public static async Task <List <ItemSearchResult> > GetItemsByNumberFullOrName(string numberFullOrName, int pageNumber = 1, int pageSize = 10, bool includeExtraResult = false, int?itemType = null) { try { List <ItemSearchResult> searchResults = await client.GetItemsByNumberFullOrNameAsync(numberFullOrName, pageNumber, pageSize, includeExtraResult, itemType); return(searchResults); } catch (Exception ex) { //AuthenticationService.Logout(); return(null); } }