fix :트랜잭션 설정

Author: yhj0214

api/src/main/java/com/mbtips/domain/addition/service/AdditionService.java

@@ -17,6 +17,7 @@
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -30,6 +31,7 @@ public class AdditionService {
     public final ConversationService conversationService;
     public final MessageService messageService;
     public final VirtualFriendService virtualFriendService;
+
     public String requestConversationTips(Long virtualFriendId) {
         VirtualFriendInfoResponse virtualFriend = virtualFriendService.findFriendInfoById(virtualFriendId);
 

api/src/main/java/com/mbtips/domain/fastfriend/service/FastFriendService.java

@@ -26,10 +26,7 @@ public class FastFriendService {
     private final ClovaApiFeignClient clovaApiFeignClient;
     private final ClovaApiKeyProvider clovaApiKeyProvider;
     private final MessageManager messageManager;
-    /**
-     * to-do
-     * - 가상친구생성api 호출 로직 작성
-     */
+
     public Long createFastFriend(FastFriendRequest fastFriendRequest) {
         FastFriend friend = fastFriendRequest.toEntity(fastFriendRequest);
         FastFriend saveFriend =  fastFriendRepository.save(friend);

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

@@ -16,6 +16,7 @@
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -31,6 +32,7 @@ public class VirtualFriendService {
     private final InterestRepository interestRepository;
     private final ConversationRepository conversationRepository;
 
+    @Transactional(readOnly = true)
     public List<VirtualFriendResponse> getVirtualFriendsByUserId(User user) {
         List<Object[]> friends = virtualFriendRepository.findVirtualFriendAndConversation(user.getUserId());
 
@@ -42,6 +44,7 @@ public List<VirtualFriendResponse> getVirtualFriendsByUserId(User user) {
                 .collect(Collectors.toList());
     }
 
+    @Transactional
     public VirtualFriendResponse createVirtualFriend(VirtualFriendRequest req, User user) {
 
         VirtualFriend virtualFriend = VirtualFriend.builder()
@@ -68,6 +71,8 @@ public VirtualFriendResponse createVirtualFriend(VirtualFriendRequest req, User
         return VirtualFriendResponse.from(saveVirtualFriend, conversation.getConversationId());
     }
 
+
+    @Transactional
     public void deleteVirtualFriend(Long virtualFriendId, User user) {
 
         VirtualFriend virtualFriend = virtualFriendRepository.findById(virtualFriendId);
@@ -79,6 +84,7 @@ public void deleteVirtualFriend(Long virtualFriendId, User user) {
     }
 
 
+    @Transactional(readOnly = true)
     public VirtualFriendInfoResponse findFriendInfoById(Long virtualFriendId) {
         VirtualFriend virtualFriend = virtualFriendRepository.findById(virtualFriendId);
         List<String> interest = interestRepository.findTopicsByVirtualFriendId(virtualFriendId);
@@ -87,6 +93,7 @@ public VirtualFriendInfoResponse findFriendInfoById(Long virtualFriendId) {
         return result;
     }
 
+    @Transactional
     public VirtualFriendInfoResponse updateVirtualFriend(Long virtualFriendId, VirtualFriendRequest req, User user) {
         VirtualFriend virtualFriend = VirtualFriend.builder()
                 .user(user)