lingo: return different message for cancelled transaction (#47497)

combo/apps/lingo/views.py

@@ -958,7 +958,7 @@ class TransactionStatusApiView(View):
             return JsonResponse(data=data)
 
         if transaction.status in (
-                eopayment.CANCELLED, eopayment.ERROR, eopayment.DENIED, EXPIRED
+                eopayment.ERROR, eopayment.DENIED, EXPIRED
         ):
             data = {
                 'wait': True,
@@ -967,6 +967,14 @@ class TransactionStatusApiView(View):
             }
             return JsonResponse(data=data)
 
+        if transaction.status == eopayment.CANCELLED:
+            data = {
+                'wait': True,
+                'error': False,
+                'error_msg': _('Payment cancelled, you can continue and make another payment')
+            }
+            return JsonResponse(data=data)
+
         data = {
             'wait': True,
             'error': False,

tests/test_lingo_payment.py

@@ -1443,6 +1443,21 @@ def test_transaction_status_api(app, regie, user):
         'error_msg': ''
     }
 
+    # transaction cancelled
+    transaction = Transaction.objects.create(
+        amount=Decimal('10.0'), regie=regie, status=eopayment.CANCELLED
+    )
+    url = reverse(
+        'api-transaction-status',
+        kwargs={'transaction_signature': signing_dumps(transaction.pk)}
+    )
+    resp = app.get(url)
+    assert resp.json == {
+        'wait': True,
+        'error': False,
+        'error_msg': 'Payment cancelled, you can continue and make another payment'
+    }
+
 
 def test_request_payment_exception(app, basket_page, regie, user):
     item = BasketItem.objects.create(user=user, regie=regie,