Add page to change organisation type

If a user picks the wrong thing, we should be able to override it when
they go live.

app/main/forms.py

@@ -141,6 +141,18 @@ def sms_code():
                                           message='Code not found')])
 
 
+def organisation_type():
+    return RadioField(
+        'Who runs this service?',
+        choices=[
+            ('central', 'Central government'),
+            ('local', 'Local government'),
+            ('nhs', 'NHS'),
+        ],
+        validators=[DataRequired()],
+    )
+
+
 class LoginForm(Form):
     email_address = StringField('Email address', validators=[
         Length(min=5, max=255),
@@ -227,15 +239,11 @@ class CreateServiceForm(Form):
         validators=[
             DataRequired(message='Can’t be empty')
         ])
-    organisation_type = RadioField(
-        'Who runs this service?',
-        choices=[
-            ('central', 'Central government'),
-            ('local', 'Local government'),
-            ('nhs', 'NHS'),
-        ],
-        validators=[DataRequired()],
-    )
+    organisation_type = organisation_type()
+
+
+class OrganisationTypeForm(Form):
+    organisation_type = organisation_type()
 
 
 class ConfirmPasswordForm(Form):

app/main/views/service_settings.py

@@ -34,6 +34,7 @@ from app.main.forms import (
     LetterBranding,
     ServiceInboundApiForm,
     InternationalSMSForm,
+    OrganisationTypeForm,
 )
 from app import user_api_client, current_service, organisations_client, inbound_number_client
 from notifications_utils.formatters import formatted_list
@@ -574,6 +575,28 @@ def service_set_letter_contact_block(service_id):
     )
 
 
+@main.route("/services/<service_id>/service-settings/set-organisation-type", methods=['GET', 'POST'])
+@login_required
+@user_has_permissions(admin_override=True)
+def set_organisation_type(service_id):
+
+    form = OrganisationTypeForm(organisation_type=current_service.get('organisation_type'))
+
+    if form.validate_on_submit():
+        service_api_client.update_service(
+            service_id,
+            organisation_type=form.organisation_type.data,
+        )
+        return redirect(url_for('.service_settings', service_id=service_id))
+
+    form.organisation_type.data = current_service.get('organisation_type')
+
+    return render_template(
+        'views/service-settings/set-organisation-type.html',
+        form=form,
+    )
+
+
 @main.route("/services/<service_id>/service-settings/set-branding-and-org", methods=['GET', 'POST'])
 @login_required
 @user_has_permissions(admin_override=True)

app/templates/views/service-settings.html

@@ -193,7 +193,7 @@
           {{ optional_text_field(
             (current_service.organisation_type or '')|title
           ) }}
-          {{ text_field() }}
+          {{ edit_field('Change', url_for('.set_organisation_type', service_id=current_service.id)) }}
         {% endcall %}
         {% call row() %}
           {{ text_field('Free text message allowance')}}

app/templates/views/service-settings/set-organisation-type.html

@@ -0,0 +1,22 @@
+{% extends "withnav_template.html" %}
+{% from "components/radios.html" import radios, branding_radios %}
+{% from "components/page-footer.html" import page_footer %}
+
+{% block service_page_title %}
+  Set branding and organisation
+{% endblock %}
+
+{% block maincolumn_content %}
+
+  <h1 class="heading-large">Set organisation type</h1>
+    <form method="post">
+      {{ radios(form.organisation_type) }}
+      {{ page_footer(
+        'Save',
+        back_link=url_for('.service_settings', service_id=current_service.id),
+        back_link_text='Back to settings'
+      ) }}
+    </form>
+  </div>
+
+{% endblock %}