#include <SPI.h>
#include <Ethernet.h>

/*
 String vars;
            char c = client.read();
            vars.concat(c);

            char p = vars.indexOf('?');
            char String2 = vars[p+1]+vars[p+2]+vars[p+3];

            Serial.println("=============================");
            Serial.println("Minha variavel que eu quero: ");
            Serial.println(String2);
            Serial.println("=============================");
*/




byte mac[] = {0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED};

IPAddress ip(192,168,1,111);
IPAddress gateway(192,168,1,1);
IPAddress subnet(255,255,255,0);

EthernetServer server(80);
void setup()
{
  Serial.begin(9600);
  Ethernet.begin(mac,ip,gateway,subnet);
  server.begin();

  Serial.println("Server ativo no IP: ");
  Serial.print(Ethernet.localIP());
}

void loop()
{
  EthernetClient client = server.available();
  if(client)
  {
    boolean continua = true;


    while(client.connected())
    {
      if(client.available()){
        char c = client.read();

        Serial.print(c);

        String vars;
        vars.concat(c);

        char p;
        p = vars.indexOf('?');

        char String2;
        String2 = vars[p+1]+vars[p+1]+vars[p+1];



        if(c == '\n' && continua)
        {
          client.println("HTTP/1.1 200 OK");
          client.println();
          client.println("Conectado com sucesso no IP: ");
          client.print(Ethernet.localIP());





          break;
        }

        if(c == '\n') { continua = true; }
        else if (c != '\r') { continua = false; }
      }
    }

     delay(1);
     client.stop();
  }
  delay(50);
}