fix uuid vs transaction_id logic

mkt/lookup/tests/test_views.py

@@ -276,12 +276,14 @@ class TestTransactionSummary(TestCase):
 
     def setUp(self):
         self.uuid = 45
+        self.transaction_id = 999
         self.buyer_uuid = 123
         self.seller_uuid = 456
         self.related_tx_uuid = 789
 
         Contribution.objects.create(addon=addon_factory(),
-                                    transaction_id=self.uuid)
+                                    uuid=self.uuid,
+                                    transaction_id=self.transaction_id)
 
         self.url = reverse('lookup.transaction_summary', args=[self.uuid])
         self.client.login(username='support-staff@mozilla.com',
@@ -318,7 +320,7 @@ class TestTransactionSummary(TestCase):
         eq_(tx_data['buyer']['uuid'], self.buyer_uuid)
 
     def lookup_tx_side_effect(self, *args, **kwargs):
-        if str(args[0]) == str(self.uuid):
+        if str(args[0]) == str(self.transaction_id):
             return self.mock_transaction()
         raise SolitudeError
 
@@ -345,7 +347,7 @@ class TestTransactionRefund(TestCase):
         AddonUser.objects.create(addon=self.app, user=self.user)
 
         self.contrib = Contribution.objects.create(
-            addon=self.app, user=self.user, transaction_id=self.uuid,
+            addon=self.app, user=self.user, uuid=self.uuid,
             type=amo.CONTRIB_PURCHASE)
 
         self.req = RequestFactory().post(self.url, {'refund_reason': 'text'})

mkt/lookup/views.py

@@ -93,10 +93,10 @@ def transaction_summary(request, uuid):
 
 def _transaction_summary(uuid):
     """Get transaction details from Solitude API."""
-    contrib = get_object_or_404(Contribution, transaction_id=uuid)
+    contrib = get_object_or_404(Contribution, uuid=uuid)
     # Get tx.
     try:
-        transaction = client.lookup_transaction(uuid)
+        transaction = client.lookup_transaction(contrib.transaction_id)
     except (SolitudeError, ValueError):
         return
 
@@ -122,7 +122,7 @@ def _transaction_summary(uuid):
 @login_required
 @permission_required('Transaction', 'Refund')
 def transaction_refund(request, uuid):
-    contrib = get_object_or_404(Contribution, transaction_id=uuid)
+    contrib = get_object_or_404(Contribution, uuid=uuid)
     if contrib.has_refund():
         raise PermissionDenied