int pinLED[] = {17, 18, 19};
int pinPIR[] = {25, 26, 27};
const int LDR_PIN = 4;

bool ldrOnBase = false;

unsigned long lastToggleTimePIR[3] = {0, 0, 0};
bool ledBlinkState[3] = {false, false, false};

#define BLINK_INTERVAL 500

void setup() {
  pinMode(LDR_PIN, INPUT);

  for (int i = 0; i < 3; i++) {
    pinMode(pinLED[i], OUTPUT);
    pinMode(pinPIR[i], INPUT);
    digitalWrite(pinLED[i], LOW);
    ledBlinkState[i] = LOW; 
  }
}

void loop() {
  unsigned long currentTime = millis();
  ldrOnBase = analogRead(LDR_PIN) > 500;
  for (int i = 0; i < 3; i++) {
    bool pirDetected = digitalRead(pinPIR[i]);

    if (pirDetected) {
      if (currentTime - lastToggleTimePIR[i] >= BLINK_INTERVAL) {
        lastToggleTimePIR[i] = currentTime; 
        ledBlinkState[i] = !ledBlinkState[i]; 
        digitalWrite(pinLED[i], ledBlinkState[i]);
      }
    } else {
      digitalWrite(pinLED[i], ldrOnBase);
      ledBlinkState[i] = ldrOnBase; 
    }
  }
}