#include <WiFi.h>
#include "time.h"
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 16, 2);

struct tm timeinfo;

const char* ntpServer = "pool.ntp.org";
const long  gmtOffset_sec = 25200;
const int   daylightOffset_sec = 25200;//GMT+7

void setup(){

  lcd.init();
  lcd.backlight();

  Serial.begin(9600);

  //connecting to a WiFi network
  Serial.begin(9600);
  Serial.print("Connecting to WiFi");
  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println(" Connected!");
  
  // Init and get the time
  configTime(gmtOffset_sec, daylightOffset_sec, ntpServer);
  printLocalTime();

}

void loop(){
  printLocalTime();

delay(1000);
}

void printLocalTime(){

  if(!getLocalTime(&timeinfo)){
    return;
  }
  lcd.setCursor(0, 0);
  lcd.println(&timeinfo, "uvnb.pn");

  lcd.setCursor(8, 0);
  lcd.println(&timeinfo, "%H:%M:%S");

  lcd.setCursor(0, 1);
  lcd.println(&timeinfo, "%d/%m/%Y");

  lcd.setCursor(13, 1);
  lcd.println(&timeinfo, "%A");
}