{% if request.user.is_authenticated and collection %}
    <nav class="navbar navbar-expand-lg navbar-dark bg-dark mt-2 rounded">
        <div class="container-fluid px-3">
            <span class="navbar-text me-3 text-white">
                <strong>Collection:</strong> {{ collection.name }}
            </span>
            <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#collectionNav" aria-controls="collectionNav" aria-expanded="false" aria-label="Toggle navigation">
                <span class="navbar-toggler-icon"></span>
            </button>

            <div class="collapse navbar-collapse" id="collectionNav">
                <ul class="navbar-nav me-auto mb-2 mb-lg-0">
                    <li class="nav-item"><a class="nav-link" href="{% url 'atlas:collection_detail' pk=collection.pk %}">Overview</a></li>
                    <li class="nav-item"><a class="nav-link" href="{% url 'atlas:collection_case_update' collection.pk %}">Cases</a></li>
                    <li class="nav-item"><a class="nav-link" href="{% url 'atlas:collection_history' collection.pk %}">History</a></li>
                    <li class="nav-item"><a class="nav-link" href="{% url 'atlas:collection_mark_overview' collection.pk %}">Mark</a></li>
                    <li class="nav-item"><a class="nav-link" href="{% url 'atlas:collection_scores_cid' collection.pk %}">Scores</a></li>
                    <li class="nav-item"><a class="nav-link" href="{% url 'atlas:exam_cids' collection.pk %}">Candidates</a></li>
                </ul>

                <ul class="navbar-nav ms-auto">
                    <li class="nav-item dropdown">
                        <a class="nav-link dropdown-toggle" href="#" id="collectionActions" role="button" data-bs-toggle="dropdown" aria-expanded="false">Actions</a>
                        <ul class="dropdown-menu dropdown-menu-end dropdown-menu-dark" aria-labelledby="collectionActions">
                            <li><a class="dropdown-item" href="{% url 'atlas:collection_case_update' collection.pk %}">Edit Cases</a></li>
                            <li><a class="dropdown-item" href="{% url 'atlas:exam_update' collection.id %}">Edit</a></li>
                            <li><a class="dropdown-item" href="{% url 'atlas:exam_clone' collection.id %}">Clone</a></li>
                            <li><a class="dropdown-item" href="{% url 'atlas:collection_authors' collection.pk %}">Authors</a></li>
                            <li><hr class="dropdown-divider"></li>
                            <li><a class="dropdown-item text-danger" href="{% url 'atlas:exam_deleted' collection.id %}">Delete</a></li>
                            <li><hr class="dropdown-divider"></li>
                            <li><a class="dropdown-item" href="{% url 'atlas:collection_viva' collection.pk %}">View as viva</a></li>
                            <li><a class="dropdown-item" href="{% url 'atlas:collection_viva_local' collection.pk %}">View as viva (local)</a></li>
                            {% if request.user.is_superuser %}
                                <li><hr class="dropdown-divider"></li>
                                <li><a class="dropdown-item" href="{% url 'admin:atlas_casecollection_change' collection.id %}">Admin Edit</a></li>
                                <li><a class="dropdown-item" href="{% url 'atlas:atlas_create_exam' pk=collection.pk %}">Add New Case</a></li>
                            {% endif %}
                        </ul>
                    </li>
                </ul>
            </div>
        </div>
    </nav>
{% endif %}