feat kookmin-sw#2 - 네이버, 카카오 로그인을 모두 지원하도록 Response 작성

- OAuth2Response
oauth2의 카카오와 네이버 response를 추상화하기 위해 OAuth2Response 추상 클래스 구현
팩토리 메서드 of에 분기 처리 로직 구현
id, email, nickname을 가져올 수 있도록 추상 메서드 구현

- KakaoOAuth2Response
record -> class 변경 (상속 기능을 사용하기 위함)

src/main/java/org/capstone/maru/repository/MemberAccountRepository.java

@@ -1,11 +1,8 @@
 package org.capstone.maru.repository;
 
-import java.util.Optional;
 import org.capstone.maru.domain.MemberAccount;
-import org.capstone.maru.dto.SocialType;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface MemberAccountRepository extends JpaRepository<MemberAccount, String> {
 
-    Optional<MemberAccount> findBySocialTypeAndSocialId(SocialType socialType, String id);
 }

src/main/java/org/capstone/maru/security/KakaoOAuth2Response.java

@@ -1,21 +1,23 @@
-package org.capstone.maru.dto.security;
+package org.capstone.maru.security;
 
 import java.time.LocalDateTime;
 import java.time.ZoneId;
 import java.time.format.DateTimeFormatter;
 import java.util.Map;
+import lombok.Getter;
 
 /**
  * https://developers.kakao.com/docs/latest/ko/kakaologin/rest-api#req-user-info 카카오로부터 사용자 정보를 불러올
  * 때 카카오에서 응답 메시지 형식을 맞춘 것이다. 자세한 내용은 위 링크를 참조
  */
 @SuppressWarnings("unchecked")
-public record KakaoOAuth2Response(
-    Long id,
-    LocalDateTime connectedAt,
-    Map<String, Object> properties,
-    KakaoAccount kakaoAccount
-) {
+@Getter
+public class KakaoOAuth2Response extends OAuth2Response {
+
+    private final Long id;
+    private final LocalDateTime connectedAt;
+    private final Map<String, Object> properties;
+    private final KakaoAccount kakaoAccount;
 
     public record KakaoAccount(
         Boolean profileNicknameNeedsAgreement,
@@ -51,6 +53,14 @@ public String nickname() {
         }
     }
 
+    private KakaoOAuth2Response(Long id, LocalDateTime connectedAt, Map<String, Object> properties,
+        KakaoAccount kakaoAccount) {
+        this.id = id;
+        this.connectedAt = connectedAt;
+        this.properties = properties;
+        this.kakaoAccount = kakaoAccount;
+    }
+
     public static KakaoOAuth2Response from(Map<String, Object> attributes) {
         return new KakaoOAuth2Response(
             Long.valueOf(String.valueOf(attributes.get("id"))),
@@ -63,11 +73,21 @@ public static KakaoOAuth2Response from(Map<String, Object> attributes) {
         );
     }
 
+    // -- OAuth2Response abstract method 구현 -- //
+
+
+    @Override
+    public String id() {
+        return String.valueOf(this.id);
+    }
+
+    @Override
     public String email() {
-        return this.kakaoAccount().email();
+        return this.getKakaoAccount().email();
     }
 
+    @Override
     public String nickname() {
-        return this.kakaoAccount().nickname();
+        return this.getKakaoAccount().nickname();
     }
 }

src/main/java/org/capstone/maru/security/OAuth2Response.java

@@ -1,42 +1,44 @@
 package org.capstone.maru.security;
 
 import java.util.Map;
-import lombok.Builder;
 import lombok.Getter;
-import org.capstone.maru.domain.MemberAccount;
 import org.capstone.maru.security.constant.SocialType;
+import org.springframework.security.oauth2.core.OAuth2AuthenticationException;
 
 @Getter
-public abstract class OAuthAttributes {
+public abstract class OAuth2Response {
 
     /**
      * SocialType에 맞는 메소드 호출하여 OAuthAttributes 객체 반환 파라미터 : userNameAttributeName -> OAuth2 로그인 시
      * 키(PK)가 되는 값 / attributes : OAuth 서비스의 유저 정보들 소셜별 of 메소드(ofGoogle, ofKaKao, ofNaver)들은 각각 소셜
      * 로그인 API에서 제공하는 회원의 식별값(id), attributes, nameAttributeKey를 저장 후 build
      */
-    public static OAuthAttributes of(
+    public static OAuth2Response of(
         SocialType socialType,
         Map<String, Object> attributes
-    ) {
+    ) throws OAuth2AuthenticationException {
         switch (socialType) {
             case KAKAO -> {
-                ofKakao(attributes);
+                return ofKakao(attributes);
             }
             case NAVER -> {
-                ofNaver(attributes);
+                return ofNaver(attributes);
             }
-            default -> throw new IllegalStateException("Unexpected value: " + socialType);
+            default ->
+                throw new OAuth2AuthenticationException("Unexpected socialType: " + socialType);
         }
     }
 
-    private static OAuthAttributes ofKakao(Map<String, Object> attributes) {
-        return null;
+    private static OAuth2Response ofKakao(Map<String, Object> attributes) {
+        return KakaoOAuth2Response.from(attributes);
     }
 
-    public static OAuthAttributes ofNaver(Map<String, Object> attributes) {
+    public static OAuth2Response ofNaver(Map<String, Object> attributes) {
         return null;
     }
 
+    public abstract String id();
+
     public abstract String email();
 
     public abstract String nickname();