users/migrations/0011_backfill_missing_customers.py

@@ -0,0 +1,30 @@
+# Generated by Django 3.2.16 on 2024-06-10 08:52
+import logging
+
+from django.db import migrations
+
+logger = logging.getLogger(__name__)
+logger.setLevel(logging.INFO)
+
+
+def create_missing_customers(apps, schema_editor):
+    Customer = apps.get_model('looper', 'Customer')
+    User = apps.get_model('users', 'User')
+    user_q = User.objects.filter(customer=None)
+    logger.info('%s accounts are missing a Customer records', user_q.count())
+    to_create = []
+    for user in user_q:
+        to_create.append(Customer(user_id=user.pk, billing_email=user.email))
+    if to_create:
+        Customer.objects.bulk_create(to_create)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('users', '0010_user_confirmed_email_at'),
+    ]
+
+    operations = [
+        migrations.RunPython(create_missing_customers, reverse_code=migrations.RunPython.noop),
+    ]

users/models.py

@@ -211,8 +211,12 @@ class User(AbstractUser):
         logger.warning('Deleting address records of user pk=%s', self.pk)
         looper.models.Address.objects.filter(user_id=self.pk).delete()
 
-        logger.warning('Deleting customer records of user pk=%s', self.pk)
-        looper.models.Customer.objects.filter(user_id=self.pk).delete()
+        logger.warning('Anonymizing Customer record of user pk=%s', self.pk)
+        looper.models.Customer.objects.exclude(user_id=None).filter(user_id=self.pk).update(
+            billing_email=f'{username}@example.com',
+            full_name='',
+        )
+
         looper.models.GatewayCustomerId.objects.filter(user_id=self.pk).delete()
 
         subscriptions.models.TeamUsers.objects.filter(user_id=self.pk).delete()

users/tests/test_tasks.py

@@ -144,7 +144,7 @@ class TestTasks(TestCase):
             f'Soft-deleting payment methods records of user pk={user.pk}',
             rf'Deleting payment method \d+ of user pk={user.pk} at the payment gateway',
             f'Deleting address records of user pk={user.pk}',
-            f'Deleting customer records of user pk={user.pk}',
+            f'Anonymizing Customer record of user pk={user.pk}',
             f'Anonymizing comments of user pk={user.pk}',
             f'Anonymizing likes of user pk={user.pk}',
             f'Deleting actions of user pk={user.pk}',
@@ -166,8 +166,12 @@ class TestTasks(TestCase):
         self.assertEqual(user.full_name, '')
         self.assertTrue(user.email.startswith('del'))
         self.assertTrue(user.email.endswith('@example.com'))
-        with self.assertRaises(User.customer.RelatedObjectDoesNotExist):
-            user.customer
+        user.customer.refresh_from_db()
+        self.assertTrue(user.customer.billing_email.startswith('del'), user.customer.billing_email)
+        self.assertTrue(
+            user.customer.billing_email.endswith('@example.com'), user.customer.billing_email
+        )
+        self.assertEqual(user.customer.full_name, '', user.customer.full_name)
         self.assertEqual(user.address_set.count(), 0)
         self.assertEqual(user.paymentmethod_set.first().recognisable_name, '')