后端

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

@@ -1,13 +1,30 @@
 package com.example.demo;
 
+import jakarta.annotation.PostConstruct;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.beans.factory.annotation.Autowired;
 
 @SpringBootApplication
 public class DemoApplication {
 
+    @Autowired
+    private JdbcTemplate jdbcTemplate;
+
     public static void main(String[] args) {
         SpringApplication.run(DemoApplication.class, args);
     }
 
+    @PostConstruct
+    public void testConnection() {
+        try {
+            System.out.println("Testing database connection...");
+            this.jdbcTemplate.queryForObject("SELECT 1", Integer.class);
+            System.out.println("Database connection successful.");
+        } catch (Exception e) {
+            System.err.println("Failed to connect to the database: " + e.getMessage());
+            e.printStackTrace();
+        }
+    }
 }

demo/src/main/java/com/example/demo/User.java

@@ -14,38 +14,45 @@ public class User implements UserDetails {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    private Long id;
+    private Long id; // 用户ID
 
     @Enumerated(EnumType.STRING)
-    private AccountType accountType;
+    private AccountType accountType; // 账户类型
+
+    private String nickname; // 昵称
+
+    private String signature; // 签名或个人简介
 
-    private String nickname;
-    private String signature;
     @Column(name = "login_account", unique = true, nullable = false)
-    private String loginAccount;
+    private String loginAccount; // 登录账号（通常是用户名或邮箱）
-    private String password;
+
-    private LocalDateTime birthday; // 更改为 LocalDateTime 以便统一时间类型
+    private String password; // 加密后的密码
-    private LocalDateTime createdAt;
+
-    private LocalDateTime updatedAt;
+    private LocalDateTime birthday; // 生日
-    private Boolean loginStatus;
+
+    private LocalDateTime createdAt; // 创建时间
+
+    private LocalDateTime updatedAt; // 更新时间
+
+    private Boolean loginStatus; // 登录状态
 
     @OneToMany(cascade = CascadeType.ALL, fetch = FetchType.EAGER, orphanRemoval = true)
     @JoinColumn(name = "user_id")
-    private Set<UserSecurityQuestion> securityQuestions = new HashSet<>();
+    private Set<UserSecurityQuestion> securityQuestions = new HashSet<>(); // 安全问题集合
 
     @ElementCollection(fetch = FetchType.EAGER)
     @CollectionTable(name = "user_authorities", joinColumns = @JoinColumn(name = "user_id"))
     @Column(name = "authority")
-    private Set<String> authorityStrings; // 使用 Set 来避免重复权限
+    private Set<String> authorityStrings; // 权限字符串集合
 
     public enum AccountType {
-        USER, ADMIN // 英文枚举值更符合国际化标准
+        USER, ADMIN // 账户类型枚举值
     }
 
-    // Default constructor
+    // 默认构造函数
     public User() {}
 
-    // Parameterized constructor for convenience
+    // 参数化构造函数
     public User(AccountType accountType, String nickname, String signature, String loginAccount, String password,
                 LocalDateTime birthday, LocalDateTime createdAt, LocalDateTime updatedAt, Boolean loginStatus, Set<String> authorityStrings) {
         this.accountType = accountType;
@@ -60,7 +67,7 @@ public class User implements UserDetails {
         this.authorityStrings = authorityStrings != null ? authorityStrings : Collections.emptySet();
     }
 
-    // Getters and Setters
+    // Getters 和 Setters 方法
 
     /**
      * 获取用户的唯一标识符。
@@ -218,7 +225,8 @@ public class User implements UserDetails {
         this.authorityStrings = authorityStrings;
     }
 
-    // Implementing methods of UserDetails interface
+    // 实现 UserDetails 接口的方法
+
     @Override
     public Collection<? extends GrantedAuthority> getAuthorities() {
         return this.getAuthorityStrings().stream()
@@ -265,7 +273,7 @@ public class User implements UserDetails {
         this.securityQuestions = securityQuestions;
     }
 
-    // Equals and HashCode methods for better entity comparison
+    // 重写 equals 和 hashCode 方法以更好地进行实体比较
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;

demo/src/main/java/com/example/demo/config/SecurityConfig.java

@@ -77,4 +77,5 @@ public class SecurityConfig {
     public AuthenticationManager authenticationManager(AuthenticationProvider authenticationProvider) {
         return new ProviderManager(List.of(authenticationProvider));
     }
+
 }

demo/src/main/java/com/example/demo/controller/UserController.java

@@ -14,6 +14,9 @@ import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.web.bind.annotation.*;
 
