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<%- simple_files = @files.select { |f| f.text? } %>
<%- if defined?(current) -%>
<%- dir = current.full_name[%r{\A[^/]+(?=/)}] || current.page_name -%>
<%- end -%>
<%- unless simple_files.empty? then -%>
<div id="fileindex-section" class="nav-section">
<h3>Pages</h3>
<ul class="link-list">
<%- simple_files.group_by do |f| -%>
<%- f.full_name[%r{\A[^/]+(?=/)}] || f.page_name -%>
<%- end.each do |n, files| -%>
<%- f = files.shift -%>
<%- if files.empty? -%>
<li><a href="<%= rel_prefix %>/<%= h f.path %>"><%= h f.page_name %></a>
<%- next -%>
<%- end -%>
<li><details<% if dir == n %> open<% end %>><summary><%
if n == f.page_name
%><a href="<%= rel_prefix %>/<%= h f.path %>"><%= h n %></a><%
else
%><%= h n %><% files.unshift(f)
end %></summary>
<ul class="link-list">
<%- files.each do |f| -%>
<li><a href="<%= rel_prefix %>/<%= h f.path %>"><%= h f.page_name %></a>
<%- end -%>
</ul></details>
<%- end -%>
</ul>
</div>
<%- end -%>
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