Merge pull request #118 from lemonssoju/feature/103-getGroupList

[feature/103-getGroupList] 그룹 목록 조회 API 구현

Author: JoongHyun-Kim

src/main/java/com/lesso/neverland/group/application/GroupService.java

@@ -22,7 +22,9 @@
 
 import java.io.IOException;
 import java.time.LocalDate;
+import java.time.ZoneId;
 import java.time.format.DateTimeFormatter;
+import java.time.temporal.ChronoUnit;
 import java.util.*;
 import java.util.stream.Collectors;
 
@@ -47,13 +49,24 @@ public BaseResponse<GroupListResponse> getGroupList() {
         User user = userRepository.findById(userService.getUserIdxWithValidation()).orElseThrow(() -> new BaseException(INVALID_USER_IDX));
         List<Team> groupList = groupRepository.findByAdminAndStatusEquals(user, ACTIVE);
         List<GroupListDto> groupListDto = groupList.stream()
-                .map(group -> new GroupListDto(
-                        group.getTeamIdx(),
-                        group.getTeamImage(),
-                        group.getName())).collect(Collectors.toList());
+                .map(group -> {
+                    String startYear = group.getStartDate().format(DateTimeFormatter.ofPattern("yyyy"));
+                    return new GroupListDto(group.getTeamIdx(), group.getTeamImage(), startYear, group.getName(),
+                            group.getUserTeams().size(), group.getAdmin().getProfile().getNickname(), calculateRecentUpdate(group));
+                }).collect(Collectors.toList());
         return new BaseResponse<>(new GroupListResponse(groupListDto));
     }
 
+    private String calculateRecentUpdate(Team group) {
+        Puzzle recentPuzzle = puzzleRepository.findTopByTeamAndStatusEqualsOrderByCreatedDateDesc(group, ACTIVE);
+
+        LocalDate today = LocalDate.now(ZoneId.of("Asia/Seoul"));
+        LocalDate puzzleCreatedDate = recentPuzzle.getCreatedDate();
+        long daysBetween = ChronoUnit.DAYS.between(puzzleCreatedDate, today);
+
+        return daysBetween + "일 전";
+    }
+
     // 그룹 퍼즐 목록 조회
     public BaseResponse<GroupPuzzleListResponse> getGroupPuzzleList(Long groupIdx) {
         User user = userRepository.findById(userService.getUserIdxWithValidation()).orElseThrow(() -> new BaseException(INVALID_USER_IDX));

src/main/java/com/lesso/neverland/group/domain/Team.java

@@ -10,7 +10,7 @@
 import lombok.NoArgsConstructor;
 import org.hibernate.annotations.DynamicInsert;
 
-import java.time.LocalDate;
+import java.time.YearMonth;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -37,7 +37,7 @@ public class Team extends BaseEntity {
     private String teamImage;
 
     @Column(nullable = false)
-    private LocalDate startDate;
+    private YearMonth startDate;
 
     @OneToMany(mappedBy = "team")
     private List<UserTeam> userTeams = new ArrayList<>();

src/main/java/com/lesso/neverland/group/dto/GroupListDto.java

@@ -2,4 +2,8 @@
 
 public record GroupListDto(Long groupIdx,
                            String groupImage,
-                           String name) {}
+                           String startYear,
+                           String name,
+                           Integer memberCount,
+                           String admin,
+                           String recentUpdate) {}

src/main/java/com/lesso/neverland/puzzle/repository/PuzzleRepository.java

@@ -11,6 +11,7 @@
 
 public interface PuzzleRepository extends JpaRepository<Puzzle, Long> {
     List<Puzzle> findByTeamAndStatusEqualsOrderByCreatedDateDesc(Team group, String status);
+    Puzzle findTopByTeamAndStatusEqualsOrderByCreatedDateDesc(Team group, String status);
     List<Puzzle> findByTeamAndStatusEquals(Team group, String status);
     List<Puzzle> findByUserAndStatusEquals(User user, String status);
     @Query("SELECT p FROM Puzzle p WHERE p.title LIKE CONCAT('%', :keyword, '%') OR p.content LIKE CONCAT('%', :keyword, '%')")