/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Shop.Model.Tag model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update t_tag set ");
strSql.Append("tagname=@tagname,");
strSql.Append("taglink=@taglink");
strSql.Append(" where tagid=@tagid");
SqlParameter[] parameters =
{
new SqlParameter("@tagname", SqlDbType.VarChar, 20),
new SqlParameter("@taglink", SqlDbType.VarChar, 50),
new SqlParameter("@tagid", SqlDbType.Int, 4),
new SqlParameter("@adminid", SqlDbType.Int, 4)
};
parameters[0].Value = model.tagname;
parameters[1].Value = model.taglink;
parameters[2].Value = model.tagid;
parameters[3].Value = model.adminid;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Shop.Model.Tag model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into t_tag(");
strSql.Append("adminid,tagname,taglink)");
strSql.Append(" values (");
strSql.Append("@adminid,@tagname,@taglink)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@adminid", SqlDbType.Int, 4),
new SqlParameter("@tagname", SqlDbType.VarChar, 20),
new SqlParameter("@taglink", SqlDbType.VarChar, 50)
};
parameters[0].Value = model.adminid;
parameters[1].Value = model.tagname;
parameters[2].Value = model.taglink;
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 Shop.Model.Tag DataRowToModel(DataRow row)
{
Shop.Model.Tag model = new Shop.Model.Tag();
if (row != null)
{
if (row["tagid"] != null && row["tagid"].ToString() != "")
{
model.tagid = int.Parse(row["tagid"].ToString());
}
if (row["adminid"] != null && row["adminid"].ToString() != "")
{
model.adminid = int.Parse(row["adminid"].ToString());
}
if (row["tagname"] != null)
{
model.tagname = row["tagname"].ToString();
}
if (row["taglink"] != null)
{
model.taglink = row["taglink"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Shop.Model.Tag GetModel(int tagid)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 tagid,adminid,tagname,taglink from t_tag ");
strSql.Append(" where tagid=@tagid");
SqlParameter[] parameters =
{
new SqlParameter("@tagid", SqlDbType.Int, 4)
};
parameters[0].Value = tagid;
Shop.Model.Tag model = new Shop.Model.Tag();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
