🔴 Phase 1 — Core · Cart visibility for funnel analysis.

view_cart

When to push

When the cart page loads (full page yes, mini-cart drawer no).

Example

window.dataLayer.push({ ecommerce: null });
window.dataLayer.push({
  event: 'view_cart',
  ecommerce: {
    currency: 'EUR',
    value: 109.00,
    items: [
      { item_id: 'BIO-CRM-001', item_name: 'Day Cream', price: 42.00, quantity: 2 },
      { item_id: 'BIO-SER-002', item_name: 'Serum', price: 25.00, quantity: 1 }
    ]
  }
});

Parameters

Parameter	Required
currency	required
value	required — total merchandise
items	required — all cart items

value = Σ (price × quantity) − global coupons.

Platforms

Platform	Native event
GA4	view_cart
Meta	—
Google Ads	—

Pitfalls

• ❌ Pushing on mini-cart drawer open → spam.
• ❌ Forgetting an item → value inconsistent with UI total.