public async Task <Guid> CreateArticle(string title, string content, string introContent, Guid[] categoryIds, Guid userId) { using (IArticleService articleSvc = new ArticleService()) { ////处理内容 //string IntroContent = FilterHTML(content); Article article = new Article() { Title = title, Content = content, IntroContent = introContent, UserId = userId, IsTop = categoryIds != null?categoryIds.Contains(Guid.Parse("00000000-0000-0000-0000-000000000001")) : false }; await articleSvc.CreatAsync(article);//添加完会自动有Id值 Guid articleId = article.Id; using (IArticleToCategory articleToCategorySvc = new ArticleToCategoryService()) { if (categoryIds != null)//当分类不为空时才循环添加 { foreach (var categroyId in categoryIds) { await articleToCategorySvc.CreatAsync(new ArticleToCategory() { ArticleId = articleId, BlogCategoryId = categroyId }, false); } } await articleToCategorySvc.Save(); } return(articleId); } }