feat: changed TPV behaviour

shop/views.py

@@ -0,0 +1,22 @@
+from django.http.response import HttpResponse
+from django.shortcuts import get_object_or_404
+from django.views.decorators.csrf import csrf_exempt
+
+from shop.models import Order
+from shop.utils import validate_payment_for_order, pay_order
+
+
+@csrf_exempt
+def webhook(request, uuid):
+    order = get_object_or_404(Order, uuid=uuid)
+
+    try:
+        amount_paid = validate_payment_for_order(request, order)
+        pay_order(order, amount_paid)
+
+        return HttpResponse(status=200)
+    except Exception as e:
+        order.status = Order.Statuses.STATUS_ERROR
+        order.save()
+
+        return HttpResponse(status=409)