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#include <ESP8266WiFi.h>

const char* ssid = "INTEL......";
const char* password = "moises.......";

int ledPin1 = D4;// pino D1
int ledPin2 = BUILTIN_LED;//led onboard

WiFiServer server(80);

void setup() {
  WiFi.persistent(false);//melhora a estabilidade da placa
  Serial.begin(115200);
  delay(10);

  Serial.println();
  Serial.println();
  Serial.print("Pino 1 = ");
  Serial.println(ledPin1);
  Serial.print("Pino 2 = ");
  Serial.println(ledPin2);

  pinMode(ledPin1, OUTPUT);
  digitalWrite(ledPin1, LOW);

  pinMode(ledPin2, OUTPUT);
  digitalWrite(ledPin2, LOW);

  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.print("/");
}

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();

  int value1 = LOW;
  int value2 = HIGH; //BUILTIN_LED

  if (request.indexOf("/LED1=ON") != -1) {
    digitalWrite(ledPin1, HIGH);
    Serial.println("Led 1 ligado");
    value1 = HIGH;
  }

  if (request.indexOf("/LED1=OFF") != -1) {
    digitalWrite(ledPin1, LOW);
    Serial.println("Led 1 desligado");
    value1 = LOW;
  }

  if (request.indexOf("/LED2=ON") != -1) {
    digitalWrite(ledPin2, LOW);
    Serial.println("Led 2 ligado");
    value2 = LOW;
  }

  if (request.indexOf("/LED2=OFF") != -1) {
    digitalWrite(ledPin2, HIGH);
    Serial.println("Led 2 desligado");
    value2 = HIGH;
  }

  // Return the response
  String b = "";
  b += (F("<!DOCTYPE html>"));
  b += (F("<html lang='en'>"));
  b += (F("<head>"));
  b += (F("<title>MOISES Example</title>"));
  b += (F("<meta charset='utf-8'>"));
  b += (F("<meta name='viewport' content='width=device-width, initial-scale=1'>"));
  b += (F("<link rel='stylesheet' href='https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css'>"));
  b += (F("<script src='https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js'></script>"));
  b += (F("<script src='https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js'></script>"));

  b += (F("</head>"));
  b += (F("<body>"));
  b +=(F("<input type='button' class='btn btn-info' id='btn1' onclick='clickBtn1()' value='Ligar'></input>"));
  b += (F("<input type='button' class='btn btn-info' id='btn2' onclick='clickBtn2()' value='Ligar'></input>"));
  b += (F("<script type='text/javascript'>"));
  b += (F("function clickBtn1(){"));
  b += (F("xmlhttp = new XMLHttpRequest();"));
  b += (F("btn1 = document.getElementById('btn1');"));
  b += (F("if (btn1.value == 'Ligar') {"));
  b += (F("xmlhttp.onreadystatechange = function() {"));
  b += (F("if (this.readyState == 4 && this.status == 200) {"));
  b += (F("btn1.value = 'Desligar';"));
  b += (F("}"));
  b += (F("};"));
  b += (F("xmlhttp.open('SET', '/LED1=ON', true);"));
  b += (F("xmlhttp.send();  "));
  b += (F("} else {"));
  b += (F("xmlhttp.onreadystatechange = function() {"));
  b += (F("if (this.readyState == 4 && this.status == 200) {"));
  b += (F("btn1.value = 'Ligar';"));
  b += (F("}"));
  b += (F("};"));
  b += (F("xmlhttp.open('SET', '/LED1=OFF', true);"));
  b += (F("xmlhttp.send();  "));
  b += (F("}"));
  b += (F("}"));
  b += (F("function clickBtn2(){"));
  b += (F("xmlhttp = new XMLHttpRequest();"));
  b += (F("btn1 = document.getElementById('btn2');"));
  b += (F("if (btn1.value == 'Ligar') {"));
  b += (F("xmlhttp.onreadystatechange = function() {"));
  b += (F("if (this.readyState == 4 && this.status == 200) {"));
  b += (F("btn1.value = 'Desligar';"));
  b += (F("}"));
  b += (F("};"));
  b += (F("xmlhttp.open('SET', '/LED2=ON', true);"));
  b += (F("xmlhttp.send();"));
  b += (F("} else {"));
  b += (F("xmlhttp.onreadystatechange = function() {"));
  b += (F("if (this.readyState == 4 && this.status == 200) {"));
  b += (F("btn1.value = 'Ligar';"));
  b += (F("}"));
  b += (F("};"));
  b += (F("xmlhttp.open('SET', '/LED2=OFF', true);"));
  b += (F("xmlhttp.send();  "));
  b += (F("}"));
  b += (F("}"));
  b += (F("</script>"));
  b += (F("</body>"));
  b += (F("</html>"));

  client.print(b);
  client.flush();
  client.stop();
  delay(1);
  Serial.println("Client disconnected");
  Serial.println("");
}