BE: [feature] 관리자 회원가입/로그인 구현 #1

src/backend/Eyesee/build.gradle

@@ -28,6 +28,7 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-web'
     implementation 'org.springframework.boot:spring-boot-starter-webflux'
     implementation 'org.springframework.boot:spring-boot-starter-websocket'
+    implementation 'org.springframework.boot:spring-boot-starter-security'
     compileOnly 'org.projectlombok:lombok'
     runtimeOnly 'com.mysql:mysql-connector-j'
     annotationProcessor 'org.projectlombok:lombok'

src/backend/Eyesee/src/main/java/com/fortune/eyesee/config/SecurityConfig.java

@@ -0,0 +1,30 @@
+package com.fortune.eyesee.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.web.SecurityFilterChain;
+import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
+import org.springframework.security.crypto.password.PasswordEncoder;
+
+@Configuration
+public class SecurityConfig {
+
+    @Bean
+    public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
+        http
+                .csrf(csrf -> csrf.disable())  // CSRF 비활성화 (필요시 활성화 가능)
+                .authorizeHttpRequests(auth -> auth
+                        .requestMatchers("/api/admin/signup", "/api/admin/login").permitAll() // 회원가입, 로그인은 인증 필요 없음
+                        .anyRequest().authenticated() // 나머지 요청은 인증 필요
+                )
+                .formLogin(form -> form.disable()); // 기본 로그인 폼 비활성화
+
+        return http.build();
+    }
+
+    @Bean
+    public PasswordEncoder passwordEncoder() {
+        return new BCryptPasswordEncoder();
+    }
+}

src/backend/Eyesee/src/main/java/com/fortune/eyesee/controller/AdminController.java

@@ -0,0 +1,40 @@
+package com.fortune.eyesee.controller;
+
+import com.fortune.eyesee.dto.AdminLoginDTO;
+import com.fortune.eyesee.dto.AdminSignupDTO;
+import com.fortune.eyesee.entity.Admin;
+import com.fortune.eyesee.service.AdminService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import jakarta.servlet.http.HttpSession;
+
+@RestController
+@RequestMapping("/api/admin")
+public class AdminController {
+    @Autowired
+    private AdminService adminService;
+
+    // 회원가입 API
+    @PostMapping("/signup")
+    public ResponseEntity<String> registerAdmin(@RequestBody AdminSignupDTO adminSignupDTO) {
+        adminService.registerAdmin(adminSignupDTO);
+        return ResponseEntity.ok("회원가입 성공");
+    }
+
+    // 로그인 API
+    @PostMapping("/login")
+    public ResponseEntity<String> loginAdmin(@RequestBody AdminLoginDTO adminLoginDTO, HttpSession session) {
+        Admin admin = adminService.loginAdmin(adminLoginDTO);
+        session.setAttribute("admin", admin); // 세션에 로그인 정보 저장
+        return ResponseEntity.ok("로그인 성공");
+    }
+
+    // 로그아웃 API
+    @PostMapping("/logout")
+    public ResponseEntity<String> logoutAdmin(HttpSession session) {
+        session.invalidate(); // 세션 무효화
+        return ResponseEntity.ok("로그아웃 성공");
+    }
+}

src/backend/Eyesee/src/main/java/com/fortune/eyesee/dto/AdminLoginDTO.java

@@ -0,0 +1,9 @@
+package com.fortune.eyesee.dto;
+
+import lombok.Data;
+
+@Data
+public class AdminLoginDTO {
+    private String adminEmail;
+    private String password;
+}

src/backend/Eyesee/src/main/java/com/fortune/eyesee/dto/AdminSignupDTO.java

@@ -0,0 +1,11 @@
+package com.fortune.eyesee.dto;
+
+import lombok.Data;
+
+@Data
+public class AdminSignupDTO {
+    private String adminEmail;
+    private String password;
+    private String passwordConfirm;
+    private String adminName; // 회원가입 시 필요한 이름 필드
+}

src/backend/Eyesee/src/main/java/com/fortune/eyesee/repository/AdminRepository.java

@@ -0,0 +1,10 @@
+package com.fortune.eyesee.repository;
+
+import com.fortune.eyesee.entity.Admin;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.Optional;
+
+public interface AdminRepository extends JpaRepository<Admin, Integer> {
+    Optional<Admin> findByAdminEmail(String adminEmail);
+}

src/backend/Eyesee/src/main/java/com/fortune/eyesee/service/AdminService.java

@@ -0,0 +1,45 @@
+package com.fortune.eyesee.service;
+
+import com.fortune.eyesee.dto.AdminLoginDTO;
+import com.fortune.eyesee.dto.AdminSignupDTO;
+import com.fortune.eyesee.entity.Admin;
+import com.fortune.eyesee.repository.AdminRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.security.crypto.password.PasswordEncoder;
+import org.springframework.stereotype.Service;
+
+@Service
+public class AdminService {
+    @Autowired
+    private AdminRepository adminRepository;
+
+    @Autowired
+    private PasswordEncoder passwordEncoder;
+
+    // 회원가입 메서드
+    public Admin registerAdmin(AdminSignupDTO adminSignupDTO) {
+        if (adminRepository.findByAdminEmail(adminSignupDTO.getAdminEmail()).isPresent()) {
+            throw new IllegalArgumentException("이미 사용 중인 이메일입니다.");
+        }
+        if (!adminSignupDTO.getPassword().equals(adminSignupDTO.getPasswordConfirm())) {
+            throw new IllegalArgumentException("비밀번호가 일치하지 않습니다.");
+        }
+
+        Admin admin = new Admin();
+        admin.setAdminEmail(adminSignupDTO.getAdminEmail());
+        admin.setPassword(passwordEncoder.encode(adminSignupDTO.getPassword()));
+        admin.setAdminName(adminSignupDTO.getAdminName());
+        return adminRepository.save(admin);
+    }
+
+    // 로그인 메서드
+    public Admin loginAdmin(AdminLoginDTO adminLoginDTO) {
+        Admin admin = adminRepository.findByAdminEmail(adminLoginDTO.getAdminEmail())
+                .orElseThrow(() -> new IllegalArgumentException("이메일 또는 비밀번호가 잘못되었습니다."));
+
+        if (!passwordEncoder.matches(adminLoginDTO.getPassword(), admin.getPassword())) {
+            throw new IllegalArgumentException("이메일 또는 비밀번호가 잘못되었습니다.");
+        }
+        return admin;
+    }
+}