Merge pull request #182 from Funssion-SWM/user

fix: 일반로그인계정으로 구글로그인 시 failure handler 동작하게 수정

src/main/java/Funssion/Inforum/access_handler/OAuthAuthenticationFailureHandler.java

@@ -0,0 +1,34 @@
+package Funssion.Inforum.access_handler;
+
+import Funssion.Inforum.common.dto.IsSuccessResponseDto;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import org.springframework.security.core.AuthenticationException;
+import org.springframework.security.web.authentication.AuthenticationFailureHandler;
+import org.springframework.stereotype.Component;
+
+import java.io.IOException;
+@Component
+public class OAuthAuthenticationFailureHandler implements AuthenticationFailureHandler {
+    @Override
+    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response, AuthenticationException exception) throws IOException, ServletException {
+        makeFailureResponseBody(response);
+    }
+    private void makeFailureResponseBody(HttpServletResponse response) throws IOException {
+        String failureResponse = convertFailureObjectToString();
+        response.setStatus(response.SC_UNAUTHORIZED);
+        response.setContentType("application/json");
+        response.setCharacterEncoding("utf-8");
+        response.getWriter().write(failureResponse);
+    }
+
+    private String convertFailureObjectToString() throws JsonProcessingException {
+        ObjectMapper objectMapper = new ObjectMapper();
+        IsSuccessResponseDto isSuccessResponseDto = new IsSuccessResponseDto(false, "같은 이메일의 일반 로그인 계정이 존재합니다.");
+        String successResponse = objectMapper.writeValueAsString(isSuccessResponseDto);
+        return successResponse;
+    }
+}

src/main/java/Funssion/Inforum/config/SecurityConfig.java

@@ -1,9 +1,6 @@
 package Funssion.Inforum.config;
 
-import Funssion.Inforum.access_handler.AuthenticationSuccessHandler;
-import Funssion.Inforum.access_handler.JwtAccessDeniedHandler;
-import Funssion.Inforum.access_handler.JwtAuthenticationEntryPoint;
-import Funssion.Inforum.access_handler.NonSocialLoginFailureHandler;
+import Funssion.Inforum.access_handler.*;
 import Funssion.Inforum.domain.member.service.OAuthService;
 import Funssion.Inforum.jwt.JwtSecurityConfig;
 import Funssion.Inforum.jwt.TokenProvider;
@@ -42,6 +39,7 @@ public class SecurityConfig {
     private final ClientRegistrationRepository clientRegistrationRepository;
     private final OAuthService oAuthService;
     private final AuthenticationSuccessHandler authenticationSuccessHandler;
+    private final OAuthAuthenticationFailureHandler oAuthAuthenticationFailureHandler;
     @Value("${jwt.domain}") private String domain;
 
 
@@ -111,7 +109,8 @@ public SecurityFilterChain filterChain(HttpSecurity httpSecurity) throws Excepti
                 .oauth2Login(oauth2 -> oauth2
                         .clientRegistrationRepository(clientRegistrationRepository)
                         .userInfoEndpoint(it -> it.userService(oAuthService))
-                        .successHandler(authenticationSuccessHandler))
+                        .successHandler(authenticationSuccessHandler)
+                        .failureHandler(oAuthAuthenticationFailureHandler))
                 .formLogin((formLogin) -> formLogin
                         .loginProcessingUrl("/users/login")
                         .failureHandler(nonSocialLoginFailureHandler)