update 修改MybatisPlus的配置：

1. 使用自定义主键生成策略
  2. 新增自动填充字段,createTime,updateTime,createUserId,updateUserId,createUsername,updateUsername,loginIp

ruoyi-framework/src/main/java/com/ruoyi/framework/config/MybatisPlusConfig.java

@@ -1,12 +1,15 @@
 package com.ruoyi.framework.config;
 
 import cn.hutool.core.net.NetUtil;
+import cn.hutool.core.util.ObjUtil;
+import cn.hutool.core.util.StrUtil;
 import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
 import com.baomidou.mybatisplus.core.incrementer.DefaultIdentifierGenerator;
 import com.baomidou.mybatisplus.core.incrementer.IdentifierGenerator;
 import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
 import com.baomidou.mybatisplus.extension.plugins.inner.OptimisticLockerInnerInterceptor;
 import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
+import com.ruoyi.common.utils.IdUtils;
 import com.ruoyi.framework.handler.CreateAndUpdateMetaObjectHandler;
 import com.ruoyi.framework.interceptor.PlusDataPermissionInterceptor;
 import org.mybatis.spring.annotation.MapperScan;
@@ -74,11 +77,40 @@ public class MybatisPlusConfig {
    * 使用网卡信息绑定雪花生成器
    * 防止集群雪花ID重复
    */
+//    @Bean
+//    public IdentifierGenerator idGenerator() {
+//        return new DefaultIdentifierGenerator(NetUtil.getLocalhost());
+//    }
+
+  /**
+   * 使用自定义的id生成策略
+   * @return
+   */
   @Bean
   public IdentifierGenerator idGenerator() {
-        return new DefaultIdentifierGenerator(NetUtil.getLocalhost());
+    return new IdentifierGenerator() {
+
+      @Override
+      public boolean assignId(Object idValue) {
+        if (idValue instanceof CharSequence) {
+          return StrUtil.isBlank((CharSequence) idValue);
+        }
+        return ObjUtil.isNull(idValue);
       }
 
+      @Override
+      public Number nextId(Object entity) {
+        return IdUtils.nextDateIdLong(entity.getClass().getSimpleName(), 17);
+      }
+
+      @Override
+      public String nextUUID(Object entity) {
+        return IdUtils.nextDateId(entity.getClass().getSimpleName(), 17);
+      }
+    };
+  }
+
+
   /**
    * PaginationInnerInterceptor 分页插件，自动识别数据库类型
    * https://baomidou.com/pages/97710a/

ruoyi-framework/src/main/java/com/ruoyi/framework/handler/CreateAndUpdateMetaObjectHandler.java

@@ -1,5 +1,7 @@
 package com.ruoyi.framework.handler;
 
+import cn.hutool.core.bean.BeanUtil;
+import cn.hutool.core.util.ObjUtil;
 import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.http.HttpStatus;
 import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
@@ -11,6 +13,7 @@ import com.ruoyi.common.utils.StringUtils;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.ibatis.reflection.MetaObject;
 
+import java.beans.PropertyDescriptor;
 import java.util.Date;
 
 /**
@@ -38,11 +41,25 @@ public class CreateAndUpdateMetaObjectHandler implements MetaObjectHandler {
         // 当前已登录 且 更新人为空 则填充
         baseEntity.setUpdateBy(username);
       }
+
+      this.strictInsertFill(metaObject, "createTime", Date.class, new Date());
+
+      try {
+        LoginUser loginUser = LoginHelper.getLoginUser();
+        this.strictInsertFill(metaObject, "createUserId", Long.class, loginUser.getUserId());
+        this.strictInsertFill(metaObject, "createUsername", String.class, loginUser.getUsername());
+        this.strictInsertFill(metaObject, "loginIp", String.class, loginUser.getIpaddr());
+
+      } catch (Exception e) {
+        log.debug("自动注入警告 => 用户未登录");
+      }
+
     } catch (Exception e) {
       throw new ServiceException("自动注入异常 => " + e.getMessage(), HttpStatus.HTTP_UNAUTHORIZED);
     }
   }
 
+
   @Override
   public void updateFill(MetaObject metaObject) {
     try {
@@ -57,6 +74,17 @@ public class CreateAndUpdateMetaObjectHandler implements MetaObjectHandler {
           baseEntity.setUpdateBy(username);
         }
       }
+
+      this.strictUpdateFill(metaObject, "updateTime", Date.class, new Date());
+
+      try {
+        LoginUser loginUser = LoginHelper.getLoginUser();
+        this.strictUpdateFill(metaObject, "updateUserId", Long.class, loginUser.getUserId());
+        this.strictUpdateFill(metaObject, "updateUsername", String.class, loginUser.getUsername());
+
+      } catch (Exception e) {
+        log.debug("自动注入警告 => 用户未登录");
+      }
     } catch (Exception e) {
       throw new ServiceException("自动注入异常 => " + e.getMessage(), HttpStatus.HTTP_UNAUTHORIZED);
     }