#include <Servo.h>
#include <LiquidCrystal_I2C.h>

int COLUMN = 16;
int ROW = 2;
const int trig = 9;
const int echo = 10;
Servo motor;

LiquidCrystal_I2C lcd(0x27, COLUMN, ROW);

void setup() {
  pinMode(trig, OUTPUT);
  pinMode(echo, INPUT);
  motor.attach(11);
  lcd.init();
  lcd.backlight();
}

void loop() {
  // Trigger sensor ultrasonik
  digitalWrite(trig, LOW);
  delayMicroseconds(2);
  digitalWrite(trig, HIGH);
  delayMicroseconds(10);
  digitalWrite(trig, LOW);

  // Baca durasi pulsa echo
  long durasi = pulseIn(echo, HIGH);

  // Hitung jarak
  int jarak = durasi*0.034/2;

  // Jika jarak kurang dari 10 cm (sesuaikan nilai ini sesuai kebutuhan), putar servo
    if (jarak < 50) {
    lcd.clear();
    lcd.backlight();
    lcd.setCursor(0, 0);
    lcd.println("Kondisi");
    lcd.setCursor(0, 1);
    lcd.println("Panas");
    delay(1500);
    motor.write(180);

    delay(500);
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.println("Selamat");
    lcd.setCursor(0, 1);
    lcd.println("Anda Menang!");
    delay(1500);
    lcd.clear();
  } else if (jarak < 200) {
    lcd.clear();
    lcd.backlight();
    lcd.setCursor(0, 0);
    lcd.println("Kondisi");
    lcd.setCursor(0, 1);
    lcd.println("anget");
    delay(3000);
    motor.write(90);
  } else if (jarak < 400) {
    lcd.clear();
    lcd.backlight();
    lcd.setCursor(0, 0);
    lcd.println("Kondisi");
    lcd.setCursor(0, 1);
    lcd.println("dingin");
    delay(3000);
    motor.write(45);
    }
}