Select a branding with a link, not form

Selecting a branding just takes you to a new page, it doesn’t change
any state.

Links are generally the way you go from one page to another on the web.

app/main/forms.py

@@ -713,20 +713,6 @@ class ServicePreviewBranding(StripWhitespaceForm):
     branding_style = HiddenField('branding_style')
 
 
-class ServiceSelectEmailBranding(StripWhitespaceForm):
-
-    def __init__(self, email_brandings=[], *args, **kwargs):
-        self.email_branding.choices = email_brandings
-        super(ServiceSelectEmailBranding, self).__init__(*args, **kwargs)
-
-    email_branding = RadioField(
-        'Email branding',
-        validators=[
-            DataRequired()
-        ]
-    )
-
-
 class ServiceUpdateEmailBranding(StripWhitespaceForm):
 
     name = StringField('Name of brand')

app/main/views/email_branding.py

@@ -3,11 +3,7 @@ from flask_login import login_required
 
 from app import email_branding_client
 from app.main import main
-from app.main.forms import (
-    SearchTemplatesForm,
-    ServiceSelectEmailBranding,
-    ServiceUpdateEmailBranding,
-)
+from app.main.forms import SearchTemplatesForm, ServiceUpdateEmailBranding
 from app.main.s3_client import (
     TEMP_TAG,
     delete_temp_file,
@@ -25,16 +21,9 @@ from app.utils import get_cdn_domain, user_is_platform_admin
 def email_branding():
     brandings = email_branding_client.get_all_email_branding(sort_key='name')
 
-    form = ServiceSelectEmailBranding()
-    email_brandings = get_branding_as_value_and_label(brandings)
-    form.email_branding.choices = email_brandings
-
-    if form.validate_on_submit():
-        return redirect(url_for('.update_email_branding', branding_id=form.email_branding.data))
-
     return render_template(
         'views/email-branding/select-branding.html',
-        form=form,
+        email_brandings=get_branding_as_value_and_label(brandings),
         search_form=SearchTemplatesForm(),
         show_search_box=len(brandings) > 9,
     )

app/templates/views/email-branding/select-branding.html

@@ -17,16 +17,15 @@
       <a href="{{ url_for('.create_email_branding') }}" class="button align-with-heading">Add new brand</a>
     </div>
   </div>
-  <div class="grid-row">
-    <div class="column-three-quarters">
-      <form method="post">
-        {{ live_search(target_selector='.multiple-choice', show=show_search_box, form=search_form) }}
-        {{ radios(form.email_branding) }}
-        {{ page_footer(
-          'Next'
-        ) }}
-      </form>
-    </div>
-  </div>
+  {{ live_search(target_selector='.message-name', show=show_search_box, form=search_form) }}
+  <nav>
+    {% for id, name in email_brandings %}
+      <div class="message-name">
+        <a href="{{ url_for('.update_email_branding', branding_id=id) }}">
+          {{name}}
+        </a>
+      </div>
+    {% endfor %}
+  </nav>
 
 {% endblock %}

tests/app/main/views/test_email_branding.py

@@ -20,8 +20,9 @@ def test_email_branding_page_shows_full_branding_list(
 
     assert response.status_code == 200
     page = BeautifulSoup(response.data.decode('utf-8'), 'html.parser')
-    radio_labels = page.select('div.multiple-choice > label')
-    brand_names = [element.get_text().strip() for idx, element in enumerate(radio_labels)]
+    links = page.select('.message-name a')
+    brand_names = [normalize_spaces(link.text) for link in links]
+    hrefs = [link['href'] for link in links]
 
     assert normalize_spaces(
         page.select_one('h1').text
@@ -29,11 +30,16 @@ def test_email_branding_page_shows_full_branding_list(
 
     assert page.select_one('.column-three-quarters a')['href'] == url_for('main.create_email_branding')
 
-    first_label = radio_labels[0]
-    assert normalize_spaces(first_label.text) == 'org 1'
     assert brand_names == [
         'org 1', 'org 2', 'org 3', 'org 4', 'org 5'
     ]
+    assert hrefs == [
+        url_for('.update_email_branding', branding_id=1),
+        url_for('.update_email_branding', branding_id=2),
+        url_for('.update_email_branding', branding_id=3),
+        url_for('.update_email_branding', branding_id=4),
+        url_for('.update_email_branding', branding_id=5),
+    ]
 
 
 def test_edit_email_branding_shows_the_correct_branding_info(