init

ski-dashboard-common/pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>com.ski</groupId>
+        <artifactId>ski-dashboard</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+    </parent>
+
+    <groupId>com.ski.lichuan</groupId>
+    <artifactId>ski-dashboard-common</artifactId>
+
+    <properties>
+        <maven.compiler.source>21</maven.compiler.source>
+        <maven.compiler.target>21</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>com.auth0</groupId>
+            <artifactId>java-jwt</artifactId>
+            <version>4.4.0</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.ski</groupId>
+            <artifactId>ski-dashboard-model</artifactId>
+            <version>0.0.1-SNAPSHOT</version>
+            <scope>compile</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.mybatis.spring.boot</groupId>
+            <artifactId>mybatis-spring-boot-starter</artifactId>
+            <version>3.0.5</version>
+        </dependency>
+    </dependencies>
+</project>

ski-dashboard-common/src/main/java/com/ski/lichuan/common/Main.java

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+package com.ski.lichuan.common;
+
+//TIP 要<b>运行</b>代码，请按 <shortcut actionId="Run"/> 或
+// 点击装订区域中的 <icon src="AllIcons.Actions.Execute"/> 图标。
+public class Main {
+    public static void main(String[] args) {
+        //TIP 当文本光标位于高亮显示的文本处时按 <shortcut actionId="ShowIntentionActions"/>
+        // 查看 IntelliJ IDEA 建议如何修正。
+        System.out.printf("Hello and welcome!");
+
+        for (int i = 1; i <= 5; i++) {
+            //TIP 按 <shortcut actionId="Debug"/> 开始调试代码。我们已经设置了一个 <icon src="AllIcons.Debugger.Db_set_breakpoint"/> 断点
+            // 但您始终可以通过按 <shortcut actionId="ToggleLineBreakpoint"/> 添加更多断点。
+            System.out.println("i = " + i);
+        }
+    }
+}

ski-dashboard-common/src/main/java/com/ski/lichuan/common/utils/JwtUtils.java

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+package com.ski.lichuan.common.utils;
+
+import com.auth0.jwt.JWT;
+import com.auth0.jwt.algorithms.Algorithm;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+
+import java.util.Date;
+
+
+@Component
+public class JwtUtils {
+    // 密钥 application.properties 配置
+    @Value("${JWT_SECRET:your-secret-key}")
+    private String SECRET;
+    // 过期时间（72小时，单位：毫秒）
+    private static final long EXPIRATION = 72 * 60 * 60 * 1000;
+
+    // 生成 Token
+    public String generateToken(String username) {
+        Date expirationDate = new Date(System.currentTimeMillis() + EXPIRATION);
+        return JWT.create()
+                .withSubject(username) // 存储用户名
+                .withExpiresAt(expirationDate) // 设置过期时间
+                .sign(Algorithm.HMAC256(SECRET)); // 签名算法
+    }
+
+    // 从 Token 中获取用户名
+    public String getUsernameFromToken(String token) {
+        return JWT.require(Algorithm.HMAC256(SECRET))
+                .build()
+                .verify(token)
+                .getSubject();
+    }
+
+    // 验证 Token 有效性
+    public boolean validateToken(String token) {
+        try {
+            JWT.require(Algorithm.HMAC256(SECRET)).build().verify(token);
+            return true;
+        } catch (Exception e) {
+            return false; // 无效或过期
+        }
+    }
+}

ski-dashboard-common/src/main/java/com/ski/lichuan/mapper/UserMapper.java

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+package com.ski.lichuan.mapper;
+
+import com.ski.lichuan.model.SysUser;
+import org.apache.ibatis.annotations.*;
+
+@Mapper
+public interface UserMapper {
+    
+    @Select("SELECT id, username, password, nickname, status FROM sys_user WHERE username = #{username}")
+    SysUser selectByUsername(@Param("username") String username);
+
+    @Insert("INSERT INTO sys_user(username, password, nickname, status) VALUES(#{username}, #{password}, #{nickname}, #{status})")
+    @Options(useGeneratedKeys = true, keyProperty = "id")
+    int insertUser(SysUser user);
+
+    @Select("SELECT id, username, password, nickname, status FROM sys_user WHERE id = #{id}")
+    SysUser selectById(@Param("id") Long id);
+}