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!7

sclass PrivateChat extends DynPrintLog {
  S receiver, msg;
  bool sign;
  transient StefansOS_ConnectToServer connector;
  
  visualize {
    ret centerAndSouthWithMargins(
      super.visualize(),
      centerAndEastWithMargin(
        jLine(
          jLabel("Send to"),
          jMinWidth(100, jLiveValueTextField_bothWays(dm_fieldLiveValue('receiver))),
          jLabel(":")),
          onEnterAndCtrlEnter(jLiveValueTextField_bothWays(dm_fieldLiveValue('msg)), rThread sendMsg)),
        centerAndEastWithMargin(jLiveValueCheckBox("Sign", dm_fieldLiveValue('sign)), jbutton("Send", rThread sendMsg)));
  }
  
  void sendMsg {
    postMsg(trim(msg), sign);
    setField(msg := "");
  }
  
  void postSigned(S receiver, S msg) { postMsg(receiver, msg, true); }
  void postMsg(S receiver, S msg, bool sign) {
    if (empty(receiver = trim(receiver))) ret;
    if (!possibleComputerID(receiver)) ret with infoBox("Not a computer ID: " + receiver);
    if (empty(msg = trim(msg))) ret;
    if (sign) msg = signWithComputerIDAndDate(msg);
    vmBus_send('sendingToPrivateChat, receiver, msg);
    //logQuotedWithDate(javaxDataDir("OS Chat/sent.log"), msg);
    print("Sending to " + receiver + ": " + msg);
    connector.sendLine(receiver + " " + quote(msg));
  }
  
  void cleanMeUp { cleanUp(connector); }
  
  start {
    thread { exportComputerPublicKeyToServerMechList(); }
    connector = new StefansOS_ConnectToServer;
    connector.onLine = voidfunc(S line) {
      new Matches m;
      if (startsWith(line, "privately from ", m)) {
        S s = m.rest();
        int i = indexOf(s, ':');
        S sender = takeFirst(s, i):
        S msg = unquote(substring(s, i+2));
        printWithIndent(sender + " >> ", msg);
        vmBus_send('gotFromPrivateChat, sender, msg);
        //logQuotedWithDate(stefansOS_chat_receivedLogFile(), msg);
      }
    };
    connector.startWithSubs("privateChat");
  }
}