Server-Side Tracking for PrestaShop

<!-- Traksolv · PrestaShop DataLayer — paste in your theme custom JS / footer.tpl -->
<script>
(function (w, d) {
  w.dataLayer = w.dataLayer || [];
  var DEBUG = false;
  try {
    var q = new URLSearchParams(location.search);
    if (q.get('tcDebug') === '1') { DEBUG = true; try { localStorage.setItem('tcDebug', '1'); } catch (e) {} }
    else if (q.get('tcDebug') === '0') { DEBUG = false; try { localStorage.removeItem('tcDebug'); } catch (e) {} }
    else { try { if (localStorage.getItem('tcDebug') === '1') DEBUG = true; } catch (e) {} }
  } catch (e) {}
  w.tcDebug = DEBUG;
  if (DEBUG && w.console && w.console.log) {
    try { w.console.log('%c[Traksolv]%c dataLayer debug ON — every push will log here. Disable with ?tcDebug=0', 'color:#22c55e;font-weight:600;background:#0a1f0c;padding:2px 6px;border-radius:3px', ''); } catch (e) {}
  }
  function log() {
    if (!DEBUG || !w.console || !w.console.log) return;
    try { w.console.log.apply(w.console, ['[Traksolv]'].concat([].slice.call(arguments))); } catch (e) {}
  }
  function push(eventName, eventId, params) {
    try {
      if (params && params.ecommerce !== undefined) w.dataLayer.push({ ecommerce: null });
      var ev = { event: eventName, event_id: eventName + '.' + eventId };
      if (params) for (var k in params) if (Object.prototype.hasOwnProperty.call(params, k)) ev[k] = params[k];
      w.dataLayer.push(ev);
      log('push ' + eventName, ev);
    } catch (e) {}
  }
  function once(key) {
    try { if (sessionStorage.getItem(key)) return false; sessionStorage.setItem(key, '1'); return true; }
    catch (e) { return true; }
  }
  function money(v) { return parseFloat(String(v == null ? '' : v).replace(/[^\d.\-]/g, '')) || 0; }

  w.tcFirePurchase = function (o) {
    try {
      if (!o || !o.orderId) return;
      if (!once('tc_purchase_' + o.orderId)) return;
      var ps = w.prestashop || {};
      push('purchase', String(o.orderId), {
        ecommerce: {
          transaction_id: String(o.orderId),
          value:    o.value || 0,
          currency: o.currency || (ps.currency && ps.currency.iso_code) || 'EUR',
          items:    Array.isArray(o.items) ? o.items : []
        }
      });
    } catch (e) {}
  };

  function ps() { return w.prestashop || {}; }
  function pageName() {
    var p = ps().page;
    return (p && (p.page_name || p.body_classes && p.body_classes[0])) || '';
  }
  function pageType() {
    var n = pageName();
    if (/^order-confirmation/.test(n) || /\/order-confirmation/.test(location.pathname)) return 'order';
    if (/^order/.test(n) || /\/order/.test(location.pathname)) return 'checkout';
    if (/^cart/.test(n) || /\/cart/.test(location.pathname)) return 'cart';
    if (/^product/.test(n)) return 'product';
    if (/^category|manufacturer|supplier/.test(n)) return 'category';
    return 'other';
  }
  w.tcPageType = pageType;

  function currency() {
    var p = ps();
    return (p.currency && p.currency.iso_code) || 'EUR';
  }

  function fireViewItem() {
    try {
      var prod = ps().product;
      if (!prod || !prod.id_product) return;
      if (!once('tc_view_item_' + prod.id_product)) return;
      push('view_item', String(prod.id_product), {
        ecommerce: {
          currency: currency(),
          value:    money(prod.price_amount || prod.price),
          items: [{
            item_id:       String(prod.id_product),
            item_name:     prod.name,
            item_brand:    prod.manufacturer_name,
            item_category: prod.category_name,
            price:         money(prod.price_amount || prod.price),
            quantity:      1
          }]
        }
      });
    } catch (e) {}
  }

  function fireViewItemList() {
    try {
      var products = ps().listing && ps().listing.products;
      if (!products || !products.length) return;
      if (!once('tc_view_item_list_' + location.pathname)) return;
      push('view_item_list', location.pathname, {
        ecommerce: {
          item_list_id:   location.pathname,
          item_list_name: (d.querySelector('h1') || {}).textContent || location.pathname,
          items: products.slice(0, 25).map(function (p, i) {
            return {
              item_id:   String(p.id_product),
              item_name: p.name,
              price:     money(p.price_amount || p.price),
              index:     i
            };
          })
        }
      });
    } catch (e) {}
  }

