script.liquid

{% unless event.preview %}
  {% assign order = order.reload %}
{% endunless %}

{% assign order_qualifies = false %}

{% for line_item in order.line_items %}
  {% if line_item.product.title == options.product_title__required %}
    {% assign order_qualifies = true %}
    {% break %}
  {% endif %}
{% endfor %}

{% if order.cancelled_at != blank %}
  {% assign order_qualifies = false %}
{% endif %}

{% if event.preview or order_qualifies %}
  {% action "email" %}
    {
      "to": {{ options.email_address__required | json }},
      "subject": {{ options.email_subject__required | json }},
      "body": {{ options.email_body__multiline_required | strip | newline_to_br | json }},
      "reply_to": {{ options.reply_to_email_address | json }},
      "from_display_name": {{ shop.name | json }}
    }
  {% endaction %}
{% endif %}