#include <ESP8266WiFi.h>

#include "Adafruit_MQTT.h"
#include "Adafruit_MQTT_Client.h"

#define AIO_SERVER      "io.adafruit.com"
#define AIO_SERVERPORT  1883
#define AIO_USERNAME  "stepa73"
#define AIO_KEY  "51ce73c58c4142c8bfc7dddf055e490a"
WiFiClient client;

Adafruit_MQTT_Client mqtt(&client, AIO_SERVER, AIO_SERVERPORT, AIO_USERNAME, AIO_KEY);

Adafruit_MQTT_Subscribe myfeed = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME "/feeds/myfeed");
String  Request;
boolean MQTT_connect();

boolean MQTT_connect() {  int8_t ret; if (mqtt.connected()) {    return true; }  uint8_t retries = 3;  while ((ret = mqtt.connect()) != 0) { mqtt.disconnect(); delay(2000);  retries--;if (retries == 0) { return false; }} return true;}

void setup()
{
  Serial.begin(9600);
Request = "";

pinMode(2, OUTPUT);
pinMode(D7, OUTPUT);
  WiFi.disconnect();
  delay(3000);
  Serial.println("START");
   WiFi.begin("SETA_NAT","HESLO");
  while ((!(WiFi.status() == WL_CONNECTED))){
    delay(300);
    Serial.print("..");

  }
  Serial.println("Connected");
  Serial.println("Your IP is");
  Serial.println((WiFi.localIP().toString()));

  mqtt.subscribe(&myfeed);

}


void loop()
{

    if (MQTT_connect()) {
      Adafruit_MQTT_Subscribe *subscription_name;
      while ((subscription_name = mqtt.readSubscription(5000))) {
        if (subscription_name == &myfeed) {
          Request = ((char *)myfeed.lastread);
          if (Request == "ON") {
            digitalWrite(2,LOW);
            digitalWrite(D7,LOW);
            Serial.println("LED IS ON");

          }
          if (Request == "OFF") {
            digitalWrite(2,HIGH);
            digitalWrite(D7,HIGH);
            Serial.println("LED IS OFF");

          }

        }

      }

    }

}