[FEAT] 펀딩 최대 기여자 페이징 조회 추가 (#331)

KakaoFunding · Jul 21, 2024 · e9695bd · e9695bd
2 parents e023bd5 + c538845
commit e9695bd
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Showing 8 changed files with 92 additions and 58 deletions.
diff --git a/src/main/java/org/kakaoshare/backend/domain/funding/controller/FundingController.java b/src/main/java/org/kakaoshare/backend/domain/funding/controller/FundingController.java
@@ -1,16 +1,14 @@
 package org.kakaoshare.backend.domain.funding.controller;
 
-import java.util.List;
 import lombok.RequiredArgsConstructor;
 import org.kakaoshare.backend.common.dto.PageResponse;
-
-import org.kakaoshare.backend.domain.funding.dto.FundingCheckRequest;
-import org.kakaoshare.backend.domain.funding.dto.inquiry.request.FriendFundingInquiryRequest;
 import org.kakaoshare.backend.domain.funding.dto.FriendFundingItemRequest;
+import org.kakaoshare.backend.domain.funding.dto.FundingCheckRequest;
 import org.kakaoshare.backend.domain.funding.dto.FundingResponse;
 import org.kakaoshare.backend.domain.funding.dto.ProgressResponse;
 import org.kakaoshare.backend.domain.funding.dto.RegisterRequest;
 import org.kakaoshare.backend.domain.funding.dto.RegisterResponse;
+import org.kakaoshare.backend.domain.funding.dto.inquiry.request.FriendFundingInquiryRequest;
 import org.kakaoshare.backend.domain.funding.dto.preview.request.FundingPreviewRequest;
 import org.kakaoshare.backend.domain.funding.dto.preview.response.FundingPreviewResponse;
 import org.kakaoshare.backend.domain.funding.entity.FundingStatus;
@@ -24,18 +22,21 @@
 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.RequestHeader;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
+import java.util.List;
+
 @RequiredArgsConstructor
 @RestController
 @RequestMapping("/api/v1")
 public class FundingController {
+    private static final int DEFAULT_FUNDING_SIZE = 20;
+    private static final int DEFAULT_TOP_CONTRIBUTORS_SIZE = 5;
+
     private final FundingService fundingService;
     private final FundingDetailService fundingDetailService;
-    private static final int FUNDING_DEFAULT_SIZE = 20;
 
     @PostMapping("/funding/{productId}")
     public ResponseEntity<?> registerFunding(@PathVariable("productId") Long productId,
@@ -74,7 +75,7 @@ public ResponseEntity<?> getFriendsActiveFundingItems(@LoggedInMember String pro
     @GetMapping("/members/funding/products")
     public ResponseEntity<?> getMyAllFundingProducts(@LoggedInMember String providerId,
                                                      @RequestParam(name = "status", required = false) FundingStatus status,
-                                                     @PageableDefault(size = FUNDING_DEFAULT_SIZE) final Pageable pageable) {
+                                                     @PageableDefault(size = DEFAULT_FUNDING_SIZE) final Pageable pageable) {
         PageResponse<?> response = fundingService.getMyFilteredFundingProducts(providerId, status, pageable);
         return ResponseEntity.ok(response);
     }
@@ -85,14 +86,10 @@ public ResponseEntity<?> preview(@RequestBody final FundingPreviewRequest fundin
         return ResponseEntity.ok(fundingPreviewResponse);
     }
 
-    @GetMapping("/{fundingId}/contributors")
-    public ResponseEntity<?> getTopContributors(@PathVariable Long fundingId,
-                                                @PageableDefault(size = 5) Pageable pageable,
-                                                @RequestHeader("Authorization") String accessToken) {
-
-        accessToken = accessToken.substring("Bearer ".length());
-        PageResponse<?> contributors = fundingDetailService.getTopContributors(fundingId, pageable,
-                accessToken);
-        return ResponseEntity.ok(contributors);
+    @GetMapping("/funding/{fundingId}/contributors")
+    public ResponseEntity<?> getTopContributors(@PathVariable final Long fundingId,
+                                                @PageableDefault(size = DEFAULT_TOP_CONTRIBUTORS_SIZE) final Pageable pageable) {
+        final PageResponse<?> response = fundingDetailService.getTopContributors(fundingId, pageable);
+        return ResponseEntity.ok(response);
     }
 }
diff --git a/.../java/org/kakaoshare/backend/domain/funding/dto/rank/response/TopContributorResponse.java b/.../java/org/kakaoshare/backend/domain/funding/dto/rank/response/TopContributorResponse.java
@@ -0,0 +1,8 @@
+package org.kakaoshare.backend.domain.funding.dto.rank.response;
+
+public record TopContributorResponse(
+        String profileUrl,
+        String name,
+        Double rate
+) {
+}
diff --git a/src/main/java/org/kakaoshare/backend/domain/funding/repository/FundingDetailRepository.java b/src/main/java/org/kakaoshare/backend/domain/funding/repository/FundingDetailRepository.java
@@ -1,5 +1,6 @@
 package org.kakaoshare.backend.domain.funding.repository;
 
