add new template folder

The add new templates page now has option to add template folders.
Tweaked wording of other options and h1 to clarify options since it's
not all about templates any more.

Added api client and stuff for it

tests/app/main/views/test_letters.py

@@ -56,11 +56,11 @@ def test_letters_lets_in_without_permission(
 @pytest.mark.parametrize('permissions, choices', [
     (
         ['email', 'sms', 'letter'],
-        ['Email', 'Text message', 'Letter', 'Copy of an existing template']
+        ['Email template', 'Text message template', 'Letter template', 'Copy of an existing template']
     ),
     (
         ['email', 'sms'],
-        ['Email', 'Text message', 'Copy of an existing template']
+        ['Email template', 'Text message template', 'Copy of an existing template']
     ),
 ])
 def test_given_option_to_add_letters_if_allowed(

tests/app/main/views/test_template_folders.py

@@ -0,0 +1,28 @@
+
+
+def test_add_folder(
+    client_request,
+    service_one,
+    mocker,
+    mock_get_service_templates,
+    mock_get_organisations_and_services_for_user,
+):
+    service_one['permissions'] += ['edit_folders']
+    mocker.patch('app.service_api_client.get_service', return_value={"data": service_one})
+
+    page = client_request.get(
+        'main.add_template_by_type',
+        service_id=service_one['id'],
+        _test_page_title=False
+    )
+
+    radios = page.select('input[type=radio]')
+    labels = page.select('label')
+
+    assert [x['value'] for x in radios] == ['email', 'sms', 'copy-existing', 'folder']
+    assert [x.text.strip() for x in labels] == [
+        'Email template',
+        'Text message template',
+        'Copy of an existing template',
+        'Folder'
+    ]

tests/app/notify_client/test_template_folder_client.py

@@ -0,0 +1,42 @@
+import pytest
+import uuid
+
+from app.notify_client.template_folder_api_client import TemplateFolderAPIClient
+
+
+@pytest.mark.parametrize('parent_id', [uuid.uuid4(), None])
+def test_create_template_folder_calls_correct_api_endpoint(mocker, api_user_active, parent_id):
+    mock_redis_delete = mocker.patch('app.notify_client.RedisClient.delete')
+
+    some_service_id = uuid.uuid4()
+    expected_url = '/service/{}/template-folder'.format(some_service_id)
+    data = {'name': 'foo', 'parent_id': parent_id}
+
+    client = TemplateFolderAPIClient()
+
+    mock_post = mocker.patch('app.notify_client.template_folder_api_client.TemplateFolderAPIClient.post')
+
+    client.create_template_folder(some_service_id, name='foo', parent_id=parent_id)
+
+    mock_post.assert_called_once_with(expected_url, data)
+    mock_redis_delete.assert_called_once_with('service-{}-template-folders'.format(some_service_id))
+
+
+def test_get_template_folders_calls_correct_api_endpoint(mocker, api_user_active):
+    mock_redis_get = mocker.patch('app.notify_client.RedisClient.get', return_value=None)
+    mock_api_get = mocker.patch('app.notify_client.NotifyAdminAPIClient.get', return_value={'data': {'a': 'b'}})
+    mock_redis_set = mocker.patch('app.notify_client.RedisClient.set')
+
+    some_service_id = uuid.uuid4()
+    expected_url = '/service/{}/template-folder'.format(some_service_id)
+    redis_key = 'service-{}-template-folders'.format(some_service_id)
+
+    client = TemplateFolderAPIClient()
+
+    ret = client.get_template_folders(some_service_id)
+
+    assert ret == {'a': 'b'}
+
+    mock_redis_get.assert_called_once_with(redis_key)
+    mock_api_get.assert_called_once_with(expected_url)
+    mock_redis_set.assert_called_once_with(redis_key, '{"a": "b"}', ex=604800)