fix: 토큰 갱신 API 로직 수정 (#70)

* feat: 카카오로그인/로그아웃 구현

* feat: 유저 탈퇴 / 유저 세부정보 입력 API 구현

* feat: 유저 탈퇴 / 유저 세부정보 입력 API 구현

* feat: 유저 탈퇴 로직 수정

* chore: 코드 정리

* fix: 토큰 갱신 API 로직 수정

Author: sejineer

src/main/java/com/startingblock/domain/auth/application/AuthService.java

@@ -62,7 +62,8 @@ public AuthRes refresh(final RefreshTokenReq tokenRefreshRequest) {
 
         Token refreshToken = tokenRepository.findByRefreshToken(tokenRefreshRequest.getRefreshToken())
                 .orElseThrow(() -> new DefaultAuthenticationException(ErrorCode.INVALID_AUTHENTICATION));
-        Authentication authentication = customTokenProviderService.getAuthenticationByEmail(refreshToken.getProviderId());
+
+        Authentication authentication = customTokenProviderService.getAuthenticationByProviderId(refreshToken.getProviderId());
 
         //4. refresh token 정보 값을 업데이트 한다.
         //시간 유효성 확인
@@ -102,8 +103,9 @@ private boolean valid(String refreshToken){
         DefaultAssert.isTrue(token.isPresent(), "탈퇴 처리된 회원입니다.");
 
         //3. email 값을 통해 인증값을 불러온다
-        Authentication authentication = customTokenProviderService.getAuthenticationByEmail(token.get().getProviderId());
-        DefaultAssert.isTrue(token.get().getProviderId().equals(authentication.getName()), "사용자 인증에 실패하였습니다.");
+        Authentication authentication = customTokenProviderService.getAuthenticationByProviderId(token.get().getProviderId());
+        UserPrincipal userPrincipal = (UserPrincipal) authentication.getPrincipal();
+        DefaultAssert.isTrue(token.get().getProviderId().equals(userPrincipal.getPassword()), "사용자 인증에 실패하였습니다.");
 
         return true;
     }

src/main/java/com/startingblock/domain/auth/application/CustomTokenProviderService.java

@@ -90,19 +90,25 @@ public Long getUserIdFromToken(String token) {
         return Long.parseLong(claims.getSubject());
     }
 
-    public UsernamePasswordAuthenticationToken getAuthenticationById(String token){
+    public UsernamePasswordAuthenticationToken getAuthenticationById(final String token){
         Long userId = getUserIdFromToken(token);
         UserDetails userDetails = customUserDetailsService.loadUserById(userId);
         UsernamePasswordAuthenticationToken authentication = new UsernamePasswordAuthenticationToken(userDetails, null, userDetails.getAuthorities());
         return authentication;
     }
 
-    public UsernamePasswordAuthenticationToken getAuthenticationByEmail(String email){
+    public UsernamePasswordAuthenticationToken getAuthenticationByEmail(final String email){
         UserDetails userDetails = customUserDetailsService.loadUserByUsername(email);
         UsernamePasswordAuthenticationToken authentication = new UsernamePasswordAuthenticationToken(userDetails, null, userDetails.getAuthorities());
         return authentication;
     }
 
+    public UsernamePasswordAuthenticationToken getAuthenticationByProviderId(final String providerId){
+        UserDetails userDetails = customUserDetailsService.loadUserByProviderId(providerId);
+        UsernamePasswordAuthenticationToken authentication = new UsernamePasswordAuthenticationToken(userDetails, null, userDetails.getAuthorities());
+        return authentication;
+    }
+
     public Long getExpiration(String token) {
         // accessToken 남은 유효시간
         Date expiration = Jwts.parserBuilder().setSigningKey(authConfig.getAuth().getTokenSecret()).build().parseClaimsJws(token).getBody().getExpiration();

src/main/java/com/startingblock/domain/auth/application/CustomUserDetailsService.java

@@ -18,17 +18,17 @@
 
 @RequiredArgsConstructor
 @Service
-public class CustomUserDetailsService implements UserDetailsService{
+public class CustomUserDetailsService implements UserDetailsService {
 
     private final UserRepository userRepository;
 
     @Override
     public UserDetails loadUserByUsername(String email) throws UsernameNotFoundException {
-        
+
         User user = userRepository.findByEmailAndStatus(email, Status.ACTIVE)
                 .orElseThrow(() ->
                         new UsernameNotFoundException("유저 정보를 찾을 수 없습니다.")
-        );
+                );
 
         return UserPrincipal.create(user);
     }
@@ -40,5 +40,13 @@ public UserDetails loadUserById(Long id) {
 
         return UserPrincipal.create(user.get());
     }
-    
+
+    @Transactional
+    public UserDetails loadUserByProviderId(final String providerId) {
+        Optional<User> user = userRepository.findByProviderIdAndStatus(providerId, Status.ACTIVE);
+        DefaultAssert.isOptionalPresent(user);
+
+        return UserPrincipal.create(user.get());
+    }
+
 }