From: Radek Czajka <rczajka@rczajka.pl>
Date: Tue, 6 Sep 2022 11:48:55 +0000 (+0200)
Subject: Filter top-level books.
X-Git-Url: https://git.mdrn.pl/wolnelektury.git/commitdiff_plain/bad8c938b9e545cd4360204e6fd0459b83718c13

Filter top-level books.
---

diff --git a/src/catalogue/admin.py b/src/catalogue/admin.py
index 47032ba2d..4f30b2432 100644
--- a/src/catalogue/admin.py
+++ b/src/catalogue/admin.py
@@ -38,6 +38,7 @@ class BookAdmin(admin.ModelAdmin):
     list_filter = [
             'print_on_demand',
             ('wiki_link', BlankFieldListFilter),
+            ('parent', EmptyFieldListFilter),
             ]
     search_fields = ('title',)
     ordering = ('title',)