Enhanced commerce

<script>

// TVA: ramener TTC sur HT 8%
function arrHT(prixTTC){
    var chTVA = 1.08;
    var prixHT = prixTTC / chTVA;
    return prixHT.toFixed();
}

// Variables

var _pArray = {{Commande - Produits}};
var tAmount = {{Commande - Montant}};
var tTax = {{Commande - Total TVA}};
var tShipping = {{Commande - Total livraison}};
// Tag
(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
  (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
  m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
  })(window,document,'script','//www.google-analytics.com/analytics.js','ga');

ga('create', {{ID - Google Analytics}});
ga('require', 'ec');

for (var j=0;j<_pArray.length;j++){
  ga('ec:addProduct', {               // Provide product details in an productFieldObject.
    'id': _pArray[j].sku,                   // Product ID (string).
    'name': _pArray[j].name, // Product name (string).
    'category': _pArray[j].category,            // Product category (string).
    'brand': '',                // Product brand (string).
    'variant': '',               // Product variant (string).
    'price': arrHT(_pArray[j].price),                 // Product price (currency).
    'coupon': '',          // Product coupon (string).
    'quantity': _pArray[j].quantity,                     // Product quantity (number).
    'dimension11': _pArray[j].livraison,
    'metric2':1
  });
}
ga('ec:setAction', 'purchase', {          // Transaction details are provided in an actionFieldObject.
  'id': '{{Commande - ID}}',                         // (Required) Transaction id (string).
  'affiliation': '{{Commande - Nom du magasin}}', // Affiliation (string).
  'revenue': arrHT(tAmount),                     // Revenue (currency).
  'tax': arrHT(tTax),                          // Tax (currency).
  'shipping': arrHT(tShipping),                     // Shipping (currency).
  'coupon': '',                  // Transaction coupon (string).
  'dimension11': _pArray[0].livraison,
  'metric12':1

});

ga('send', 'event',{
    'eventCategory': 'eCom',
    'eventAction': 'Achat',
    'eventLabel': 'Confirmation'
});
</script>