feat: 添加MybatisPlus自动填充createTime相关

Author: cadecode

framework/src/main/java/top/cadecode/uniboot/framework/config/MybatisConfig.java

@@ -1,9 +1,16 @@
 package top.cadecode.uniboot.framework.config;
 
+import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
 import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
 import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
+import org.apache.ibatis.reflection.MetaObject;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import top.cadecode.uniboot.framework.security.TokenAuthHolder;
+import top.cadecode.uniboot.system.bean.dto.SysUserDto.SysUserDetailsDto;
+
+import java.util.Date;
+import java.util.Optional;
 
 /**
  * mybatis 配置类
@@ -13,6 +20,7 @@
  */
 @Configuration
 public class MybatisConfig {
+
     /**
      * Mybatis Plus 插件配置
      */
@@ -22,4 +30,30 @@ public MybatisPlusInterceptor mybatisPlusInterceptor() {
         interceptor.addInnerInterceptor(new PaginationInnerInterceptor());
         return interceptor;
     }
+
+    @Bean
+    public MetaObjectHandler metaObjectHandler() {
+        return new MetaObjectHandler() {
+            @Override
+            public void insertFill(MetaObject metaObject) {
+                this.setFieldValByName("createTime", new Date(), metaObject);
+                updateUser(metaObject);
+            }
+
+            @Override
+            public void updateFill(MetaObject metaObject) {
+                this.setFieldValByName("updateTime", new Date(), metaObject);
+                updateUser(metaObject);
+            }
+
+            public void updateUser(MetaObject metaObject) {
+                SysUserDetailsDto userDetails = TokenAuthHolder.getUserDetails(null);
+                String updateUser = Optional.ofNullable(userDetails)
+                        .map(SysUserDetailsDto::getUsername)
+                        .map(String::valueOf)
+                        .orElse(null);
+                this.setFieldValByName("updateUser", updateUser, metaObject);
+            }
+        };
+    }
 }