+import org.kakaoshare.backend.domain.funding.dto.rank.response.TopContributorResponse;
 import org.kakaoshare.backend.domain.funding.entity.Funding;
 import org.kakaoshare.backend.domain.funding.entity.FundingDetail;
 import org.kakaoshare.backend.domain.funding.repository.query.FundingDetailRepositoryCustom;
@@ -21,7 +22,9 @@ public interface FundingDetailRepository extends JpaRepository<FundingDetail, Lo
             "WHERE fd.funding.fundingId =:fundingId")
     List<FundingDetail> findAllByFundingId(@Param("fundingId") final Long fundingId);
 
-    @Query("SELECT fd FROM FundingDetail fd WHERE fd.funding.fundingId = :fundingId ORDER BY fd.amount DESC")
-    Page<FundingDetail> findTopContributorsByFundingId(@Param("fundingId") Long fundingId, Pageable pageable);
-
+    @Query("SELECT NEW org.kakaoshare.backend.domain.funding.dto.rank.response.TopContributorResponse(fd.member.profileImageUrl, fd.member.name, fd.rate) " +
+            "FROM FundingDetail fd " +
+            "LEFT JOIN fd.member m ON m.memberId = fd.member.memberId " +
+            "WHERE fd.funding.fundingId = :fundingId")
+    Page<TopContributorResponse> findTopContributorsByFundingId(@Param("fundingId") Long fundingId, Pageable pageable);
 }
diff --git a/src/main/java/org/kakaoshare/backend/domain/funding/service/FundingDetailService.java b/src/main/java/org/kakaoshare/backend/domain/funding/service/FundingDetailService.java
@@ -3,29 +3,22 @@
 import com.querydsl.core.util.StringUtils;
 import lombok.RequiredArgsConstructor;
 import org.kakaoshare.backend.common.dto.PageResponse;
-import org.kakaoshare.backend.domain.friend.service.KakaoFriendService;
 import org.kakaoshare.backend.domain.funding.dto.inquiry.ContributedFundingHistoryDto;
 import org.kakaoshare.backend.domain.funding.dto.inquiry.request.ContributedFundingHistoryRequest;
 import org.kakaoshare.backend.domain.funding.dto.inquiry.response.ContributedFundingHistoryResponse;
-import org.kakaoshare.backend.domain.funding.dto.inquiry.response.FundingContributorResponse;
-import org.kakaoshare.backend.domain.funding.entity.FundingDetail;
+import org.kakaoshare.backend.domain.funding.dto.rank.response.TopContributorResponse;
 import org.kakaoshare.backend.domain.funding.repository.FundingDetailRepository;
 import org.kakaoshare.backend.domain.funding.vo.FundingHistoryDate;
-import org.kakaoshare.backend.domain.member.dto.oauth.profile.detail.KakaoFriendListDto;
 import org.springframework.data.domain.Page;
-import org.springframework.data.domain.PageImpl;
 import org.springframework.data.domain.Pageable;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
-import java.util.List;
-
 @Service
 @RequiredArgsConstructor
 @Transactional(readOnly = true)
 public class FundingDetailService {
     private final FundingDetailRepository fundingDetailRepository;
-    private final KakaoFriendService kakaoFriendService;
 
     public PageResponse<?> lookUp(final String providerId,
                                   final ContributedFundingHistoryRequest contributedFundingHistoryRequest,
@@ -45,36 +38,8 @@ private Page<ContributedFundingHistoryDto> getFundingDetailHistoryDto(final Stri
         return fundingDetailRepository.findHistoryByCondition(providerId, date, status, pageable);
     }
 
