//include libraries
#include <WiFi.h>
#include <WiFiUdp.h>
#include <NTPClient.h>

const char* ssid="Wokwi-GUEST";
const char* pass="";

const long offset=19800;
const char* server="asia.pool.ntp.org";
const long interval=6000;
int inter=500;
WiFiUDP ntpUDP;
NTPClient timeClient(ntpUDP,server,offset,interval);

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  Serial.println("wifi connecting");
  //initialize the wifi and ntpclint
  WiFi.begin(ssid,pass);

  while(WiFi.status()!=WL_CONNECTED){
    Serial.println(".");
    delay(500);
    }
  Serial.println("\nwifi connected ");
  Serial.println("ip address");
  Serial.print(WiFi.localIP());

  timeClient.begin();
  timeClient.update();

}
void loop() {
  int pmillis=0;


  if(millis()-pmillis>=inter){

    if(timeClient.update()){
      
      //get the time information
      String formated=timeClient.getFormattedTime();
      unsigned long epochTime=timeClient.getEpochTime();;

      int hour=timeClient.getHours();
      int mins=timeClient.getMinutes();
      int sec=timeClient.getSeconds();

      //printin on the serial monitor
      Serial.println("hours: ");
      Serial.println(hour);
      Serial.println("Minutes: ");
      Serial.println(mins);
      Serial.println("seconds: ");
      Serial.println(sec);
      Serial.println("formatted time : ");
      Serial.println(formated);
      Serial.println("epochTime: ");
      Serial.println(epochTime);      
    }

  }


}