#include <WiFi.h>

const int stepPin = 19;
const int dirPin = 18;

const char* ssid     = "CasaVerde-2.4G";
const char* password = "Casa11619@";

WiFiServer server(80);

void setup()
{
  Serial.begin(115200);

  pinMode (stepPin, OUTPUT);
  pinMode (dirPin, OUTPUT);    // define pino 5 como saída

  delay(10);

  // Conectando ao WiFi

  Serial.println();
  Serial.println();
  Serial.print("Conectando à ");
  Serial.println(ssid);

  WiFi.begin(ssid, password);

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

  IPAddress ip(10, 0, 0, 123);     // IP fixo para o ESP32 
  IPAddress gateway(10, 0, 0, 1);  // IP do seu roteador
  IPAddress subnet(255, 255, 255, 0); // máscara da sua rede


  WiFi.config(ip, gateway, subnet);

  Serial.println("");
  Serial.println("WiFi conectado.");
  Serial.println("Endereço IP: ");
  Serial.println(ip);

  server.begin();
}

int value = 0;

void loop() {

  WiFiClient client = server.available();

  if (client) {
    Serial.println("New Client.");
    String currentLine = "";
    while (client.connected()) {
      if (client.available()) {
        char c = client.read();                // read a byte, then
        Serial.write(c);                       // print it out the serial monitor
        if (c == '\n') {                       // if the byte is a newline character

          // if the current line is blank, you got two newline characters in a row.
          // that's the end of the client HTTP request, so send a response:
          if (currentLine.length() == 0) {
            // HTTP headers always start with a response code (e.g. HTTP/1.1 200 OK)
            // and a content-type so the client knows what's coming, then a blank line:
            client.println("HTTP/1.1 200 OK");
            client.println("Content-type:text/html");
            client.println();

            client.println("<center>");
            client.println("<br>");
            client.println("<a href=\"/bot\"><button>Botão</button></a>");
            client.println("<br>");

            client.println("</center>");

            // The HTTP response ends with another blank line:
            client.println();
            // break out of the while loop:
            break;
          } else {      // if you got a newline, then clear currentLine:
            currentLine = "";
          }
        } else if (c != '\r') {  // if you got anything else but a carriage return character,
          currentLine += c;      // add it to the end of the currentLine
        }

        if (currentLine.endsWith("GET /bot")) {
          digitalWrite(dirPin, HIGH);
          for(int x = 0; x < 200; x++) {
          digitalWrite(stepPin,HIGH);
          delayMicroseconds(2000);
          digitalWrite(stepPin,LOW);
          delayMicroseconds(2000);
        }
      }
    }
    // close the connection:
    client.stop();
    Serial.println("Client Disconnected.");
  }
  delay(10);
}
}