➕ Feat: init project

.gitignore

@@ -42,4 +42,5 @@ buildNumber.properties
 # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
 hs_err_pid*
 replay_pid*
-
+.idea
+target

README.md

@@ -1,3 +1,3 @@
 # Commerce-System-Backend
-
+🚧 Fix,➕ Feat,🔨 Refactor,📝 Docs,✨ Style,🍱 Perf,🔧 Test,⚡️ Chore,🐛 Bug
 Commerce System

pom.xml

@@ -0,0 +1,110 @@
+<?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>
+
+    <groupId>top.xinsin</groupId>
+    <artifactId>Commerce-System-Backend</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>3.0.5</version>
+        <relativePath/>
+    </parent>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>mybatis-plus-boot-starter</artifactId>
+            <version>3.5.3.1</version>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/com.alibaba.fastjson2/fastjson2 -->
+        <dependency>
+            <groupId>com.alibaba.fastjson2</groupId>
+            <artifactId>fastjson2</artifactId>
+            <version>2.0.26</version>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/org.projectlombok/lombok -->
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <version>1.18.26</version>
+            <scope>provided</scope>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/junit/junit -->
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.13.2</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-core</artifactId>
+            <version>2.20.0</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-api</artifactId>
+            <version>2.20.0</version>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/com.auth0/java-jwt -->
+        <dependency>
+            <groupId>com.auth0</groupId>
+            <artifactId>java-jwt</artifactId>
+            <version>4.4.0</version>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/commons-codec/commons-codec -->
+        <dependency>
+            <groupId>commons-codec</groupId>
+            <artifactId>commons-codec</artifactId>
+            <version>1.15</version>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+            <version>8.0.32</version>
+        </dependency>
+        <!-- https://mvnrepository.com/artifact/com.alibaba/druid-spring-boot-starter -->
+        <dependency>
+            <groupId>com.alibaba</groupId>
+            <artifactId>druid-spring-boot-starter</artifactId>
+            <version>1.2.16</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>mybatis-plus-generator</artifactId>
+            <version>3.5.1</version>
+        </dependency>
+        <!--        模板引擎依赖-->
+        <dependency>
+            <groupId>org.apache.velocity</groupId>
+            <artifactId>velocity-engine-core</artifactId>
+            <version>2.3</version>
+        </dependency>
+    </dependencies>
+</project>

src/main/java/top/xinsin/Main.java

@@ -0,0 +1,13 @@
+package top.xinsin;
+
+import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+@MapperScan("top.xinsin.mapper")
+public class Main {
+    public static void main(String[] args) {
+        SpringApplication.run(Main.class,args);
+    }
+}

src/main/java/top/xinsin/config/GlobalWebMvcConfig.java

@@ -0,0 +1,23 @@
+package top.xinsin.config;
+
+import org.springframework.boot.SpringBootConfiguration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+/**
+ * @author xinsin
+ * Created On 2023/4/3 15:55
+ * @version 1.0
+ */
+@SpringBootConfiguration
+public class GlobalWebMvcConfig implements WebMvcConfigurer {
+    @Override
+    public void addCorsMappings(CorsRegistry registry) {
+        registry.addMapping("/**")
+                .allowCredentials(true)
+                .allowedOriginPatterns("*")
+                .allowedMethods("GET", "POST", "DELETE", "PUT", "HEAD")
+                .allowedHeaders("*")
+                .exposedHeaders("*");
+    }
+}

src/main/java/top/xinsin/config/InterceptorConfig.java

@@ -0,0 +1,24 @@
+package top.xinsin.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+import top.xinsin.interceptor.AuthenticationInterceptor;
+
+/**
+ * @author xinsin
+ * Created On 2023/4/3 15:54
+ * @version 1.0
+ */
+@Configuration
+public class InterceptorConfig implements WebMvcConfigurer {
+    @Override
+    public void addInterceptors(InterceptorRegistry registry) {
+        registry.addInterceptor(new AuthenticationInterceptor()).
+                //拦截
+                addPathPatterns("/**").
+                //放行登录接口
+                excludePathPatterns("/user/login").
+                excludePathPatterns("/user/register");
+    }
+}

