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

RTC_DS1307 rtc;
LiquidCrystal_I2C lcd(0x27,20,4);
#define DHTPIN 3
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);

char dataHari[7][12] = {"Minggu", "Senin", "Selasa", "Rabu", "Kamis", "Jumat", "Sabtu"};
String hari;
int tanggal, bulan, tahun, jam, menit, detik;

void setup()
{
  Serial.begin(9600);
  lcd.begin(20,4);
  lcd.backlight();

  if (!rtc.begin())
  {
    lcd.print("RTC OFF");
    while (1)
      ;
  }

  if (!rtc.isrunning())
  {
    lcd.print("RTC tidak berfungsi");
  }

  dht.begin();
}
void loop() {
  DateTime now = rtc.now();

  int temperature = dht.readTemperature(); // Baca suhu dari sensor DHT
  int humidity = dht.readHumidity();       // Baca kelembaban dari sensor DHT

  lcd.setCursor(0, 0);
  lcd.print(dataHari[now.dayOfTheWeek()]);
  lcd.print(":");
  lcd.print(now.day(), DEC);
  lcd.print('/');
  lcd.print(now.month(), DEC);
  lcd.print('/');
  lcd.print(now.year(), DEC);

  lcd.setCursor(0, 1);
  lcd.print(now.hour(), DEC);
  lcd.print(':');
  lcd.print(now.minute(), DEC);
  lcd.print(':');
  lcd.print(now.second(), DEC);

  lcd.setCursor(0, 2);
  lcd.print("Temp:");
  lcd.print(temperature);
  lcd.write(2);
  lcd.print("C");
  lcd.setCursor(0, 3);
  lcd.print("Humidity:");
  lcd.print(humidity);
  lcd.print("%");
  delay(1000);
}