estus/templates/nav.html.j2

<nav class="navbar navbar-inverse navbar-fixed-top">
  <div class="container-fluid">
    <div class="navbar-header">
      {% if user %}
        <a class="navbar-brand" href="/dashboard">Inventario</a>
      {% else %}
        <a class="navbar-brand active" href="/login">Inventario</a>
      {% endif %}
    </div>
    {% if user %}
      <ul class="nav navbar-nav">
        <li class="{% if type is equalto "ente" %}active{% endif %}"><a href="/ente_list">Enti</a></li>
        <li class="{% if type is equalto "serv" %}active{% endif %}"><a href="/serv_list">Servizi</a></li>
        <li class="{% if type is equalto "imp" %}active{% endif %}"><a href="/imp_list">Impiegati</a></li>
        <li class="{% if type is equalto "disp" %}active{% endif %}"><a href="/disp_list">Dispositivi</a></li>
      </ul>
      <ul class="nav navbar-nav navbar-right">
        <p class="navbar-text">
          {{user}}
        </p>
        <a href="/login" class="btn btn-danger navbar-btn btn-right">Logout</a>
      </ul>
    {% endif %}
  </div>
</nav>