// Membuat Variabel Baru
#define pinPIR1 5
#define pinPIR2 18
#define pinPIR3 19
#define pinLDR 21
#define pinRelay1 2
#define pinRelay2 23
#define pinRelay3 22
//

unsigned long lastMotionTime = 0;
unsigned long currentTime = 0;

unsigned long offDelay = 1 * 60 * 1000;

void setup() {
  Serial.begin(115200);
  pinMode(pinPIR1, INPUT);
  pinMode(pinPIR2, INPUT);
  pinMode(pinPIR3, INPUT);
  pinMode(pinRelay1,OUTPUT);
  pinMode(pinRelay2,OUTPUT);
  pinMode(pinRelay3,OUTPUT);
}

void loop() {

  // Pembacaan Sensor
  float LDR_val = digitalRead(pinLDR);
  int nilaiSwitch1 = digitalRead((pinPIR1));
  int nilaiSwitch2 = digitalRead((pinPIR2));
  int nilaiSwitch3 = digitalRead((pinPIR3));
  currentTime = millis();

  // Cek Variabel
  Serial.print("Lux :");
  Serial.println(LDR_val);
  Serial.print("PIR 1 = ");
  Serial.println(nilaiSwitch1);
  Serial.print("PIR 2 = ");
  Serial.println(nilaiSwitch2);
  Serial.print("PIR 3 = ");
  Serial.println(nilaiSwitch3);
  //

  // Rules Otomatisasi Lampu
  if (LDR_val == 1){ // Kondisi Cahaya Gelap
    if (nilaiSwitch1 == 1){
      digitalWrite(pinRelay1, HIGH);
      lastMotionTime = currentTime;
    } else if (nilaiSwitch2 == 1){
      digitalWrite(pinRelay2, HIGH);
      lastMotionTime = currentTime;
    } else if (nilaiSwitch3 == 1){
      digitalWrite(pinRelay3, HIGH);
      lastMotionTime = currentTime;
    } else if (currentTime - lastMotionTime > offDelay) {
      digitalWrite(pinRelay1, LOW);
      digitalWrite(pinRelay2, LOW);
      digitalWrite(pinRelay3, LOW);
    }
  } else { // Kondisi Cahaya Terang
    digitalWrite(pinRelay1, LOW);
    digitalWrite(pinRelay2, LOW);
    digitalWrite(pinRelay3, LOW);
  }
  //
  
  delay(1000); // this speeds up the simulation
}