결제 API

@FeignClient(name = "plantify-payment-service", url = "${}") public interface PlantifyPaymentServiceClient { @PostMapping("/v1/pay/payment") ResponseEntity<String> payment(@RequestBody TransactionRequest request); @GetMapping("/v1/auth/users/seacrh") ResponseEntity<Long> getUserId(@RequestParam String username); @GetMapping("/v1/pay/settlements/external") ResponseEntity<ExternalSettlementResponse> getSettlementByOrderId(@RequestParam String orderId) }

public record TransactionRequest( Long userId, Long sellerId, String orderName, Long amount, String redirectUri ) { }

public record ExternalSettlementResponse( String orderId, String orderName, LocalDateTime createdAt, Long amount )

@RestController @RequiredArgsConstructor @RequestMapping("/v1") public class MyFundingUserController { private final MyFundingUserService myFundingUserService; @PostMapping("/payment") public void payment(@RequestBody MyFundingUserRequest request, HttpServletResponse response) throws IOException { String redirectUrl = myFundingUserService.payment(request); response.sendRedirect(redirectUrl); } @GetMapping("/callback") public ResponseEntity<MyFundingUserResponse> getMyFundingUserCallback(@RequestParam String orderId) { MyFundingUserResponse response = myFundingUserService.callbackParticipate(orderId); return ResponseEntity.ok(response); } }

private final PlantifyPaymentServiceClient plantifyPaymentServiceClient;

Long userId = plantifyAuthServiceClient.getUserId(유저이름).getBody(); TransactionRequest transactionRequest = new TransactionRequest( userId, 2L, 구매하는 상품 이름, // 수정 구매하는 상품 가격, // 수정 "redirect Url" // 수정 ); plantifyPaymentServiceClient.payment(transactionRequest);

ExternalSettlementResponse response = payServiceClient.getSettlementByOrderId(orderId).getBody();

@Service @RequireArgsConstructor public class MyFundingServiceImpl implements MyFundingUserService { private final PlantifyPaymentServiceClient plantifyPaymentServiceClient; @Override @Transactional public MyFundingResponse participate(MyfundingUserRequest request) { ... TransactionRequest transactionRequest = new TransactionRequest( userId, 2L, funding.getTitle(), // 수정 request.price(), // 수정 "https://www.naver.com" ); plantifyPaymentServiceClient.payment(transactionRequest); ... } @Override public MyFundingUserResponse callbackParticipate(String orderId) { ExternalSettlementResponse response = payServiceClient.getSettlementByOrderId(orderId).getBody(); ... MyFundingUserRequest request = new MyFundingUserRequest(funding.getFundingId(), response.amount()); ... } }