/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Leadin.Model.Paper model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update tb_Paper set ");
strSql.Append("NumId=@NumId,");
strSql.Append("NameInfo=@NameInfo,");
strSql.Append("PaperSpec=@PaperSpec,");
strSql.Append("Num=@Num,");
strSql.Append("Price=@Price,");
strSql.Append("SortNum=@SortNum,");
strSql.Append("StateInfo=@StateInfo");
strSql.Append(" where Id=@Id");
SqlParameter[] parameters =
{
new SqlParameter("@NumId", SqlDbType.NVarChar, 100),
new SqlParameter("@NameInfo", SqlDbType.NVarChar, 100),
new SqlParameter("@PaperSpec", SqlDbType.NVarChar, 100),
new SqlParameter("@Num", SqlDbType.Int, 4),
new SqlParameter("@Price", SqlDbType.Decimal, 9),
new SqlParameter("@SortNum", SqlDbType.Int, 4),
new SqlParameter("@StateInfo", SqlDbType.Int, 4),
new SqlParameter("@Id", SqlDbType.Int, 4)
};
parameters[0].Value = model.NumId;
parameters[1].Value = model.NameInfo;
parameters[2].Value = model.PaperSpec;
parameters[3].Value = model.Num;
parameters[4].Value = model.Price;
parameters[5].Value = model.SortNum;
parameters[6].Value = model.StateInfo;
parameters[7].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 Leadin.Model.Paper DataRowToModel(DataRow row)
{
Leadin.Model.Paper model = new Leadin.Model.Paper();
if (row != null)
{
if (row["Id"] != null && row["Id"].ToString() != "")
{
model.Id = int.Parse(row["Id"].ToString());
}
if (row["NumId"] != null)
{
model.NumId = row["NumId"].ToString();
}
if (row["NameInfo"] != null)
{
model.NameInfo = row["NameInfo"].ToString();
}
if (row["PaperSpec"] != null)
{
model.PaperSpec = row["PaperSpec"].ToString();
}
if (row["Num"] != null && row["Num"].ToString() != "")
{
model.Num = int.Parse(row["Num"].ToString());
}
if (row["Price"] != null && row["Price"].ToString() != "")
{
model.Price = decimal.Parse(row["Price"].ToString());
}
if (row["SortNum"] != null && row["SortNum"].ToString() != "")
{
model.SortNum = int.Parse(row["SortNum"].ToString());
}
if (row["StateInfo"] != null && row["StateInfo"].ToString() != "")
{
model.StateInfo = int.Parse(row["StateInfo"].ToString());
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Leadin.Model.Paper model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into tb_Paper(");
strSql.Append("NumId,NameInfo,PaperSpec,Num,Price,SortNum,StateInfo)");
strSql.Append(" values (");
strSql.Append("@NumId,@NameInfo,@PaperSpec,@Num,@Price,@SortNum,@StateInfo)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@NumId", SqlDbType.NVarChar, 100),
new SqlParameter("@NameInfo", SqlDbType.NVarChar, 100),
new SqlParameter("@PaperSpec", SqlDbType.NVarChar, 100),
new SqlParameter("@Num", SqlDbType.Int, 4),
new SqlParameter("@Price", SqlDbType.Decimal, 9),
new SqlParameter("@SortNum", SqlDbType.Int, 4),
new SqlParameter("@StateInfo", SqlDbType.Int, 4)
};
parameters[0].Value = model.NumId;
parameters[1].Value = model.NameInfo;
parameters[2].Value = model.PaperSpec;
parameters[3].Value = model.Num;
parameters[4].Value = model.Price;
parameters[5].Value = model.SortNum;
parameters[6].Value = model.StateInfo;
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 Leadin.Model.Paper GetModel(int Id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 Id,NumId,NameInfo,PaperSpec,Num,Price,SortNum,StateInfo from tb_Paper ");
strSql.Append(" where Id=@Id");
SqlParameter[] parameters =
{
new SqlParameter("@Id", SqlDbType.Int, 4)
};
parameters[0].Value = Id;
Leadin.Model.Paper model = new Leadin.Model.Paper();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
