private static List <LookupListItem <Guid?> > GetLookupValues(bool withEmptyRow, EntityAttribute attribute) { var lookupValue = attribute.AttributeLookupValues.First(); var lookupValueEntity = lookupValue.Entity; string displayMemberName = lookupValueEntity.Attributes.First(a => a.AttributeId == lookupValue.DisplayEntityAttributeId).PhysicalName; string valueMemberName = lookupValueEntity.Name + "Id"; var values = new ODataObjectSpace().GetObjects(lookupValueEntity.PhysicalName); var items = new List <LookupListItem <Guid?> >(); foreach (var value in values) { var item = new LookupListItem <Guid?>(); object displayName = value.GetType().GetProperty(displayMemberName).GetValue(value, null); if (displayName != null) { item.DisplayName = displayName.ToString(); item.Value = (Guid)value.GetType().GetProperty(valueMemberName).GetValue(value, null); items.Add(item); } } if (withEmptyRow) { items.Insert(0, new LookupListItem <Guid?>()); } return(items); }
private static List <LookupListItem <int?> > GetPickListValues(EntityAttribute attribute, int langId) { var values = attribute.OptionSet.AttributePicklistValues.OrderBy(v => v.DisplayOrder); var items = new List <LookupListItem <int?> >(); foreach (var value in values) { var item = new LookupListItem <int?>(); var localizedLabels = MetadataRepository.LocalizedLabels.Where(l => l.ObjectId == value.AttributePicklistValueId); var localizedLabel = localizedLabels.FirstOrDefault(l => l.LanguageId == langId) ?? localizedLabels.First(); if (localizedLabel != null) { item.DisplayName = localizedLabel.Label; } item.Value = value.Value; items.Add(item); } if (attribute.IsNullable.HasValue && attribute.IsNullable.Value) { items.Insert(0, new LookupListItem <int?>()); } return(items); }