#include <WiFi.h>
#include <time.h>
#include <ESP32Time.h>
#include "sntp.h"






//*************TIMER INTERRUPT*******************
volatile int interruptCounter;
int totalInterruptCounter;
 
hw_timer_t * timer = NULL;
portMUX_TYPE timerMux = portMUX_INITIALIZER_UNLOCKED;
 
void IRAM_ATTR onTimer() {
  portENTER_CRITICAL_ISR(&timerMux);
  interruptCounter++;
  portEXIT_CRITICAL_ISR(&timerMux);
 
}
//*************TIMER INTERRUPT*******************
ESP32Time rtc;
int mode=0;
int say=0;
int num=0;
int zaman =20;
int no = 0;
int ledState = LOW;
int durumNo = 0;
bool wifiDurum = true;
bool durum = true;
bool wifi_durum=true;
bool guncel = true;
// Global variables
char szMesg[40] = "";
char szTime[9];    // mm:ss\0
char szsecond[4];    // ss
const char* ssid       = "Wokwi-GUEST";
const char* password   = "";
const char* ntpServer1 = "pool.ntp.org";
const char* ntpServer2 = "time.nist.gov";
const long  gmtOffset_sec = 10800;
const int   daylightOffset_sec = 0;
int period =10;
unsigned long time_now = 0;
unsigned long time_now_ = 0;
//**********************************************


void printLocalTime()
{
  struct tm timeinfo;
  if(!getLocalTime(&timeinfo)){
    Serial.println("Zaman mevcut değil (henüz)");
    return;
  }

}
// Callback function (get's called when time adjusts via NTP)
void timeavailable(struct timeval *t)
{
  Serial.println("zaman güncelleniyor!");
  printLocalTime();
  WiFi_off();
  say = 0;
  guncel = false;
}

//***************
void getsec(char *psz)
{ 
  sprintf(psz, "%02d", rtc.getSecond());
}
//***********************
void getTime(char *psz)
{
  sprintf(psz, "%02d%s%02d%s%02d", rtc.getHour(true),":", rtc.getMinute(), ":",rtc.getSecond());
}
//**********************************



void setup(void)
{
  pinMode(2, OUTPUT);
  digitalWrite(2, LOW); // LED YANAR
    Serial.begin(115200);
     rtc.setTime(0, 30, 21, 1, 1, 2020);
  // set notification call-back function
  sntp_set_time_sync_notification_cb( timeavailable );
  configTime(gmtOffset_sec, daylightOffset_sec, ntpServer1, ntpServer2);
    //*************TIMER INTERRUPT*******************
  timer = timerBegin(0, 80, true);
  timerAttachInterrupt(timer, &onTimer, true);
  timerAlarmWrite(timer, 1000000, true);
  timerAlarmEnable(timer);
  //*************TIMER INTERRUPT*******************
 
 
}

void loop(void)
{//********** loop ****************************
  //static uint32_t lastTime = 0; // millis() memory
  //static uint8_t  display = 0;  // current display mode
  static bool flasher = false;  // seconds passing flasher
      if(millis() - time_now > 10000 and durum){
        time_now = millis();
            WiFi.begin(ssid, password);
    durum = false;
    Serial.println("---------------------------------------------    wifi bilgileri girildi");
    }
//*****************************************
      if(millis() - time_now_ > 60000){
        time_now_ = millis();
 WiFi_on();
    Serial.println("60 saniye doldu");
    }

//******************************



 if (interruptCounter > 0) {//*************TIMER INTERRUPT*******************
    portENTER_CRITICAL(&timerMux);
    interruptCounter--;
    portEXIT_CRITICAL(&timerMux);
    //totalInterruptCounter++;
 //Serial.println("kesme");
    //Serial.print("An interrupt as occurred. Total number: ");
    //Serial.println(totalInterruptCounter);
    //************************************************* 
getTime(szTime);
Serial.print("rtc saat :");
Serial.println(szTime);
   

//******************************************

//*******************************
  if(WiFi.status() == WL_CONNECTED){
                                    Serial.println("******************************** WiFi bağlandı....");
                                    }else{
                                          Serial.println("************************** bağlantı yok!..");
                                          }
  //*****************

  say++;
  Serial.print("say :");
  Serial.println(say);
  printLocalTime();     // it will take some time to sync time :)
//***********************************

 //*******************************
if(ledState==HIGH){
                    ledState=LOW;
                    digitalWrite(2,ledState);
                  }else{
                        ledState=HIGH;
                        digitalWrite(2,ledState);
                      }

                                }//*************TIMER INTERRUPT*******************
}//********** loop ****************************


  //*******************************
bool get_Local_Time(struct tm * info)
{
    uint32_t start = millis();
    time_t now;
    while((millis()-start) <= 5000) {
                                    time(&now);
                                    localtime_r(&now, info);
                                    if(info->tm_year > (2016 - 1900)){
                                                                      return true;
                                                                      }
                                    delay(10);
                                    }
    return false;    
}
//****************************
void WiFi_on(){
                configTime(gmtOffset_sec, daylightOffset_sec, ntpServer1, ntpServer2);
                Serial.print("WiFi bağlanıyor...");
                WiFi.mode(WIFI_STA);
                WiFi.begin(ssid, password);
}
//********************
void WiFi_off(){
                WiFi.disconnect(true);
                WiFi.mode(WIFI_OFF);
                Serial.println("WiFi kapatıldı");
                Serial.flush();
}