#include <ESP8266WiFi.h>
#include <SPI.h>

const char* ssid = "Kony";
const char* password = "Heslo";
char server[] = "server.eu";
unsigned long cas = 0;
String line;
WiFiClient client;

void setup() {
 // Nastartuj seriovou linku, do ktere budu vypisovat provozni informace
 pinMode(0, OUTPUT);
 Serial.begin(9600);

 // Pripojeni k Wi-Fi
 Serial.println();
 Serial.print("Pripojuji k ");
 Serial.println(ssid);
 WiFi.begin(ssid, password);

 // Dokud nejsem pripojeny k Wi-Fi,zapisuj do seriove linky tecky progressbaru
 while (WiFi.status() != WL_CONNECTED) {
 delay(100);
 Serial.print(".");
 }

 // Jsem pripojeny k Wi-Fi a mohu pokracovat
 Serial.println();
 Serial.println("WiFi pripojena!");

 // Napis IP adresu, kterou mikropocitac dostal
 Serial.print("Pouzij k pripojeni tuto adresu: ");
 Serial.print("http://");
 Serial.println(WiFi.localIP());
}

// Smycka loop se opakuje stale dokola

void loop() {
  if (millis() - cas >= 6000 || cas == 0) {
    cas = millis();
    if (client.connect(server, 80)) {  //starts client connection, checks for connection
        client.println("GET http://server.eu/doma/test/3Dzasuvka.php");
        client.println("Host: server.eu");
        client.println("Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8");
        client.println("Connection: close");
        client.println();
        delay(1000);
        while (client.connected()) {
      String line = client.readStringUntil('\n');
   //     Serial.println(line); //ak chceme vypísať HTTP header
        if (line == "\r") {
          break;
        }
      }
      String line = client.readStringUntil('\n');
      Serial.println("Nacitany payload response:");
      Serial.println(line); //odpoveď webservera - naše dáta
      if(line=="0"){
        digitalWrite(0, LOW);
        Serial.println("Vypnuto");
        }
        else if(line=="1"){
        digitalWrite(0, HIGH);
        Serial.println("Zapnuto");
       }
    }
    else {
      Serial.println("Pripojenie na webserver sa nepodarilo");
    }
    client.stop();
    }
}