Payment event ledger (PaymentEvent) replicated to the backup server, plus CSV export script on 247

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

payment/services.py

@@ -17,6 +17,8 @@ from rest_framework.exceptions import APIException
 
 from statuslog.signals import status_changed
 
+from . import events
+
 from .models import Order, Transaction
 from .providers import PROVIDERS, provider_for
 
@@ -135,6 +137,8 @@ def create_order(*, user_id: int, amount: int, currency: str = 'IRT',
             subscription_id=subscription_id, plan_id=plan_id, provider=provider,
         )
 
+    events.record('order_created', order=order, plan_id=plan_id, amount=amount, currency=currency,
+                  duration_days=order.duration_days, sku=bazaar_product_sku)
     # بازار paymentUrl ندارد (اپ با Poolakey می‌خرد)؛ زرین‌پال آدرسِ PaymentRedirectView را دارد (providers.py).
     payment_url = provider_for(order.provider).payment_url(order)
     return order, payment_url
@@ -387,6 +391,7 @@ def cancel_pending_order(order: Order, *, staff: str = '') -> None:
             raise OrderStateError(f'سفارشِ {order.id} «{order.get_status_display()}» است؛ فقط سفارشِ در انتظار لغو می‌شود.')
         order.status = 'canceled'
         order.save(update_fields=['status'])
+        events.record('admin_cancel', order=order, staff=staff)
         status_changed.send(sender='payment.Order', object_id=order.id, old_status='pending',
                             new_status='canceled', event=f'admin_cancel:{staff}'[:50], user_id=order.user_id)
 
@@ -428,6 +433,7 @@ def refund_order(order: Order, *, staff: str = '') -> dict:
 
         order.status = 'refunded'
         order.save(update_fields=['status'])
+        events.record('admin_refund', order=order, staff=staff, subscription_days=summary['subscription_days'])
         Transaction.objects.create(order=order, gateway='admin', status='refunded',
                                    gateway_ref_id=f'refund-{order.id}')
         status_changed.send(sender='payment.Order', object_id=order.id, old_status='paid',