결제 환불 로직 및 야놀자 페이 구현

src/main/java/kr/co/fastcampus/yanabada/common/exception/DuplicateYanoljaPayException.java

@@ -0,0 +1,9 @@
+package kr.co.fastcampus.yanabada.common.exception;
+
+import static kr.co.fastcampus.yanabada.common.response.ErrorCode.DUPLICATE_YANOLJAPAY;
+
+public class DuplicateYanoljaPayException extends BaseException {
+    public DuplicateYanoljaPayException() {
+        super(DUPLICATE_YANOLJAPAY.getMessage());
+    }
+}

src/main/java/kr/co/fastcampus/yanabada/common/exception/IncorrectYanoljaPayPasswordException.java

@@ -0,0 +1,9 @@
+package kr.co.fastcampus.yanabada.common.exception;
+
+import static kr.co.fastcampus.yanabada.common.response.ErrorCode.INCORRECT_YANOLJAPAY_PASSWORD;
+
+public class IncorrectYanoljaPayPasswordException extends BaseException {
+    public IncorrectYanoljaPayPasswordException() {
+        super(INCORRECT_YANOLJAPAY_PASSWORD.getMessage());
+    }
+}

src/main/java/kr/co/fastcampus/yanabada/common/exception/NotEnoughPointException.java

@@ -0,0 +1,9 @@
+package kr.co.fastcampus.yanabada.common.exception;
+
+import static kr.co.fastcampus.yanabada.common.response.ErrorCode.NOT_ENOUGH_POINT;
+
+public class NotEnoughPointException extends BaseException {
+    public NotEnoughPointException() {
+        super(NOT_ENOUGH_POINT.getMessage());
+    }
+}

src/main/java/kr/co/fastcampus/yanabada/common/exception/NotEnoughYanoljaPayBalanceException.java

@@ -0,0 +1,9 @@
+package kr.co.fastcampus.yanabada.common.exception;
+
+import static kr.co.fastcampus.yanabada.common.response.ErrorCode.NOT_ENOUGH_YANOLJAPAY_BALANCE;
+
+public class NotEnoughYanoljaPayBalanceException extends BaseException {
+    public NotEnoughYanoljaPayBalanceException() {
+        super(NOT_ENOUGH_YANOLJAPAY_BALANCE.getMessage());
+    }
+}

src/main/java/kr/co/fastcampus/yanabada/common/exception/YanoljaPayHistoryNotFoundException.java

@@ -0,0 +1,10 @@
+package kr.co.fastcampus.yanabada.common.exception;
+
+import static kr.co.fastcampus.yanabada.common.response.ErrorCode.YANOLJAPAY_HISTORY_NOT_FOUND;
+
+public class YanoljaPayHistoryNotFoundException extends BaseException {
+
+    public YanoljaPayHistoryNotFoundException() {
+        super(YANOLJAPAY_HISTORY_NOT_FOUND.getMessage());
+    }
+}

src/main/java/kr/co/fastcampus/yanabada/common/exception/YanoljaPayNotFoundException.java

@@ -1,10 +1,10 @@
 package kr.co.fastcampus.yanabada.common.exception;
 
-import static kr.co.fastcampus.yanabada.common.response.ErrorCode.PAY_NOT_FOUND;
+import static kr.co.fastcampus.yanabada.common.response.ErrorCode.YANOLJAPAY_NOT_FOUND;
 
 public class YanoljaPayNotFoundException extends BaseException {
 
     public YanoljaPayNotFoundException() {
-        super(PAY_NOT_FOUND.getMessage());
+        super(YANOLJAPAY_NOT_FOUND.getMessage());
     }
 }

src/main/java/kr/co/fastcampus/yanabada/common/response/ErrorCode.java

@@ -13,7 +13,8 @@ public enum ErrorCode {
     ORDER_NOT_FOUND("존재하지 않는 예약입니다."),
     PRODUCT_NOT_FOUND("존재하지 않는 상품입니다."),
     TRADE_NOT_FOUND("존재하지 않는 거래입니다."),
-    PAY_NOT_FOUND("야놀자 페이를 찾을 수 없습니다."),
+    YANOLJAPAY_NOT_FOUND("야놀자 페이를 찾을 수 없습니다."),
+    YANOLJAPAY_HISTORY_NOT_FOUND("야놀자 페이 내역을 찾을 수 없습니다."),
     ACCESS_FORBIDDEN("권한이 없습니다."),
     ORDER_NOT_SELLABLE("판매할 수 없는 예약입니다."),
     INVALID_SELLING_PRICE_RANGE("판매가는 구매가보다 클 수 없습니다."),
@@ -37,6 +38,10 @@ public enum ErrorCode {
     ILLEGAL_PRODUCT_STATUS("해당 기능을 수행할 수 없는 상품 상태입니다."),
     CANNOT_TRADE_OWN_PRODUCT("자신이 등록한 상품을 거래할 수 없습니다."),
     ILLEGAL_TRADE_STATUS("해당 기능을 수행할 수 없는 거래 상태입니다."),
+    NOT_ENOUGH_POINT("포인트가 부족합니다."),
+    NOT_ENOUGH_YANOLJAPAY_BALANCE("야놀자 페이 잔액이 부족합니다."),
+    DUPLICATE_YANOLJAPAY("이미 야놀자 페이에 가입되어있습니다."),
+    INCORRECT_YANOLJAPAY_PASSWORD("일치하지 않는 야놀자 페이 비밀번호 입니다."),
     ;
 
