Shopify "you ordered this before" message for the product page

product.liquid

	{% if customer.orders.size != 0 %}
		{% assign orderfound = false %}
		{% for order in customer.orders %}
			{% if orderfound == false %}
			{% for line_item in order.line_items %}
				{% if line_item.product.url == product.url and orderfound == false %}
					{% assign orderfound = true %}
					<p>
						You ordered this on {{ order.created_at | date: "%b %d, %Y" }}. <a href="{{ order.customer_url }}">View Order</a>
					</p>
				{% endif %}
			{% endfor %}
			{% endif %}
		{% endfor %}
	{% endif %}