/// <summary> /// Return the List of Cities /// </summary> /// <param name="id"></param> /// <returns></returns> public async Task <IActionResult> GetCities(int id) { BaseResult <List <CityViewModel> > cityResult = new BaseResult <List <CityViewModel> >(); if (id < 1) { cityResult.Message = Constants.BadRequestErrorMessage.InvalidCountyRequest; return(BadRequest(cityResult)); } var cacheData = RedisCacheHelper.Instance.Get <List <CityViewModel> >(Constants.CacheKeys.CityList); if (cacheData != null && cacheData.Any()) { cityResult.Result = cacheData; } else { BaseResult <List <City> > cityResultData = await iMasterData.GetCities().ConfigureAwait(false); if (cityResultData.IsError && cityResultData.ExceptionMessage != null) { return(new StatusCodeResult(500)); } else if (cityResultData.Result == null || cityResultData.Result.Count == 0) { return(NoContent()); //204 } else { // mapping model to viewmodel List <CityViewModel> cityListAll = DbMapperMasterdata.MapAllCity(cityResultData); cityResult.Result = cityListAll; RedisCacheHelper.Instance.Set <List <CityViewModel> >(Constants.CacheKeys.CityList, cityListAll, false); } } cityResult.Result = cityResult.Result.Where(p => p.CountryId == id).ToList(); return(Ok(cityResult)); //200 }