async void GetInterestAndProduct() { var api = this.api; var Comp = api.CompanyEntity; InterestCache = Comp.GetCache(typeof(Uniconta.DataModel.CrmInterest)) ?? await api.LoadCache(typeof(Uniconta.DataModel.CrmInterest)); cmbInterests.ItemsSource = InterestCache?.GetKeyList(); ProductCache = Comp.GetCache(typeof(Uniconta.DataModel.CrmProduct)) ?? await api.LoadCache(typeof(Uniconta.DataModel.CrmProduct)); cmbProducts.ItemsSource = ProductCache?.GetKeyList(); Debtors = Comp.GetCache(typeof(Uniconta.DataModel.Debtor)) ?? await api.LoadCache(typeof(Uniconta.DataModel.Debtor)); Prospects = Comp.GetCache(typeof(Uniconta.DataModel.CrmProspect)) ?? await api.LoadCache(typeof(Uniconta.DataModel.CrmProspect)); Creditors = Comp.GetCache(typeof(Uniconta.DataModel.Creditor)) ?? await api.LoadCache(typeof(Uniconta.DataModel.Creditor)); Contacts = Comp.GetCache(typeof(Uniconta.DataModel.Contact)) ?? await api.LoadCache(typeof(Uniconta.DataModel.Contact)); }