#include <WiFi.h>
#include "time.h"
#include <ESP32Time.h>
ESP32Time rtc; 
const char* ssid     = "Wokwi-GUEST";
const char* password = "";
const char* ntpServer = "pool.ntp.org";
const long  gmtOffset_sec = 10800;
const int   daylightOffset_sec =0;
//************************************
String Date_str, Time_str, Time_format;
int say=0;
bool durum=true;
//*********************************

void setup()
{
  Serial.begin(115200);
  //connect to WiFi
  Serial.printf("Connecting to %s ", ssid);
  
  WiFi.begin(ssid, password);

  while (WiFi.status() != WL_CONNECTED) {
      delay(500);
      Serial.print(".");
  }


  Serial.println(" CONNECTED");
configTime(gmtOffset_sec, daylightOffset_sec, ntpServer);
rtc.setTime(0, 0, 0, 1, 1, 2020);





}



void loop()
{

  struct tm timeinfo = rtc.getTimeStruct();
  Serial.println(&timeinfo, "%A, %B %d %Y %H:%M:%S"); 
  Serial.println("*******rtc.getTime*******************");
  Serial.print("rtc.getTime :");
 Serial.println(rtc.getTime("%A, %B %d %Y %H:%M:%S"));  
 Serial.println("*******rtc.getTime*******************");
UpdateLocalTime();
Serial.print("Date_str : ");
 Serial.println(Date_str);
 Serial.print("Time_str : ");
 Serial.println(Time_str);
 Serial.print("say : ");
 Serial.println(say);
 say++;
 //*************************
 if(say== 10){
  WiFi.disconnect(true);
  WiFi.mode(WIFI_OFF);
  Serial.println("WiFi disconnected");
  Serial.flush();
 }
//*****************************
 if(say== 20){
rtc.setTime(10, 10, 10, 2, 2, 2020);
 }

//*******************
if(say==30){
WiFi.begin(ssid, password);
}

//*****************************
//*****************************
 if(say>40 and durum==true){
//WiFi.begin(ssid, password);
//WiFi.disconnect();

//UpdateLocalTime();
configTime(gmtOffset_sec, daylightOffset_sec, ntpServer);
Serial.println("kontrol");
struct tm timeinfo;
 if (getLocalTime(&timeinfo)){
rtc.setTimeStruct(timeinfo); 
durum=false;
 }
 }

//*******************
 if(WiFi.status() == WL_CONNECTED){

Serial.println("WiFi bağlı.");

 }else{
Serial.println("bağlı değil!.");
 }
delay(1000);
}


//*************************************
void UpdateLocalTime(){
  time_t now;
  time(&now);
    //See http://www.cplusplus.com/reference/ctime/strftime/
  char hour_output[30], day_output[30];
  
    strftime(day_output, 30, "%a  %d-%m-%y", localtime(&now)); // Formats date as: Sat 24-Jun-17
    strftime(hour_output, 30, "%T", localtime(&now));    // Formats time as: 14:05:49
  
   
   Date_str = day_output;
  Time_str = hour_output;
}