Fix: 무한스크롤 응답 수정

Author: dlwls423

src/main/java/devkor/com/teamcback/domain/vote/controller/AdminVoteController.java

@@ -5,6 +5,7 @@
 import devkor.com.teamcback.domain.vote.entity.VoteStatus;
 import devkor.com.teamcback.domain.vote.service.VoteService;
 import devkor.com.teamcback.global.response.CommonResponse;
+import devkor.com.teamcback.global.response.CursorPageRes;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.media.Content;
@@ -14,8 +15,6 @@
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.*;
 
-import java.util.List;
-
 @RestController
 @RequiredArgsConstructor
 @RequestMapping("/api/admin/votes")
@@ -50,7 +49,7 @@ public CommonResponse<ChangeVoteStatusRes> changeVoteStatus(
                     content = @Content(schema = @Schema(implementation = CommonResponse.class))),
     })
     @GetMapping()
-    public CommonResponse<List<GetVoteRes>> getVoteList(
+    public CommonResponse<CursorPageRes<GetVoteRes>> getVoteList(
             @Parameter(description = "투표 상태", example = "REFLECTED")
             @RequestParam(name = "status", required = false) VoteStatus status,
             @Parameter(description = "마지막 조회 투표 ID", example = "0")

src/main/java/devkor/com/teamcback/domain/vote/service/VoteService.java

@@ -14,6 +14,7 @@
 import devkor.com.teamcback.domain.vote.repository.VoteTopicRepository;
 import devkor.com.teamcback.global.annotation.UpdateScore;
 import devkor.com.teamcback.global.exception.exception.GlobalException;
+import devkor.com.teamcback.global.response.CursorPageRes;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -101,10 +102,11 @@ else if(!Objects.equals(voteRecord.getVoteOptionId(), voteOption.getId())){ // 
      * 투표 리스트 조회
      */
     @Transactional(readOnly = true)
-    public List<GetVoteRes> getVoteList(VoteStatus status, Long lastVoteId, int size) {
+    public CursorPageRes<GetVoteRes> getVoteList(VoteStatus status, Long lastVoteId, int size) {
+
         List<GetVoteRes> resList = new ArrayList<>();
 
-        List<Vote> voteList = voteOptionRepository.getVoteByStatusWithPage(status, lastVoteId, size);
+        List<Vote> voteList = voteOptionRepository.getVoteByStatusWithPage(status, lastVoteId, size + 1);
 
         for(Vote vote : voteList) {
             // 투표 주제
@@ -119,7 +121,14 @@ public List<GetVoteRes> getVoteList(VoteStatus status, Long lastVoteId, int size
             resList.add(new GetVoteRes(vote.getId(), vote.getStatus().toString(), voteTopic.getId(), voteTopic.getTopic(), place.getId(), place.getName(), voteOptionList));
         }
 
-        return resList;
+        // CursorPageRes 응답
+        boolean hasNext = voteList.size() > size;
+        if(hasNext) {
+            resList.remove(size);
+        }
+        Long lastCursorId = voteList.isEmpty() ? null : voteList.get(voteList.size() - 1).getId();
+
+        return new CursorPageRes<>(resList, hasNext, lastCursorId);
     }
 
     /**