/// <summary>
/// 增加一条数据
/// </summary>
public int Add(SmartTeaching.Entity.Base_NewsType model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Base_NewsType(");
strSql.Append("NewsTypeName,Remarks,ParentId");
strSql.Append(") values (");
strSql.Append("@NewsTypeName,@Remarks,@ParentId");
strSql.Append(") ");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@NewsTypeName", SqlDbType.VarChar, 50),
new SqlParameter("@Remarks", SqlDbType.VarChar, 200),
new SqlParameter("@ParentId", SqlDbType.Int, 4)
};
parameters[0].Value = model.NewsTypeName;
parameters[1].Value = model.Remarks;
parameters[2].Value = model.ParentId;
object obj = SqlServerHelper.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(SmartTeaching.Entity.Base_NewsType model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Base_NewsType set ");
strSql.Append(" NewsTypeName = @NewsTypeName , ");
strSql.Append(" Remarks = @Remarks , ");
strSql.Append(" ParentId = @ParentId ");
strSql.Append(" where NewsTypeId=@NewsTypeId ");
SqlParameter[] parameters =
{
new SqlParameter("@NewsTypeId", SqlDbType.Int, 4),
new SqlParameter("@NewsTypeName", SqlDbType.VarChar, 50),
new SqlParameter("@Remarks", SqlDbType.VarChar, 200),
new SqlParameter("@ParentId", SqlDbType.Int, 4)
};
parameters[0].Value = model.NewsTypeId;
parameters[1].Value = model.NewsTypeName;
parameters[2].Value = model.Remarks;
parameters[3].Value = model.ParentId;
int rows = SqlServerHelper.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public SmartTeaching.Entity.Base_NewsType GetModel(int NewsTypeId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select NewsTypeId, NewsTypeName, Remarks, ParentId ");
strSql.Append(" from Base_NewsType ");
strSql.Append(" where NewsTypeId=@NewsTypeId");
SqlParameter[] parameters =
{
new SqlParameter("@NewsTypeId", SqlDbType.Int, 4)
};
parameters[0].Value = NewsTypeId;
SmartTeaching.Entity.Base_NewsType model = new SmartTeaching.Entity.Base_NewsType();
DataSet ds = SqlServerHelper.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["NewsTypeId"].ToString() != "")
{
model.NewsTypeId = int.Parse(ds.Tables[0].Rows[0]["NewsTypeId"].ToString());
}
model.NewsTypeName = ds.Tables[0].Rows[0]["NewsTypeName"].ToString();
model.Remarks = ds.Tables[0].Rows[0]["Remarks"].ToString();
if (ds.Tables[0].Rows[0]["ParentId"].ToString() != "")
{
model.ParentId = int.Parse(ds.Tables[0].Rows[0]["ParentId"].ToString());
}
return(model);
}
else
{
return(null);
}
}
