sclass StreamingWitAIUploader {
  S mimeType = "audio/mpeg3";
  S language = "english";
  URL url;
  URLConnection con;
  OutputStream out;
  long bytesSent;

  void start ctex {
    print("Initiating wit.ai call");
    
    S token = witAITokenForLanguage(language);
    url = new URL("https://api.wit.ai/speech?v=20160526");
    con = url.openConnection();
    con.setRequestProperty("Authorization", "Bearer " + token);
    con.setRequestProperty("Content-Type", mimeType);
    con.setDoOutput(true);
    out = con.getOutputStream();
  }
  
  void sendData(byte[] data) ctex {
    out.write(data);
    bytesSent += l(data);
  }
  
  S get() ctex {
    if (out == null) null;
    printWithMilliseconds("Sent " + nBytes(bytesSent) + " to wit.ai");
    out.flush();
    S json = loadPage(con, url);
    S text = getString(jsonDecodeMap(json), "_text");
    printWithMilliseconds("wit.ai responded: " + text);
    if (eq(text, "hallo")) {
      text = "";
      print("WIT.AI WORKAROUND");
    }
    dispose out;
    ret text;
  }
  
  void cleanMeUp {
    dispose out;
  }
}