src/main/java/top/xinsin/config/MybatisPlusConfig.java

@@ -0,0 +1,25 @@
+package top.xinsin.config;
+
+import com.baomidou.mybatisplus.annotation.DbType;
+import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
+import com.baomidou.mybatisplus.extension.plugins.inner.OptimisticLockerInnerInterceptor;
+import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class MybatisPlusConfig{
+
+    @Bean
+    public MybatisPlusInterceptor mybatisPlusInterceptor() {
+        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
+        PaginationInnerInterceptor paginationInnerInterceptor = new PaginationInnerInterceptor();
+        paginationInnerInterceptor.setOptimizeJoin(true);
+        paginationInnerInterceptor.setDbType(DbType.MYSQL);
+        paginationInnerInterceptor.setOverflow(true);
+        interceptor.addInnerInterceptor(paginationInnerInterceptor);
+        OptimisticLockerInnerInterceptor optimisticLockerInnerInterceptor = new OptimisticLockerInnerInterceptor();
+        interceptor.addInnerInterceptor(optimisticLockerInnerInterceptor);
+        return interceptor;
+    }
+}

src/main/java/top/xinsin/interceptor/AuthenticationInterceptor.java

@@ -0,0 +1,56 @@
+package top.xinsin.interceptor;
+
+import com.alibaba.fastjson2.JSONObject;
+import com.auth0.jwt.exceptions.AlgorithmMismatchException;
+import com.auth0.jwt.exceptions.SignatureVerificationException;
+import com.auth0.jwt.exceptions.TokenExpiredException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.servlet.HandlerInterceptor;
+import top.xinsin.util.HttpCodes;
+import top.xinsin.util.JWTUtils;
+import top.xinsin.util.R;
+
+/**
+ * @author xinsin
+ * Created On 2023/4/3 15:49
+ * @version 1.0
+ */
+@Slf4j
+public class AuthenticationInterceptor implements HandlerInterceptor {
+    public static final String OPTIONS = "OPTIONS";
+    @Override
+    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+
+        if (OPTIONS.equals(request.getMethod())) {
+            return true;
+        }
+        // 从http请求头中取出token
+        final String token = request.getHeader("Access-Token");
+        //解决跨域问题
+        response.setHeader("Access-Control-Allow-Origin","*");
+        //解决跨域问题
+        response.setHeader("Access-Control-Allow-Headers","*");
+        R responseData;
+        try {
+            JWTUtils.verify(token);
+            return true;
+        } catch (SignatureVerificationException e) {
+            log.info("用户验证了无效签名");
+            responseData = R.failed(HttpCodes.ACCESS_DENIED,"无效签名");
+        }catch (TokenExpiredException e){
+            log.info("用户验证的签名已过期");
+            responseData = R.failed(HttpCodes.INVALID_TOKEN,"签名已过期");
+        }catch (AlgorithmMismatchException e){
+            log.info("用户验证的token算法不一致");
+            responseData = R.failed(HttpCodes.INVALID_TOKEN,"token算法不一致");
+        }catch (Exception e){
+            log.info("token无效或者是空的");
+            responseData = R.failed(HttpCodes.INVALID_TOKEN,"token无效");
+        }
+        response.setContentType("application/json;charset=UTF-8");
+        response.getWriter().write(JSONObject.toJSONString(responseData));
+        return false;
+    }
+}

src/main/java/top/xinsin/util/HttpCodes.java

@@ -0,0 +1,56 @@
+package top.xinsin.util;
+
+/**
+ * @author xinsin
+ * Created On 2023/4/3 15:47
+ * @version 1.0
+ */
+public enum HttpCodes {
+    /**
+     * 200
+     * 成功执行
+     */
+    HTTP_CODES200(200,"接口一不小心执行成功啦!"),
+    /**
+     * 500
+     * 服务器错误
+     */
+
+    HTTP_CODES500(500,"哎呀,错误了请节哀!"),
+    /**
+     * 401
+     * 数据错误
+     */
+    HTTP_CODES401(401,"你这请求是坏的,你不会写吗?"),
+    /**
+     * 501
+     * 账号密码错误
+     */
+    HTTP_CODES501(501,"帐号或密码错误!"),
+    /**
+     * 250
+     * token验证错误
+     */
+    INVALID_TOKEN(250,"令牌验证错误"),
+    /**
+     * 251
+     * 无权限访问
+     */
+    ACCESS_DENIED( 251,"你没有权限访问");
+
+    private final int code;
+    private final String message;
+
+    HttpCodes(int code, String message) {
+        this.code = code;
+        this.message = message;
+    }
+
+    public int getCode() {
+        return code;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+}

