Shopify - GTM order confirmation

dime-order-confirmation.liquid

<script>
window.dataLayer = window.dataLayer || [];
dataLayer.push({ ecommerce: null });

{% if first_time_accessed %}
dataLayer.push({
  event: "dime_purchase",
  ecommerce: {
    transaction_id: "{{ order.order_number }}",
    value: {{ total_price | times: 0.01 }},
    tax: {{ tax_price | times: 0.01 }},
    shipping: {{ shipping_price | times: 0.01 }},
    currency: "{{ order.currency }}",
    discounts: "{{ order.currency }}",
    {% if customer.orders.size > 1 %}
      customer_type: "returning",
    {% else %}
      customer_type: "new",
    {% endif %},
    items: [
      {% for line_item in line_items %}
      {
        item_id: "{{ line_item.product_id }}",
        item_name: "{{ line_item.title | remove: "'" | remove: '"' }}",
        currency: "{{ order.currency }}",
        price: {{ line_item.final_price | times: 0.01 }},
        quantity: {{ line_item.quantity }}
      },
      {% endfor %}
    ],
    discounts: [
      {% for discount in order.discount_applications %}
      "{{ discount.title }}",
      {% endfor %}
    ],
    customer: {
      has_account: {{ customer.has_account }}
    }
  },
});
{% endif %}
</script>