feat, refactor: ListEntity 관련 전체 리팩터링 및 관련도순 정렬 기능 추가

src/main/java/com/listywave/auth/application/domain/JwtManager.java

@@ -15,6 +15,7 @@ public class JwtManager {
 
     private static final SecretKey key = Jwts.SIG.HS256.key().build();
     private static final Long ACCESS_TOKEN_VALID_MILLISECOND = HOURS.toMillis(8);
+    private static final String PREFIX = "Bearer ";
 
     public String createToken(Long userId) {
         Date now = new Date();
@@ -30,10 +31,10 @@ public String createToken(Long userId) {
     }
 
     public Long read(String token) {
-        if (token.isBlank() || !token.startsWith("Bearer ")) {
+        if (token.isBlank() || !token.startsWith(PREFIX)) {
             throw new CustomException(REQUIRED_ACCESS_TOKEN);
         }
-        token = token.substring(7);
+        token = token.substring(PREFIX.length());
 
         String subject = Jwts.parser()
                 .verifyWith(key)

src/main/java/com/listywave/collaborator/application/domain/Collaborator.java

@@ -1,15 +1,16 @@
 package com.listywave.collaborator.application.domain;
 
-import com.listywave.list.application.domain.ListEntity;
+import static jakarta.persistence.FetchType.LAZY;
+import static jakarta.persistence.GenerationType.IDENTITY;
+import static lombok.AccessLevel.PROTECTED;
+
+import com.listywave.list.application.domain.list.ListEntity;
 import com.listywave.user.application.domain.User;
 import jakarta.persistence.Entity;
-import jakarta.persistence.FetchType;
 import jakarta.persistence.GeneratedValue;
-import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.ManyToOne;
-import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Getter;
@@ -19,26 +20,23 @@
 @Getter
 @Builder
 @AllArgsConstructor
-@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@NoArgsConstructor(access = PROTECTED)
 public class Collaborator {
 
     @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @GeneratedValue(strategy = IDENTITY)
     private Long id;
 
-    @ManyToOne(fetch = FetchType.LAZY)
+    @ManyToOne(fetch = LAZY)
     @JoinColumn(name = "user_id")
     private User user;
 
-    @ManyToOne(fetch = FetchType.LAZY)
+    @ManyToOne(fetch = LAZY)
     @JoinColumn(name = "list_id")
     private ListEntity list;
 
-    public static Collaborator createCollaborator(User user, ListEntity list) {
-        return Collaborator.builder()
-                .user(user)
-                .list(list)
-                .build();
+    public static Collaborator init(User user, ListEntity list) {
+        return new Collaborator(null, user, list);
     }
 
     public String getUserNickname() {

src/main/java/com/listywave/collaborator/application/domain/Collaborators.java

@@ -0,0 +1,29 @@
+package com.listywave.collaborator.application.domain;
+
+import static com.listywave.common.exception.ErrorCode.DUPLICATE_USER;
+
+import com.listywave.common.exception.CustomException;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+public class Collaborators {
+
+    private final List<Collaborator> collaborators;
+
+    public Collaborators(List<Collaborator> collaborators) {
+        this.collaborators = new ArrayList<>(collaborators);
+    }
+
+    public static void validateDuplicateCollaboratorIds(List<Long> collaboratorIds) {
+        Set<Long> uniqueIds = new HashSet<>(collaboratorIds);
+        if (collaboratorIds.size() != uniqueIds.size()) {
+            throw new CustomException(DUPLICATE_USER, "중복된 콜라보레이터를 선택할 수 없습니다.");
+        }
+    }
+
+    public List<Collaborator> getCollaborators() {
+        return new ArrayList<>(collaborators);
+    }
+}

src/main/java/com/listywave/collaborator/repository/CollaboratorRepository.java

@@ -1,15 +1,15 @@
 package com.listywave.collaborator.repository;
 
 import com.listywave.collaborator.application.domain.Collaborator;
-import com.listywave.list.application.domain.ListEntity;
+import com.listywave.list.application.domain.list.ListEntity;
 import java.util.List;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
 
 public interface CollaboratorRepository extends JpaRepository<Collaborator, Long> {
 
