/// <summary>
/// 增加一条数据
/// </summary>
public int Add(LFL.Favorite.Model.FavCategory model)
{
StringBuilder strSql = new StringBuilder();
StringBuilder strSql1 = new StringBuilder();
StringBuilder strSql2 = new StringBuilder();
if (model.CategoryName != null)
{
strSql1.Append("CategoryName,");
strSql2.Append("'" + model.CategoryName + "',");
}
if (model.ParentID != null)
{
strSql1.Append("ParentID,");
strSql2.Append("" + model.ParentID + ",");
}
strSql.Append("insert into T_FavCategory(");
strSql.Append(strSql1.ToString().Remove(strSql1.Length - 1));
strSql.Append(")");
strSql.Append(" values (");
strSql.Append(strSql2.ToString().Remove(strSql2.Length - 1));
strSql.Append(")");
strSql.Append(";SELECT SCOPE_IDENTITY() AS [ID]");
return(db.RunSqlReturnInt(strSql.ToString()));
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public LFL.Favorite.Model.FavCategory GetModel(int FavCategoryID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 ");
strSql.Append(" FavCategoryID,CategoryName,ParentID ");
strSql.Append(" from T_FavCategory ");
strSql.Append(" where FavCategoryID=" + FavCategoryID + " ");
LFL.Favorite.Model.FavCategory model = new LFL.Favorite.Model.FavCategory();
DataSet ds = db.GetDs(strSql.ToString());
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["FavCategoryID"].ToString() != "")
{
model.FavCategoryID = int.Parse(ds.Tables[0].Rows[0]["FavCategoryID"].ToString());
}
model.CategoryName = ds.Tables[0].Rows[0]["CategoryName"].ToString();
if (ds.Tables[0].Rows[0]["ParentID"].ToString() != "")
{
model.ParentID = int.Parse(ds.Tables[0].Rows[0]["ParentID"].ToString());
}
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public void Update(LFL.Favorite.Model.FavCategory model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update T_FavCategory set ");
if (model.CategoryName != null)
{
strSql.Append("CategoryName='" + model.CategoryName + "',");
}
if (model.ParentID != null)
{
strSql.Append("ParentID=" + model.ParentID + ",");
}
int n = strSql.ToString().LastIndexOf(",");
strSql.Remove(n, 1);
strSql.Append(" where FavCategoryID=" + model.FavCategoryID + " ");
db.RunSql(strSql.ToString());
}
