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help fern load GA library #198

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help fern load GA library #198

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help fern load GA library
matt-bernstein Nov 26, 2025
b849011
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matt-bernstein Nov 26, 2025
a24e142
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matt-bernstein Nov 26, 2025
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91 changes: 77 additions & 14 deletions fern/js/analytics-enterprise-cta.js
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Original file line number Diff line number Diff line change
@@ -1,19 +1,82 @@
document.addEventListener('DOMContentLoaded', function() {
const links = document.querySelectorAll('a[href^="https://humansignal.com/goenterprise"]');
if (links.length === 0) {
return;
console.log('[enterprise-cta] custom JS loaded', window.location.href);
window.__ENTERPRISE_CTA_LOADED__ = true;

(function () {
const MEASUREMENT_ID = 'G-326708547';

function loadGaScriptOnce() {
try {
const existing = document.querySelector('script[data-ga4-loaded]');
if (existing) {
console.log('[enterprise-cta] GA script already present', existing.src);
return;
}

const head =
document.head ||
document.getElementsByTagName('head')[0] ||
document.documentElement;

if (!head) {
console.warn('[enterprise-cta] no <head> element found, cannot load GA');
return;
}

const s = document.createElement('script');
s.async = true;
s.src = `https://www.googletagmanager.com/gtag/js?id=${MEASUREMENT_ID}`;
s.setAttribute('data-ga4-loaded', 'true');

s.onload = () => {
console.log('[enterprise-cta] GA4 script loaded OK', s.src);
};

s.onerror = (e) => {
console.error('[enterprise-cta] GA4 script FAILED to load', e);
};

head.appendChild(s);
console.log('[enterprise-cta] GA4 script tag appended', s.src);
} catch (err) {
console.error('[enterprise-cta] loadGaScriptOnce threw', err);
}
}

// Make sure we only run after DOM is at least partially ready
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', loadGaScriptOnce);
} else {
loadGaScriptOnce();
}
links.forEach((link, index) => {
link.addEventListener('click', function() {
if (typeof gtag === 'function') {
gtag('event', 'enterprise_cta_click', {
button_index: index,
button_text: link.innerText || '',
target_url: link.href,
page_path: window.location.pathname

// --- Enterprise CTA tracking ---

document.addEventListener('DOMContentLoaded', function () {
const links = document.querySelectorAll(
'a[href^="https://humansignal.com/goenterprise"]'
);
console.log('[enterprise-cta] found enterprise links:', links.length);

if (!links.length) return;

links.forEach((link, index) => {
link.addEventListener('click', function () {
console.log('[enterprise-cta] click on enterprise link', {
index,
href: link.href,
gtagType: typeof gtag
});
}

if (typeof gtag === 'function') {
gtag('event', 'enterprise_cta_click', {
button_index: index + 1,
button_text: link.innerText || '',
target_url: link.href,
page_path: window.location.pathname
});
}
});
});
});
});
})();