-    public PageResponse<?> getTopContributors(Long fundingId, Pageable pageable, String accessToken) {
-        Page<FundingDetail> fundingDetails = fundingDetailRepository.findTopContributorsByFundingId(fundingId, pageable);
-
-        List<KakaoFriendListDto> friendsList = kakaoFriendService.getFriendsList(accessToken);
-
-        List<FundingContributorResponse> responses = fundingDetails.stream()
-                .map(detail -> {
-                    KakaoFriendListDto friendProfile = findFriendProfile(detail.getMember().getProviderId(), friendsList);
-                    return FundingContributorResponse.of(
-                            friendProfile.getProfileThumbnailImage(),
-                            friendProfile.getProfileNickname(),
-                            detail.getAmount(),
-                            calculateContributionPercentage(detail)
-                    );
-                }).toList();
-
-        Page<FundingContributorResponse> contributorResponses = new PageImpl<>(responses, pageable, fundingDetails.getTotalElements());
-        return PageResponse.from(contributorResponses);
-    }
-
-    private KakaoFriendListDto findFriendProfile(String providerId, List<KakaoFriendListDto> friendsList) {
-        return friendsList.stream()
-                .filter(friend -> friend.getId().equals(providerId))
-                .findFirst()
-                .orElseThrow(() -> new IllegalArgumentException("No matching friend found for providerId: " + providerId));
-    }
-
-
-
-    private double calculateContributionPercentage(FundingDetail detail) {
-        return 100.0 * detail.getAmount() / detail.getFunding().getGoalAmount();
+    public PageResponse<?> getTopContributors(final Long fundingId, final Pageable pageable) {
+        final Page<TopContributorResponse> page = fundingDetailRepository.findTopContributorsByFundingId(fundingId, pageable);
+        return PageResponse.from(page);
     }
 }
diff --git a/src/main/resources/testdata/initial_5_payment.sql b/src/main/resources/testdata/initial_5_payment.sql
@@ -0,0 +1,4 @@
+INSERT INTO payment (created_at, delivery_price, payment_id, purchase_price, total_price, payment_number, method)
+VALUES (NOW(), 0, 1, 3000, 3000, '1', 'KAKAO_PAY'),
+       (NOW(), 0, 2, 2000, 2000, '2', 'KAKAO_PAY'),
+       (NOW(), 0, 3, 1000, 1000, '3', 'KAKAO_PAY');
diff --git a/src/main/resources/testdata/initial_6_funding_detail.sql b/src/main/resources/testdata/initial_6_funding_detail.sql
@@ -0,0 +1,4 @@
+INSERT INTO funding_detail (created_at, amount, rate, funding_id, payment_id, member_id, status)
+VALUES (NOW(), 3000, 30.0, 1, 1, 1, 'PROGRESS'),
+       (NOW(), 2000, 20.0, 1, 1, 2, 'PROGRESS'),
+       (NOW(), 1000, 10.0, 1, 1, 3, 'PROGRESS');
diff --git a/...st/java/org/kakaoshare/backend/domain/funding/repository/FundingDetailRepositoryTest.java b/...st/java/org/kakaoshare/backend/domain/funding/repository/FundingDetailRepositoryTest.java
@@ -0,0 +1,32 @@
+package org.kakaoshare.backend.domain.funding.repository;
+
+import org.assertj.core.api.Assertions;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.kakaoshare.backend.common.RepositoryTest;
+import org.kakaoshare.backend.domain.funding.dto.rank.response.TopContributorResponse;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.domain.Sort;
+
+import java.util.List;
+
+@RepositoryTest
+class FundingDetailRepositoryTest {
+    @Autowired
+    FundingDetailRepository fundingDetailRepository;
+
+    @Test
+    @DisplayName("최대 기여자 조회")
+    public void findTopContributorsByFundingId() throws Exception {
+        final Long fundingId = 1L;
+        final Pageable pageable = PageRequest.of(0, 5, Sort.by(Sort.Direction.DESC, "rate"));
+        final Page<TopContributorResponse> page = fundingDetailRepository.findTopContributorsByFundingId(fundingId, pageable);
+        final List<TopContributorResponse> content = page.getContent();
+        Assertions.assertThat(content.get(0).rate()).isEqualTo(30.0);
+        Assertions.assertThat(content.get(1).rate()).isEqualTo(20.0);
+        Assertions.assertThat(content.get(2).rate()).isEqualTo(10.0);
+    }
+}
diff --git a/src/test/java/org/kakaoshare/backend/domain/funding/service/FundingDetailServiceTest.java b/src/test/java/org/kakaoshare/backend/domain/funding/service/FundingDetailServiceTest.java
@@ -2,6 +2,7 @@
 
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.EmptySource;
@@ -12,6 +13,7 @@
 import org.kakaoshare.backend.domain.funding.dto.inquiry.ContributedFundingHistoryDto;
 import org.kakaoshare.backend.domain.funding.dto.inquiry.request.ContributedFundingHistoryRequest;
 import org.kakaoshare.backend.domain.funding.dto.inquiry.response.ContributedFundingHistoryResponse;
+import org.kakaoshare.backend.domain.funding.dto.rank.response.TopContributorResponse;
 import org.kakaoshare.backend.domain.funding.repository.FundingDetailRepository;
 import org.kakaoshare.backend.domain.funding.vo.FundingHistoryDate;
 import org.kakaoshare.backend.domain.member.entity.Member;
@@ -156,6 +158,25 @@ public void lookUpWhenInvalidDateRange(final String status) throws Exception {
                 .isInstanceOf(DateException.class);
     }
 
+
+    @Test
+    @DisplayName("최대 기여자 조회")
+    public void getTopContributors() throws Exception {
+        final Long fundingId = 1L;
+        final List<TopContributorResponse> content = List.of(
+                new TopContributorResponse("profileUrl1", "테스터1", 30.0),
+                new TopContributorResponse("profileUrl1", "테스터2", 20.0),
+                new TopContributorResponse("profileUrl1", "테스터3", 10.0)
+        );
+
+        final Page<TopContributorResponse> page = new PageImpl<>(content, pageable, content.size());
+        doReturn(page).when(fundingDetailRepository).findTopContributorsByFundingId(fundingId, pageable);
+
+        final PageResponse<?> expect = PageResponse.from(page);
+        final PageResponse<?> actual = fundingDetailService.getTopContributors(fundingId, pageable);
+        assertThat(actual).usingRecursiveComparison().isEqualTo(expect);
+    }
+
     private ProductDto getProductDto(final Product product) {
         return new ProductDto(
                 product.getProductId(),