feat: 기본 회원가입 구현

build.gradle

@@ -33,6 +33,9 @@ dependencies {
 
 	// swagger
 	implementation 'org.springdoc:springdoc-openapi-starter-webmvc-ui:2.0.2'
+
+	//implementation 'org.springframework.boot:spring-boot-starter-security'
+	implementation 'org.springframework.boot:spring-boot-starter-oauth2-client'
 }
 
 tasks.named('test') {

src/main/java/com/hackerton/demo/DemoApplication.java

@@ -2,8 +2,9 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.security.servlet.SecurityAutoConfiguration;
 
-@SpringBootApplication
+@SpringBootApplication(exclude = SecurityAutoConfiguration.class)
 public class DemoApplication {
 
 	public static void main(String[] args) {

src/main/java/com/hackerton/demo/domain/Keyword/Keyword.java

@@ -1,5 +1,6 @@
 package com.hackerton.demo.domain.Keyword;
 
+import com.hackerton.demo.domain.User.User;
 import com.hackerton.demo.domain.common.BaseEntity;
 import jakarta.persistence.*;
 import lombok.*;
@@ -19,4 +20,9 @@ public class Keyword extends BaseEntity {
     private Long id;
 
     private String optionTitle;
+
+    @JoinColumn(name = "user_id")
+    @ManyToOne
+    private User user;
+
 }

src/main/java/com/hackerton/demo/domain/User/User.java

@@ -0,0 +1,37 @@
+package com.hackerton.demo.domain.User;
+
+import com.hackerton.demo.domain.Keyword.Keyword;
+import com.hackerton.demo.domain.common.BaseEntity;
+import jakarta.persistence.CascadeType;
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.OneToMany;
+import java.util.ArrayList;
+import java.util.List;
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Entity
+@Getter
+@Setter
+@Builder
+@NoArgsConstructor(access = AccessLevel.PUBLIC)
+@AllArgsConstructor
+public class User extends BaseEntity {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "user_id")
+    private Long id;
+
+    private String nickName;
+
+    @OneToMany(mappedBy = "user", cascade = CascadeType.ALL)
+    private List<Keyword> keywordList = new ArrayList<>();
+}

src/main/java/com/hackerton/demo/domain/User/UserController.java

@@ -0,0 +1,30 @@
+package com.hackerton.demo.domain.User;
+
+import com.hackerton.demo.domain.User.request.LoginDto;
+import com.hackerton.demo.domain.common.ApiResponse;
+import com.hackerton.demo.domain.common.ApiResponseStatus;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.responses.ApiResponses;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/users")
+public class UserController {
+    private final UserService userService;
+
+    @PostMapping("/sign-ip")
+    @Operation(summary = "기본 회원가입 API", description = "닉네임을 입력받아 회원가입을 진행합니다.")
+    @ApiResponses({
+            @io.swagger.v3.oas.annotations.responses.ApiResponse(responseCode = "SIGN_IN_SUCCESS", description = "로그인 성공"),
+    })
+    public ResponseEntity<ApiResponse<UserDto>> login(@RequestBody LoginDto request){
+        ApiResponse<UserDto> response = new ApiResponse<>(ApiResponseStatus.SIGN_IN_SUCCESS, userService.login(request));
+        return ResponseEntity.ok(response);
+    }
+}

src/main/java/com/hackerton/demo/domain/User/UserDto.java

@@ -0,0 +1,11 @@
+package com.hackerton.demo.domain.User;
+
+import lombok.Builder;
+import lombok.Getter;
+
+@Builder
+@Getter
+public class UserDto {
+    private Long id;
+    private String nickName;
+}

src/main/java/com/hackerton/demo/domain/User/UserRepository.java

@@ -0,0 +1,9 @@
+package com.hackerton.demo.domain.User;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface UserRepository extends JpaRepository<User, Long> {
+
+    boolean existsByNickName(String nickName);
+
+}

src/main/java/com/hackerton/demo/domain/User/UserService.java

@@ -0,0 +1,32 @@
+package com.hackerton.demo.domain.User;
+
+import com.hackerton.demo.domain.User.request.LoginDto;
+import com.hackerton.demo.domain.common.ApiResponse;
+import com.hackerton.demo.domain.common.ApiResponseStatus;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+@Service
+@RequiredArgsConstructor
+@Transactional(readOnly = true)
+public class UserService {
+    private final UserRepository userRepository;
+
+    @Transactional
+    public UserDto login(LoginDto request) {
+
+        User user = new User();
+        user.setNickName(request.getNickName());
+
+        userRepository.save(user);
+
+        UserDto userDto = UserDto.builder()
+                .id(user.getId())
+                .nickName(user.getNickName())
+                .build();
+
+        return userDto;
+    }
+
+}

src/main/java/com/hackerton/demo/domain/User/request/LoginDto.java

@@ -0,0 +1,10 @@
+package com.hackerton.demo.domain.User.request;
+
+import jakarta.validation.constraints.NotBlank;
+import lombok.Data;
+
+@Data
+public class LoginDto {
+    @NotBlank(message = "닉네임을 입력해주세요.")
+    private String nickName;
+}

src/main/java/com/hackerton/demo/domain/common/ApiResponseStatus.java

@@ -8,7 +8,9 @@
 public enum ApiResponseStatus {
     // 응답상태 기록
     SEARCH_SUCCESS(true, 201, "검색이 성공적으로 전달되었습니다."),
-    GET_SUCCESS(true, 202, "조회에 성공하였습니다");
+    GET_SUCCESS(true, 202, "조회에 성공하였습니다"),
+    EXIST_NICKNAME(true, 401, "중복된 닉네임입니다."),
+    SIGN_IN_SUCCESS(true, 203, "회원가입 성공하였습니다");
 
     private final boolean isSuccess;
     private final int status;