Use this hook to find out when some customer support is needed.

email-when-refund-requested.js

module.exports = async (refund, actions, { shopUrl }) => {

  // Adjust these variables to customize
  const refundMinimum = 0
  const to = '[Your email address]'
  const subject = `(${shopUrl}) Refund requested`
  const body = `
    Please review the following refund: 
    ${refund.order_id}
  `

  const totalRefundAmount = refund.refund_line_items.reduce((total, item) => {
    return total + parseInt(item.subtotal)
  }, 0)

  if (totalRefundAmount > refundMinimum) {
    await actions.email.send({ to, subject, body })
  } 
}