/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(iRan.Model.ExService model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update ExService set ");
strSql.Append("GoodsName=@GoodsName,");
strSql.Append("GoodsPrice=@GoodsPrice,");
strSql.Append("GoodsStock=@GoodsStock,");
strSql.Append("GoodsStatus=@GoodsStatus");
strSql.Append(" where GoodsID=@GoodsID");
SqlParameter[] parameters =
{
new SqlParameter("@GoodsName", SqlDbType.VarChar, 16),
new SqlParameter("@GoodsPrice", SqlDbType.Float, 8),
new SqlParameter("@GoodsStock", SqlDbType.Int, 4),
new SqlParameter("@GoodsStatus", SqlDbType.Int, 4),
new SqlParameter("@GoodsID", SqlDbType.Int, 4)
};
parameters[0].Value = model.GoodsName;
parameters[1].Value = model.GoodsPrice;
parameters[2].Value = model.GoodsStock;
parameters[3].Value = model.GoodsStatus;
parameters[4].Value = model.GoodsID;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public iRan.Model.ExService DataRowToModel(DataRow row)
{
iRan.Model.ExService model = new iRan.Model.ExService();
if (row != null)
{
if (row["GoodsID"] != null && row["GoodsID"].ToString() != "")
{
model.GoodsID = int.Parse(row["GoodsID"].ToString());
}
if (row["GoodsName"] != null)
{
model.GoodsName = row["GoodsName"].ToString();
}
if (row["GoodsPrice"] != null && row["GoodsPrice"].ToString() != "")
{
model.GoodsPrice = decimal.Parse(row["GoodsPrice"].ToString());
}
if (row["GoodsStock"] != null && row["GoodsStock"].ToString() != "")
{
model.GoodsStock = int.Parse(row["GoodsStock"].ToString());
}
if (row["GoodsStatus"] != null && row["GoodsStatus"].ToString() != "")
{
model.GoodsStatus = int.Parse(row["GoodsStatus"].ToString());
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(iRan.Model.ExService model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into ExService(");
strSql.Append("GoodsName,GoodsPrice,GoodsStock,GoodsStatus)");
strSql.Append(" values (");
strSql.Append("@GoodsName,@GoodsPrice,@GoodsStock,@GoodsStatus)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@GoodsName", SqlDbType.VarChar, 16),
new SqlParameter("@GoodsPrice", SqlDbType.Float, 8),
new SqlParameter("@GoodsStock", SqlDbType.Int, 4),
new SqlParameter("@GoodsStatus", SqlDbType.Int, 4)
};
parameters[0].Value = model.GoodsName;
parameters[1].Value = model.GoodsPrice;
parameters[2].Value = model.GoodsStock;
parameters[3].Value = model.GoodsStatus;
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 iRan.Model.ExService GetModel(int GoodsID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 GoodsID,GoodsName,GoodsPrice,GoodsStock,GoodsStatus from ExService ");
strSql.Append(" where GoodsID=@GoodsID");
SqlParameter[] parameters =
{
new SqlParameter("@GoodsID", SqlDbType.Int, 4)
};
parameters[0].Value = GoodsID;
iRan.Model.ExService model = new iRan.Model.ExService();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
