Function UpdateStationWaiting

src/station_cmd.cpp:4401–4447

}

static uint UpdateStationWaiting(Station *st, CargoType cargo, uint amount, Source source)
{
	/* We can't allocate a CargoPacket? Then don't do anything
	 * at all; i.e. just discard the incoming cargo. */
	if (!CargoPacket::CanAllocateItem()) return 0;

	GoodsEntry &ge = st->goods[cargo];
	amount += ge.amount_fract;
	ge.amount_fract = GB(amount, 0, 8);

	amount >>= 8;
	/* No new "real" cargo item yet. */
	if (amount == 0) return 0;

	StationID next = ge.GetVia(st->index);
	ge.GetOrCreateData().cargo.Append(new CargoPacket(st->index, amount, source), next);
	LinkGraph *lg = nullptr;
	if (ge.link_graph == LinkGraphID::Invalid()) {
		if (LinkGraph::CanAllocateItem()) {
			lg = new LinkGraph(cargo);
			LinkGraphSchedule::instance.Queue(lg);
			ge.link_graph = lg->index;
			ge.node = lg->AddNode(st);
		} else {
			Debug(misc, 0, "Can't allocate link graph");
		}
	} else {
		lg = LinkGraph::Get(ge.link_graph);
	}
	if (lg != nullptr) (*lg)[ge.node].UpdateSupply(amount);

	if (!ge.HasRating()) {
		InvalidateWindowData(WC_STATION_LIST, st->owner);
		ge.status.Set(GoodsEntry::State::Rating);
	}

	TriggerStationRandomisation(st, st->xy, StationRandomTrigger::NewCargo, cargo);
	TriggerStationAnimation(st, st->xy, StationAnimationTrigger::NewCargo, cargo);
	TriggerAirportAnimation(st, AirportAnimationTrigger::NewCargo, cargo);
	TriggerRoadStopRandomisation(st, st->xy, StationRandomTrigger::NewCargo, cargo);
	TriggerRoadStopAnimation(st, st->xy, StationAnimationTrigger::NewCargo, cargo);


	SetWindowDirty(WC_STATION_VIEW, st->index);
	st->MarkTilesDirty(true);
	return amount;
}

static bool IsUniqueStationName(const std::string &name)
{