/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(BookShop.Model.BookType model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update BookType set ");
strSql.Append("TypeId=@TypeId,");
strSql.Append("TypeTitle=@TypeTitle,");
strSql.Append("TypeParentId=@TypeParentId");
strSql.Append(" where ");
SqlParameter[] parameters =
{
new SqlParameter("@TypeId", SqlDbType.NVarChar, 50),
new SqlParameter("@TypeTitle", SqlDbType.NVarChar, 50),
new SqlParameter("@TypeParentId", SqlDbType.NVarChar, 50)
};
parameters[0].Value = model.TypeId;
parameters[1].Value = model.TypeTitle;
parameters[2].Value = model.TypeParentId;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(BookShop.Model.BookType model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into BookType(");
strSql.Append("TypeId,TypeTitle,TypeParentId)");
strSql.Append(" values (");
strSql.Append("@TypeId,@TypeTitle,@TypeParentId)");
SqlParameter[] parameters =
{
new SqlParameter("@TypeId", SqlDbType.NVarChar, 50),
new SqlParameter("@TypeTitle", SqlDbType.NVarChar, 50),
new SqlParameter("@TypeParentId", SqlDbType.NVarChar, 50)
};
parameters[0].Value = model.TypeId;
parameters[1].Value = model.TypeTitle;
parameters[2].Value = model.TypeParentId;
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 BookShop.Model.BookType DataRowToModel(DataRow row)
{
BookShop.Model.BookType model = new BookShop.Model.BookType();
if (row != null)
{
if (row["TypeId"] != null)
{
model.TypeId = row["TypeId"].ToString();
}
if (row["TypeTitle"] != null)
{
model.TypeTitle = row["TypeTitle"].ToString();
}
if (row["TypeParentId"] != null)
{
model.TypeParentId = row["TypeParentId"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BookShop.Model.BookType GetModel()
{
//该表无主键信息，请自定义主键/条件字段
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 TypeId,TypeTitle,TypeParentId from BookType ");
strSql.Append(" where ");
SqlParameter[] parameters =
{
};
BookShop.Model.BookType model = new BookShop.Model.BookType();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
public bool Delete(BookShop.Model.BookType bookType)
{
return(Delete(int.Parse(bookType.TypeId)));
}
