Change wording based on Thom’s feedback

app/main/forms.py

@@ -723,7 +723,7 @@ class InternationalSMSForm(Form):
 
 class SMSPrefixForm(Form):
     enabled = RadioField(
-        'Start all text messages with service name',
+        '',
         choices=[
             ('on', 'On'),
             ('off', 'Off'),

app/main/views/service_settings.py

@@ -497,6 +497,8 @@ def service_set_sms_prefix(service_id):
         'on' if current_service['prefix_sms_with_service_name'] else 'off'
     ))
 
+    form.enabled.label.text = 'Start all text messages with ‘{}:’'.format(current_service['name'])
+
     if form.validate_on_submit():
         service_api_client.update_service(
             current_service['id'],

app/templates/views/service-settings.html

@@ -93,7 +93,7 @@
           {% endcall %}
 
           {% call row() %}
-            {{ text_field('Start all text messages with service name') }}
+            {{ text_field('Text messages start with service name') }}
             {{ boolean_field(prefix_sms_with_service_name) }}
             {{ edit_field('Change', url_for('.service_set_sms_prefix', service_id=current_service.id)) }}
           {% endcall %}

app/templates/views/service-settings/sms-prefix.html

@@ -3,15 +3,12 @@
 {% from "components/page-footer.html" import page_footer %}
 
 {% block service_page_title %}
-  Start all text messages with service name
+  Text messages start with service name
 {% endblock %}
 
 {% block maincolumn_content %}
 
-  <h1 class="heading-large">Start all text messages with service name</h1>
+  <h1 class="heading-large">Text messages start with service name</h1>
-  <p>
-    Your service name is {{ current_service.name}}.
-  </p>
   <form method="post">
     {{ radios(form.enabled) }}
     {{ page_footer(

tests/app/main/views/test_service_settings.py

@@ -44,7 +44,7 @@ from tests.conftest import (
         'Label Value Action',
         'Send text messages On Change',
         'Text message sender GOVUK Manage',
-        'Start all text messages with service name On Change',
+        'Text messages start with service name On Change',
         'International text messages Off Change',
         'Receive text messages Off Change',
 
@@ -64,7 +64,7 @@ from tests.conftest import (
         'Label Value Action',
         'Send text messages On Change',
         'Text message sender GOVUK Manage',
-        'Start all text messages with service name On Change',
+        'Text messages start with service name On Change',
         'International text messages Off Change',
         'Receive text messages Off Change',
 
@@ -121,7 +121,7 @@ def test_should_show_overview(
         'Label Value Action',
         'Send text messages On Change',
         'Text message sender GOVUK Manage',
-        'Start all text messages with service name On Change',
+        'Text messages start with service name On Change',
         'International text messages On Change',
         'Receive text messages On Change',
         'Callback URL for received text messages Not set Change',
@@ -141,7 +141,7 @@ def test_should_show_overview(
         'Label Value Action',
         'Send text messages On Change',
         'Text message sender GOVUK Manage',
-        'Start all text messages with service name On Change',
+        'Text messages start with service name On Change',
         'International text messages Off Change',
         'Receive text messages Off Change',
 
@@ -2076,8 +2076,8 @@ def test_show_sms_prefixing_setting_page(
     page = client_request.get(
         'main.service_set_sms_prefix', service_id=SERVICE_ONE_ID
     )
-    assert normalize_spaces(page.select_one('main p').text) == (
+    assert normalize_spaces(page.select_one('legend').text) == (
-        'Your service name is service one.'
+        'Start all text messages with ‘service one:’'
     )
     radios = page.select('input[type=radio]')
     assert len(radios) == 2