script.liquid

{% comment %}
  Preferred option order:

  {{ options.days_to_wait_before_emailing__number }}
  {{ options.email_subject__required }}
  {{ options.email_body__multiline_required }}
  {{ options.pdf_attachment_filename__required }}
  {{ options.pdf_html_template__code_multiline_required }}
{% endcomment %}

{% if event.preview %}
  {% capture order_json %}
    {
      "email": "customer@example.com",
      "financial_status": "pending"
    }
  {% endcapture %}

  {% assign order = order_json | parse_json %}
{% endif %}

{% if order.email != blank and order.financial_status == "pending" %}
  {% action "email" %}
    {
      "to": {{ order.email | json }},
      "subject": {{ options.email_subject__required | strip | json }},
      "body": {{ options.email_body__multiline_required | strip | newline_to_br | json }},
      "reply_to": {{ shop.customer_email | json }},
      "from_display_name": {{ shop.name | json }},
      "attachments": {
        {{ options.pdf_attachment_filename__required | json }}: {
          "pdf": {
            "html": {{ options.pdf_html_template__code_multiline_required | json }}
          }
        }
      }
    }
  {% endaction %}
{% endif %}