[FIX] 회원가입시 2단계 정보 입력 시 역직렬화, 인증정보 조회 문제 해결

Author: WithFortuna

src/main/java/com/example/whiplash/auth/controller/AuthController.java

@@ -2,20 +2,24 @@
 
 import com.example.whiplash.apiPayload.ApiResponse;
 import com.example.whiplash.auth.service.AuthService;
+import com.example.whiplash.config.security.UserPrincipal;
 import com.example.whiplash.user.web.dto.request.LoginRequestDTO;
 import com.example.whiplash.user.web.dto.request.ProfileRegisterDTO;
 import com.example.whiplash.user.web.dto.request.TokenRefreshRequestDTO;
 import com.example.whiplash.user.web.dto.response.TokenResponseDTO;
 import com.example.whiplash.user.web.dto.request.UserCreateDTO;
 import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.core.Authentication;
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.security.core.userdetails.User;
 import org.springframework.web.bind.annotation.*;
 
+@Slf4j
 @RestController
 @RequiredArgsConstructor
 @RequestMapping("/api/auth")
@@ -60,9 +64,9 @@ public ResponseEntity<ApiResponse<TokenResponseDTO>> refresh(@Valid @RequestBody
     }
 
     @PostMapping("/complete-registration")
-    public ApiResponse<?> completeRegistration(@AuthenticationPrincipal User user,
+    public ApiResponse<?> completeRegistration(@AuthenticationPrincipal UserPrincipal userPrincipal,
         @Valid @RequestBody ProfileRegisterDTO request) {
 
-        return ApiResponse.onSuccess(authService.completeRegistration(user.getUsername(), request));
+        return ApiResponse.onSuccess(authService.completeRegistration(userPrincipal.getUsername(), request));
     }
 }

src/main/java/com/example/whiplash/user/web/dto/request/ProfileRegisterDTO.java

@@ -6,13 +6,17 @@
 import com.example.whiplash.user.domain.profile.InvestmentLevel;
 import com.example.whiplash.user.domain.profile.RiskTolerance;
 import jakarta.validation.constraints.NotNull;
+import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import java.util.List;
 
 @Builder
 @Getter
+@NoArgsConstructor
+@AllArgsConstructor
 public class ProfileRegisterDTO {
     @NotNull(message = "연령대는 필수입니다")
     private AgeRange ageRange;