  function fireCart(eventName) {
    try {
      var c = ps().cart;
      if (!c || !c.products) return;
      var cartId = String(c.id || 'cart');
      if (!once('tc_' + eventName + '_' + cartId)) return;
      var items = (c.products || []).map(function (p) {
        return {
          item_id:   String(p.id_product),
          item_name: p.name,
          price:     money(p.price_amount || p.price),
          quantity:  p.cart_quantity || p.quantity || 1
        };
      });
      push(eventName, cartId, {
        ecommerce: {
          currency: currency(),
          value:    money(c.totals && (c.totals.total && c.totals.total.amount)),
          items:    items
        }
      });
    } catch (e) {}
  }

  function firePurchase() {
    try {
      // PrestaShop's order-confirmation page exposes order data via DOM
      // + window.prestashop.order (some themes). Try both.
      var order = ps().order;
      var orderId = (order && (order.id_order || order.reference)) ||
                    (location.search.match(/id_order=(\d+)/) || [])[1];
      if (!orderId) return;
      if (!once('tc_purchase_' + orderId)) return;
      var revenue = (order && order.total_paid) ||
                    money((d.querySelector('.total-value, #total-value, .order-total') || {}).textContent);
      push('purchase', String(orderId), {
        ecommerce: {
          transaction_id: String(orderId),
          value:    money(revenue),
          currency: currency(),
          items:    (order && order.products ? order.products : []).map(function (p) {
            return {
              item_id:   String(p.id_product || p.product_id),
              item_name: p.name,
              price:     money(p.price || p.unit_price_tax_incl),
              quantity:  p.quantity || p.product_quantity || 1
            };
          })
        }
      });
    } catch (e) {}
  }

  // ── Hook the PrestaShop event bus for live cart changes ─────────
  function attachCartHooks() {
    try {
      if (!w.prestashop || typeof w.prestashop.on !== 'function') return;
      // updateCart fires after add/remove/update — re-read the cart.
      w.prestashop.on('updateCart', function (e) {
        try {
          var reason = e && e.reason && e.reason.linkAction;
          var c = ps().cart;
          if (!c || !c.products) return;
          var last = c.products[c.products.length - 1];
          if (reason === 'add-to-cart' && last) {
            push('add_to_cart', last.id_product + '.' + Date.now(), {
              ecommerce: {
                currency: currency(),
                value:    money(last.price_amount || last.price) * (last.cart_quantity || 1),
                items: [{
                  item_id:   String(last.id_product),
                  item_name: last.name,
                  price:     money(last.price_amount || last.price),
                  quantity:  last.cart_quantity || 1
                }]
              }
            });
          } else if (reason === 'delete-from-cart' || reason === 'remove-from-cart') {
            push('remove_from_cart', 'cart.' + Date.now(), {
              ecommerce: { currency: currency(), value: 0, items: [] }
            });
          }
        } catch (e) {}
      });
    } catch (e) {}
  }

  function boot() {
    var t = pageType();
    if (t === 'product')  fireViewItem();
    if (t === 'category') fireViewItemList();
    if (t === 'cart')     fireCart('view_cart');
    if (t === 'checkout') fireCart('begin_checkout');
    if (t === 'order')    firePurchase();
    attachCartHooks();
  }
  if (d.readyState === 'loading') d.addEventListener('DOMContentLoaded', boot);
  else boot();
})(window, document);
</script>
<!-- End Traksolv PrestaShop DataLayer -->

<!-- Traksolv · DataLayer enrichment — customer lifecycle + remarketing + attribution -->
<script>
(function (w, d) {
  function readLT() {
    try {
      var raw = localStorage.getItem('tc_lifetime');
      var p = raw ? JSON.parse(raw) : null;
      return {
        orderCount:    (p && p.orderCount)    || 0,
        lifetimeValue: (p && p.lifetimeValue) || 0,
        firstOrderTs:  (p && p.firstOrderTs)  || null,
        lastOrderTs:   (p && p.lastOrderTs)   || null,
        lastOrderId:   (p && p.lastOrderId)   || null
      };
    } catch (e) {
      return { orderCount: 0, lifetimeValue: 0, firstOrderTs: null, lastOrderTs: null, lastOrderId: null };
    }
  }
  function writeLT(lt) {
    try { localStorage.setItem('tc_lifetime', JSON.stringify(lt)); } catch (e) {}
  }
  function tier(v) {
    if (v >= 1000) return 'vip';
    if (v >= 250)  return 'mid';
    if (v > 0)     return 'low';
    return 'guest';
  }
  function readCookie(n) {
    try {
      var m = d.cookie.match(new RegExp('(^|; )' + n + '=([^;]+)'));
      return m ? decodeURIComponent(m[2]) : null;
    } catch (e) { return null; }
  }
  function readAttr() {
    try { var r = readCookie('_tc_attr'); return r ? JSON.parse(r) : null; } catch (e) { return null; }
  }

  w.tcReadLifetime    = readLT;
  w.tcCustomerTier    = function (v) { return tier(v != null ? v : readLT().lifetimeValue); };
  w.tcReadAttribution = readAttr;

