const effecttracker_tracking_url = 'https://tracker.effecttracker.com/tracker/addurlEvent/'; 

async function _ef_event_tracker(url = '', data = {}) {
    await fetch(url, {
        method: 'POST', mode: 'cors', cache: 'no-cache', credentials: 'same-origin',
        headers: { 'Content-Type': 'application/json' },
        redirect: 'follow', referrerPolicy: 'no-referrer', body: data
    });
}

document.addEventListener("visibilitychange", function () {
    var pageview = JSON.stringify({ id: _eftData.Id, url: _eftData.Url, ev: 2 });
    _ef_event_tracker(effecttracker_tracking_url, pageview);
});

window.addEventListener("DOMContentLoaded", (event) => {
    document.querySelectorAll('a').forEach(link => {
        link.addEventListener('click', (e) => {
            var pageview = JSON.stringify({ id: _eftData.Id, url: e.target.href, ev: 3 });
            _ef_event_tracker(effecttracker_tracking_url, pageview);
        });
    });
});