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!7

sclass AllOnlineComputers extends DynCalculatedList {
  L<S> data;
  transient DialogIO io;
  
  L<S> calc() { ret data; }
  
  void cleanMeUp {
    if (io != null) io.close();
  }
  
  start {
    connect();
    doEvery(30000, r { if (io != null) io.sendLine("") });
  }
  
  void connect {
    thread "Connect" {
      while licensed {
        try {
          io = talkTo("smartbot.botcompany.de", 6000);
          io.getSocket().setSoTimeout(30000+10000);
          print("Connected.");
          temp tempAfterwards(r { print("Disconnected.") });
          io.sendLine(format("computerID=*", computerID()));
          io.sendLine(format("sub *", "computerIDs"));
          print("Sent computer ID: " + computerID());
          S line;
          while ((line = io.readLine()) != null) {
            if (nempty(line)) print("Have msg: " + line);
            new Matches m;
            if (swic(line, "ComputerIDs = ", m)) {
              LS rawData = safeUnstruct($1);
              fO computerNames = dm_computerNames_opt();
              //setField(data := computerIDs_markMyself(rawData));
              setField(data := sortedIC(map(rawData, func(S id) -> S {
                S name = dm_callOpt(computerNames, 'nameForID, id);
                ret (eq(id, computerID()) ? "[me] " : "")
                  + (nempty(name) ? name + " (" + id + ")" : id);
              })));
              vmBus_send('onlineComputerIDs, rawData);
            }
          }
        } catch e { // pcall would also do an annoying message box
          printShortException(e);
        }
        io = null;
        sleepSeconds(5);
      }
    }
  }
  
  // API
  
  LS onlineComputerIDs() { ret data; }
}