#include <NTPClient.h>
#include <ESP8266WiFi.h>
#include <WiFiUdp.h>
//  REPLACE WLAN SSID and PW
const char* ssid     = "foo";
const char* password = "bar";
//const int RELAIS = D8; //WEMOS D1 PIN D8
const int RELAIS = D2; // "D2" PIN on WEMOS D1. On generic ESP 8266 boards like ESP-01 use PIN "3" => "GPIO2"

WiFiUDP ntpUDP;
NTPClient timeClient(ntpUDP);
// Variablen
String hour, minute, second;
int iHour, iMinute, iSecond, modulo;

void setup(){
  Serial.begin(74880);
  pinMode(RELAIS, OUTPUT); // Relais Pins als Ausgang deklarieren
  WiFi.begin(ssid, password);

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

  timeClient.begin();
}
void loop() {
  Serial.println("Request NTP Server...");
  timeClient.update();
  hour = timeClient.getHours();
  iHour = hour.toInt();
  minute = timeClient.getMinutes();
  iMinute = minute.toInt();
  second = timeClient.getSeconds();
  iSecond = second.toInt();
  modulo = iSecond % 2;
  Serial.println("Modulo = " + String(modulo));
// ACHTUNG BAMBELBURG -> Notiz an mich selbst: digitalWrite(RELAIS, HIGH) ist AUS!!!
  Serial.println("Pin is High");
  digitalWrite(RELAIS, HIGH);
  delay(3000);
  Serial.println("Pin is LOW");
  digitalWrite(RELAIS, LOW);
  delay(3000);
  //if (modulo == 0) {
  //  digitalWrite(RELAIS, HIGH);
  //  Serial.println("AUS");
  //} else {
  //  digitalWrite(RELAIS, LOW);
  //  Serial.println("AN!");
  //}
  //delay(4000);
}