src/main/java/top/xinsin/util/JWTUtils.java

@@ -0,0 +1,72 @@
+package top.xinsin.util;
+
+import com.auth0.jwt.JWT;
+import com.auth0.jwt.JWTCreator;
+import com.auth0.jwt.algorithms.Algorithm;
+import com.auth0.jwt.interfaces.DecodedJWT;
+
+import java.util.Calendar;
+import java.util.Map;
+
+/**
+ * @author xinsin
+ * Created On 2023/4/3 15:47
+ * @version 1.0
+ */
+public class JWTUtils {
+    private static final String KEY = "a3Q%b5R@j7kP*9d-v'Y|h-%i(h9J0sU1/o";
+
+    /**
+     * 创建token
+     * @param map 字段
+     * @return token
+     */
+    public static String getToken(Map<String,String> map){
+        Calendar instance = Calendar.getInstance();
+        //默认两个小时过期
+        instance.add(Calendar.HOUR,2);
+        //创建jwt builder
+        JWTCreator.Builder builder = JWT.create();
+        //payload
+        map.forEach(builder::withClaim);
+        //指定令牌过期时间
+        return builder.withExpiresAt(instance.getTime())
+                .sign(Algorithm.HMAC512(KEY));
+    }
+
+    /**
+     * 验证token是否合法
+     * @param token token
+     */
+    public static void verify(String token){
+        JWT.require(Algorithm.HMAC512(KEY)).build().verify(token);
+    }
+
+    /**
+     * 从token中提取信息
+     *
+     * @param token token
+     * @return token中包含的信息
+     */
+    public static DecodedJWT getTokenInfo(String token) {
+        return JWT.require(Algorithm.HMAC512(KEY)).build().verify(token);
+    }
+
+    /**
+     * 判断token与用户名是否对应
+     *
+     * @param token    token
+     * @param username 用户名
+     * @return 是否对应
+     */
+    public static boolean isUser(String token, String username) {
+        String tokenUsername = getTokenInfo(token).getClaim("username").asString();
+        return tokenUsername.equals(username);
+    }
+    public static Integer getId(String token){
+        return Integer.valueOf(getTokenInfo(token).getClaim("id").asString());
+    }
+    public static Integer getAuth(String token) {
+        return getTokenInfo(token).getClaim("auth").asInt();
+    }
+}

src/main/java/top/xinsin/util/R.java

@@ -0,0 +1,34 @@
+package top.xinsin.util;
+
+import lombok.Data;
+
+/**
+ * @author xinsin
+ * Created On 2023/4/3 15:45
+ * @version 1.0
+ */
+@Data
+public class R<T> {
+    private int status;
+    private String message;
+    private T data;
+    private long timestamp;
+
+    public R() {
+        this.timestamp = System.currentTimeMillis();
+    }
+    public static<T> R<T> success(T data){
+        R<T> rData = new R<>();
+        rData.setStatus(HttpCodes.HTTP_CODES200.getCode());
+        rData.setMessage(HttpCodes.HTTP_CODES200.getMessage());
+        rData.setData(data);
+        return rData;
+    }
+    public static<T> R<T> failed(HttpCodes httpCodes, T data){
+        R<T> rData = new R<>();
+        rData.setStatus(httpCodes.getCode());
+        rData.setMessage(httpCodes.getMessage());
+        rData.setData(data);
+        return rData;
+    }
+}

src/main/resources/application.yml

@@ -0,0 +1,36 @@
+server:
+  port: 8001
+spring:
+  datasource:
+    username: commerce_system
+    password: Jix656dzD6St4YCn
+    url: jdbc:mysql://wzpmc.cn:3306/commerce_system?serverTimezone=UTC-8
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    #    druid配置
+    type: com.alibaba.druid.pool.DruidDataSource
+    initialSize: 5
+    minIdle: 5
+    maxActive: 20
+    maxWait: 60000
+    timeBetweenEvictionRunsMillis: 60000
+    minEvictableIdleTimeMillis: 300000
+    validationQuery: SELECT 1 FROM DUAL
+    testWhileIdle: true
+    testOnBorrow: false
+    testOnReturn: false
+    poolPreparedStatements: true
+    #   配置监控统计拦截的filters，去掉后监控界面sql无法统计，'wall'用于防火墙
+    filters: stat,wall,log4j
+    maxPoolPreparedStatementPerConnectionSize: 20
+    useGlobalDataSourceStat: true
+    connectionProperties: druid.stat.mergeSql=true;druid.stat.slowSqlMillis=500
+  mvc:
+    static-path-pattern: /static/**
+mybatis-plus:
+  configuration:
+    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
+  global-config:
+    db-config:
+      logic-delete-field: del # 全局逻辑删除的实体字段名(since 3.3.0,配置后可以忽略不配置步骤2)
+      logic-delete-value: 1 # 逻辑已删除值(默认为 1)
+      logic-not-delete-value: 0 # 逻辑未删除值(默认为 0)