Correctly link to edit department when we are showing a department

app/components/groups/show_page_header_component.html.erb

@@ -35,15 +35,15 @@ See COPYRIGHT and LICENSE files for more details.
       header.with_action_button(
         tag: :a,
         mobile_icon: :pencil,
-        mobile_label: t(:button_edit),
+        mobile_label: edit_label,
         size: :medium,
-        href: edit_group_path(@group),
-        aria: { label: I18n.t(:button_edit) },
+        href: edit_path,
+        aria: { label: edit_label },
         data: { "test-selector": "groups--edit-group-button" },
-        title: I18n.t(:button_edit)
+        title: edit_label
       ) do |button|
         button.with_leading_visual_icon(icon: :pencil)
-        t(:button_edit)
+        edit_label
       end
 
       header.with_action_button(

app/components/groups/show_page_header_component.rb

@@ -40,8 +40,50 @@ module Groups
     end
 
     def breadcrumb_items
-      [{ href: groups_path, text: t(:label_group_plural) },
-       @group.name]
+      if @current_user.admin?
+        admin_breadcrumb_items
+      else
+        non_admin_breadcrumb_items
+      end
+    end
+
+    private
+
+    def admin_breadcrumb_items
+      items = [{ href: admin_index_path, text: t("label_administration") },
+               { href: admin_settings_users_path, text: t(:label_user_and_permission) }]
+
+      items << if @group.organizational_unit?
+                 { href: admin_departments_path, text: t(:label_departments) }
+               else
+                 { href: groups_path, text: t(:label_group_plural) }
+               end
+
+      items << @group.name
+    end
+
+    def non_admin_breadcrumb_items
+      if @group.organizational_unit?
+        [t(:label_departments), @group.name]
+      else
+        [t(:label_group_plural), @group.name]
+      end
+    end
+
+    def edit_path
+      if @group.organizational_unit?
+        edit_admin_department_path(@group)
+      else
+        edit_group_path(@group)
+      end
+    end
+
+    def edit_label
+      if @group.organizational_unit?
+        t("departments.edit")
+      else
+        t(:button_edit)
+      end
     end
   end
 end

app/helpers/groups_helper.rb

@@ -83,12 +83,6 @@ module GroupsHelper
         partial: "principals/global_roles",
         path: edit_admin_department_path(group, tab: :global_roles),
         label: :label_global_roles
-      },
-      {
-        name: "synchronized_groups",
-        partial: "groups/synchronized_groups",
-        path: edit_admin_department_path(group, tab: :synchronized_groups),
-        label: :"groups.edit.synchronized_groups"
       }
     ]
   end

config/locales/en.yml

@@ -722,6 +722,7 @@ en:
     confirmation_live_message_unchecked: "The button to proceed is now inactive. You need to tick the checkbox to continue."
 
   departments:
+    edit: "Edit department"
     add_user: "Add user"
     add_department: "Add department"
     blankslate: