chore: initial consent and martech boilerplate

scripts/consent-check.js

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+import { loadScript } from './aem.js';
+
+const OT_DOMAIN_SCRIPT = '0bce5055-3ba9-41df-8539-fb806717230d';
+const OT_TEST_COOKIE_DOMAINS = [
+  '.cat.com',
+  '.caterpillar.com',
+  '.fgwilson.com',
+  '.mak-catmarine.com',
+  '.perkins.com',
+  '.progressrail.com',
+  '.solarturbines.com',
+  '.spmoilandgas.com',
+  '.tangentenergy.com',
+  '.pecktech.com',
+  '.anchorcoupling.com',
+  '.anchorfluidsystems.com',
+  '.catrentalstore.com',
+  '.catdealer.com',
+];
+
+let consentedLoaded = false;
+
+/**
+ * Clears OneTrust cookies on test domains so the banner can be re-tested.
+ */
+function clearTestConsentCookies() {
+  ['OptanonConsent', 'OptanonAlertBoxClosed'].forEach((name) => {
+    OT_TEST_COOKIE_DOMAINS.forEach((domain) => {
+      document.cookie = `${name}=;domain=${domain};path=/;expires=Thu, 01 Jan 1970 00:00:00 GMT`;
+    });
+  });
+}
+
+/**
+ * Returns true once the user has closed the OneTrust banner.
+ * @returns {boolean}
+ */
+function hasConsent() {
+  return document.cookie.split(';').some((cookie) => cookie.trim().startsWith('OptanonAlertBoxClosed='));
+}
+
+/**
+ * Loads consented scripts once consent is available.
+ */
+function loadConsented() {
+  if (consentedLoaded) return;
+  consentedLoaded = true;
+  import('./consented.js');
+}
+
+/**
+ * Handles OneTrust consent updates.
+ * @param {string[]} groups Active OneTrust group IDs
+ */
+function onConsentUpdate(groups) {
+  window.dispatchEvent(new CustomEvent('consent.onetrust', { detail: groups }));
+
+  if (hasConsent()) {
+    loadConsented();
+  }
+}
+
+/**
+ * Loads OneTrust and waits for consent before loading consented scripts.
+ */
+async function initOneTrust() {
+  if (OT_DOMAIN_SCRIPT.includes('-test')) {
+    clearTestConsentCookies();
+  }
+
+  window.OptanonWrapper = () => {
+    const groups = (window.OnetrustActiveGroups || '')
+      .split(',')
+      .filter(Boolean);
+    onConsentUpdate(groups);
+  };
+
+  window.addEventListener('OneTrustGroupsUpdated', (event) => {
+    onConsentUpdate(event.detail || []);
+  });
+
+  await loadScript('https://cdn.cookielaw.org/scripttemplates/otSDKStub.js', {
+    id: 'otDomainScript',
+    charset: 'UTF-8',
+    'data-domain-script': OT_DOMAIN_SCRIPT,
+  });
+}
+
+initOneTrust();

scripts/consented.js

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+/* eslint-disable */
+// Google Tag Manager
+(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
+new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
+j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
+'//www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
+})(window,document,'script','dataLayer','GTM-5RP9FXB');
+// End Google Tag Manager