     private final String message;

src/main/java/kr/co/fastcampus/yanabada/common/utils/AccountNumberSplitter.java

@@ -0,0 +1,16 @@
+package kr.co.fastcampus.yanabada.common.utils;
+
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public class AccountNumberSplitter {
+
+    private static final int LENGTH = 4;
+
+    public static String split(String accountNumber) {
+        int beginIndex = accountNumber.length() - LENGTH;
+
+        return accountNumber.substring(beginIndex);
+    }
+}

src/main/java/kr/co/fastcampus/yanabada/common/utils/PayFeeCalculator.java

@@ -0,0 +1,19 @@
+package kr.co.fastcampus.yanabada.common.utils;
+
+import static kr.co.fastcampus.yanabada.domain.order.entity.enums.PaymentType.YANOLJA_PAY;
+
+import kr.co.fastcampus.yanabada.domain.order.entity.enums.PaymentType;
+import lombok.NoArgsConstructor;
+
+@NoArgsConstructor
+public class PayFeeCalculator {
+
+    private static final double FEE_RATE = 0.05;
+
+    public static int calculate(int price, PaymentType paymentType) {
+        if (paymentType == YANOLJA_PAY) {
+            return 0;
+        }
+        return (int) (price * FEE_RATE);
+    }
+}

src/main/java/kr/co/fastcampus/yanabada/domain/order/entity/enums/PaymentType.java

@@ -1,5 +1,5 @@
 package kr.co.fastcampus.yanabada.domain.order.entity.enums;
 
 public enum PaymentType {
-    NAVER_PAY
+    NAVER_PAY, YANOLJA_PAY,
 }

src/main/java/kr/co/fastcampus/yanabada/domain/payment/controller/TradeController.java

@@ -57,7 +57,7 @@ public ResponseBody<Void> cancelTrade(
         return ResponseBody.ok();
     }
 
-    @GetMapping("/{tradeId}/approvals")
+    @GetMapping("/approvals/{tradeId}")
     public ResponseBody<ApprovalTradeInfoResponse> getApprovalTrade(
         @PathVariable("tradeId") Long tradeId
     ) {
@@ -66,7 +66,7 @@ public ResponseBody<ApprovalTradeInfoResponse> getApprovalTrade(
         );
     }
 
-    @GetMapping("/{tradeId}/purchases")
+    @GetMapping("/purchases/{tradeId}")
     public ResponseBody<PurchaseTradeInfoResponse> getPurchaseTrade(
         @PathVariable("tradeId") Long tradeId
     ) {

src/main/java/kr/co/fastcampus/yanabada/domain/payment/controller/YanoljaPayController.java

@@ -1,11 +1,21 @@
 package kr.co.fastcampus.yanabada.domain.payment.controller;
 
+import jakarta.validation.Valid;
 import kr.co.fastcampus.yanabada.common.response.ResponseBody;
-import kr.co.fastcampus.yanabada.domain.payment.dto.response.YanoljaPayHomeResponse;
+import kr.co.fastcampus.yanabada.domain.payment.dto.request.YanoljaPayAmountRequest;
+import kr.co.fastcampus.yanabada.domain.payment.dto.request.YanoljaPayHistorySearchRequest;
+import kr.co.fastcampus.yanabada.domain.payment.dto.request.YanoljaPaySaveRequest;
+import kr.co.fastcampus.yanabada.domain.payment.dto.response.YanoljaPayHistoryIdResponse;
+import kr.co.fastcampus.yanabada.domain.payment.dto.response.YanoljaPayHistoryInfoResponse;
+import kr.co.fastcampus.yanabada.domain.payment.dto.response.YanoljaPayHistorySummaryPageResponse;
+import kr.co.fastcampus.yanabada.domain.payment.dto.response.YanoljaPayInfoResponse;
+import kr.co.fastcampus.yanabada.domain.payment.dto.response.YanoljaPaySummaryResponse;
 import kr.co.fastcampus.yanabada.domain.payment.service.YanoljaPayService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -16,9 +26,64 @@ public class YanoljaPayController {
 
     private final YanoljaPayService yanoljaPayService;
 
