nk20/apps/wei/templates/wei/weiregistration_form.html

{% extends "member/noteowner_detail.html" %}
{% load i18n %}
{% load crispy_forms_tags %}

{% block profile_info %}
{% include "wei/weiclub_info.html" %}
{% endblock %}

{% block profile_content %}
    <form method="post">
        {% csrf_token %}
        {{ form|crispy }}
        {{ membership_form|crispy }}
        <button class="btn btn-primary" type="submit">{% trans "Submit" %}</button>
    </form>
{% endblock %}

{% block extrajavascript %}
    <script>
    $(document).ready(function() {
        function refreshTeams() {
            let buses = [];
            $("input[name='bus']:checked").each(function(ignored) {
                buses.push($(this).parent().text().trim());
            });
            console.log(buses);
            $("input[name='team']").each(function() {
                let label = $(this).parent();
                $(this).parent().addClass('d-none');
                buses.forEach(function(bus) {
                    if (label.text().includes(bus))
                        label.removeClass('d-none');
                });
            });
        }

        $("input[name='bus']").change(refreshTeams);

        refreshTeams();
    });
    </script>
{% endblock %}