/// <summary>
/// 得到一个对象实体
/// </summary>
public Model.Web_Products DataRowToModel(DataRow row)
{
Model.Web_Products model = new Model.Web_Products();
if (row != null)
{
if (row["Id"] != null && row["Id"].ToString() != "")
{
model.Id = int.Parse(row["Id"].ToString());
}
if (row["Price"] != null)
{
model.Price = row["Price"].ToString();
}
if (row["Amount"] != null)
{
model.Amount = row["Amount"].ToString();
}
if (row["ProductName"] != null)
{
model.ProductName = row["ProductName"].ToString();
}
if (row["ProductUnit"] != null)
{
model.ProductUnit = row["ProductUnit"].ToString();
}
if (row["Total"] != null)
{
model.Total = row["Total"].ToString();
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Model.Web_Products model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Web_Products(");
strSql.Append("Price,Amount,ProductName,ProductUnit,Total)");
strSql.Append(" values (");
strSql.Append("@Price,@Amount,@ProductName,@ProductUnit,@Total)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@Price", SqlDbType.NVarChar, 50),
new SqlParameter("@Amount", SqlDbType.NVarChar, 50),
new SqlParameter("@ProductName", SqlDbType.NVarChar, 50),
new SqlParameter("@ProductUnit", SqlDbType.NVarChar, 50),
new SqlParameter("@Total", SqlDbType.NVarChar, 50)
};
parameters[0].Value = model.Price;
parameters[1].Value = model.Amount;
parameters[2].Value = model.ProductName;
parameters[3].Value = model.ProductUnit;
parameters[4].Value = model.Total;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Model.Web_Products model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Web_Products set ");
strSql.Append("Price=@Price,");
strSql.Append("Amount=@Amount,");
strSql.Append("ProductName=@ProductName,");
strSql.Append("ProductUnit=@ProductUnit,");
strSql.Append("Total=@Total");
strSql.Append(" where Id=@Id");
SqlParameter[] parameters =
{
new SqlParameter("@Price", SqlDbType.NVarChar, 50),
new SqlParameter("@Amount", SqlDbType.NVarChar, 50),
new SqlParameter("@ProductName", SqlDbType.NVarChar, 50),
new SqlParameter("@ProductUnit", SqlDbType.NVarChar, 50),
new SqlParameter("@Total", SqlDbType.NVarChar, 50),
new SqlParameter("@Id", SqlDbType.Int, 4)
};
parameters[0].Value = model.Price;
parameters[1].Value = model.Amount;
parameters[2].Value = model.ProductName;
parameters[3].Value = model.ProductUnit;
parameters[4].Value = model.Total;
parameters[5].Value = model.Id;
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 Model.Web_Products GetModel(int Id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 Id,Price,Amount,ProductName,ProductUnit,Total from Web_Products ");
strSql.Append(" where Id=@Id");
SqlParameter[] parameters =
{
new SqlParameter("@Id", SqlDbType.Int, 4)
};
parameters[0].Value = Id;
Model.Web_Products model = new Model.Web_Products();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
