/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(ProductTypeM model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update productType set ");
strSql.Append("productName=@productName");
strSql.Append(" where productTypeid=@productTypeid");
SqlParameter[] parameters =
{
new SqlParameter("@productTypeid", SqlDbType.Int, 4),
new SqlParameter("@productName", SqlDbType.VarChar, 50)
};
parameters[0].Value = model.productTypeid;
parameters[1].Value = model.productName;
int rows = DBHelper.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(ProductTypeM model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into productType(");
strSql.Append("productName,orderId)");
strSql.Append(" values (");
strSql.Append("@productName,@orderId)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@productName", SqlDbType.VarChar, 50),
new SqlParameter("@orderId", SqlDbType.Int)
};
parameters[0].Value = model.productName;
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 ProductTypeM GetModel(int productTypeid)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 productTypeid,productName,orderId from productType ");
strSql.Append(" where productTypeid=@productTypeid");
SqlParameter[] parameters =
{
new SqlParameter("@productTypeid", SqlDbType.Int, 4)
};
parameters[0].Value = productTypeid;
ProductTypeM model = new ProductTypeM();
DataSet ds = DBHelper.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["productTypeid"].ToString() != "")
{
model.productTypeid = int.Parse(ds.Tables[0].Rows[0]["productTypeid"].ToString());
}
model.orderId = int.Parse(ds.Tables[0].Rows[0]["orderId"].ToString());
model.productName = ds.Tables[0].Rows[0]["productName"].ToString();
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 获得数据列表
/// </summary>
public List <ProductTypeM> DataTableToList(DataTable dt)
{
List <ProductTypeM> modelList = new List <ProductTypeM>();
int rowsCount = dt.Rows.Count;
if (rowsCount > 0)
{
ProductTypeM model;
for (int n = 0; n < rowsCount; n++)
{
model = new ProductTypeM();
if (dt.Rows[n]["productTypeid"].ToString() != "")
{
model.productTypeid = int.Parse(dt.Rows[n]["productTypeid"].ToString());
}
model.productName = dt.Rows[n]["productName"].ToString();
modelList.Add(model);
}
}
return(modelList);
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(ProductTypeM model)
{
return(dal.Update(model));
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(ProductTypeM model)
{
return(dal.Add(model));
}
