const int LDR_PIN = A0;
const int LED_PIN = 13;

const int THRESHOLD = 500;

int ldrValue = 0;

class LightSensor {
  private:
    int pin;

  public:
    LightSensor(int pin) {
        this->pin = pin;
    }

    int read() {
        return analogRead(pin);
    }
};


class LEDController {
  private:
    int pin;

  public:
    LEDController(int pin) {
        this->pin = pin;
        pinMode(pin, OUTPUT);
    }

    void turnOn() {
        digitalWrite(pin, HIGH);
    }

    void turnOff() {
        digitalWrite(pin, LOW);
    }

    void control(int ldrValue, int threshold) {
        if (ldrValue < threshold) {
            turnOn();
        } else {
            turnOff();
        }
    }
};

LightSensor ldr(LDR_PIN);
LEDController led(LED_PIN);

void setup() {
    Serial.begin(9600);
}

void loop() {
    ldrValue = ldr.read();
    Serial.print("LDR Value: ");
    Serial.println(ldrValue);

    led.control(ldrValue, THRESHOLD);

    delay(500);
}