Allow creation of an organisation without a logo

Now we have the org banner branding, not all organisations need a logo.
So it shouldn’t be an error to not provide one.

Depends on:
- [ ] https://github.com/alphagov/notifications-api/pull/1265

app/main/views/organisations.py

@@ -71,7 +71,9 @@ def manage_org(logo=None):
             return redirect(
                 url_for('.manage_org', logo=upload_filename))
 
-        logo = persist_logo(logo, session["user_id"])
+        if logo:
+            logo = persist_logo(logo, session["user_id"])
+
         delete_temp_files_created_by(session["user_id"])
 
         if org:

app/templates/components/page-footer.html

@@ -6,13 +6,12 @@
   secondary_link=False,
   secondary_link_text=None,
   delete_link=False,
-  delete_link_text="delete",
-  button_disabled=False
+  delete_link_text="delete"
 ) %}
   <div class="page-footer">
     {% if button_text %}
       <input type="hidden" name="csrf_token" value="{{ csrf_token() }}" />
-      <input type="submit" class="button{% if destructive %}-destructive{% endif %}" value="{{ button_text }}"{% if button_disabled %} disabled{% endif %}/>
+      <input type="submit" class="button{% if destructive %}-destructive{% endif %}" value="{{ button_text }}" />
     {% endif %}
     {% if back_link %}
       <a class="page-footer-back-link" href="{{ back_link }}">{{ back_link_text }}</a>

app/templates/views/organisations/manage-org.html

@@ -26,14 +26,13 @@
       <form method="post">
         <div class="form-group">
           <div style='margin-top:15px;'>{{textbox(form.name)}}</div>
-          <div>{{textbox(form.colour, width='1-4')}} 
+          <div>{{textbox(form.colour, width='1-4')}}
             <span id='colour_span' style="background: {{ organisation.colour }}; {% if not organisation.colour %}visibility:hidden; {% endif %}border:1px black solid; width: 3px; height: 25px;position:absolute;margin-top:138px;margin-left:135px;display:block;"></span>
           </div>
         {{ page_footer(
           'Save',
           back_link=url_for('.organisations', organisation_id=organisation.id if organisation else 'None'),
           back_link_text='Back to organisation selection',
-          button_disabled=True if not logo else False
         ) }}
         </div>
       </form>

tests/app/main/views/test_organisations.py

@@ -113,20 +113,11 @@ def test_manage_orgs_shows_correct_org_info(request_get_manage_org_with_org):
 
 
 def test_manage_orgs_does_not_show_data_for_new_org(request_get_manage_org_without_org):
-    assert request_get_manage_org_without_org.select_one('div.page-footer input.button').has_attr('disabled')
     assert request_get_manage_org_without_org.select_one('#logo-img > img') is None
     assert request_get_manage_org_without_org.select_one('#name').attrs.get('value') == ''
     assert request_get_manage_org_without_org.select_one('#colour').attrs.get('value') == ''
 
 
-def test_save_is_enabled_when_logo_is_set(request_get_manage_org_with_org):
-    assert request_get_manage_org_with_org.select_one('div.page-footer input.button').has_attr('disabled') is False
-
-
-def test_save_is_disabled_when_logo_is_not_set(request_get_manage_org_without_org):
-    assert request_get_manage_org_without_org.select_one('div.page-footer input.button').has_attr('disabled')
-
-
 @pytest.fixture
 def request_post_manage_org_redirect(logged_in_platform_admin_client, mocker, fake_uuid):
     with logged_in_platform_admin_client.session_transaction() as session:
@@ -262,3 +253,29 @@ def test_create_new_organisation_when_organisation_saved(logged_in_platform_admi
         name=new_org['name'],
         colour=new_org['colour']
     )
+
+
+def test_create_new_organisation_without_logo(logged_in_platform_admin_client, mocker, fake_uuid):
+
+    new_org = {'logo': None, 'colour': 'red', 'name': 'new name'}
+
+    mocked_new_org = mocker.patch('app.organisations_client.create_organisation')
+    mock_persist = mocker.patch('app.main.views.organisations.persist_logo')
+    mocker.patch('app.main.views.organisations.delete_temp_files_created_by')
+
+    logged_in_platform_admin_client.post(
+        url_for('.manage_org'),
+        content_type='multipart/form-data',
+        data={
+            'colour': new_org['colour'],
+            'name': new_org['name'],
+        }
+    )
+
+    assert mocked_new_org.called
+    assert mocked_new_org.call_args == call(
+        logo=new_org['logo'],
+        name=new_org['name'],
+        colour=new_org['colour']
+    )
+    assert mock_persist.call_args_list == []