+import java.util.Arrays;
+import java.util.Map;
+
 
 @RestController
 @CrossOrigin(origins = "http://localhost:5137/") // 允许来自前端开发服务器的请求
@@ -48,6 +51,11 @@ public class UserController {
                 }
             }
 
+            // 设置默认 accountType 如果未指定或无效
+            if (user.getAccountType() == null || !Arrays.asList(User.AccountType.USER, User.AccountType.ADMIN).contains(user.getAccountType())) {
+                user.setAccountType(User.AccountType.USER);
+            }
+
             User registeredUser = userService.registerUser(user);
             return new ResponseEntity<>(registeredUser, HttpStatus.CREATED);
         } catch (IllegalArgumentException e) {

demo/src/main/java/com/example/demo/repository/UserRepository.java

@@ -9,4 +9,6 @@ import java.util.Optional;
 @Repository
 public interface UserRepository extends JpaRepository<User, Long> {
     Optional<User> findByLoginAccount(String loginAccount);
+
+
 }

demo/src/main/java/com/example/demo/service/UserService.java

@@ -8,8 +8,10 @@ import com.example.demo.repository.UserSecurityQuestionRepository;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;
-
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import java.time.LocalDateTime;
+import java.util.Arrays;
 import java.util.Collections;
 import java.util.Optional;
 import java.util.Set;
@@ -22,6 +24,9 @@ public class UserService {
     private final UserSecurityQuestionRepository userSecurityQuestionRepository;
     private final PasswordEncoder passwordEncoder;
 
+
+    private static final Logger logger = LoggerFactory.getLogger(UserService.class);
+
     @Autowired
     public UserService(UserRepository userRepository,
                        ArticleRepository articleRepository,
@@ -31,6 +36,7 @@ public class UserService {
         this.articleRepository = articleRepository;
         this.userSecurityQuestionRepository = userSecurityQuestionRepository;
         this.passwordEncoder = passwordEncoder;
+        logger.info("UserService dependencies injected successfully.");
     }
 
     /**
@@ -49,6 +55,11 @@ public class UserService {
             throw new IllegalArgumentException("Password cannot be null or empty.");
         }
 
+        // 设置默认 accountType 如果未指定或无效
+        if (user.getAccountType() == null || !Arrays.asList(User.AccountType.USER, User.AccountType.ADMIN).contains(user.getAccountType())) {
+            user.setAccountType(User.AccountType.USER);
+        }
+
         // 初始化 authorityStrings 和 securityQuestions 集合为空集合
         if (user.getAuthorityStrings() == null) {
             user.setAuthorityStrings(Collections.emptySet());
@@ -68,6 +79,17 @@ public class UserService {
 
         return userRepository.save(user);
     }
+    /**
+     * 用户登录验证。
+     *
+     * @param loginAccount 用户登录账号
+     * @param password     用户密码
+     * @return 包含用户的 Optional 对象，如果找不到或密码不匹配则为空
+     */
+    public Optional<User> loginUser(String loginAccount, String password) {
+        return userRepository.findByLoginAccount(loginAccount)
+                .filter(user -> passwordEncoder.matches(password, user.getPassword()));
+    }
 
     /**
      * 根据登录账号查找用户。

demo/src/main/resources/data.sql

@@ -1,10 +1,10 @@
 -- 插入测试用户
 INSERT INTO Users (account_type, nickname, signature, login_account, password, birthday, created_at, updated_at, login_status)
-VALUES ('USER', 'testuser', 'Just a test user', 'user@example.com', '123456', '1990-01-01 00:00:00', CURRENT_TIMESTAMP, CURRENT_TIMESTAMP, TRUE);
+VALUES ('USER', 'testuser', 'Just a test user', 'user@example.com', '123456', '1990-01-01 00:00:00', CURRENT_TIMESTAMP, CURRENT_TIMESTAMP, 1);
 
 -- 插入测试管理员
 INSERT INTO Users (account_type, nickname, signature, login_account, password, birthday, created_at, updated_at, login_status)
-VALUES ('ADMIN', 'admin', 'Administrator account', 'admin@example.com', '123456', '1985-05-05 00:00:00', CURRENT_TIMESTAMP, CURRENT_TIMESTAMP, TRUE);
+VALUES ('ADMIN', 'admin', 'Administrator account', 'admin@example.com', '123456', '1985-05-05 00:00:00', CURRENT_TIMESTAMP, CURRENT_TIMESTAMP, 1);
 
 -- 插入权限信息
 INSERT INTO user_authorities (user_id, authority) VALUES (1, 'ROLE_USER');