Function CmdChangeServiceInt

src/vehicle_cmd.cpp:1116–1141

* Change the service interval of a vehicle * @param flags type of operation * @param veh_id vehicle ID that is being service-interval-changed * @param serv_int new service interval * @param is_custom service interval is custom flag * @param is_percent service interval is percentage flag * @return the cost of this operation or an error */

 * @return the cost of this operation or an error
 */
CommandCost CmdChangeServiceInt(DoCommandFlags flags, VehicleID veh_id, uint16_t serv_int, bool is_custom, bool is_percent)
{
	Vehicle *v = Vehicle::GetIfValid(veh_id);
	if (v == nullptr || !v->IsPrimaryVehicle()) return CMD_ERROR;

	CommandCost ret = CheckOwnership(v->owner);
	if (ret.Failed()) return ret;

	const Company *company = Company::Get(v->owner);
	is_percent = is_custom ? is_percent : company->settings.vehicle.servint_ispercent;

	if (is_custom) {
		if (serv_int != GetServiceIntervalClamped(serv_int, is_percent)) return CMD_ERROR;
	} else {
		serv_int = CompanyServiceInterval(company, v->type);
	}

	if (flags.Test(DoCommandFlag::Execute)) {
		v->SetServiceInterval(serv_int);
		v->SetServiceIntervalIsCustom(is_custom);
		v->SetServiceIntervalIsPercent(is_percent);
		SetWindowDirty(WC_VEHICLE_DETAILS, v->index);
	}

	return CommandCost();
}