/// <summary>
/// 增加一条数据
/// </summary>
public static int Add(Model.Product_ProperValue model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Product_ProperValue(");
strSql.Append("productId,properValueId,properValueText,properId,parentId)");
strSql.Append(" values (");
strSql.Append("@productId,@properValueId,@properValueText,@properId,@parentId)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@productId", SqlDbType.Int, 4),
new SqlParameter("@properValueId", SqlDbType.Int, 4),
new SqlParameter("@properValueText", SqlDbType.VarChar, 2000),
new SqlParameter("@properId", SqlDbType.Int, 4),
new SqlParameter("@parentId", SqlDbType.Int, 4)
};
parameters[0].Value = model.productId;
parameters[1].Value = model.properValueId;
parameters[2].Value = model.properValueText;
parameters[3].Value = model.properId;
parameters[4].Value = model.parentId;
object obj = DBHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public static Model.Product_ProperValue DataRowToModel(DataRow row)
{
Model.Product_ProperValue model = new Model.Product_ProperValue();
if (row != null)
{
if (row["id"] != null && row["id"].ToString() != "")
{
model.id = int.Parse(row["id"].ToString());
}
if (row["productId"] != null && row["productId"].ToString() != "")
{
model.productId = int.Parse(row["productId"].ToString());
}
if (row["properValueId"] != null && row["properValueId"].ToString() != "")
{
model.properValueId = int.Parse(row["properValueId"].ToString());
}
if (row["properValueText"] != null)
{
model.properValueText = row["properValueText"].ToString();
}
if (row["properId"] != null && row["properId"].ToString() != "")
{
model.properId = int.Parse(row["properId"].ToString());
}
if (row["parentId"] != null && row["parentId"].ToString() != "")
{
model.parentId = int.Parse(row["parentId"].ToString());
}
}
return(model);
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Model.Product_ProperValue model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Product_ProperValue set ");
strSql.Append("productId=@productId,");
strSql.Append("properValueId=@properValueId,");
strSql.Append("properValueText=@properValueText,");
strSql.Append("properId=@properId,");
strSql.Append("parentId=@parentId");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@productId", SqlDbType.Int, 4),
new SqlParameter("@properValueId", SqlDbType.Int, 4),
new SqlParameter("@properValueText", SqlDbType.VarChar, 2000),
new SqlParameter("@properId", SqlDbType.Int, 4),
new SqlParameter("@parentId", SqlDbType.Int, 4),
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = model.productId;
parameters[1].Value = model.properValueId;
parameters[2].Value = model.properValueText;
parameters[3].Value = model.properId;
parameters[4].Value = model.parentId;
parameters[5].Value = model.id;
int rows = DBHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 根据产品ID和属性ID获取对象
/// </summary>
/// <param name="productId"></param>
/// <param name="properId"></param>
/// <returns></returns>
public static Product_ProperValue GetModel(int productId, int properId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,productId,properValueId,properValueText,properId,parentId from Product_ProperValue ");
strSql.Append(" where productId=@productId and properId=@properId");
SqlParameter[] parameters =
{
new SqlParameter("@productId", SqlDbType.Int, 4), new SqlParameter("@properId", SqlDbType.Int, 4)
};
parameters[0].Value = productId;
parameters[1].Value = properId;
Model.Product_ProperValue model = new Model.Product_ProperValue();
DataSet ds = DBHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}