#include <WiFi.h>
#include <Wire.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27, 16, 2);

#define NTP_SERVER "pool.ntp.org"
#define UTC_OFFSET 0
#define UtC_OFFSET_DST 0

void printLocalTIme() 
{
  struct tm timeinfo;

  if(!getLocalTime(&timeinfo))
  {
    LCD.setCursor(0,1);
    LCD.println("Connection Err");
    return;
  }

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

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

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");

  LCD.init();
  LCD.backlight();
  LCD.setCursor(0,0);
  LCD.print("Connecting to");
  LCD.setCursor(0, 1);
  LCD.print("Wifi...");

  WiFi.begin("Wokwi-GUEST","",6);
  while(WiFi.status() != WL_CONNECTED)
  {
    delay(250);
  }

  Serial.println("");
  Serial.println("WiFi Connected");
  Serial.print("IP address : ");
  Serial.println(WiFi.localIP());

  LCD.clear();
  LCD.setCursor(0,0);
  LCD.println("Online");
  LCD.setCursor(0,1);
  LCD.println("Updating time...");

  configTime(UTC_OFFSET, UtC_OFFSET_DST, NTP_SERVER);
}

void loop() {
  // put your main code here, to run repeatedly:
  printLocalTIme();
  delay(10); // this speeds up the simulation
}