#include <LiquidCrystal_I2C.h>
#include "RTClib.h"
#include "DHT.h"
#include <TM1637.h>

LiquidCrystal_I2C lcd( 0x27 , 16 , 2 );

RTC_DS1307 rtc;

#define DHTPIN 2  
#define DHTTYPE DHT22 
DHT dht(DHTPIN, DHTTYPE);

#define led 5

TM1637 tm(3, 4);

void setup() {
  dht.begin();
  pinMode(led, OUTPUT);
  rtc.begin();
  lcd.init();
  lcd.backlight();
  tm.init();
  tm.set(BRIGHT_TYPICAL);
}

void loop() {
  // nama dan nim
  lcd.setCursor(0, 0);
  lcd.print("Siddiq Arodhal F");
  lcd.setCursor(0, 1);
  lcd.print("NIM:230205601004");
  delay(3000);
  lcd.clear();
  while(1){
    float Kelembaban = dht.readHumidity();
  float suhu = dht.readTemperature();
  DateTime now = rtc.now();
  int jam = now.hour() ;
  int menit = now.minute() ;
  int detik = now.second();
  // menampilkan jam di led baris 0
  lcd.setCursor(0, 0);
  lcd.print(jam);
  lcd.print(" : ");
  lcd.print(menit);
  lcd.print(" : ");
  lcd.print(detik);
  lcd.setCursor(0, 1);
  // menampilkan kelembaban di 7sekmen
  tampil(Kelembaban);
 // menyalakan led jika sensor lembab atau detik dibawah 13
 if(Kelembaban <= 50.00 || detik <= 12){
  digitalWrite(led, HIGH);
  lcd.setCursor(0, 1);
  lcd.print("LED nyala");
 }  
 else{
  digitalWrite(led, LOW);
  lcd.setCursor(0, 1);
  lcd.print("LED mati");
 }
  delay(500);
  lcd.clear();
  }
}

void tampil(int aa ) {
tm.display(0, (aa / 1000) % 10);
  tm.display(1, (aa / 100) % 10);
  tm.display(2, (aa / 10) % 10);
  tm.display(3, aa % 10);
}