public async Task <IEnumerable <SelectListItem> > GetDepartments(Guid?facultyId) { var faculty = await _requestSender.GetContetFromRequestAsyncAs <Faculty>( await _requestSender.SendGetRequestAsync("https://localhost:44389/api/Faculties/one?id=" + facultyId) ); IEnumerable <SelectListItem> departmentsSelectListItems = faculty.Departments.OrderBy(n => n.Name) .Select(n => new SelectListItem { Value = n.Id.ToString(), Text = n.Name }).ToList(); return(new SelectList(departmentsSelectListItems, "Value", "Text")); }