{% extends "partials/header.html" %}

{% macro show_link(nav, page, title) -%}
  {% if nav.title == page %}
    <span class="md-header-nav__parent">
      <a href="{{nav.url}}">{{title}}</a>
    </span>
  {% endif %}
  {% for c in nav.children %}
    {{ show_link(c, page, title) }}
  {% endfor %}
{%- endmacro %}
{% block site_name %}
  {%- if config.extra.root_menu %}
    {% for n in nav %}
      {{ show_link(n, config.extra.root_menu.page, config.extra.root_menu.title) }}
    {% endfor %}
  {%- endif %}
  {% if page %}
    {% for parent in page.ancestors %}
      <span class="md-header-nav__parent">
        {{ parent.title }}
      </span>
    {% endfor %}
  {% endif %}
  {{ page.title | default(config.site_name, true) }}
{% endblock %}