#include <Arduino.h>

#define BUTTON_COUNT 9
#define RELAY_COUNT 8
#define LED_COUNT 8

int button_pins[BUTTON_COUNT] = {15, 2, 4, 5, 18, 19, 21, 22, 23};
int relay_pins[RELAY_COUNT] = {13, 12, 14, 27, 26, 25, 33, 32};
int led_pins[LED_COUNT] = {13, 12, 14, 27, 26, 25, 33, 32};

int relay_states[RELAY_COUNT] = {0};  // Inisialisasi keadaan relay, semua OFF
bool ledsAutoExecuted = false;  // Variabel flag

void setup() {
  Serial.begin(115200);

  for (int i = 0; i < BUTTON_COUNT; i++) {
    pinMode(button_pins[i], INPUT_PULLUP);
  }

  for (int i = 0; i < RELAY_COUNT; i++) {
    pinMode(relay_pins[i], OUTPUT);
    digitalWrite(relay_pins[i], relay_states[i]); // Inisialisasi keadaan relay
  }

  for (int i = 0; i < LED_COUNT; i++) {
    pinMode(led_pins[i], OUTPUT);
    digitalWrite(led_pins[i], LOW); // Inisialisasi keadaan LED
  }
}

void loop() {
   // Jalankan kontrol LED otomatis hanya jika belum dijalankan
  if (!ledsAutoExecuted) {
    controlLEDsAuto();
    ledsAutoExecuted = true;  // Set flag agar tidak dijalankan lagi
  }
  for (int i = 0; i < BUTTON_COUNT; i++) {
    if (digitalRead(button_pins[i]) == LOW) {
      delay(200);
      if (i < RELAY_COUNT) {
        controlRelay(i);
      } else {
        controlLEDs();
      }
    }
  }
}

void controlRelay(int relayIndex) {
  relay_states[relayIndex] = !relay_states[relayIndex];
  digitalWrite(relay_pins[relayIndex], relay_states[relayIndex]);
  Serial.print("Relay ");
  Serial.print(relayIndex + 1);
  Serial.print(" State = ");
  Serial.println(relay_states[relayIndex]);
  delay(50);
}

void controlLEDs() {
  for (int i = 0; i < LED_COUNT; i++) {
    digitalWrite(led_pins[i], HIGH); // Nyalakan satu persatu LED
    delay(500);
  }

  for (int i = 0; i < LED_COUNT; i++) {
    digitalWrite(led_pins[i], LOW); // Padamkan satu persatu LED
    delay(500);
  }

  for (int i = 0; i < LED_COUNT; i++) {
    digitalWrite(led_pins[i], HIGH); // Nyalakan semua LED
  }
  delay(1000); // Tahan selama 1 detik

  for (int i = 0; i < LED_COUNT; i++) {
    digitalWrite(led_pins[i], LOW); // Padamkan semua LED
  }
  delay(1000); // Tahan selama 1 detik
}

void controlLEDsAuto() {
  for (int i = 0; i < LED_COUNT; i++) {
    digitalWrite(led_pins[i], HIGH); // Nyalakan satu persatu LED
    delay(500);
  }

  for (int i = 0; i < LED_COUNT; i++) {
    digitalWrite(led_pins[i], LOW); // Padamkan satu persatu LED
    delay(500);
  }

  for (int i = 0; i < LED_COUNT; i++) {
    digitalWrite(led_pins[i], HIGH); // Nyalakan semua LED
  }
  delay(1000); // Tahan selama 1 detik

  for (int i = 0; i < LED_COUNT; i++) {
    digitalWrite(led_pins[i], LOW); // Padamkan semua LED
  }
  delay(1000); // Tahan selama 1 detik
}