static class SlackMsg {

  S user, botName; // one of these is going to be set

  S type, text, ts;

  O reactions;

}

static L<SlackMsg> slackReadTalkingBots(int limit) {

  ret slackReadTalkingBots(limit, null);

}

static L<SlackMsg> slackReadTalkingBots(int limit, S oldest) {

  S channelID = "C0FH9PY8J"; // #talkingbots

  S token = loadSecretTextFileMandatory("#1001889", "relp-slack-botstuff-token").trim();

  S url = "https://slack.com/api/channels.history";

  S postData = "token=" + urlencode(token) + "&channel=" + urlencode(channelID) + "&count=" + limit

    + (oldest != null ? "&oldest=" + urlencode(oldest) : "");

  S data = doPost(postData, url);

  Map map = cast jsonDecode(data);

  assertTrue(map.get("ok"));

  List<Map> _msgs = cast map.get("messages");

  new L<SlackMsg> msgs;

  for (Map msg : reversedList(_msgs)) {

    new SlackMsg m;

    m.type = (S) msg.get("type");

    m.user = (S) msg.get("user");

    m.botName = (S) msg.get("username");

    m.text = (S) msg.get("text");

    m.ts = (S) msg.get("ts");

    m.reactions = msg.get("reactions");

    msgs.add(m);

    //print(structure(m));

  }

  print(l(msgs) + " messages sucked from slack channel.");

  ret msgs;

}