Fix bug where you can't select /SAS as a parent album

sas/forms.py

@@ -50,13 +50,15 @@ class AlbumEditForm(forms.ModelForm):
         model = Album
         fields = ["name", "date", "file", "parent", "edit_groups"]
         widgets = {
-            "parent": AutoCompleteSelectAlbum,
             "edit_groups": AutoCompleteSelectMultipleGroup,
         }
 
     name = forms.CharField(max_length=Album.NAME_MAX_LENGTH, label=_("file name"))
     date = forms.DateField(label=_("Date"), widget=SelectDate, required=True)
     recursive = forms.BooleanField(label=_("Apply rights recursively"), required=False)
+    parent = forms.ModelChoiceField(
+        Album.objects.all(), required=True, widget=AutoCompleteSelectAlbum
+    )
 
 
 class PictureModerationRequestForm(forms.ModelForm):

sas/models.py

@@ -205,7 +205,13 @@ class AlbumQuerySet(models.QuerySet):
 
 class SASAlbumManager(models.Manager):
     def get_queryset(self):
-        return super().get_queryset().filter(is_in_sas=True, is_folder=True)
+        return (
+            super()
+            .get_queryset()
+            .filter(
+                Q(id=settings.SITH_SAS_ROOT_DIR_ID) | Q(is_in_sas=True, is_folder=True)
+            )
+        )
 
 
 class Album(SasFile):