https://crol.mx/assets/analytics.js

1/* Crol — analytics helpers (Google Analytics 4)
2 * Sends events to GA4 via gtag(). Safe to call before gtag is ready
3 * (it queues into dataLayer, which gtag.js drains on load).
4 */
5(function () {
6  function track(eventName, params) {
7    try {
8      if (typeof window.gtag === 'function') {
9        window.gtag('event', eventName, params || {});
10      } else {
11        window.dataLayer = window.dataLayer || [];
12        window.dataLayer.push(['event', eventName, params || {}]);
13      }
14    } catch (err) {
15      // never throw from analytics
16      console.warn('[analytics] track failed:', err);
17    }
18  }
19  window.trackEvent = track;
20
21  // Auto-tracking via event delegation — runs once per page.
22  function pathFor(el) {
23    return el.closest('[data-page]')?.getAttribute('data-page') || document.body.getAttribute('data-page') || 'home';
24  }
25  function locationLabel(el) {
26    // Try to give context: nearest section id, or footer/hero
27    const section = el.closest('section[id], header, footer');
28    if (!section) return 'unknown';
29    if (section.tagName === 'HEADER') return 'header';
30    if (section.tagName === 'FOOTER') return 'footer';
31    return section.id || section.tagName.toLowerCase();
32  }
33
34  document.addEventListener('click', function (e) {
35    const a = e.target.closest('a');
36    if (!a) return;
37    const href = a.getAttribute('href') || '';
38
39    // ── WhatsApp clicks ────────────────────────────────────────────────
40    if (/(?:^https?:)?\/\/(?:api\.)?wa\.me\//i.test(href) || /(?:^https?:)?\/\/(?:web\.)?whatsapp\.com\//i.test(href)) {
41      const phoneMatch = href.match(/wa\.me\/\+?([\d]+)/i);
42      const phone = phoneMatch ? phoneMatch[1] : 'unknown';
43      const role = phone.endsWith('39209800') ? 'ventas'
44                : phone.endsWith('39207010') ? 'soporte'
45                : 'otro';
46      track('whatsapp_click', {
47        whatsapp_number: phone,
48        whatsapp_role: role,
49        location: locationLabel(a),
50        page: pathFor(a),
51        link_url: href,
52        link_text: (a.textContent || '').trim().slice(0, 80) || a.getAttribute('aria-label') || '',
53      });
54      return;
55    }
56
57    // ── "Agendar demostración" (any link to #form) ──────────────────────
58    if (href === '#form' || href.endsWith('#form')) {
59      track('cta_demo_click', {
60        location: locationLabel(a),
61        page: pathFor(a),
62        link_text: (a.textContent || '').trim().slice(0, 80) || a.getAttribute('aria-label') || 'Agenda',
63      });
64      return;
65    }
66  }, true);
67})();