Merge pull request #78 from Alpha-Damyo/refactor/api-connect

Refactor/api connect
Alpha-Damyo · Jun 5, 2024 · c2f34d7 · c2f34d7
2 parents 31388ff + 4151087
commit c2f34d7
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Showing 8 changed files with 83 additions and 26 deletions.
diff --git a/src/main/java/com/damyo/alpha/api/contest/controller/ContestController.java b/src/main/java/com/damyo/alpha/api/contest/controller/ContestController.java
@@ -2,6 +2,7 @@
 
 import com.damyo.alpha.api.auth.domain.UserDetailsImpl;
 import com.damyo.alpha.api.contest.service.ContestService;
+import com.damyo.alpha.api.picture.controller.dto.AllRankResponse;
 import com.damyo.alpha.api.picture.controller.dto.PictureSliceResponse;
 import com.damyo.alpha.api.picture.service.PictureService;
 import io.swagger.v3.oas.annotations.Operation;
@@ -78,17 +79,16 @@ public ResponseEntity<?> unlikeContestPicture(@AuthenticationPrincipal UserDetai
                 .ok(200);
     }
 
-    //TODO 챌린지 랭킹 기능
-    @PutMapping("/ranking")
+    @GetMapping("/ranking")
     @Operation()
     @ApiResponses(value = {
-            @ApiResponse(responseCode = "200", description = "사진 URL 리스트 반환에 성공하였습니다.", content = @Content(mediaType = "application/json")),
+            @ApiResponse(responseCode = "200", description = "랭킹 반환에 성공하였습니다.", content = @Content(mediaType = "application/json")),
     })
     public ResponseEntity<?> unlikeContestPicture(@AuthenticationPrincipal UserDetailsImpl userDetails) {
         UUID userId = userDetails.getId();
-        pictureService.getContestRanking(userId);
+        AllRankResponse response = pictureService.getContestRanking(userId);
 
         return ResponseEntity
-                .ok(200);
+                .ok(response);
     }
 }
diff --git a/src/main/java/com/damyo/alpha/api/info/controller/InfoController.java b/src/main/java/com/damyo/alpha/api/info/controller/InfoController.java
@@ -25,7 +25,7 @@
 public class InfoController {
     private final InfoService infoService;
 
-    //TODO 리뷰 작성시 사진 저장
+    // TODO 리뷰 작성시 사진 저장
     @PostMapping("/postInfo")
     @Operation(summary="리뷰 작성하기", description = "리뷰를 작성한다.")
     @ApiResponses(value = {

diff --git a/src/main/java/com/damyo/alpha/api/picture/controller/dto/AllRankResponse.java b/src/main/java/com/damyo/alpha/api/picture/controller/dto/AllRankResponse.java
@@ -0,0 +1,9 @@
+package com.damyo.alpha.api.picture.controller.dto;
+
+import java.util.List;
+
+public record AllRankResponse(
+        List<LikesRankResponse> topRankResponse,
+        List<LikesRankResponse> nearRankResponse
+) {
+}
diff --git a/src/main/java/com/damyo/alpha/api/picture/controller/dto/LikesRankResponse.java b/src/main/java/com/damyo/alpha/api/picture/controller/dto/LikesRankResponse.java
@@ -0,0 +1,12 @@
+package com.damyo.alpha.api.picture.controller.dto;
+
+import java.util.UUID;
+
+public record LikesRankResponse(
+        UUID userId,
+        String name,
+        String profileUrl,
+        Long likeCount,
+        Long ranking
+) {
+}
diff --git a/src/main/java/com/damyo/alpha/api/picture/domain/PictureCustomRepository.java b/src/main/java/com/damyo/alpha/api/picture/domain/PictureCustomRepository.java
@@ -1,5 +1,6 @@
 package com.damyo.alpha.api.picture.domain;
 
+import com.damyo.alpha.api.picture.controller.dto.LikesRankResponse;
 import com.damyo.alpha.api.picture.controller.dto.PictureSliceResponse;
 
 import java.util.List;
@@ -10,6 +11,5 @@ public interface PictureCustomRepository {
     List<Picture> findPicturesBySmokingArea_Id(String areaId, Long count);
     Long getLikeCountById(Long id);
 
-    void getTopRanking();
-    void getNearRanking(UUID userID);
+    List<LikesRankResponse> getRanking();
 }
diff --git a/src/main/java/com/damyo/alpha/api/picture/domain/PictureRepositoryImpl.java b/src/main/java/com/damyo/alpha/api/picture/domain/PictureRepositoryImpl.java
@@ -1,9 +1,12 @@
 package com.damyo.alpha.api.picture.domain;
 
 import com.damyo.alpha.api.contest.domain.QContestLike;
+import com.damyo.alpha.api.picture.controller.dto.LikesRankResponse;
 import com.damyo.alpha.api.picture.controller.dto.PictureResponse;
 import com.damyo.alpha.api.picture.controller.dto.PictureSliceResponse;
 import com.damyo.alpha.api.smokingarea.domain.QSmokingArea;
+import com.damyo.alpha.api.user.domain.QUser;
+import com.querydsl.core.Tuple;
 import com.querydsl.core.types.Order;
 import com.querydsl.core.types.OrderSpecifier;
 import com.querydsl.core.types.Projections;
@@ -15,13 +18,16 @@
 import java.util.ArrayList;
 import java.util.List;
 import java.util.UUID;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
 
