!747

m {
  !include #1000850 // TableFinder

  static DialogIO cacheBot;
  static int linesSent;
  
  p {
    cacheBot = findMandatoryBot("Snippet Cache Bot");

    for (Change c : getLatestChanges())
      updateCache(c);
      
    print("Done, collecting responses from cache bot.");
      
    while (linesSent > 0) {
      --linesSent;
      cacheBot.waitForLine();
      print("CacheBot says: " + cacheBot.readLineNoBlock());
    }
  }
  
  static S sourceInfo() {
    return "meta " + quote(getProgramID() + "@" + getComputerID() + "@" + now()) + " - ";
  }
  
  static void toCacheBot(S s) {
    print("@Cache Bot: " + s);
    cacheBot.sendLine(s);
    ++linesSent;
  }
  
  static void updateCache(Change c) {
    toCacheBot(sourceInfo() + "Just got it from the web. Snippet " + quote(c.id) + " now has md5 " + quote(c.md5) + " and title " + quote(c.title) + ".");
  }
  
  static class Change {
    S id, title, md5;
    
    *(S *id, S *title, S *md5) {}
    *() {}
  }
  
  static L<Change> getLatestChanges() {
    S html = loadPage("http://tinybrain.de:8080/tb/snippets.php?withmd5=1");
    new TableFinder finder;
    finder.go(html);
    
    new L<Change> changes;
    for (int i = 1; i < finder.data.size(); i++) {
      L<S> row = finder.getRow(i);
      S title = dropAllTags(row.get(0));
      S id = dropAllTags(row.get(1));
      S md5 = dropAllTags(row.get(2));
      changes.add(new Change(id, title, md5));
    }
    return changes;
  }
}