#include "DHT.h"
#include "RTClib.h"
#include<LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);
RTC_DS1307 rtc;
#define LED    13
#define LED2   12
#define DHTPIN 8
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);

int JAM,MENIT,DETIK,HARI,TANGGAL,BULAN,TAHUN;
char Temp[60];
char nama_hari[7][7] = {"Minggu", "Senin", "Selasa", "Rabu", "Kamis", "Jumat", "Sabtu"};

void setup () {
  pinMode(LED, OUTPUT);
  pinMode(LED2, OUTPUT);
  lcd.backlight(); lcd.init();
  lcd.setCursor(0,1); lcd.print(" AJAD SUDARMAN "); delay(1000);
  Serial.begin(9600);
  if(! rtc.begin()) {
  Serial.print("RTC Error");
  lcd.setCursor(0,1); lcd.print(" RTC Error  ");
  }
  
  else {
  Serial.println("RTC OKE");
  lcd.setCursor(0,1); lcd.print(" RTC OKE  ");
  }
  rtc.adjust(DateTime(2023, 6, 26, 14, 10, 00));
  dht.begin();  
}

void loop () {
  int Kelembaban = dht.readHumidity();
  float suhu = dht.readTemperature();
  lcd.setCursor(0, 1);
  lcd.print("T="); lcd.print(suhu,1); lcd.write(0xdf); lcd.print("C ");
  lcd.print("H="); lcd.print(Kelembaban); lcd.print("% ");
  
  if(JAM==14 && MENIT==12) digitalWrite(LED,HIGH);
  else digitalWrite(LED,LOW);
  
  if(Kelembaban>=60) digitalWrite(LED2,HIGH);
  else digitalWrite(LED,LOW);

  DateTime now = rtc.now();
  JAM = now.hour();
  MENIT = now.minute();
  DETIK = now.second();
  HARI = now.dayOfTheWeek();  
  TANGGAL = now.day();
  BULAN = now.month();
  TAHUN = now.year();
  
  if(DETIK>50) {
  sprintf(Temp,"%s,%02d-%02d-%d", nama_hari[HARI],TANGGAL,BULAN,TAHUN);  
  lcd.setCursor(0,0); lcd.print(Temp);    
  }  
  else {
  sprintf(Temp,"JAM %02d:%02d:%02d WIB ", JAM,MENIT,DETIK);
  lcd.setCursor(0,0); lcd.print(Temp);
  } 
}