{% extends 'forms/fields/select/selectize.html.twig' %}

{% block options %}
    {{ parent() }}
    {% if gantry.menu is not null %}
        {% for group, items in gantry.menu.getGroupedItems() %}
            {% if items|length %}
            <optgroup label="{{ group|capitalize }}">
            {% for key, item in items %}
            <option
                    {# required attribute structures #}
                    {% if key == value %}selected="selected"{% endif %}
                    value="{{ key }}"
                    {# non-gloval attribute structures #}
                    {% if field.options.disabled in ['on', 'true', 1] %}disabled="disabled"{% endif %}
                    >{{ item.spacing|raw }}{{ item.label }}</option>
            {% endfor %}
            </optgroup>
            {% endif %}
        {% endfor %}
    {% endif %}
{% endblock %}