better and smarter way to show source volumes and edditions with has edditions switch

apps/hadis/migrations/0035_bookreference_has_editions.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.30 on 2026-08-24 10:29
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('hadis', '0034_bookauthor_image'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='bookreference',
+            name='has_editions',
+            field=models.BooleanField(default=False, help_text='True if this reference has one or more editions, False for direct volumes without edition structure', verbose_name='Has Editions Structure'),
+        ),
+    ]

apps/hadis/models/reference.py

@@ -125,6 +125,11 @@ class BookReference(LowercaseSlugMixin, models.Model):
         null=True,
         help_text=_('Rating from 0 to 5')
     )
+    has_editions = models.BooleanField(
+        default=False,
+        verbose_name=_('Has Editions Structure'),
+        help_text=_('True if this reference has one or more editions, False for direct volumes without edition structure')
+    )
 
     created_at = models.DateTimeField(auto_now_add=True, verbose_name=_('created at'))
     updated_at = models.DateTimeField(auto_now=True, verbose_name=_('updated at'))

apps/hadis/serializers/reference_v2.py

@@ -152,7 +152,7 @@ class BookReferenceV2DetailSerializer(serializers.ModelSerializer):
         paginator.page_size = 20
         request = self.context.get("request")
         
-        paginated_hadis = paginator.paginate_queryset(hadis_qs, request)
+        paginated_hadis = paginator.paginate_queryset(hadis_qs, request) if request else None
 
         if paginated_hadis is not None:
             serializer = HadisShortSerializer(paginated_hadis, many=True, context=self.context)
@@ -171,8 +171,8 @@ class BookReferenceV2DetailSerializer(serializers.ModelSerializer):
         }
 
     def get_volumes(self, obj):
-        editions = obj.editions.all()
-        if editions.exists():
+        if obj.has_editions:
+            editions = obj.editions.all()
             editions_data = []
             for ed in editions:
                 editions_data.append({
@@ -189,7 +189,7 @@ class BookReferenceV2DetailSerializer(serializers.ModelSerializer):
             return {
                 "has_editions": False,
                 "editions_volumes": [],
-                "all_volumes": BookVolumeV2Serializer(obj.volumes.all(), many=True, context=self.context).data
+                "all_volumes": BookVolumeV2Serializer(obj.volumes.filter(edition__isnull=True), many=True, context=self.context).data
             }
 
 class BookReferenceV2SyncSerializer(serializers.ModelSerializer):
@@ -205,7 +205,7 @@ class BookReferenceV2SyncSerializer(serializers.ModelSerializer):
     class Meta:
         model = BookReference
         fields = [
-            'id', 'title', 'slug', 'share_link', 'rate', 'authors', 
+            'id', 'title', 'slug', 'share_link', 'rate', 'has_editions', 'authors', 
             'attributes', 'images', 'information', 'hadises', 'volumes'
         ]
 
@@ -231,8 +231,8 @@ class BookReferenceV2SyncSerializer(serializers.ModelSerializer):
         return HadisShortSerializer(hadis_list, many=True, context=self.context).data
 
     def get_volumes(self, obj):
-        editions = obj.editions.all()
-        if editions.exists():
+        if obj.has_editions:
+            editions = obj.editions.all()
             editions_data = []
             for ed in editions:
                 editions_data.append({
@@ -249,7 +249,7 @@ class BookReferenceV2SyncSerializer(serializers.ModelSerializer):
             return {
                 "has_editions": False,
                 "editions_volumes": [],
-                "all_volumes": BookVolumeV2Serializer(obj.volumes.all(), many=True, context=self.context).data
+                "all_volumes": BookVolumeV2Serializer(obj.volumes.filter(edition__isnull=True), many=True, context=self.context).data
             }
 
 from apps.hadis.models.reference import BookAuthor, BookReference

apps/hadis/serializers/serializers_admin.py

@@ -917,6 +917,7 @@ class AdminBookReferenceListSerializer(serializers.ModelSerializer):
             "id",
             "title",
             "slug",
+            "has_editions",
             "volume",
             "publisher",
             "year_of_publication",
@@ -1013,6 +1014,7 @@ class AdminBookReferenceDetailSerializer(serializers.ModelSerializer):
             "title",
             "description",
             "language",
+            "has_editions",
             "isbn",
             "volume",
             "number_of_volumes",