Forminator WP trigger event

var fbtrigger = false;
const observer = new MutationObserver(() => {
    const element = document.getElementsByClassName('forminator-success')[0];
    if (element && element.style.display === 'block') {
        fbtrigger = true;
        proxy.value = fbtrigger;
    }
});
observer.observe(document.body, { childList: true, subtree: true });
const proxy = new Proxy({ value: fbtrigger }, {
    set: function(target, prop, value) {
        if (prop === 'value' && target.value !== value) {
            target.value = value;
            if (value === true) {
                //fb lead event
                fbq('track', 'Lead');

                //ga4 lead event
                gtag("event", "generate_lead", {
                    currency: "EUR",
                    value: 1,
                    lead_source: "Forminator Lead",
                  });
            }
        }
        return true;
    }
});