[FEATURE] OAuth 로그인 중, 신규 유저의 봉사자 등록 로직 추가 (#332)

* feat(auth): OAuth 회원가입 로직 추가

- OAuth 사용자를 위한 회원가입 메소드(signUpOAuthUser) 추가
- 기존 로컬 사용자 회원가입 메소드 이름을 signUpLocalUser로 변경
- OAuth 등록자(OAuthInfoRegistrar) 및 관련 로직 연동

* refactor(auth): OAuth 유저 등록 로직 리팩토링

- `registerOAuthUser` 메서드 제거 및 `SignUpUseCase`로 대체
- `RegisterUserUseCase`와 `OAuthInfoRegistrar` 종속성 제거
- OAuth 유저 등록과 관련된 책임을 `SignUpUseCase`로 위임

Author: m-a-king

src/main/java/com/somemore/global/auth/oauth/processor/OAuthUserProcessorImpl.java

@@ -4,29 +4,23 @@
 import com.somemore.global.auth.oauth.converter.OAuthResponseConverter;
 import com.somemore.global.auth.oauth.domain.CommonOAuthInfo;
 import com.somemore.global.auth.oauth.domain.CustomOAuth2User;
-import com.somemore.global.auth.oauth.registrar.OAuthInfoRegistrar;
 import com.somemore.global.auth.oauth.service.OAuthInfoQueryService;
-import com.somemore.user.domain.User;
-import com.somemore.user.domain.UserRole;
-import com.somemore.user.usecase.RegisterUserUseCase;
+import com.somemore.global.auth.sign.up.SignUpUseCase;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
-import org.springframework.transaction.annotation.Transactional;
 
 import java.util.UUID;
 
 @Slf4j
 @Service
 @RequiredArgsConstructor
-@Transactional
 public class OAuthUserProcessorImpl implements OAuthUserProcessor {
 
     private final OAuthResponseConverter oauthResponseConverter;
     private final OAuthInfoChecker oauthInfoChecker;
-    private final OAuthInfoRegistrar oauthInfoRegistrar;
-    private final RegisterUserUseCase registerUserUseCase;
     private final OAuthInfoQueryService oAuthInfoQueryService;
+    private final SignUpUseCase signUpUseCase;
 
     @Override
     public UUID fetchUserIdByOAuthUser(CustomOAuth2User oauthUser) {
@@ -36,29 +30,12 @@ public UUID fetchUserIdByOAuthUser(CustomOAuth2User oauthUser) {
 
     private UUID findUserIdByOAuthInfo(CommonOAuthInfo oauthInfo) {
         if (isNewUser(oauthInfo)) {
-            User user = registerOAuthUser(oauthInfo);
-            return user.getId();
+            signUpUseCase.signUpOAuthUser(oauthInfo);
         }
         return oAuthInfoQueryService.getUserIdByCommonOAuthInfo(oauthInfo);
     }
 
-    private User registerOAuthUser(CommonOAuthInfo oauthInfo) {
-        User user = registerUser(oauthInfo);
-        registerOAuthInfo(user, oauthInfo);
-        // TODO 봉사자 등록 이벤트 발행
-
-        return user;
-    }
-
     private boolean isNewUser(CommonOAuthInfo oauthInfo) {
         return !oauthInfoChecker.doesUserExist(oauthInfo.provider(), oauthInfo.oauthId());
     }
-
-    private User registerUser(CommonOAuthInfo oauthInfo) {
-        return registerUserUseCase.registerOAuthUser(oauthInfo, UserRole.getOAuthUserDefaultRole());
-    }
-
-    private void registerOAuthInfo(User user, CommonOAuthInfo oauthInfo) {
-        oauthInfoRegistrar.register(user, oauthInfo);
-    }
 }

src/main/java/com/somemore/global/auth/sign/up/SignUpController.java

@@ -20,7 +20,7 @@ public class SignUpController {
     public ApiResponse<String> signUp(
             @RequestBody SignUpRequestDto signUpRequestDto
     ) {
-        signUpUseCase.signUp(signUpRequestDto);
+        signUpUseCase.signUpLocalUser(signUpRequestDto);
 
         return ApiResponse.ok("회원가입 되었습니다");
     }

src/main/java/com/somemore/global/auth/sign/up/SignUpService.java

@@ -1,6 +1,8 @@
 package com.somemore.global.auth.sign.up;
 
 import com.somemore.center.usecase.NEWRegisterCenterUseCase;
+import com.somemore.global.auth.oauth.domain.CommonOAuthInfo;
+import com.somemore.global.auth.oauth.registrar.OAuthInfoRegistrar;
 import com.somemore.user.domain.User;
 import com.somemore.user.domain.UserRole;
 import com.somemore.user.dto.UserAuthInfo;
@@ -18,17 +20,26 @@
 public class SignUpService implements SignUpUseCase {
 
     private final RegisterUserService registerUserUseCase;
+    private final OAuthInfoRegistrar oauthInfoRegistrar;
     private final NEWRegisterVolunteerUseCase NEWRegisterVolunteerUseCase;
     private final NEWRegisterCenterUseCase NEWRegisterCenterUseCase;
 
     @Override
-    public void signUp(SignUpRequestDto signUpRequestDto) {
+    public void signUpLocalUser(SignUpRequestDto signUpRequestDto) {
         User user = registerUserUseCase.registerLocalUser(
                 UserAuthInfo.of(signUpRequestDto.accountId(), signUpRequestDto.accountPassword()),
                 UserRole.from(signUpRequestDto.userRole()));
 
         // TODO 회원가입 이벤트 발행으로 변경 (봉사자 혹은 기관 등록)
-        // 임시 로직
+        registerVolunteerOrCenter(user);
+    }
+
+    @Override
+    public void signUpOAuthUser(CommonOAuthInfo oAuthInfo) {
+        User user = registerUserUseCase.registerOAuthUser(
+                oAuthInfo, UserRole.getOAuthUserDefaultRole());
+
+        oauthInfoRegistrar.register(user, oAuthInfo);
         registerVolunteerOrCenter(user);
     }
 

src/main/java/com/somemore/global/auth/sign/up/SignUpUseCase.java

@@ -1,6 +1,10 @@
 package com.somemore.global.auth.sign.up;
 
+import com.somemore.global.auth.oauth.domain.CommonOAuthInfo;
+
 public interface SignUpUseCase {
 
-    void signUp(SignUpRequestDto signUpRequestDto);
+    void signUpLocalUser(SignUpRequestDto signUpRequestDto);
+
+    void signUpOAuthUser(CommonOAuthInfo oAuthInfo);
 }