public async Task <OperationResultDTO <string> > CreateAsync(CreateTshirtDTO model, string email) { var result = new OperationResultDTO <string>(); var user = await _userManager.FindByEmailAsync(email); var category = await _categoryService.FindCategoryAsync(c => c.Name == model.Category, false); var gender = await _genderService.FindGenderAsync(c => c.Name == model.Gender, false); try { var shirt = new TShirt { Name = model.Name, Description = model.Description, PictureUrl = model.PictureUrl, Price = model.Price, UserId = user.Id, CategoryId = category.Id, GenderId = gender.Id, CreateDate = DateTime.Now }; _repositoryManager.Tshirt.CreateTShirt(shirt); await _repositoryManager.SaveAsync(); result.Success = true; result.Message = "New t-shirt has been created"; return(result); } catch (Exception ex) { result.Success = false; result.Message = "There is something wrong"; result.Data = ex.Message; return(result); } }