fix : fastfriend생성 에러 수정

Author: yhj0214

api/src/main/java/com/mbtips/domain/fastfriend/controller/FastFriendController.java

@@ -30,8 +30,7 @@ public class FastFriendController {
     @Operation(summary = "빠른대화 생성", description = "빠른 대화 생성을 요청한 후 가상친구Id를 반환받습니다.")
     public ApiResponse<Long> createFastFriendRequest(@Valid @RequestBody FastFriendRequest fastFriendRequest){
         VirtualFriendRequest request = VirtualFriendRequest.from(fastFriendRequest);
-        User user = new User("admin");
-        VirtualFriendResponse result = virtualFriendService.createVirtualFriend(request, user, "fast");
+        VirtualFriendResponse result = virtualFriendService.createVirtualFriend(request, null, "fast");
         Long fastFriendId = result.virtualFriendId();
         return ApiResponse.success(fastFriendId);
     }

api/src/main/java/com/mbtips/domain/virtualfriend/VirtualFriendService.java

@@ -12,6 +12,7 @@
 import com.mbtips.domain.virtualfriend.response.VirtualFriendInfoResponse;
 import com.mbtips.domain.virtualfriend.response.VirtualFriendResponse;
 import com.mbtips.message.interfaces.MessageRepository;
+import com.mbtips.user.interfaces.UserRepository;
 import com.mbtips.virtualfriend.entity.InterestEntity;
 import com.mbtips.virtualfriend.entity.VirtualFriendEntity;
 import com.mbtips.virtualfriend.interfaces.InterestRepository;
@@ -35,6 +36,7 @@ public class VirtualFriendService {
     private final InterestRepository interestRepository;
     private final ConversationRepository conversationRepository;
     private final MessageRepository messageRepository;
+    private final UserRepository userRepository;
 
     @Transactional(readOnly = true)
     public List<VirtualFriendResponse> getVirtualFriendsByUserId(User user) {
@@ -51,6 +53,8 @@ public List<VirtualFriendResponse> getVirtualFriendsByUserId(User user) {
     @Transactional
     public VirtualFriendResponse createVirtualFriend(VirtualFriendRequest req, User user, String type) {
 
+        if(type.equals("fast")) user = userRepository.getReferenceById("admin");
+
         VirtualFriend virtualFriend = VirtualFriend.builder()
                 .user(user)
                 .name(req.friendName())

api/src/main/java/com/mbtips/message/application/service/MessageService.java

@@ -6,11 +6,13 @@
 import com.mbtips.message.interfaces.MessageRepository;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.util.List;
 
 @Service
 @RequiredArgsConstructor
+@Transactional
 public class MessageService {
 
     private final MessageRepository messageRepository;

repository/src/main/java/com/mbtips/user/interfaces/UserRepository.java

@@ -13,4 +13,6 @@ public interface UserRepository {
     Optional<User> findById(String userId);
 
     void delete(String userId);
+
+    User getReferenceById(String admin);
 }

repository/src/main/java/com/mbtips/user/repository/impl/UserRepositoryImpl.java

@@ -29,4 +29,9 @@ public Optional<User> findById(String userId) {
     public void delete(String userId) {
         userJpaRepository.deleteById(userId);
     }
+
+    @Override
+    public User getReferenceById(String admin) {
+        return userJpaRepository.getReferenceById(admin).toDomain();
+    }
 }