; unsigned int dur; } sequence[] = {
  // === Variasi 1 ===
  {13, 1, 200}, {13, 0, 50},
  {12, 1, 200}, {12, 0, 50},
  {11, 1, 200}, {11, 0, 50},

  // === Variasi 2 ===
  {13, 1, 150}, {13, 0, 50},
  {12, 1, 150}, {12, 0, 50},
  {11, 1, 150}, {11, 0, 50},
  {12, 1, 150}, {12, 0, 50},
  {13, 1, 150}, {13, 0, 50},

  // === Variasi 3 (5x) ===
  {13, 1, 100}, {12, 1, 100}, {11, 1, 100},
  {13, 0, 100}, {12, 0, 100}, {11, 0, 100},

  {13, 1, 100}, {12, 1, 100}, {11, 1, 100},
  {13, 0, 100}, {12, 0, 100}, {11, 0, 100},

  {13, 1, 100}, {12, 1, 100}, {11, 1, 100},
  {13, 0, 100}, {12, 0, 100}, {11, 0, 100},

  {13, 1, 100}, {12, 1, 100}, {11, 1, 100},
  {13, 0, 100}, {12, 0, 100}, {11, 0, 100},

  {13, 1, 100}, {12, 1, 100}, {11, 1, 100},
  {13, 0, 100}, {12, 0, 100}, {11, 0, 100},

  // === Jeda akhir ===
  {255, 0, 1000} // 255 = sinyal "jeda" 
};

const int totalSteps = sizeof(sequence) / sizeof(sequence[0]);

// === Variabel runtime ===
unsigned long prevTime = 0;
int stepIndex = 0;

void setup() {
  for (int i = 0; i < 3; i++) pinMode(ledPins[i], OUTPUT);
  for (int i = 0; i < 3; i++) digitalWrite(ledPins[i], LOW);
}

void loop() {
  unsigned long now = millis();
  if (now - prevTime >= sequence[stepIndex].dur) {
    // Eksekusi aksi
    byte p = sequence[stepIndex].pin;
    if (p != 255) digitalWrite(p, sequence[stepIndex].state);

    // Lanjut ke langkah berikutnya (loop ulang dari awal)
    stepIndex = (stepIndex + 1) % totalSteps;
    prevTime = now;
  }
}