🍋 Lemon Squeezy iFrame Listener - Google Ads conversion tracking, Google Analytics purchase event tracking

lemon-squeezy-iframe-listener.js

<script>
// Listen for message from the iframe
window.addEventListener('message', function(event) {
    // Check if the message is the checkout success event
    if (event.data.event && event.data.event === 'Checkout.Success') {
        var orderDetails = event.data.data.order.data.attributes;
        var orderItems = event.data.data.order.data.attributes.first_order_item;
        var userNameParts = orderDetails.user_name.split(' ');
        var lemonFirstName = userNameParts.shift(); // Get the first name
        var lemonLastName = userNameParts.join(' '); // Combines the remaining parts as the last name
        
        // Clear the previous ecommerce object in the data layer
        dataLayer.push({ ecommerce: null });
        
        // Format and push the new ecommerce object to the data layer
        dataLayer.push({
            event: "purchase",
            lemonEmail: orderDetails.user_email,
            lemonFirstName: lemonFirstName,
            lemonLastName: lemonLastName,
            ecommerce: {
                transaction_id: orderDetails.identifier,
                value: orderDetails.total / 100, // Assuming the total is in cents
                tax: orderDetails.tax / 100, // Assuming the tax is in cents
                shipping: 0, // Add shipping cost here if applicable
                currency: orderDetails.currency,
                coupon: "", // Add any coupon code if applicable
                items: [{
                    item_id: orderItems.product_id.toString(),
                    item_name: orderItems.product_name,
                    affiliation: 'Lemon Squeezy', // Replace with your store name
                    coupon: "", // Add any item-specific coupon code if applicable
                    discount: orderDetails.discount_total / 100, // Assuming the discount is in cents
                    index: 1,
                    item_brand: 'conversiontracking.io', // Add item brand if available
                    item_category: '', // Add item category if available
                    item_variant: orderItems.variant_name,
                    price: orderItems.price / 100, // Assuming the price is in cents
                    quantity: orderItems.quantity
                }]
            }
        });
    }
});
</script>

Found at:
https://conversiontracking.io/blog/lemon-squeezy-google-analytics-google-ads-facebook-pixel
https://www.youtube.com/watch?v=f5J-2x9hXVQ