FE for share groups with groups

What does this MR do?

#22986 (closed)

Screenshots

Does this MR meet the acceptance criteria?

Conformity

• [-] Changelog entry
• [-] Documentation created/updated or follow-up review issue created
• Code review guidelines
• Merge request performance guidelines
• Style guides
• Database guides
• [-] Separation of EE specific content

Performance and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• Tested in all supported browsers

app/controllers/groups/group_members_controller.rb

@@ -19,18 +19,23 @@ def self.admin_not_required_endpoints
                                   :approve_access_request, :leave, :resend_invite,
                                   :override
 
-  # rubocop: disable CodeReuse/ActiveRecord
   def index
     @sort = params[:sort].presence || sort_value_name
     @project = @group.projects.find(params[:project_id]) if params[:project_id]
     @members = find_members
 
     if can_manage_members
-      @skip_groups = skip_group_ids
+      @skip_groups = @group.related_group_ids
 
       @invited_members = members.invite
-      @invited_members = @invited_members.search_invite_email(params[:search_invited]) if params[:search_invited].present?
-      @invited_members = present_members(@invited_members.page(params[:invited_members_page]).per(MEMBER_PER_PAGE_LIMIT))
+
+      if params[:search_invited].present?
+        @invited_members = @invited_members.search_invite_email(params[:search_invited])
+      end
+
+      @invited_members = present_members(
+        @invited_members.page(params[:invited_members_page])
+                        .per(MEMBER_PER_PAGE_LIMIT))
     end
 
     @members = present_group_members(members)
@@ -54,12 +59,6 @@ def can_manage_members
     can?(current_user, :admin_group_member, @group)
   end
 
-  def skip_group_ids
-    result = @group.shared_with_group_links.pluck(:shared_group_id)
-    result << @group.id
-    result + @group.ancestors.pluck(:id)
-  end
-
   def present_group_members(original_members)
     members = original_members.non_invite
     members = members.search(params[:search]) if params[:search].present?