feat: support refund

backend/app/http/admin/orders.go

@@ -1,6 +1,8 @@
 package admin
 
 import (
+	"fmt"
+
 	"quyun/app/models"
 	"quyun/app/requests"
 	"quyun/database/fields"
@@ -30,7 +32,7 @@ func (ctl *orders) List(ctx fiber.Ctx, pagination *requests.Pagination, query *O
 }
 
 // Refund
-// @Router	/admin/orders/{id}/refund [post]
+// @Router	/admin/orders/:id/refund [post]
 // @Bind	id path
 func (ctl *orders) Refund(ctx fiber.Ctx, id int64) error {
 	order, err := models.Orders.GetByID(ctx.Context(), id)
@@ -51,7 +53,15 @@ func (ctl *orders) Refund(ctx fiber.Ctx, id int64) error {
 			TransactionID(order.TransactionID).
 			CNYRefundAmount(refundTotal, refundTotal).
 			RefundReason("管理员退款").
-			RefundGoodsInfo(post.Title)
+			RefundGoods([]wepay.RefundGoodsInfo{
+				{
+					MerchantGoodsID: fmt.Sprintf("%d", order.PostID),
+					GoodsName:       post.Title,
+					RefundQuantity:  1,
+					RefundAmount:    refundTotal,
+					UnitPrice:       order.Price,
+				},
+			})
 	})
 	if err != nil {
 		return err