#include <Servo.h>
#define LDR_PIN A1
Servo myservo;
int potpin = 0;
int val;
// Define pin untuk potensiometer dan LED
const int potPin = A0; // Pin untuk potensiometer
const int ledPin1 = 5; // Pin untuk LED 1 dimulai dari kanan ke kiri
const int ledPin2 = 6; // Pin untuk LED 2
const int ledPin3 = 7;
const int ledPin4 = 8;
const int ledPin5 = 9;
const float GAMMA = 0.7;
const float RL10 = 50;
void setup() {
//Serial.begin(115200);
pinMode(LDR_PIN, INPUT);
  myservo.attach(11);
}

void loop() {
  int analogValue = analogRead(A1);
  float voltage = analogValue / 1024. * 5;
  float resistance = 2000 * voltage / (1 - voltage / 5);
  float lux = pow(RL10 * 1e3 * pow(10, GAMMA) / resistance, (1 / GAMMA));
  //Serial.println(lux);
  delay(100);
  val = analogRead(potpin);
  val = map(val, 0, 1023, 0, 180);
  myservo.write(val);
  // Baca nilai dari potensiometer
  int potValue = analogRead(potPin);
  
  // Map nilai potensiometer (0-1023) ke rentang (0-100)
  int percentage = map(potValue, 0, 1023, 0, 100);
  
  
  // Matikan kedua LED terlebih dahulu
  digitalWrite(ledPin1, LOW);
  digitalWrite(ledPin2, LOW);
  digitalWrite(ledPin3, LOW);
  digitalWrite(ledPin4, LOW);
  digitalWrite(ledPin5, LOW);

  // Jika nilai potensiometer 0%, nyalakan LED mati
    if (percentage >= 0 && percentage <= 10) {
    digitalWrite(ledPin1, LOW);
  }

  else if (percentage >= 10 && percentage <= 20) {
    digitalWrite(ledPin1, HIGH);
  }
  else if (percentage > 21 && percentage <= 40) {
    digitalWrite(ledPin1, HIGH);
    digitalWrite(ledPin2, HIGH);
  }
  else if (percentage > 41 && percentage <= 60) {
    digitalWrite(ledPin1, HIGH);
    digitalWrite(ledPin2, HIGH);
    digitalWrite(ledPin3, HIGH);
  }
  else if (percentage > 61 && percentage <= 80) {
    digitalWrite(ledPin1, HIGH);
    digitalWrite(ledPin2, HIGH);
    digitalWrite(ledPin3, HIGH);
    digitalWrite(ledPin4, HIGH);
  }
  else if (percentage > 81 && percentage <= 100) {
    digitalWrite(ledPin1, HIGH);
    digitalWrite(ledPin2, HIGH);
    digitalWrite(ledPin3, HIGH);
    digitalWrite(ledPin4, HIGH);
    digitalWrite(ledPin5, HIGH);
  }

  // Tunda untuk stabilitas
  delay(100);
}