Files
join_landing_vanity/js/analytics.js
2025-10-29 11:47:33 -06:00

355 lines
10 KiB
JavaScript

/**
* ANALYTICS.JS - Google Analytics 4 and social pixels
* Loads asynchronously with consent management
*/
// Configuration
const ANALYTICS_CONFIG = {
GA4_ID: 'G-XXXXXXXXXX', // Replace with actual GA4 ID
META_PIXEL_ID: '123456789', // Replace with actual Meta Pixel ID
TIKTOK_PIXEL_ID: 'TIKTOK123', // Replace with actual TikTok Pixel ID
};
// Consent management (basic implementation)
let analyticsConsent = localStorage.getItem('analytics_consent') !== 'false';
// Initialize Google Analytics 4
function initGA4() {
if (!analyticsConsent || !ANALYTICS_CONFIG.GA4_ID) return;
// Load gtag script
const script = document.createElement('script');
script.async = true;
script.src = `https://www.googletagmanager.com/gtag/js?id=${ANALYTICS_CONFIG.GA4_ID}`;
document.head.appendChild(script);
// Initialize dataLayer and gtag
window.dataLayer = window.dataLayer || [];
function gtag() {
dataLayer.push(arguments);
}
window.gtag = gtag;
gtag('js', new Date());
gtag('config', ANALYTICS_CONFIG.GA4_ID, {
send_page_view: true,
allow_google_signals: true,
allow_ad_personalization_signals: true
});
// Track initial page view
gtag('event', 'page_view', {
page_title: document.title,
page_location: window.location.href,
page_path: window.location.pathname
});
console.log('GA4 initialized');
}
// Initialize Meta Pixel
function initMetaPixel() {
if (!analyticsConsent || !ANALYTICS_CONFIG.META_PIXEL_ID) return;
// Meta Pixel base code
!function(f,b,e,v,n,t,s)
{if(f.fbq)return;n=f.fbq=function(){n.callMethod?
n.callMethod.apply(n,arguments):n.queue.push(arguments)};
if(!f._fbq)f._fbq=n;n.push=n;n.loaded=!0;n.version='2.0';
n.queue=[];t=b.createElement(e);t.async=!0;
t.src=v;s=b.getElementsByTagName(e)[0];
s.parentNode.insertBefore(t,s)}(window, document,'script',
'https://connect.facebook.net/en_US/fbevents.js');
fbq('init', ANALYTICS_CONFIG.META_PIXEL_ID);
fbq('track', 'PageView');
console.log('Meta Pixel initialized');
}
// Initialize TikTok Pixel
function initTikTokPixel() {
if (!analyticsConsent || !ANALYTICS_CONFIG.TIKTOK_PIXEL_ID) return;
// TikTok Pixel base code
!function (w, d, t) {
w.TiktokAnalyticsObject=t;var ttq=w[t]=w[t]||[];ttq.methods=["page","track","identify","instances","debug","on","off","once","ready","alias","group","enableCookie","disableCookie"],ttq.setAndDefer=function(t,e){t[e]=function(){t.push([e].concat(Array.prototype.slice.call(arguments,0)))}};for(var i=0;i<ttq.methods.length;i++)ttq.setAndDefer(ttq,ttq.methods[i]);ttq.instance=function(t){for(var e=ttq._i[t]||[],n=0;n<ttq.methods.length;n++)ttq.setAndDefer(e,ttq.methods[n]);return e},ttq.load=function(e,n){var i="https://analytics.tiktok.com/i18n/pixel/events.js";ttq._i=ttq._i||{},ttq._i[e]=[],ttq._i[e]._u=i,ttq._t=ttq._t||{},ttq._t[e]=+new Date,ttq._o=ttq._o||{},ttq._o[e]=n||{};var o=document.createElement("script");o.type="text/javascript",o.async=!0,o.src=i+"?sdkid="+e+"&lib="+t;var a=document.getElementsByTagName("script")[0];a.parentNode.insertBefore(o,a)};
}(window, document, 'ttq');
ttq.load(ANALYTICS_CONFIG.TIKTOK_PIXEL_ID);
ttq.page();
console.log('TikTok Pixel initialized');
}
// Enhanced event tracking for GA4
function trackCustomEvents() {
if (typeof gtag === 'undefined') return;
// Track form starts
const form = document.getElementById('formJoin');
if (form) {
let formStarted = false;
form.addEventListener('input', () => {
if (!formStarted) {
formStarted = true;
gtag('event', 'form_start', {
event_category: 'form',
event_label: 'application_form',
value: 1
});
}
}, { once: true });
}
// Track video interactions (if any)
const videos = document.querySelectorAll('video');
videos.forEach(video => {
video.addEventListener('play', () => {
gtag('event', 'video_play', {
event_category: 'engagement',
event_label: video.src || 'embedded_video',
value: 1
});
});
video.addEventListener('ended', () => {
gtag('event', 'video_complete', {
event_category: 'engagement',
event_label: video.src || 'embedded_video',
value: 1
});
});
});
// Track file downloads
document.addEventListener('click', (e) => {
const link = e.target.closest('a');
if (!link) return;
const href = link.getAttribute('href');
if (href && (href.includes('.pdf') || href.includes('.doc') || href.includes('.zip'))) {
gtag('event', 'file_download', {
event_category: 'engagement',
event_label: href,
value: 1
});
}
});
// Track external link clicks
document.addEventListener('click', (e) => {
const link = e.target.closest('a');
if (!link) return;
const href = link.getAttribute('href');
if (href && (href.startsWith('http') && !href.includes(window.location.hostname))) {
gtag('event', 'external_link_click', {
event_category: 'engagement',
event_label: href,
value: 1
});
}
});
}
