transmitters filters added + generation field added

apps/hadis/migrations/0036_transmitters_generation_and_more.py

@@ -0,0 +1,30 @@
+# Generated by Django 5.2.9 on 2025-12-14 14:53
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("hadis", "0035_transmitteroriginaltext"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="transmitters",
+            name="generation",
+            field=models.PositiveIntegerField(
+                blank=True, null=True, verbose_name="Generation"
+            ),
+        ),
+        migrations.AlterField(
+            model_name="transmitteroriginaltext",
+            name="transmitter",
+            field=models.ForeignKey(
+                on_delete=django.db.models.deletion.CASCADE,
+                related_name="originaltexts",
+                to="hadis.transmitters",
+                verbose_name="transmitter",
+            ),
+        ),
+    ]

apps/hadis/models/transmitter.py

@@ -61,7 +61,7 @@ class Transmitters(models.Model):
     birth_year_hijri = models.IntegerField(verbose_name=_("Birth Year (Hijri)"), null=True, blank=True)
     death_year_hijri = models.IntegerField(verbose_name=_("Death Year (Hijri)"), null=True, blank=True)
     age_at_death = models.PositiveIntegerField(verbose_name=_('Age at Death'), blank=True, null=True)
-
+    generation = models.PositiveIntegerField(verbose_name=_('Generation'), blank=True, null=True)
     # Religious & Academic Information
     reliability = models.CharField(
         max_length=20,

apps/hadis/serializers/hadis.py

@@ -193,7 +193,7 @@ class TransmitterSerializer(serializers.ModelSerializer):
         model = Transmitters
         fields = [
             'id', 'full_name', 'birth_year_hijri', 'death_year_hijri',
-            "known_as",'nickname','reliability','madhhab',
+            "known_as",'nickname','reliability','madhhab','generation'
         ]
 class TransmitterOpinionSerializer(serializers.ModelSerializer):
     """ Serializer for TransmitterOpinions """
@@ -224,7 +224,8 @@ class TransmitterDetailSerializer(serializers.ModelSerializer):
             'id','full_name','kunya','known_as','nickname',
             'origin','lived_in','died_in','birth_year_hijri',
             'death_year_hijri','age_at_death','reliability',
-            'madhhab',"in_sahih_muslim","in_sahih_bukhari","description",
+            'madhhab',"in_sahih_muslim","in_sahih_bukhari",
+            "description",'generation'
         ]
 
 

apps/hadis/views/transmitter.py

@@ -30,16 +30,10 @@ class TransmitterView(ListAPIView):
             queryset = queryset.filter(madhhab=madhhab_filter)
 
         # Filter by generation (narrator layer)
-        # generation_filter = self.request.query_params.get('generation', None)
-        # if generation_filter:
-        #     try:
-        #         generation_num = int(generation_filter)
-        #         # Filter transmitters who have hadis transmissions in the specified generation/layer
-        #         queryset = queryset.filter(
-        #             hadi=generation_num
-        #         ).distinct()
-        #     except (ValueError, TypeError):
-        #         pass  # Invalid generation number, ignore filter
+        generation_filter = self.request.query_params.get('generation', None)
+        if generation_filter:
+            queryset = queryset.filter(generation=generation_filter)
+        
 
         return queryset