public async Task <IEnumerable <DocEntity> > GetDSDoc_CauHoi(int maTopic)
{
List <DocEntity> list = new List <DocEntity>();
var listDoc = await _docRepository.LayDSDoanVan(maTopic);
foreach (var item in listDoc)
{
var listCH = await _cauHoiRepository.GetListCauHoi_IDDoc(item.ID) as List <CauHoi>;
list.Add(new DocEntity
{
doc = item,
CauHois = listCH
});
}
return(list);
}