{% set not_doc_page_titles = ['Home', 'Quick Start', 'About', 'Talks', 'Download', 'Community', 'Events', 'CVE'] %}

{% macro active_nav(page, title, classes) %}
  class="{% if (page and page.title == title) or (title == 'Home' and meta and meta.sub_page) %}active {% endif %}{{ classes }}"
{% endmacro %}

{% macro docs_are_active(page) %}
  class="{% if (not page or not page.title in not_doc_page_titles) and (not meta or not meta.sub_page) %}active {{ meta }} {% endif %}"
{% endmacro %}

<nav id="navbar" class="navbar navbar-inverse affix-top" data-spy="affix" data-offset-top="150" role="navigation">
    <div class="container">
        <!-- Collapsed navigation -->
        <div class="navbar-header">
            <!-- Expander button -->
            <button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
                <span class="sr-only">Toggle navigation</span>
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
            </button>

        </div>

        <!-- Expanded navigation -->
        <div class="navbar-collapse collapse">
            <!-- Main navigation -->
            <ul class="nav navbar-nav navbar-right">
                <li {{ active_nav(page, 'Home') }}>
                    <a href="/" style="font-size: larger;">&#127968;</a>
                </li>
                <li {{ active_nav(page, 'Quick Start', "important") }}>
                    <a href="/quick-start/">Quick Start</a>
                </li>
                <li {{ active_nav(page, 'About') }}>
                    <a href="/about/">About</a>
                </li>
                <li {{ active_nav(page, 'Talks') }}>
                    <a href="/talks/">Talks</a>
                </li>
                <li {{ docs_are_active(page) }}>
                    <a href="/documentation/">Documentation</a>
                </li>
                <li {{ active_nav(page, 'Download') }}>
                    <a href="/download/">Download</a>
                </li>
                <li {{ active_nav(page, 'Community') }}>
                    <a href="/community/">Community</a>
                </li>
                <li {{ active_nav(page, 'CVE') }}>
                    <a href="/cve/">CVE</a>
                </li>
            </ul>

        </div>
    </div>
</nav>