From fb28ce43f1fbc48011170c967697723f134a8e48 Mon Sep 17 00:00:00 2001 From: Étienne Loks Date: Tue, 17 Feb 2026 15:57:37 +0100 Subject: ⚡ templates: `list_filter` custom tag - improve performance for json_sections MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ishtar_common/models_common.py | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'ishtar_common/models_common.py') diff --git a/ishtar_common/models_common.py b/ishtar_common/models_common.py index 9ce5b9e70..02e47ad56 100644 --- a/ishtar_common/models_common.py +++ b/ishtar_common/models_common.py @@ -1339,6 +1339,8 @@ class JsonData(models.Model, CachedGen): @property def json_sections(self): + if getattr(self, "__json_sections", None): + return self.__json_sections sections = [] try: content_type = ContentType.objects.get_for_model(self) @@ -1382,6 +1384,12 @@ class JsonData(models.Model, CachedGen): # if section name is identical it is the same sections.append((section_name, [])) sections[-1][1].append((field.name, value)) + # clean + sections = [ + (label or "", section) for label, section in sections + if any(1 for __, value in section if value) + ] + self.__json_sections = sections return sections @classmethod -- cgit v1.2.3