  // ── Wrap tcFirePurchase to add customer-lifecycle + attribution ──
  // before the underlying snippet pushes the purchase event. Idempotent
  // per orderId, so customer refreshing the thank-you page doesn't
  // inflate their lifetime counters.
  var orig = w.tcFirePurchase;
  if (typeof orig === 'function') {
    w.tcFirePurchase = function (o) {
      try {
        if (!o || !o.orderId) return orig.apply(this, arguments);
        var lt = readLT();
        var firstFire = lt.lastOrderId !== String(o.orderId);
        var orderCount    = firstFire ? lt.orderCount + 1 : lt.orderCount;
        var lifetimeValue = firstFire ? lt.lifetimeValue + (o.value || 0) : lt.lifetimeValue;
        var firstOrderTs  = lt.firstOrderTs || Date.now();
        var newCustomer   = orderCount === 1;
        var daysSinceFirst = Math.floor((Date.now() - firstOrderTs) / 86400000);

        if (firstFire) {
          writeLT({
            orderCount:    orderCount,
            lifetimeValue: lifetimeValue,
            firstOrderTs:  firstOrderTs,
            lastOrderTs:   Date.now(),
            lastOrderId:   String(o.orderId)
          });
        }

        var attr = readAttr();
        // Build the enriched order. Preserve every original field; add
        // customer + attribution on top.
        var enriched = {};
        for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) enriched[k] = o[k];
        enriched.new_customer            = newCustomer;
        enriched.customer_type           = newCustomer ? 'new' : 'returning';
        enriched.customer_status         = 'customer';
        enriched.customer_lifetime_value = Math.round(lifetimeValue * 100) / 100;
        enriched.customer_order_count    = orderCount;
        enriched.customer_aov            = orderCount > 0 ? Math.round((lifetimeValue / orderCount) * 100) / 100 : 0;
        enriched.purchase_number         = orderCount;
        enriched.days_since_first_order  = daysSinceFirst;
        enriched.value_tier              = tier(lifetimeValue);
        if (attr) enriched.attribution = {
          landing:   attr.u   || null,
          referrer:  attr.r   || null,
          utm:       attr.utm || null,
          click_ids: attr.cid || null
        };
        return orig.call(this, enriched);
      } catch (e) {
        try { return orig.apply(this, arguments); } catch (e2) {}
      }
    };
  }

  // ── tc_visitor_context — emits visitor lifecycle + remarketing on
  //    every page-view. GTM / GA4 audience triggers + Google Ads
  //    dynamic remarketing tag read these.
  function visitorContext() {
    try {
      var lt = readLT();
      var attr = readAttr();
      var pageType = (typeof w.tcPageType === 'function') ? (w.tcPageType() || 'other') : 'other';
      w.dataLayer = w.dataLayer || [];
      w.dataLayer.push({
        event:                   'tc_visitor_context',
        event_id:                'tc_visitor_context.' + Date.now() + '.' + Math.random().toString(36).slice(2, 6),
        customer_status:         lt.orderCount > 0 ? 'returning_customer' : 'guest',
        customer_type:           lt.orderCount > 0 ? 'returning' : 'guest',
        value_tier:              tier(lt.lifetimeValue),
        customer_lifetime_value: Math.round(lt.lifetimeValue * 100) / 100,
        customer_order_count:    lt.orderCount,
        days_since_first_order:  lt.firstOrderTs ? Math.floor((Date.now() - lt.firstOrderTs) / 86400000) : null,
        ecomm_pagetype:          pageType,
        attribution: attr ? {
          landing:   attr.u   || null,
          referrer:  attr.r   || null,
          utm:       attr.utm || null,
          click_ids: attr.cid || null
        } : null
      });
    } catch (e) {}
  }
  if (d.readyState === 'loading') d.addEventListener('DOMContentLoaded', visitorContext);
  else visitorContext();
})(window, document);
</script>
<!-- End Traksolv enrichment -->