 @RequiredArgsConstructor
 public class PictureRepositoryImpl implements PictureCustomRepository {
     private final JPAQueryFactory jpaQueryFactory;
     private QPicture picture = QPicture.picture;
     private QSmokingArea smokingArea = QSmokingArea.smokingArea;
     private QContestLike contestLike = QContestLike.contestLike;
+    private QUser user = QUser.user;
 
     @Override
     public PictureSliceResponse getPictureListByPaging(Long cursorId, Long pageSize, String sortBy, String region, UUID userId) {
@@ -86,19 +92,26 @@ public Long getLikeCountById(Long id) {
     }
 
     @Override
-    public void getTopRanking() {
-        jpaQueryFactory
-                .select(picture.user.id, picture.likes.sum())
-                .from(picture)
+    public List<LikesRankResponse> getRanking() {
+        List<Tuple> result = jpaQueryFactory
+                .select(user.id, user.name, user.profileUrl, picture.likes.sum())
+                .from(user)
+                .leftJoin(picture)
+                .on(user.eq(picture.user))
+                .groupBy(user.id, user.name, user.profileUrl)
+                .orderBy(picture.likes.sum().desc().nullsLast())
                 .fetch();
-    }
 
-    @Override
-    public void getNearRanking(UUID userId) {
-        jpaQueryFactory
-                .select(picture.user.id, picture.likes.sum())
-                .from(picture)
-                .fetch();
+        List<LikesRankResponse> rankedUsers = IntStream.range(0, result.size())
+                .mapToObj(i -> new LikesRankResponse(
+                        result.get(i).get(user.id),
+                        result.get(i).get(user.name),
+                        result.get(i).get(user.profileUrl),
+                        result.get(i).get(picture.likes.sum()),
+                        i + 1L))
+                .collect(Collectors.toList());
+
+        return rankedUsers;
     }
 
     private BooleanExpression cursorId(Long cursorId) {

diff --git a/src/main/java/com/damyo/alpha/api/picture/service/PictureService.java b/src/main/java/com/damyo/alpha/api/picture/service/PictureService.java
@@ -1,13 +1,11 @@
 package com.damyo.alpha.api.picture.service;
 
-import com.damyo.alpha.api.picture.controller.dto.PictureSliceResponse;
+import com.damyo.alpha.api.picture.controller.dto.*;
 import com.damyo.alpha.api.picture.domain.Picture;
 import com.damyo.alpha.api.picture.exception.PictureErrorCode;
 import com.damyo.alpha.api.picture.exception.PictureException;
 import com.damyo.alpha.api.smokingarea.domain.SmokingArea;
 import com.damyo.alpha.api.user.domain.User;
-import com.damyo.alpha.api.picture.controller.dto.UploadPictureRequest;
-import com.damyo.alpha.api.picture.controller.dto.PictureResponse;
 import com.damyo.alpha.api.picture.domain.PictureRepository;
 import com.damyo.alpha.api.smokingarea.domain.SmokingAreaRepository;
 import com.damyo.alpha.api.user.domain.UserRepository;
@@ -23,6 +21,8 @@
 
 import java.time.LocalDateTime;
 import java.util.*;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
 
 import static com.damyo.alpha.api.picture.exception.PictureErrorCode.PICTURE_NOT_FOUND;
 
@@ -83,9 +83,32 @@ public PictureSliceResponse getPageContestPicture(Long cursorId, String sortBy,
         return pictureSliceResponse;
     }
 
-    public void getContestRanking(UUID userId) {
-        pictureRepository.getTopRanking();
-        pictureRepository.getNearRanking(userId);
+    public AllRankResponse getContestRanking(UUID userId) {
+        List<LikesRankResponse> rank =  pictureRepository.getRanking();
+
+        int targetIdx = IntStream.range(0, rank.size())
+                .filter(i -> rank.get(i).userId().equals(userId))
+                .findFirst()
+                .orElse(-1);
+
+        if (targetIdx == -1) {
+            System.out.println("out");
+            throw new IllegalArgumentException("User ID not found");
+        }
+
+        int startIndex = Math.max(0, targetIdx - 3);
+        int endIndex = Math.min(rank.size(), targetIdx + 4);
+        int topIndex = Math.min(4, rank.size());
+
+        List<LikesRankResponse> topUsers = IntStream.range(0, topIndex)
+                .mapToObj(rank::get)
+                .collect(Collectors.toList());
+
+        List<LikesRankResponse> surroundingUsers = IntStream.range(startIndex, endIndex)
+                .mapToObj(rank::get)
+                .collect(Collectors.toList());
+
+        return new AllRankResponse(topUsers, surroundingUsers);
     }
 
     @Transactional

diff --git a/src/main/java/com/damyo/alpha/api/smokingarea/domain/SmokingAreaRepositoryImpl.java b/src/main/java/com/damyo/alpha/api/smokingarea/domain/SmokingAreaRepositoryImpl.java
@@ -85,7 +85,7 @@ private BooleanExpression longitudeBt(BigDecimal min, BigDecimal max) {
 
     private BooleanExpression wordEq(String word) {
         if(StringUtils.hasText(word)) {
-            return smokingArea.name.like(word+"%");
+            return smokingArea.name.like("%"+word+"%");
         }
         return null;
     }