public IHttpActionResult GetAllFlightIds()
{
FCS = FlyingCenterSystem.GetFlyingCenterSystemInstance();
IAnonymousUserFacade anonymousFacade = FCS.GetFacade(null) as IAnonymousUserFacade;
IList <long> fligthIds = anonymousFacade.GetAllFlightsIds();
if (fligthIds.Count == 0)
{
return(NotFound());
}
return(Ok(fligthIds));
}