public ArticleSubFamilyPartnerVatsResponse Post(ArticleSubFamilyPartnerVats request)
        {
            if (request.ArticleSubFamilyPartnerVat.Id > 0)
              {
            Bm2s.Data.Common.BLL.Parameter.ArticleSubFamilyPartnerVat item = Datas.Instance.DataStorage.ArticleSubFamilyPartnerVats[request.ArticleSubFamilyPartnerVat.Id];
            item.AccountingEntry = request.ArticleSubFamilyPartnerVat.AccountingEntry;
            item.ArticleSubFamilyId = request.ArticleSubFamilyPartnerVat.ArticleSubFamily.Id;
            item.Multiplier = Convert.ToDouble(request.ArticleSubFamilyPartnerVat.Multiplier);
            item.PartnerId = request.ArticleSubFamilyPartnerVat.Partner.Id;
            item.Rate = Convert.ToDouble(request.ArticleSubFamilyPartnerVat.Rate);
            item.VatId = request.ArticleSubFamilyPartnerVat.Vat.Id;
            Datas.Instance.DataStorage.ArticleSubFamilyPartnerVats[request.ArticleSubFamilyPartnerVat.Id] = item;
              }
              else
              {
            Bm2s.Data.Common.BLL.Parameter.ArticleSubFamilyPartnerVat item = new Data.Common.BLL.Parameter.ArticleSubFamilyPartnerVat()
            {
              AccountingEntry = request.ArticleSubFamilyPartnerVat.AccountingEntry,
              ArticleSubFamilyId = request.ArticleSubFamilyPartnerVat.ArticleSubFamily.Id,
              Multiplier = Convert.ToDouble(request.ArticleSubFamilyPartnerVat.Multiplier),
              PartnerId = request.ArticleSubFamilyPartnerVat.Partner.Id,
              Rate = Convert.ToDouble(request.ArticleSubFamilyPartnerVat.Rate),
              VatId = request.ArticleSubFamilyPartnerVat.Vat.Id
            };

            Datas.Instance.DataStorage.ArticleSubFamilyPartnerVats.Add(item);
            request.ArticleSubFamilyPartnerVat.Id = item.Id;
              }

              ArticleSubFamilyPartnerVatsResponse response = new ArticleSubFamilyPartnerVatsResponse();
              response.ArticleSubFamilyPartnerVats.Add(request.ArticleSubFamilyPartnerVat);
              return response;
        }
        public ArticleSubFamilyPartnerVatsResponse Delete(ArticleSubFamilyPartnerVats request)
        {
            Bm2s.Data.Common.BLL.Parameter.ArticleSubFamilyPartnerVat item = Datas.Instance.DataStorage.ArticleSubFamilyPartnerVats[request.ArticleSubFamilyPartnerVat.Id];
              Datas.Instance.DataStorage.ArticleSubFamilyPartnerVats.Remove(item);

              ArticleSubFamilyPartnerVatsResponse response = new ArticleSubFamilyPartnerVatsResponse();
              response.ArticleSubFamilyPartnerVats.Add(request.ArticleSubFamilyPartnerVat);
              return response;
        }
        public ArticleSubFamilyPartnerVatsResponse Get(ArticleSubFamilyPartnerVats request)
        {
            ArticleSubFamilyPartnerVatsResponse response = new ArticleSubFamilyPartnerVatsResponse();
              List<Bm2s.Data.Common.BLL.Parameter.ArticleSubFamilyPartnerVat> items = new List<Data.Common.BLL.Parameter.ArticleSubFamilyPartnerVat>();
              if (!request.Ids.Any())
              {
            items.AddRange(Datas.Instance.DataStorage.ArticleSubFamilyPartnerVats.Where(item =>
              (request.ArticleSubFamilyId == 0 || item.ArticleSubFamilyId == request.ArticleSubFamilyId) &&
              (request.PartnerId == 0 || item.PartnerId == request.PartnerId) &&
              (request.VatId == 0 || item.VatId == request.VatId)
              ));
              }
              else
              {
            items.AddRange(Datas.Instance.DataStorage.ArticleSubFamilyPartnerVats.Where(item => request.Ids.Contains(item.Id)));
              }

              var collection = (from item in items
                        select new Bm2s.Poco.Common.Parameter.ArticleSubFamilyPartnerVat()
                              {
                                AccountingEntry = item.AccountingEntry,
                                ArticleSubFamily = new ArticleSubFamiliesService().Get(new ArticleSubFamilies() { Ids = new List<int>() { item.ArticleSubFamilyId } }).ArticleSubFamilies.FirstOrDefault(),
                                Id = item.Id,
                                Multiplier = Convert.ToDecimal(item.Multiplier),
                                Partner = new PartnersService().Get(new Partners() { Ids = new List<int>() { item.PartnerId } }).Partners.FirstOrDefault(),
                                Rate = Convert.ToDecimal(item.Rate),
                                Vat = new VatsService().Get(new Vats() { Ids = new List<int>() { item.VatId } }).Vats.FirstOrDefault()
                              }).AsQueryable().OrderBy(request.Order, !request.DescendingOrder);

              response.ItemsCount = collection.Count();
              if (request.PageSize > 0)
              {
            response.ArticleSubFamilyPartnerVats.AddRange(collection.Skip((request.CurrentPage - 1) * request.PageSize).Take(request.PageSize));
              }
              else
              {
            response.ArticleSubFamilyPartnerVats.AddRange(collection);
              }

              try
              {
            response.PagesCount = collection.Count() / response.ArticleSubFamilyPartnerVats.Count + (collection.Count() % response.ArticleSubFamilyPartnerVats.Count > 0 ? 1 : 0);
              }
              catch
              {
            response.PagesCount = 1;
              }

              return response;
        }