-    @GetMapping("/{memberId}")
-    public ResponseBody<YanoljaPayHomeResponse> getYanoljaPay(@PathVariable Long memberId) {
-        return ResponseBody.ok(yanoljaPayService.getYanoljaPay(memberId));
+    @GetMapping("/summary")
+    public ResponseBody<YanoljaPaySummaryResponse> getYanoljaPaySummary() {
+        return ResponseBody.ok(yanoljaPayService.getYanoljaPaySummary(2L));
+    }
+
+    @GetMapping
+    public ResponseBody<YanoljaPayInfoResponse> getYanoljaPay() {
+        return ResponseBody.ok(yanoljaPayService.getYanoljaPay(2L));
+    }
+
+    @PostMapping
+    public ResponseBody<Void> saveYanoljaPay(
+        @RequestBody @Valid YanoljaPaySaveRequest request
+    ) {
+        yanoljaPayService.saveYanoljaPay(2L, request);
+        return ResponseBody.ok();
+    }
+
+    @PostMapping("/charge")
+    public ResponseBody<YanoljaPayHistoryIdResponse> chargeYanoljaPay(
+        @RequestBody @Valid YanoljaPayAmountRequest request
+    ) {
+        return ResponseBody.ok(
+            yanoljaPayService.chargeYanoljaPay(2L, request)
+        );
+    }
+
+    @PostMapping("/disburse")
+    public ResponseBody<YanoljaPayHistoryIdResponse> disburseYanoljaPay(
+        @RequestBody @Valid YanoljaPayAmountRequest request
+    ) {
+        return ResponseBody.ok(
+            yanoljaPayService.disburseYanoljaPay(2L, request)
+        );
+    }
+
+    @GetMapping("/histories")
+    public ResponseBody<YanoljaPayHistorySummaryPageResponse> getYanoljaPayHistories(
+        YanoljaPayHistorySearchRequest request
+    ) {
+        return ResponseBody.ok(
+            yanoljaPayService.getYanoljaPayHistoriesBySearchRequest(
+                2L,
+                request
+            )
+        );
+    }
+
+    @GetMapping("/histories/{historyId}")
+    public ResponseBody<YanoljaPayHistoryInfoResponse> getYanoljaPayHistory(
+        @PathVariable("historyId") Long historyId
+    ) {
+        return ResponseBody.ok(
+            yanoljaPayService.getYanoljaPayHistory(
+                2L,
+                historyId
+            )
+        );
     }
 }
 

src/main/java/kr/co/fastcampus/yanabada/domain/payment/dto/request/TradeSaveRequest.java

@@ -4,7 +4,7 @@
 import jakarta.validation.constraints.NotNull;
 import java.time.LocalDateTime;
 import kr.co.fastcampus.yanabada.common.utils.EntityCodeGenerator;
-import kr.co.fastcampus.yanabada.common.utils.FeeCalculator;
+import kr.co.fastcampus.yanabada.common.utils.PayFeeCalculator;
 import kr.co.fastcampus.yanabada.domain.member.entity.Member;
 import kr.co.fastcampus.yanabada.domain.order.entity.enums.PaymentType;
 import kr.co.fastcampus.yanabada.domain.payment.entity.Trade;
@@ -32,7 +32,9 @@ public record TradeSaveRequest(
     Integer point,
 
     @NotNull
-    PaymentType paymentType
+    PaymentType paymentType,
+
+    String simplePassword
 ) {
     public Trade toEntity(
         Product product,
@@ -49,7 +51,7 @@ public Trade toEntity(
             userPersonPhoneNumber,
             product.getOrder().getPrice(),
             product.getPrice(),
-            FeeCalculator.calculate(product.getPrice()),
+            PayFeeCalculator.calculate(product.getPrice(), paymentType),
             point,
             paymentType,
             EntityCodeGenerator.generate(),

src/main/java/kr/co/fastcampus/yanabada/domain/payment/dto/request/YanoljaPayAmountRequest.java

@@ -0,0 +1,16 @@
+package kr.co.fastcampus.yanabada.domain.payment.dto.request;
+
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Positive;
+
+public record YanoljaPayAmountRequest(
+    @NotNull
+    @Positive
+    Long amount,
+
+    @NotEmpty
+    String simplePassword
+) {
+
+}

src/main/java/kr/co/fastcampus/yanabada/domain/payment/dto/request/YanoljaPayHistorySearchRequest.java

@@ -0,0 +1,12 @@
+package kr.co.fastcampus.yanabada.domain.payment.dto.request;
+
+import java.util.List;
+import kr.co.fastcampus.yanabada.domain.payment.entity.enums.TransactionType;
+
+public record YanoljaPayHistorySearchRequest(
+    List<TransactionType> types,
+    Integer page,
+    Integer size
+) {
+
+}

src/main/java/kr/co/fastcampus/yanabada/domain/payment/dto/request/YanoljaPaySaveRequest.java

@@ -0,0 +1,19 @@
+package kr.co.fastcampus.yanabada.domain.payment.dto.request;
+
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Pattern;
+
+public record YanoljaPaySaveRequest(
+    @NotBlank
+    @Pattern(regexp = "^\\d{6}$")
+    String simplePassword,
+
+    @NotBlank
+    String bankName,
+
+    @NotBlank
+    @Pattern(regexp = "^\\d{10,14}$")
+    String accountNumber
+) {
+
+}