// Track ecommerce events (if applicable)
function trackConversionEvents() {
// Track form submission as conversion
const form = document.getElementById('formJoin');
if (form && typeof gtag !== 'undefined') {
form.addEventListener('submit', () => {
// This will be called before the form is actually submitted
setTimeout(() => {
gtag('event', 'conversion', {
send_to: `${ANALYTICS_CONFIG.GA4_ID}/lead_generation`,
event_category: 'lead',
event_label: 'application_submitted',
value: 1
});
// Meta Pixel conversion
if (typeof fbq !== 'undefined') {
fbq('track', 'Lead', {
content_name: 'Job Application',
content_category: 'Recruitment',
value: 1,
currency: 'MXN'
});
}
// TikTok Pixel conversion
if (typeof ttq !== 'undefined') {
ttq.track('SubmitForm', {
content_type: 'application',
content_name: 'Job Application'
});
}
}, 100);
});
}
}
// Enhanced user engagement tracking
function trackEngagement() {
let engagementStartTime = Date.now();
let maxScrollDepth = 0;
let interactions = 0;
// Track interactions
['click', 'scroll', 'keydown'].forEach(eventType => {
document.addEventListener(eventType, () => {
interactions++;
}, { passive: true });
});
// Track scroll depth more granularly
function updateScrollDepth() {
const scrollTop = window.pageYOffset;
const docHeight = document.documentElement.scrollHeight - window.innerHeight;
const scrollPercent = Math.min(100, Math.round((scrollTop / docHeight) * 100));
if (scrollPercent > maxScrollDepth) {
maxScrollDepth = scrollPercent;
}
}
window.addEventListener('scroll', updateScrollDepth, { passive: true });
// Send engagement data before page unload
function sendEngagementData() {
if (typeof gtag === 'undefined') return;
const timeOnPage = Math.round((Date.now() - engagementStartTime) / 1000);
gtag('event', 'engagement_summary', {
event_category: 'engagement',
custom_parameters: {
time_on_page: timeOnPage,
max_scroll_depth: maxScrollDepth,
interactions_count: interactions
}
});
}
// Send data on page visibility change or unload
document.addEventListener('visibilitychange', () => {
if (document.visibilityState === 'hidden') {
sendEngagementData();
}
});
window.addEventListener('beforeunload', sendEngagementData);
}
// Consent banner (basic implementation)
function showConsentBanner() {
if (localStorage.getItem('analytics_consent') !== null) return;
const banner = document.createElement('div');
banner.className = 'consent-banner';
banner.innerHTML = `
<div class="consent-banner__content">
<p>Utilizamos cookies y herramientas de análisis para mejorar tu experiencia.
<a href="/aviso-de-privacidad" target="_blank">Más información</a></p>
<div class="consent-banner__actions">
<button class="btn btn--ghost btn--sm consent-reject">Rechazar</button>
<button class="btn btn--primary btn--sm consent-accept">Aceptar</button>
</div>
</div>
`;
// Add basic styles
banner.style.cssText = `
position: fixed;
bottom: 0;
left: 0;
right: 0;
background: rgba(45, 45, 45, 0.95);
color: white;
padding: 1rem;
z-index: 9999;
backdrop-filter: blur(8px);
`;
document.body.appendChild(banner);
// Set up event listeners
const acceptBtn = banner.querySelector('.consent-accept');
const rejectBtn = banner.querySelector('.consent-reject');
acceptBtn.addEventListener('click', () => setConsent(true));
rejectBtn.addEventListener('click', () => setConsent(false));
// Consent function
function setConsent(accepted) {
localStorage.setItem('analytics_consent', accepted.toString());
analyticsConsent = accepted;
banner.remove();
if (accepted) {
initializeAnalytics();
}
}
}
// Main initialization function
function initializeAnalytics() {
if (!analyticsConsent) return;
// Only initialize with valid IDs (not placeholder values)
if (ANALYTICS_CONFIG.GA4_ID && !ANALYTICS_CONFIG.GA4_ID.includes('XXXXXXXXXX')) {
initGA4();
}
if (ANALYTICS_CONFIG.META_PIXEL_ID && !ANALYTICS_CONFIG.META_PIXEL_ID.includes('123456789')) {
initMetaPixel();
}
if (ANALYTICS_CONFIG.TIKTOK_PIXEL_ID && !ANALYTICS_CONFIG.TIKTOK_PIXEL_ID.includes('TIKTOK123')) {
initTikTokPixel();
}
// Wait for DOM to be ready for event tracking
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', () => {
trackCustomEvents();
trackConversionEvents();
trackEngagement();
});
} else {
trackCustomEvents();
trackConversionEvents();
trackEngagement();
}
}
// Enhanced error tracking
window.addEventListener('error', (e) => {
if (typeof gtag !== 'undefined') {
gtag('event', 'exception', {
description: e.error?.message || 'Unknown error',
fatal: false
});
}
});
// Initialize everything
function init() {
// Show consent banner if needed
showConsentBanner();
// Initialize analytics if consent already given
if (analyticsConsent) {
initializeAnalytics();
}
}
// Start initialization
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', init);
} else {
init();
}