public static List <string> FindListHoaDon(string idFood)
{
QUANLYQUANANEntities entity = new QUANLYQUANANEntities();
try
{
var result = (from ct in entity.CHITIETHOADONs
where ct.MAMONAN == idFood
group new { ct } by new { ct.MAHD } into grp
select grp.Key.MAHD
);
return(result.ToList());
}
catch (Exception)
{
entity.Dispose();
return(null);
}
}
public static List <MonAnViewModel> LoadMonAn()
{
QUANLYQUANANEntities entities = new QUANLYQUANANEntities();
try
{
var res = (from m in entities.MONANs
select new MonAnViewModel()
{
Ma = m.MAMONAN,
Anh = m.HINHANH,
Ten = m.TENMONAN,
}).ToList();
return(res);
}
catch (Exception)
{
entities.Dispose();
return(null);
}
}
