public async Task UpdateArticleAsync(ArticleInfoModel article, ArticleContentModel articleContentModel)
{
if (article == null || articleContentModel == null)
{
throw new ArgumentNullException();
}
var ae = ModelEntityHelper.ArticleM2E(article);
_dBContext.Articles.Update(ae);
await _dBContext.SaveChangesAsync();
}
public async Task AddArticleAsync(ArticleInfoModel article, ArticleContentModel articleContentModel)
{
if (article == null || articleContentModel == null)
{
throw new ArgumentNullException();
}
using (var trans = _dBContext.Database.BeginTransaction())
{
try
{
string category = article.Category;
var categoryEntity = await _dBContext.Categories.Where(c => c.CategoryName == category).SingleOrDefaultAsync();
if (categoryEntity == null)
{
categoryEntity = new CategoryEntity
{
CategoryName = category
};
}
var entity = ModelEntityHelper.ArticleM2E(article);
var content = ModelEntityHelper.ContentM2E(articleContentModel);
entity.ArticleContent = content;
entity.Category = categoryEntity;
await _dBContext.Articles.AddAsync(entity);
await _dBContext.SaveChangesAsync();
trans.Commit();
}
catch
{
trans.Rollback();
}
}
}