Event Espresso 4: show only the first ticket option that's on sale

example_js.php

<?php
//* Please do NOT include the opening php tag, except of course if you're starting with a blank file

add_action(
    'wp_enqueue_scripts', 
    'my_ee_show_only_first_on_sale_ticket', 
    20
);
function my_ee_show_only_first_on_sale_ticket() {
    $custom_js = 'jQuery(document).ready(function($){
        $(".tckt-slctr-tbl-tr").hide();
        $(".ticket-on-sale:first").show();
    });';
    wp_add_inline_script('ticket_selector', $custom_js);
}