feat: 기프트 조회 기능 구현 #44

src/main/java/com/nice/petudio/api/controller/gift/GiftController.java

@@ -1,6 +1,7 @@
 package com.nice.petudio.api.controller.gift;
 
 import com.nice.petudio.api.controller.gift.dto.GiftGenerateResponse;
+import com.nice.petudio.api.controller.gift.dto.GiftsRetrieveResponse;
 import com.nice.petudio.api.controller.gift.service.GiftCodeGenerator;
 import com.nice.petudio.api.controller.gift.service.GiftCommandService;
 import com.nice.petudio.api.controller.gift.service.GiftQueryService;
@@ -11,6 +12,7 @@
 import io.swagger.v3.oas.annotations.Operation;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
@@ -37,4 +39,11 @@ public ApiResponse<?> useGift(@MemberId final Long memberId, @RequestParam final
         giftCommandService.useGift(memberId, giftCode);
         return ApiResponse.success();
     }
+
+    @Operation(summary = "[인증] 기프트 조회")
+    @Auth
+    @GetMapping("/gifts")
+    public ApiResponse<GiftsRetrieveResponse> findGifts(@MemberId final Long memberId) {
+        return ApiResponse.success(giftQueryService.findGiftsByMemberId(memberId));
+    }
 }

src/main/java/com/nice/petudio/api/controller/gift/dto/GiftRetrieveResponse.java

@@ -0,0 +1,10 @@
+package com.nice.petudio.api.controller.gift.dto;
+
+import java.time.LocalDateTime;
+
+public record GiftRetrieveResponse(String giftCode, LocalDateTime expiredAt) {
+
+    public static GiftRetrieveResponse of(String giftCode, LocalDateTime expiredAt) {
+        return new GiftRetrieveResponse(giftCode, expiredAt);
+    }
+}

src/main/java/com/nice/petudio/api/controller/gift/dto/GiftsRetrieveResponse.java

@@ -0,0 +1,6 @@
+package com.nice.petudio.api.controller.gift.dto;
+
+import java.util.List;
+
+public record GiftsRetrieveResponse(List<GiftRetrieveResponse> giftsInfo){
+}

src/main/java/com/nice/petudio/api/controller/gift/service/GiftQueryService.java

@@ -1,5 +1,11 @@
 package com.nice.petudio.api.controller.gift.service;
 
+import com.nice.petudio.api.controller.gift.dto.GiftRetrieveResponse;
+import com.nice.petudio.api.controller.gift.dto.GiftsRetrieveResponse;
+import com.nice.petudio.domain.gift.Gift;
+import com.nice.petudio.domain.gift.repository.GiftRepository;
+import java.util.ArrayList;
+import java.util.List;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -8,4 +14,16 @@
 @Transactional(readOnly = true)
 @RequiredArgsConstructor
 public class GiftQueryService {
+    private final GiftRepository giftRepository;
+
+    public GiftsRetrieveResponse findGiftsByMemberId(final Long memberId) {
+        List<Gift> gifts = giftRepository.findUsableGiftsByBuyerId(memberId);
+
+        List<GiftRetrieveResponse> giftsInfo = new ArrayList<>();
+        for (Gift gift : gifts) {
+            giftsInfo.add(GiftRetrieveResponse.of(gift.getCode(), gift.getExpiredAt()));
+        }
+
+        return new GiftsRetrieveResponse(giftsInfo);
+    }
 }

src/main/java/com/nice/petudio/domain/gift/repository/GiftRepositoryCustom.java

@@ -1,8 +1,10 @@
 package com.nice.petudio.domain.gift.repository;
 
 import com.nice.petudio.domain.gift.Gift;
+import java.util.List;
 import java.util.Optional;
 
 public interface GiftRepositoryCustom {
     Optional<Gift> findByGiftCode(String giftCode);
+    List<Gift> findUsableGiftsByBuyerId(Long memberId);
 }

src/main/java/com/nice/petudio/domain/gift/repository/GiftRepositoryImpl.java

@@ -4,6 +4,8 @@
 
 import com.nice.petudio.domain.gift.Gift;
 import com.querydsl.jpa.impl.JPAQueryFactory;
+import java.time.LocalDateTime;
+import java.util.List;
 import java.util.Optional;
 import lombok.RequiredArgsConstructor;
 
@@ -18,4 +20,13 @@ public Optional<Gift> findByGiftCode(String giftCode) {
                 .where(gift.code.eq(giftCode))
                 .fetchOne());
     }
+
+    @Override
+    public List<Gift> findUsableGiftsByBuyerId(Long memberId) {
+        return queryFactory.selectFrom(gift)
+                .where(gift.buyerId.eq(memberId))
+                .where(gift.isUsed.eq(false))
+                .where(gift.expiredAt.gt(LocalDateTime.now()))
+                .fetch();
+    }
 }