#define  USE_SERIAL_2004_LCD
#include <LCDBigNumbers.hpp>
#include <LiquidCrystal_I2C.h>
#include <DHT.h>
#include <RTClib.h>

LiquidCrystal_I2C lcd(0x27, 20, 4);
LCDBigNumbers lcdBN(
  &lcd, BIG_NUMBERS_FONT_2_COLUMN_2_ROWS_VARIANT_1);
DHT dht(2, DHT22);
RTC_DS1307 rtc;

#define PRINT_LCD(x, y, str) \
          lcd.setCursor((x), (y)); lcd.print((str));

#define MY_STR(num) \
          ((num) < 10 ? "0"+String(num) : String(num))

void setup() {
  lcd.init();
  lcd.backlight();
  lcdBN.begin();
  dht.begin();
  rtc.begin();
}

void loop() {
  DateTime now = rtc.now();

  PRINT_LCD(0, 3,                    "h: " +
    String(dht.readHumidity())   + "% t: " +
    String(dht.readTemperature()) +  "C " 
  );

  PRINT_LCD(5, 2,
    MY_STR(now.day())   + "." +
    MY_STR(now.month()) + "." +
    String(now.year()) 
  );
  
  lcdBN.setBigNumberCursor(0);
  lcdBN.print(
    MY_STR(now.hour())   + ":" +
    MY_STR(now.minute()) + ":" +
    MY_STR(now.second()) 
  );

  delay(500);
  // lcd.clear();
}