all: implement API for Merchant Inquiry

The MerchantInquiry API request payment to the Duitku system (via virtual
account numbers, QRIS, e-wallet, and so on).

Ref: https://docs.duitku.com/api/en/#request-transaction

1 files changed, 47 insertions, 0 deletions

diff --git a/account_link.go b/account_link.go
new file mode 100644
index 0000000..b5b8ed4
--- /dev/null
+++ b/account_link.go
@@ -0,0 +1,47 @@
+// SPDX-FileCopyrightText: 2023 M. Shulhan <ms@kilabit.info>
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package duitku
+
+// [AccountLink] Parameter for payment methods that use OVO Account Link and
+// Shopee Account Link.
+//
+// [AccountLink]: https://docs.duitku.com/api/en/#account-link
+type AccountLink struct {
+	// [REQ] Credential Code provide by Duitku.
+	CredentialCode string `json:"credentialCode"`
+
+	// [REQ] Mandatory for OVO payment.
+	OVO AccountLinkOvo `json:"ovo"`
+
+	// [REQ] Mandatory for Shopee payment.
+	Shopee AccountLinkShopee `json:"shopee"`
+}
+
+type AccountLinkOvo struct {
+	PaymentDetails []OvoPaymentDetail `json:"paymentDetails"`
+}
+
+// [AccountLinkOvo] payment detail with OVO.
+//
+// [AccountLinkOvo]: https://docs.duitku.com/api/en/#ovo-detail
+type OvoPaymentDetail struct {
+	// [REQ] Type of your payment.
+	PaymentType string `json:"paymentType"`
+
+	// [REQ] Transaction payment amount.
+	Amount int64 `json:"amount"`
+}
+
+// [AccountLinkShopee] payment detail with Shopee.
+//
+// [AccountLinkShopee]: https://docs.duitku.com/api/en/#shopee-detail
+type AccountLinkShopee struct {
+	// [REQ] Voucher code.
+	PromoIDs string `json:"promo_ids"`
+
+	// [REQ] Used for shopee coin from linked ShopeePay account.
+	// Set true when pay transaction would like to use coins (Only for
+	// ShopeePay account link).
+	UseCoin bool `json:"useCoin"`
+}