Merge pull request #47 from NOzigak/feature/recruitt

feat:ranking 기능
NOzigak · Jul 13, 2024 · ebba3c0 · ebba3c0
2 parents eaba24b + 4dedc69
commit ebba3c0
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Showing 3 changed files with 48 additions and 5 deletions.
diff --git a/src/main/java/hamsung/hamsung_project/controller/StudyController.java b/src/main/java/hamsung/hamsung_project/controller/StudyController.java
@@ -1,8 +1,6 @@
 package hamsung.hamsung_project.controller;
 
-import hamsung.hamsung_project.dto.MyStudyDto;
-import hamsung.hamsung_project.dto.ResultDto;
-import hamsung.hamsung_project.dto.StudyDto;
+import hamsung.hamsung_project.dto.*;
 import hamsung.hamsung_project.entity.Study;
 import hamsung.hamsung_project.service.StudyService;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -66,4 +64,13 @@ public ResponseEntity<?> showMyStudy(@PathVariable Long userId){
         }
         return ResponseEntity.status(HttpStatus.OK).body(target);
     }
+
+
+    //스터디 랭킹(스터디 전체 조회)
+    @GetMapping("/study/ranking")
+    public ResponseEntity<List<StudyRankingDto>> showRanking(){
+        List<StudyRankingDto> rankingList=studyService.showRanking();
+        return ResponseEntity.status(HttpStatus.OK).body(rankingList);
+    }
+
 }
diff --git a/src/main/java/hamsung/hamsung_project/dto/StudyRankingDto.java b/src/main/java/hamsung/hamsung_project/dto/StudyRankingDto.java
@@ -0,0 +1,20 @@
+package hamsung.hamsung_project.dto;
+
+
+import hamsung.hamsung_project.entity.Study;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.Setter;
+import lombok.ToString;
+
+@Getter
+@Setter
+@ToString
+@AllArgsConstructor
+public class StudyRankingDto {
+    private Long id;
+    private String title;
+    private Integer score;
+
+
+}
diff --git a/src/main/java/hamsung/hamsung_project/service/StudyService.java b/src/main/java/hamsung/hamsung_project/service/StudyService.java
@@ -3,6 +3,7 @@
 import hamsung.hamsung_project.dto.MyStudyDto;
 import hamsung.hamsung_project.dto.RecruitsRequestsDto;
 import hamsung.hamsung_project.dto.StudyDto;
+import hamsung.hamsung_project.dto.StudyRankingDto;
 import hamsung.hamsung_project.entity.Recruit;
 import hamsung.hamsung_project.entity.Study;
 import hamsung.hamsung_project.repository.RecruitsRepository;
@@ -16,6 +17,7 @@
 import java.time.LocalDate;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
 
 @Service
 public class StudyService {
@@ -105,7 +107,21 @@ else if(target==null){
         return studyDtoList;
     }
 
-
-
+    //스터디 랭킹(스터디 전체 조회)
+    @Transactional
+    public List<StudyRankingDto> showRanking(){
+        List<Study> studyList=studyRepository.findAll();
+//        List<StudyRankingDto> ranking=new ArrayList<>();
+
+        return studyList.stream()
+                .sorted((m1,m2)->Integer.compare(m2.getScore(),m1.getScore()))
+                .limit(10)
+                .map(study->new StudyRankingDto(
+                        study.getId(),
+                        study.getTitle(),
+                        study.getScore()
+                ))
+                .collect(Collectors.toList());
+    }
 
 }