Add waiting payment refund

src/main/java/io/craftgate/adapter/PaymentAdapter.java

@@ -160,6 +160,12 @@ public PaymentRefundResponse refundPayment(RefundPaymentRequest refundPaymentReq
                 refundPaymentRequest, PaymentRefundResponse.class);
     }
 
+    public RefundWaitingPaymentResponse refundWaitingPayment(RefundWaitingPaymentRequest refundWaitingPaymentRequest) {
+        String path = "/payment/v1/refunds/refund-waiting-payment";
+        return HttpClient.post(requestOptions.getBaseUrl() + path, createHeaders(refundWaitingPaymentRequest, path, requestOptions),
+                refundWaitingPaymentRequest, RefundWaitingPaymentResponse.class);
+    }
+
     public PaymentRefundResponse retrievePaymentRefund(Long id) {
         String path = "/payment/v1/refunds/" + id;
         return HttpClient.get(requestOptions.getBaseUrl() + path, createHeaders(path, requestOptions), PaymentRefundResponse.class);

src/main/java/io/craftgate/request/RefundWaitingPaymentRequest.java

@@ -0,0 +1,11 @@
+package io.craftgate.request;
+
+import lombok.Builder;
+import lombok.Data;
+
+@Data
+@Builder
+public class RefundWaitingPaymentRequest {
+
+    private Long paymentId;
+}

src/main/java/io/craftgate/response/RefundWaitingPaymentResponse.java

@@ -0,0 +1,10 @@
+package io.craftgate.response;
+
+import io.craftgate.model.RefundStatus;
+import lombok.Data;
+
+@Data
+public class RefundWaitingPaymentResponse {
+
+    private RefundStatus status;
+}

src/test/java/io/craftgate/sample/PaymentSample.java

@@ -1836,6 +1836,17 @@ void refund_payment() {
         assertEquals(RefundStatus.SUCCESS, response.getStatus());
     }
 
+    @Test
+    void refund_waiting_payment() {
+        RefundWaitingPaymentRequest request = RefundWaitingPaymentRequest.builder()
+                .paymentId(1L)
+                .build();
+
+        RefundWaitingPaymentResponse response = craftgate.payment().refundWaitingPayment(request);
+        assertNotNull(response);
+        assertEquals(RefundStatus.SUCCESS, response.getStatus());
+    }
+
     @Test
     void retrieve_payment_refund() {
         Long paymentRefundId = 1L;