fix(middleware): handle of failed and refunded payments

Author: stfsy

lib/middleware.js

@@ -40,14 +40,14 @@ module.exports = (subscriptions) => {
                 })
                 break
             }
-            case 'subscription_payment_refunded': {
+            case 'subscription_payment_failed': {
                 await errorHandler(res, async () => {
                     await subscriptions.addFailedPayment(body)
                     res.status(200).send()
                 })
                 break
             }
-            case 'subscription_payment_failed': {
+            case 'subscription_payment_refunded': {
                 await errorHandler(res, async () => {
                     await subscriptions.addRefundedPayment(body)
                     res.status(200).send()