refactor: 레포지토리에 있던 addBadge를 도메인기능으로 옮김

- 하나의 애그리거트에 대해서 도메인레포지토리를 가짐
- 도메인을 다시 저장할 때 1차 캐시에 의해 save&update됨
- 그래서 Member의 save기능을 사용
- addBadge와 관련된 기능(회원가입시분야뱃지등록, 뱃지달기) 수정

modules/domain/src/main/java/com/whoz_in/domain/member/MemberRepository.java

@@ -30,6 +30,5 @@ default Member getByMemberId(MemberId id){
   default Member getBySocialId(String socialId){
     return findBySocialId(socialId).orElseThrow(NoMemberException::new);
   }
-  void addBadge(MemberId memberId, BadgeId badgeId);
   void changeBadgeShowOrHide(MemberId memberId, BadgeId badgeId);
 }

modules/domain/src/main/java/com/whoz_in/domain/member/model/Member.java

@@ -101,4 +101,11 @@ public void changeBadgeShowOrHide(BadgeId badgeId) {
     public Optional<IsBadgeShown> getBadgeStatus(BadgeId badgeId) {
         return Optional.ofNullable(this.badges.get(badgeId));
     }
+
+    public void addBadge(BadgeId badgeId) {
+        if (!badges.containsKey(badgeId)) {
+            badges.put(badgeId, IsBadgeShown.Y);
+            this.register(new MemberBadgeAdded(this.getId(), this.badges));
+        }
+    }
 }

modules/infrastructure/domain-jpa/src/main/java/com/whoz_in/domain_jpa/member/MemberJpaRepository.java

@@ -23,11 +23,6 @@ public class MemberJpaRepository implements MemberRepository {
   private final BadgeConverter badgeConverter;
   private final BadgeEntityRepository badgeRepo;
 
-  @Override
-  public void addBadge(MemberId memberId, BadgeId badgeId) {
-    badgeMemberRepo.save(new BadgeMemberEntity(memberId.id(),badgeId.id()));
-  }
-
   @Override
   public void save(Member member) {
     MemberEntity memberEntity = memberConverter.from(member);

modules/main-api/src/main/java/com/whoz_in/main_api/command/badge/application/BadgeAttachHandler.java

@@ -20,7 +20,7 @@ public class BadgeAttachHandler implements CommandHandler<BadgeAttach, Void> {
     @Override
     public Void handle(BadgeAttach req) {
         Member member = repository.findByMemberId(new MemberId(req.memberId())).orElseThrow();
-        repository.addBadge(new MemberId(req.memberId()),new BadgeId(req.badgeId()));
+        member.addBadge(new BadgeId(req.badgeId()));
         eventBus.publish(member.pullDomainEvents());
         return null;
     }

modules/main-api/src/main/java/com/whoz_in/main_api/command/member/application/CreateBadgeOnMemberCreated.java

@@ -27,7 +27,7 @@ public Void handleMemberCreatedEvent(MemberCreated event) {
         Member member = event.getMember();
         String position = member.getMainPosition().getPosition();
         Badge badge = badgeRepo.findByName(position).orElseThrow(()-> new NotFoundBadgeException());
-        memberRepo.addBadge(member.getId(),badge.getId());
+        member.addBadge(badge.getId());
         eventBus.publish(member.pullDomainEvents());
         return null;
     }