public User GetUserById(string userId)
{
if (string.IsNullOrWhiteSpace(userId))
{
throw new Exception("用户ID不能为空");
}
return(_user.Find(x => x.UserId == userId));
}
public Article GetModelById(string id)
{
var result = new Article();
if (!string.IsNullOrWhiteSpace(id))
{
result = _article.Find(x => x.ArticleId == id);
}
return(result);
}
public bool Delete(string id, bool isLogic = true)
{
var result = false;
try
{
if (!string.IsNullOrWhiteSpace(id))
{
if (isLogic)
{
var model = _category.Find(x => x.CategoryId == id);
if (model != null)
{
_category.Update(model);
result = true;
}
}
else
{
_category.Delete(id);
result = true;
}
}
}
catch (Exception)
{
throw;
}
return(result);
}
public string GetMenuCategoryId(string id)
{
var result = string.Empty;
if (string.IsNullOrWhiteSpace(id))
{
return(result);
}
var exp = new PredicatePack <Menu>();
exp.PushAnd(x => x.MenuId == id);
exp.PushAnd(x => x.CategoryId != null);
var exist = _menu.Find(exp);
return(exist != null ? exist.CategoryId : result);
}
public void Delete(string id, bool isLogic = true)
{
if (string.IsNullOrWhiteSpace(id))
{
return;
}
if (isLogic)
{
var model = _category.Find(x => x.CategoryId == id);
if (model != null)
{
_category.Update(model);
}
}
else
{
_category.Delete(id);
}
}
public bool IsExist(string articleId)
{
var article = _article.Find(x => x.ArticleId == articleId);
return(_article != null);
}
private static bool IsExists(string ip, DateTime lastPostTime)
{
var comment = _comment.Find(x => x.IPAddress == ip && x.CreateTime == lastPostTime);
return(comment != null);
}
public User UserLogin(string userName, string password)
{
return(string.IsNullOrWhiteSpace(userName) || string.IsNullOrWhiteSpace(password)
? throw new Exception("用户名或密码不能为空")
: _user.Find(x => x.UserName == userName && x.Password == password));
}