#include "RTClib.h"
RTC_DS3231 rtc;
char dataHari[7][12] = {"Minggu", "Senin", "Selasa", "Rabu", "Kamis", "Jumat", "Sabtu"};
String hari;
int tanggal, bulan, tahun, jam, menit, detik;

#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 20, 4);
int led5 = 5;
int lampu = 7;
int LDRSensor = 2;
int pinBuzzer = 10;
int motorDC = 4;


void setup() {
  pinMode (led5 ,OUTPUT);
  pinMode(lampu, OUTPUT);
  pinMode(pinBuzzer, OUTPUT);
  Serial.begin(9600);
   lcd.init();
if (! rtc.begin()) {
    Serial.println("RTC Tidak Ditemukan");
    Serial.flush();
    abort();
  }

  pinMode (LDRSensor, INPUT);

  //Atur Waktu
  rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
  //rtc.adjust(DateTime(2023, 1, 12, 5, 29, 55));
}

void loop() {
  int Sensordata = digitalRead (LDRSensor);
  Serial.print(Sensordata);
  DateTime now = rtc.now();
  hari    = dataHari[now.dayOfTheWeek()];
  tanggal = now.day(), DEC;
  bulan   = now.month(), DEC;
  tahun   = now.year(), DEC;
  jam     = now.hour(), DEC; //pas simulasi ganti jadi 7 atau 16
  menit   = now.minute(), DEC;//pas simulasi ganti jadi 0 
  detik   = now.second(), DEC;//pas simulasi ganti jadi 0

  Serial.println(String() + jam + ":" + menit + ":" + detik);
  lcd.setCursor(0, 0);
  lcd.print(String() + hari + ", " + tanggal + "-" + bulan + "-" + tahun);
  lcd.setCursor(0,1);
  lcd.print(String() + jam + ":" + menit);

  if (Sensordata == 0){
    digitalWrite(lampu, 0);
   
    
  }else {digitalWrite(lampu, 1);}

  if(jam == 5 && menit == 30 && detik == 0){
    digitalWrite(motorDC, HIGH);
    digitalWrite(pinBuzzer, HIGH);
    digitalWrite(led5, 1);

  for (int i=0; i<5; i++) 
  {
      tone(pinBuzzer, 1000); 
      delay(500);        
      noTone(pinBuzzer);
      delay(500);
  }}
}