Nested sitefeatures for new design

apps/main/migrations/0034_sitefeature_nested.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.2.4 on 2019-11-07 14:41
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0033_auto_20191106_0744'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='sitefeature',
+            name='nested',
+            field=models.ManyToManyField(to='main.SiteFeature'),
+        ),
+    ]

apps/main/models.py

@@ -151,6 +151,7 @@ class SiteFeature(ProjectBaseMixin):
     feature = models.ForeignKey(Feature, on_delete=models.PROTECT)
     published = models.BooleanField(default=False, verbose_name=_('Published'))
     main = models.BooleanField(default=False, verbose_name=_('Main'))
+    nested = models.ManyToManyField('self', symmetrical=False)
 
     objects = SiteFeatureQuerySet.as_manager()
 

apps/main/serializers.py

@@ -4,7 +4,7 @@ from rest_framework import serializers
 from advertisement.serializers.web import AdvertisementSerializer
 from location.serializers import CountrySerializer
 from main import models
-from utils.serializers import ProjectModelSerializer, TranslatedField
+from utils.serializers import ProjectModelSerializer, TranslatedField, RecursiveFieldSerializer
 
 
 class FeatureSerializer(serializers.ModelSerializer):
@@ -27,6 +27,7 @@ class SiteFeatureSerializer(serializers.ModelSerializer):
     priority = serializers.IntegerField(source='feature.priority')
     route = serializers.CharField(source='feature.route.page_name')
     source = serializers.IntegerField(source='feature.source')
+    nested = RecursiveFieldSerializer(many=True, allow_null=True)
 
     class Meta:
         """Meta class."""
@@ -36,8 +37,9 @@ class SiteFeatureSerializer(serializers.ModelSerializer):
                   'slug',
                   'priority',
                   'route',
-                  'source'
-                  )
+                  'source',
+                  'nested',
+        )
 
 
 class CurrencySerializer(ProjectModelSerializer):

apps/utils/serializers.py

@@ -98,3 +98,9 @@ class FavoritesCreateSerializer(serializers.ModelSerializer):
     @property
     def slug(self):
         return self.request.parser_context.get('kwargs').get('slug')
+
+
+class RecursiveFieldSerializer(serializers.Serializer):
+    def to_representation(self, value):
+        serializer = self.parent.parent.__class__(value, context=self.context)
+        return serializer.data