Collection revision: implement iteration.
This commit is contained in:
parent
786948c456
commit
7183b97541
@ -271,15 +271,30 @@ class CollectionItemViewSet(BaseViewSet):
|
||||
|
||||
@action_decorator(detail=True, methods=['GET'])
|
||||
def revision(self, request, collection_uid=None, uid=None):
|
||||
# FIXME: need pagination support
|
||||
col = get_object_or_404(self.get_collection_queryset(Collection.objects), main_item__uid=collection_uid)
|
||||
col_it = get_object_or_404(col.items, uid=uid)
|
||||
item = get_object_or_404(col.items, uid=uid)
|
||||
|
||||
limit = int(request.GET.get('limit', 50))
|
||||
iterator = request.GET.get('iterator', None)
|
||||
|
||||
queryset = item.revisions.exclude(current=True).order_by('-id')
|
||||
|
||||
if iterator is not None:
|
||||
iterator = get_object_or_404(queryset, uid=iterator)
|
||||
queryset = queryset.filter(id__lt=iterator.id)
|
||||
|
||||
queryset = queryset[:limit]
|
||||
serializer = CollectionItemRevisionSerializer(queryset, many=True)
|
||||
|
||||
# This is not the most efficient way of implementing this, but it's good enough
|
||||
done = len(queryset) < limit
|
||||
|
||||
last_item = len(queryset) > 0 and serializer.data[-1]
|
||||
|
||||
revisions = col_it.revisions.exclude(current=True).order_by('-id')
|
||||
serializer = CollectionItemRevisionSerializer(revisions, many=True)
|
||||
ret = {
|
||||
'data': serializer.data,
|
||||
'done': True, # we always return all the items, so it's always done
|
||||
'iterator': last_item and last_item['uid'],
|
||||
'done': done,
|
||||
}
|
||||
return Response(ret)
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user