Wokwi - Online ESP32, STM32, Arduino Simulator

/*******************************
* Program : Kontrol 2 LED
* Input : -
* Output : LED1 + LED2
* IoT Starter Kit 
*******************************/
#include <ESP8266WiFi.h>
const char* ssid = "SEKOLAHAN.ID";
const char* password = "foritastasolusindo";
#define LED1 D5
#define LED2 D6

WiFiServer server(80);

void setup() {
  Serial.begin(115200);
  delay(10);
  pinMode(LED1, OUTPUT);
  pinMode(LED2, OUTPUT);
  digitalWrite(LED1, LOW);
  digitalWrite(LED2, LOW);
  //Connect to WiFi Network
  Serial.println();
  Serial.println();
  Serial.print("Connecting to ");
  Serial.println(ssid);
  WiFi.begin(ssid, password);
  while(WiFi.status()!=WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("");
  Serial.println("WiFi connected");
  server.begin();
  Serial.println("Server started");
  Serial.print("Use this URL to connect: ");
  Serial.print("http://");
  Serial.print(WiFi.localIP());
  Serial.println("/");
}

void loop() {
  WiFiClient client = server.available();
  if(!client) {
    return;
  }

  Serial.println("new client");
  while(!client.available()) {
    delay(1);
  }

  String request = client.readStringUntil('\r');
  Serial.println(request);
  client.flush();

  if(request.indexOf("/led1on")>0) {
  digitalWrite(LED1, HIGH);
  }
  if(request.indexOf("led1off")>0) {
    digitalWrite(LED1, LOW);
  }
  if(request.indexOf("/led2on")>0) {
    digitalWrite(LED2, HIGH);
  }
  if(request.indexOf("/led2off")>0) {
    digitalWrite(LED2, LOW);
  }

  //Return the purpose
}client.println("HTTP/1.1 200 OK");

client.println("Content-Type: text/html");

client.println("");

client.println("<!DOCTYPE HTML>")

client.println("<html>");

;

client.println("<head>"); client.println("<meta name='apple-mobile-web-app-capable'

content='yes' />"); client.println("<meta name="apple-mobile-web-app-status-bar-style'

content-black-translucent' />"); client.println("</head>");

client.println("<body bgcolor=\"#17e6cc\">");

client.println("<hr/><hr>"); client.println("<h4><center> IoT Starter Kit Besic: Kontrol 2 LED via Internet </center></h4>");

client.println("<h1><center> SEKOLAHAN.ID </center></h4>");

client.println("<hr/><hr>"); client.println("<br><br>");

client.println("<br><br>");

client.println("<center>"); client.println("LED 1");

client.println("<a href=\"/led lon\"\"><button>Turn On

</button></a>");

client.println("<a href=\"/led1off\"\"><button>Turn Off

</button></a><br/>"); client.println("</center>");