!7

cmodule IndexedSimpleWikipedia > DynPrintLog {
  transient volatile Map<S, WikiPage> theMap;
  transient volatile bool loadError;
  
  start {
    thread {
      try {
        theMap = indexedSimpleWikipedia_fast();
        print("Have " + n2(theMap, "topic") + ".");
        print("Ready.");
      } on fail {
        loadError = true;
      }
    }
    
    dm_registerAs('indexedSimpleWikipedia);
  }
  
  void waittt {
    if (theMap == null) {
      print("Waiting for Wikipedia to be loaded...");
      while (!loadError && theMap == null && licensed()) {
        sleepSeconds(1.0);
      }
    }
  }
  
  // API
  
  S textForTopic(S topic) {
    waittt();
    ret getString text(mapGet(theMap, topic));
  }
  
  Set<S> topics() {
    waittt();
    ret keys(theMap);
  }
}