public async Task <IEnumerable <Airport> > GetAllEuropeanAirportsAsyncByCountry(string country) { var airportFeedItems = await _feedRepository.GetEuropeanAirportsAsync(); airportFeedItems = airportFeedItems.Where( c => c.CountryIsoCode.Equals(CountryMap.GetCountryCode(country), StringComparison.OrdinalIgnoreCase)); var airports = _mapper.Map <IEnumerable <Airport> >(airportFeedItems).ToList(); SortAirports(airports); return(airports); }