-    List<Collaborator> findAllByListId(Long listId);
-
+    List<Collaborator> findAllByList(ListEntity list);
+    
     @Query("select c from Collaborator c join fetch c.list l where c.user.id =:userId")
     List<Collaborator> findAllByUserId(Long userId);
 

src/main/java/com/listywave/collection/application/domain/Collect.java

@@ -1,16 +1,17 @@
 package com.listywave.collection.application.domain;
 
-import com.listywave.list.application.domain.ListEntity;
+import static jakarta.persistence.FetchType.LAZY;
+import static jakarta.persistence.GenerationType.IDENTITY;
+import static lombok.AccessLevel.PROTECTED;
+
+import com.listywave.list.application.domain.list.ListEntity;
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
-import jakarta.persistence.FetchType;
 import jakarta.persistence.GeneratedValue;
-import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.ManyToOne;
 import jakarta.persistence.Table;
-import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
@@ -19,15 +20,15 @@
 @Getter
 @AllArgsConstructor
 @Table(name = "collection")
-@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@NoArgsConstructor(access = PROTECTED)
 public class Collect {
 
     @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @GeneratedValue(strategy = IDENTITY)
     private Long id;
 
+    @ManyToOne(fetch = LAZY)
     @JoinColumn(name = "list_id")
-    @ManyToOne(fetch = FetchType.LAZY)
     private ListEntity list;
 
     @Column(name = "user_id", nullable = false)

src/main/java/com/listywave/collection/application/service/CollectionService.java

@@ -5,7 +5,7 @@
 import com.listywave.collection.repository.CollectionRepository;
 import com.listywave.common.exception.CustomException;
 import com.listywave.common.exception.ErrorCode;
-import com.listywave.list.application.domain.ListEntity;
+import com.listywave.list.application.domain.list.ListEntity;
 import com.listywave.list.repository.list.ListRepository;
 import com.listywave.user.application.domain.User;
 import com.listywave.user.repository.user.UserRepository;

src/main/java/com/listywave/collection/repository/CollectionRepository.java

@@ -1,7 +1,7 @@
 package com.listywave.collection.repository;
 
 import com.listywave.collection.application.domain.Collect;
-import com.listywave.list.application.domain.ListEntity;
+import com.listywave.list.application.domain.list.ListEntity;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface CollectionRepository extends JpaRepository<Collect, Long> {

src/main/java/com/listywave/common/BaseEntity.java

@@ -1,11 +1,14 @@
 package com.listywave.common;
 
+import static jakarta.persistence.GenerationType.IDENTITY;
+import static jakarta.persistence.TemporalType.TIMESTAMP;
+
 import jakarta.persistence.Column;
 import jakarta.persistence.EntityListeners;
 import jakarta.persistence.GeneratedValue;
-import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import jakarta.persistence.MappedSuperclass;
+import jakarta.persistence.Temporal;
 import java.time.LocalDateTime;
 import lombok.Getter;
 import org.springframework.data.annotation.CreatedDate;
@@ -18,13 +21,15 @@
 public class BaseEntity {
 
     @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
-    protected Long id;
+    @GeneratedValue(strategy = IDENTITY)
+    private Long id;
 
     @CreatedDate
     @Column(updatable = false)
-    protected LocalDateTime createdDate;
+    @Temporal(TIMESTAMP)
+    private LocalDateTime createdDate;
 
     @LastModifiedDate
-    protected LocalDateTime updatedDate;
+    @Temporal(TIMESTAMP)
+    private LocalDateTime updatedDate;
 }

src/main/java/com/listywave/image/application/service/ImageService.java

@@ -20,8 +20,8 @@
 import com.listywave.image.application.dto.ExtensionRanks;
 import com.listywave.image.application.dto.response.ItemPresignedUrlResponse;
 import com.listywave.image.application.dto.response.UserPresignedUrlResponse;
-import com.listywave.list.application.domain.Item;
-import com.listywave.list.application.domain.ListEntity;
+import com.listywave.list.application.domain.item.Item;
+import com.listywave.list.application.domain.list.ListEntity;
 import com.listywave.list.repository.ItemRepository;
 import com.listywave.list.repository.list.ListRepository;
 import com.listywave.user.application.domain.User;