Show registrar language in UI

#640

app/presenters/registrar_presenter.rb

@@ -20,6 +20,10 @@ class RegistrarPresenter
     registrar.website
   end
 
+  def language
+    view.available_languages.key(registrar.language.to_sym)
+  end
+
   private
 
   attr_reader :registrar

app/views/admin/registrars/show.html.erb

@@ -1,3 +1,4 @@
+<% registrar = RegistrarPresenter.new(registrar: @registrar, view: self) %>
 <% content_for :actions do %>
     <%= link_to(t(:edit), edit_admin_registrar_path(@registrar), class: 'btn btn-primary') %>
     <%= link_to(t(:delete), admin_registrar_path(@registrar), method: :delete, data: { confirm: t(:are_you_sure) }, class: 'btn btn-danger') %>
@@ -128,6 +129,7 @@
                 </dl>
             </div>
         </div>
+        <%= render 'admin/registrars/show/preferences', registrar: registrar %>
     </div>
 </div>
 <div class="row">

app/views/admin/registrars/show/_preferences.html.erb

@@ -0,0 +1,11 @@
+<div class="panel panel-default">
+    <div class="panel-heading">
+        <%= t '.header' %>
+    </div>
+    <div class="panel-body">
+        <dl class="dl-horizontal">
+            <dt><%= Registrar.human_attribute_name :language %></dt>
+            <dd><%= registrar.language %></dd>
+        </dl>
+    </div>
+</div>

config/locales/admin/registrars.en.yml

@@ -9,6 +9,9 @@ en:
         active: Active
         api_users: API users
 
+        preferences:
+          header: Preferences
+
       create:
         created: Registrar has been successfully created
         not_created: Unable to create registrar

test/integration/admin/registrars/show_registrar_test.rb

@@ -12,4 +12,8 @@ class ShowRegistrarTest < ActionDispatch::IntegrationTest
   def test_accounting_customer_code
     assert_text 'ACCOUNT001'
   end
+
+  def test_language
+    assert_text 'Language English'
+  end
 end