{#
    Builds links for navigation

    nav_item   - the URL for the route or 
                 the named route of the nav item as defined in config/routing
    title      - text used for the link
    icon       - icon name used for link

    Example:

    {% import 'macros/nav_link.html' as nav %}
    {{ nav.link(h.url_for('home.about'), _('About')") }}

#}
{% macro link(nav_item, title, active_blueprints=[], icon="") %}

{% set active_page = h.page_is_active(nav_item, active_blueprints=active_blueprints) %}

  <li {% if active_page %}class="active"{% endif %}>
    <a {% if active_page %}aria-current="page"{% endif %} href="{{ nav_item }}">
      {% if icon %}
        <i class="fa fa-{{ icon }}"></i>
      {% endif %}
      {{ title }}
    </a>
  </li>
{% endmacro %}