/// <summary> /// 更新一条数据 /// </summary> public bool Update(WebApi_Model.T_User_ShopCar model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update T_User_ShopCar set "); strSql.Append("UID=@UID,"); strSql.Append("ProductID=@ProductID,"); strSql.Append("ProductExtID=@ProductExtID,"); strSql.Append("Qty=@Qty"); strSql.Append(" where ShopCarID=@ShopCarID"); SqlParameter[] parameters = { new SqlParameter("@UID", SqlDbType.Int, 4), new SqlParameter("@ProductID", SqlDbType.Int, 4), new SqlParameter("@ProductExtID", SqlDbType.Int, 4), new SqlParameter("@Qty", SqlDbType.Int, 4), new SqlParameter("@ShopCarID", SqlDbType.Int, 4) }; parameters[0].Value = model.UID; parameters[1].Value = model.ProductID; parameters[2].Value = model.ProductExtID; parameters[3].Value = model.Qty; parameters[4].Value = model.ShopCarID; int rows = DBHelper.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public WebApi_Model.T_User_ShopCar DataRowToModel(DataRow row) { WebApi_Model.T_User_ShopCar model = new WebApi_Model.T_User_ShopCar(); if (row != null) { if (row["ShopCarID"] != null && row["ShopCarID"].ToString() != "") { model.ShopCarID = int.Parse(row["ShopCarID"].ToString()); } if (row["UID"] != null && row["UID"].ToString() != "") { model.UID = int.Parse(row["UID"].ToString()); } if (row["ProductID"] != null && row["ProductID"].ToString() != "") { model.ProductID = int.Parse(row["ProductID"].ToString()); } if (row["ProductExtID"] != null && row["ProductExtID"].ToString() != "") { model.ProductExtID = int.Parse(row["ProductExtID"].ToString()); } if (row["Qty"] != null && row["Qty"].ToString() != "") { model.Qty = int.Parse(row["Qty"].ToString()); } } return(model); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(WebApi_Model.T_User_ShopCar model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into T_User_ShopCar("); strSql.Append("UID,ProductID,ProductExtID,Qty)"); strSql.Append(" values ("); strSql.Append("@UID,@ProductID,@ProductExtID,@Qty)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@UID", SqlDbType.Int, 4), new SqlParameter("@ProductID", SqlDbType.Int, 4), new SqlParameter("@ProductExtID", SqlDbType.Int, 4), new SqlParameter("@Qty", SqlDbType.Int, 4) }; parameters[0].Value = model.UID; parameters[1].Value = model.ProductID; parameters[2].Value = model.ProductExtID; parameters[3].Value = model.Qty; object obj = DBHelper.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 WebApi_Model.T_User_ShopCar GetModel(int ShopCarID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 ShopCarID,UID,ProductID,ProductExtID,Qty from T_User_ShopCar "); strSql.Append(" where ShopCarID=@ShopCarID"); SqlParameter[] parameters = { new SqlParameter("@ShopCarID", SqlDbType.Int, 4) }; parameters[0].Value = ShopCarID; WebApi_Model.T_User_ShopCar model = new WebApi_Model.T_User_ShopCar(); DataSet ds = DBHelper.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }