{% load i18n %}
{% load bootstrap_icons %}
{% if request.user.is_superuser %}
    <button type="button" class="btn btn-sm btn-primary" data-bs-toggle="modal" data-bs-target="#addInstanceOwner">{% bs_icon 'plus' %} {% trans "Add owner" %}</button>

    <div class="modal fade" id="addInstanceOwner" tabindex="-1" role="dialog" aria-labelledby="addInstanceOwnerLabel" aria-hidden="true">
        <div class="modal-dialog">
            <div class="modal-content">
                <div class="modal-header">
                    <h5 class="modal-title" id="addInstanceOwnerLabel">{% trans "Add owner" %}</h5>
                    <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="{% trans "Close" %}"></button>
                </div>
                <div class="modal-body">
                    <form id="add-owner-form" method="post" action="{% url 'instances:add_owner' instance.id %}" role="form" aria-label="Add instance owner form">{% csrf_token %}
                        {# users who are not owners yet; a superuser can use every VM #}
                        {% if users %}
                        <label class="form-label" for="add-owner-user">{% trans "User" %}</label>
                        <select class="form-select" name="user_id" id="add-owner-user">
                            {% for user in users %}
                            <option value="{{ user.id }}">{{ user.username }}</option>
                            {% endfor %}
                        </select>
                        {% else %}
                        <p class="mb-0">{% trans "Every user who is not an administrator is already an owner." %}</p>
                        {% endif %}
                    </form>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-outline-secondary" data-bs-dismiss="modal">{% trans "Cancel" %}</button>
                    <button type="submit" class="btn btn-primary" form="add-owner-form"{% if not users %} disabled{% endif %}>{% trans "Add" %}</button>
                </div>
            </div> <!-- /.modal-content -->
        </div> <!-- /.modal-dialog -->
    </div> <!-- /.modal -->
{% endif %}