!7

set flag NoNanoHTTPD.

concept BEAObject {
}

module /*cmodule2*/ GazelleBEA > DynGazelleRocks {
  void init {
    super.init();
    botName = heading = adminName = "Gazelle BEA";
    set enableVars;
    set showTalkToBotLink;
    unset phoneNumberSpecialInputField;
  }
  
  L<Class> crudClasses(Req req) {
    ret listPlus(super.crudClasses(req), BEAObject);
  }
  
  S authFormHeading() {
    ret h3("Gazelle BEA");
  }
  
  void makeFramer(Req req) {
    super.makeFramer(req);
      req.framer.renderTitle = () -> h1(ahref(baseLink + "/", "Gazelle BEA")
      + " " + htmlEncode2(req.framer.title));
  }

  <A extends Concept> HCRUD_Concepts<A> crudData(Class<A> c, Req req) {
    HCRUD_Concepts<A> cc = super.crudData(c, req);
    
    if (c == BEAObject) {
      cc.itemName = () -> "BEA Object";
      
      cc.getObjectForDuplication = id -> {
        MapSO item = cc.getObjectForDuplication_base(id);
        item.put(creator := req.auth.user!); // set default creator to current user
        item.put(createdFrom := getConcept(toLong(id)));
        ret item;
      };
    }

    ret cc;
  }

  <A extends Concept> HCRUD makeCRUD(Class<A> c, Req req, HTMLFramer1 framer) {
    HCRUD crud = super.makeCRUD(c, req, framer);

    if (c == BEAObject) {
      crud.massageFormMatrix = (map, matrix) -> {
        matrix.add(ll("Add field", htmlTable2_noHtmlEncode(ll(
          ll("Name", htextfield newField_name(), "Value", htextfield newField_value())),
          noHeader := true)));
      };
      crud.preprocessUpdateParams = params -> {
        params = cloneMap(params);
        S name = params.get("newField_name"), value = params.get("newField_value");
        if (nempty(name) && nempty(value))
          params.put(crud.fieldPrefix + name, value);
        ret params;
      };
    }
    
    ret crud;
  }
  
  O serveBotFunction(Req req, S function, Map data, User user) {
    if (eq(function, "beaList")) {
      long changedAfter = toLong(data.get("changedAfter"));
      double pollFor = min(bot_maxPollSeconds, toLong(data.get("pollFor"))); // how long to poll (seconds)
      long startTime = sysNow();

      // We're super-anal about catching all changes. This will probably never trigger
      if (changedAfter > 0 && changedAfter == now()) sleep(1);
      
      Cl<BEAObject> objects;
      while true {
        objects = changedAfter == 0 ? list(BEAObject)
          : conceptsWithFieldGreaterThan_sorted(BEAObject, _modified := changedAfter);

        // return when there are results, no polling or poll expired
        if (nempty(objects) || pollFor == 0 || elapsedSeconds_sysNow(startTime) >= pollFor)
          ret serveJSON_breakAtLevels(2, result := map(objects, obj ->
            litmap(id := obj.id) // TODO
          ));

        // sleep and try again
        sleep(bot_pollInterval);
      }
    }
    
    ret super.serveBotFunction(req, function, data, user);
  }
} // end of module