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

#define DHTPIN D4
#define DHTTYPE DHT22

#define API_SENSOR D2
#define LAMP1 D5
#define LAMP2 D6
#define FAN D0
#define BUZZER D7
#define SERVO_PIN D3

DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal_I2C lcd(0x27, 16, 2);
Servo pintu;

float suhu;
int api;

void setup() {
  Serial.begin(115200);

  pinMode(API_SENSOR, INPUT_PULLUP);
  pinMode(LAMP1, OUTPUT);
  pinMode(LAMP2, OUTPUT);
  pinMode(FAN, OUTPUT);
  pinMode(BUZZER, OUTPUT);

  dht.begin();

  lcd.init();
  lcd.backlight();

  pintu.attach(SERVO_PIN);

  lcd.setCursor(0, 0);
  lcd.print("SMART HOME");
  delay(2000);
}

void loop() {
  suhu = dht.readTemperature();
  api = digitalRead(API_SENSOR);

  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Suhu:");
  lcd.print(suhu);

  if (api == LOW) {
    lcd.setCursor(0, 1);
    lcd.print("API TERDETEKSI");

    digitalWrite(BUZZER, HIGH);
    digitalWrite(FAN, HIGH);

    pintu.write(90);

    digitalWrite(LAMP1, HIGH);
    digitalWrite(LAMP2, HIGH);
  } 
  else {
    digitalWrite(BUZZER, LOW);

    if (suhu > 30) {
      digitalWrite(FAN, HIGH);
      lcd.setCursor(0, 1);
      lcd.print("Kipas ON");
    } else {
      digitalWrite(FAN, LOW);
      lcd.setCursor(0, 1);
      lcd.print("Normal");
    }

    pintu.write(0);
  }

  delay(1000);
}