Feat: 유저 정보 관련 API

src/main/java/com/sequence/anonymous/security/CustomOAuth2User.java

@@ -6,11 +6,15 @@
 import java.util.Collection;
 import java.util.Map;
 import java.util.Objects;
+
+import lombok.Getter;
 import org.apache.commons.lang3.builder.ToStringBuilder;
 import org.apache.commons.lang3.builder.ToStringStyle;
 import org.springframework.security.core.GrantedAuthority;
 import org.springframework.security.oauth2.core.user.OAuth2User;
 
+@Getter
+
 public class CustomOAuth2User implements OAuth2User, Serializable {
 
   private final Long id;
@@ -70,4 +74,6 @@ public String toString() {
       .append("[OAuth2UserInfo]")
       .toString();
   }
+
+
 }

src/main/java/com/sequence/anonymous/user/application/UserService.java

@@ -1,12 +1,31 @@
 package com.sequence.anonymous.user.application;
 
+import com.sequence.anonymous.security.CustomOAuth2User;
 import com.sequence.anonymous.user.domain.repository.UserRepository;
+import com.sequence.anonymous.user.domain.user.Gender;
+import com.sequence.anonymous.user.domain.user.User;
 import lombok.RequiredArgsConstructor;
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.stereotype.Service;
 
+import java.util.Optional;
+
 @RequiredArgsConstructor
 @Service
 public class UserService {
 
   private final UserRepository userRepository;
+
+
+  public User findById(Long userId) {
+    return userRepository.findById(userId)
+            .orElseThrow(() -> new IllegalArgumentException("not found : " + userId));
+  }
+
+  public User findByName(String userName) {
+    return userRepository.findByName(userName)
+            .orElseThrow(() -> new IllegalArgumentException("not found : " + userName));
+  }
+
+
 }

src/main/java/com/sequence/anonymous/user/domain/repository/UserRepository.java

@@ -1,6 +1,7 @@
 package com.sequence.anonymous.user.domain.repository;
 
 import com.sequence.anonymous.user.domain.user.User;
+
 import java.util.Optional;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
@@ -9,4 +10,7 @@
 public interface UserRepository extends JpaRepository<User, Long> {
 
   Optional<User> findByEmailAndProviderId(String email, String providerId);
+
+  Optional<User> findByName(String name);
+
 }

src/main/java/com/sequence/anonymous/user/dto/UserResponse.java

@@ -0,0 +1,35 @@
+package com.sequence.anonymous.user.dto;
+
+import com.sequence.anonymous.user.domain.user.Gender;
+import com.sequence.anonymous.user.domain.user.OAuth2Provider;
+import com.sequence.anonymous.user.domain.user.Role;
+import com.sequence.anonymous.user.domain.user.User;
+import lombok.Getter;
+
+
+@Getter
+
+public class UserResponse {
+
+    private final Long id;
+    private final String providerId;
+    private final OAuth2Provider provider;
+    private final String name;
+    private final Integer age;
+    private final Gender gender;
+    private final String email;
+    private final Role role;
+    private final Boolean withdrawal;
+
+    public UserResponse(User user){
+        this.id = user.getId();
+        this.providerId = user.getProviderId();
+        this.provider = user.getProvider();
+        this.name = user.getName();
+        this.age = user.getAge();
+        this.gender = user.getGender();
+        this.email = user.getEmail();
+        this.role = user.getRole();
+        this.withdrawal = user.getWithdrawal();
+    }
+}

src/main/java/com/sequence/anonymous/user/presentation/UserController.java

@@ -1,14 +1,57 @@
 package com.sequence.anonymous.user.presentation;
 
+import com.sequence.anonymous.security.CustomOAuth2User;
 import com.sequence.anonymous.user.application.UserService;
+import com.sequence.anonymous.user.domain.user.Gender;
+import com.sequence.anonymous.user.domain.user.User;
+import com.sequence.anonymous.user.dto.UserResponse;
+import jakarta.transaction.Transactional;
 import lombok.RequiredArgsConstructor;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.http.ResponseEntity;
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
 
+import org.springframework.web.bind.annotation.*;
+
+@Transactional
 @RequiredArgsConstructor
 @RestController
 @RequestMapping("/users")
 public class UserController {
 
   private final UserService userService;
+
+  @GetMapping("/me")
+  public ResponseEntity<UserResponse> findMyInfo(@AuthenticationPrincipal CustomOAuth2User user){
+    Long currentUserId = user.getId();
+    User currentUser = userService.findById(currentUserId);
+
+    return ResponseEntity.ok(new UserResponse((User) currentUser));
+
+  }
+
+  @GetMapping
+  public ResponseEntity<UserResponse> findUser(@RequestParam(name = "id", required = false) Long id,
+                                               @RequestParam(name = "name", required = false) String name) {
+    if (id != null) {
+      User user = userService.findById(id);
+      return ResponseEntity.ok(new UserResponse(user));
+    }
+
+    else if (name != null) {
+      User user = userService.findByName(name);
+      return ResponseEntity.ok(new UserResponse(user));
+      }
+
+    else {
+      throw new IllegalArgumentException("Unexpected user");
+    }
+  }
+
+
+
+  @PostMapping("/profiles")
+  public void initializeProfile(User user, String name, Integer age, Gender gender) {
+    user.initializeProfile(name, age, gender);
+  }
+
 }