public InvokeResult <bool> SubmitForm(ArticleCategory entity)
{
var expression = ExtLinq.True <ArticleCategory>();
expression = expression.And(w => w.Title == entity.Title);
if (!entity.Id.IsEmpty())
{
expression = expression.And(w => w.Id != entity.Id);
}
if (_Respository.Any(expression))
{
return(RequestResult.Failed <bool>("该分类标题已存在，请重新输入"));
}
bool b = _Respository.CreateOrUpdate(entity);
return(RequestResult.Result(b));
}
