#include <Servo.h>
#include <DHT.h>

Servo servo1;
Servo servo2;
int ldrPin = A0;
int pirPin = 10;
int led1 = 8;
int led2 = 7;
int trigPin = 12;
int echoPin = 11;
DHT dht(13, DHT22);

void setup() {
  servo1.attach(9);
  servo2.attach(6);
  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  pinMode(pirPin, INPUT);
  pinMode(trigPin, OUTPUT);
  pinMode(echoPin, INPUT);
  Serial.begin(9600);
  dht.begin();
}

void loop() {
  int ldrValue = analogRead(ldrPin);
  int tempValue = dht.readTemperature();
  int distanceValue = calculateDistance();

  int ldrPin = analogRead(ldrPin);
  if (ldrValue < 300) {
    servo1.write(0);
    delay(1000);
    Serial.println("Servo 1: 0 derajat");
    Serial.println(ldrPin);
  } else if (ldrValue >= 300 && ldrValue <= 600) {
    servo1.write(90);
    delay(1000);
    Serial.println("Servo 1: 90 derajat");
    Serial.println(ldrPin);
  } else if (ldrValue > 600) {
    servo1.write(180);
    delay(1000);
    Serial.println("Servo 1: 180 derajat");
    Serial.println(ldrPin);
  }

  int DHT22 = dht.readTemperature();
  if (digitalRead(pirPin) == HIGH && tempValue < 30) {
    digitalWrite(led1, HIGH);
    delay(1000);
    digitalWrite(led2, LOW);
    Serial.println("LED 1: Menyala");
    Serial.print(F("Temperature: "));
    Serial.print(F("°C "));
  } else if (digitalRead(pirPin) == HIGH && tempValue >= 30) {
    digitalWrite(led1, LOW);
    delay(1000);
    digitalWrite(led2, HIGH);
    Serial.println("LED 2: Menyala");
    Serial.print(F("Temperature: "));
    Serial.print(F("°C "));
  } else {
    digitalWrite(led1, LOW);
    digitalWrite(led2, LOW);
  }

  int trigPin = analogRead(trigPin);
  if (distanceValue < 100) {
    servo2.write(0);
    delay(1000);
    Serial.println("Servo 2: 0 derajat");
    Serial.print("Jarak: ");
    Serial.print(trigPin);
    Serial.println(" cm");
  } else if (distanceValue >= 100 && distanceValue <= 200) {
    servo2.write(90);
    delay(1000);
    Serial.println("Servo 2: 90 derajat");
    Serial.print("Jarak: ");
    Serial.print(trigPin);
    Serial.println(" cm");
  } else if (distanceValue > 200) {
    servo2.write(180);
    delay(1000);
    Serial.println("Servo 2: 180 derajat");
    Serial.print("Jarak: ");
    Serial.print(trigPin);
    Serial.println(" cm");
  }
}

int calculateDistance() {
  digitalWrite(trigPin, LOW);
  delayMicroseconds(1000);
  digitalWrite(trigPin, HIGH);
  delayMicroseconds(2000);
  digitalWrite(trigPin, LOW);
  return pulseIn(echoPin, HIGH) * 0.034 / 2;
}