Remove template link from preview for precompiled letters

tests/__init__.py

@@ -205,6 +205,7 @@ def template_json(service_id,
                   service_letter_contact=None,
                   reply_to=None,
                   reply_to_text=None,
+                  is_precompiled_letter=False,
                   ):
     template = {
         'id': id_,
@@ -219,6 +220,7 @@ def template_json(service_id,
         'service_letter_contact': service_letter_contact,
         'reply_to': reply_to,
         'reply_to_text': reply_to_text,
+        'is_precompiled_letter': is_precompiled_letter,
     }
     if content is None:
         template['content'] = "template content"

tests/app/main/views/test_notifications.py

@@ -277,3 +277,37 @@ def test_notification_page_has_link_to_download_letter(
         download_link = None
 
     assert download_link == expected_link(notification_id=fake_uuid)
+
+
+@pytest.mark.parametrize('is_precompiled_letter, has_template_link', [
+    (True, False),
+    (False, True),
+])
+def test_notification_page_has_expected_template_link_for_letter(
+    client_request,
+    mocker,
+    fake_uuid,
+    service_one,
+    is_precompiled_letter,
+    has_template_link
+):
+
+    mock_get_notification(
+        mocker, fake_uuid, template_type='letter', is_precompiled_letter=is_precompiled_letter)
+    mocker.patch(
+        'app.main.views.notifications.get_page_count_for_letter',
+        return_value=1
+    )
+
+    page = client_request.get(
+        'main.view_notification',
+        service_id=SERVICE_ONE_ID,
+        notification_id=fake_uuid,
+    )
+
+    link = page.select_one('main > p:nth-of-type(1) > a')
+
+    if has_template_link:
+        assert link
+    else:
+        assert link is None

tests/conftest.py

@@ -2404,6 +2404,8 @@ def mock_get_notification(
     notification_status='delivered',
     redact_personalisation=False,
     template_type=None,
+    template_name='sample template',
+    is_precompiled_letter=False
 ):
     def _get_notification(
         service_id,
@@ -2430,6 +2432,8 @@ def mock_get_notification(
             subject='blah',
             redact_personalisation=redact_personalisation,
             type_=template_type,
+            is_precompiled_letter=is_precompiled_letter,
+            name=template_name
         )
         return noti