Improve sidebar

app/helpers/application_helper.rb

@@ -38,6 +38,14 @@ module ApplicationHelper
     end
   end
 
+  def nav_sidebar(scope_name, current_tab_name, options)
+    tag.div class: 'list-group' do
+      options.each do |(k, v)|
+        concat nav_sidebar_item scope_name, current_tab_name, k, *v
+      end
+    end
+  end
+
   def nav_tabs_list(scope_name, current_tab_name, format, options)
     tag.ul class: NAV_TABS_LIST_HTML_CLASS[format] do
       options.each do |(k, v)|
@@ -61,4 +69,18 @@ module ApplicationHelper
       end
     end
   end
+
+  def nav_sidebar_item(scope_name, current_tab_name, tab_name, policy, url)
+    if policy
+      link_to translate(tab_name, scope: [:nav_tabs, scope_name]),
+              url,
+              class: 'list-group-item list-group-item-action ' \
+                     "#{:active if current_tab_name == tab_name}"
+    else
+      link_to translate(tab_name, scope: [:nav_tabs, scope_name]),
+              url,
+              class: 'list-group-item list-group-item-action disabled',
+              'aria-disabled': true
+    end
+  end
 end

app/views/settings/_nav_sidebar.html.erb

@@ -1,15 +1,12 @@
-<div class="list-group">
-  <% if policy(%i[settings profile]).edit? %>
-    <%= link_to translate(:profile, scope: %i[nav_tabs settings]),
-                edit_settings_profile_path,
-                class: 'list-group-item list-group-item-action ' \
-                       "#{:active if tab == :profile}" %>
-  <% end %>
-
-  <% if policy(%i[users registration]).edit? %>
-    <%= link_to translate(:credentials, scope: %i[nav_tabs settings]),
-                edit_user_registration_path,
-                class: 'list-group-item list-group-item-action ' \
-                       "#{:active if tab == :credentials}" %>
-  <% end %>
-</div>
+<%= nav_sidebar(
+  :settings,
+  tab,
+  profile: [
+    policy(%i[settings profile]).edit?,
+    edit_settings_profile_path,
+  ],
+  credentials: [
+    policy(%i[users registration]).edit?,
+    edit_user_registration_path,
+  ],
+) %>