feat(arguments): auto fill arguments title with related source title.

apps/hadis/models/hadis.py

@@ -254,10 +254,33 @@ class Hadis(LowercaseSlugMixin, models.Model):
 
         return False
 
+    @staticmethod
+    def _has_localized_value(value):
+        return isinstance(value, list) and any(
+            isinstance(x, dict) and str(x.get('text', '') or x.get('title', '')).strip()
+            for x in value
+        )
+
+    def auto_populate_title(self):
+        """
+        Auto-fills self.title if empty, using the title of the first linked BookReference (source).
+        """
+        if self._has_localized_value(self.title):
+            return False
+        if self.pk:
+            ref = self.references.filter(book_reference__isnull=False).select_related('book_reference').order_by('id').first()
+            if ref and ref.book_reference and self._has_localized_value(ref.book_reference.title):
+                self.title = ref.book_reference.title
+                return True
+        return False
 
     def save(self, *args, **kwargs):
         self.clean()
 
+        # Auto-fill title from the first source (book reference) if empty
+        if not self._has_localized_value(self.title):
+            self.auto_populate_title()
+
         # Automatically generate or update smart slug when title changes
         from utils.slug import build_slug_for_instance
         build_slug_for_instance(self, source_field='title')

apps/hadis/views_admin.py

@@ -1526,6 +1526,19 @@ class AdminHadisReferenceViewSet(ModelViewSet):
 
         return qs.order_by("id")
 
+    def _sync_hadis_title(self, instance):
+        # If the argument has no title, fill it from the first source's book title
+        hadis = getattr(instance, "hadis", None)
+        if hadis and not Hadis._has_localized_value(hadis.title):
+            if hadis.auto_populate_title():
+                hadis.save()
+
+    def perform_create(self, serializer):
+        self._sync_hadis_title(serializer.save())
+
+    def perform_update(self, serializer):
+        self._sync_hadis_title(serializer.save())
+