def get_permissions(self):
if self.action in ('update', 'partial_update'):
self.permission_classes = (IsMember, )
elif is_custom_action(self.action):
pass
else:
self.permission_classes = (IsAuthenticatedOrReadOnly, )
return super().get_permissions()
def get_serializer_class(self):
if self.action == 'create':
self.serializer_class = GroupDetailSerializer
elif self.action in ('retrieve', 'update', 'partial_update'):
self.serializer_class = GroupPreviewSerializer
try:
if self.request.user in self.get_object().members.all():
self.serializer_class = GroupDetailSerializer
except AssertionError:
# Swagger (using OpenAPI) does not give a pk, therefore
# we can't determine if it's legit to return the Detail serializer
pass
elif is_custom_action(self.action):
pass
else:
self.serializer_class = GroupPreviewSerializer
return self.serializer_class