Merchant POS retrieve the purchase order to be refunded by OrderID to recall the alipay wallet used in payment.
If Alipay_HK is used, Merchant POS will create a refund payment request in AlipayHK APS format and dispatch the request to API /v1/payments/refund. Alipay_HK will response the handling result.
If Alipay_CN is used, Merchant POS will create a refund payment request in MAPI format and dispatch the request to API alipay.acquire.overseas.spot.refund. For integration details, please refer to https://global.alipay.com/docs/ac/globalbarcode/introduction.
If other Alipay A+ wallet is used, Merchant POS will create a refund payment request in Alipay+ APS format and dispatch the request to API /v1/payments/refund. For integration details, please refer to https://global.alipay.com/docs/ac/ams_upm/introduction.
Merchant POS updates the purchase order based on the handling result of the request.
