feat(system): 新增编码规则管理功能

- 新增编码规则实体类 SysCodeRule 及其 Mapper、Service、Controller 层实现
- 实现编码规则的增删改查及分页查询功能
- 支持编码规则生成逻辑，包括前缀、模板和序列号处理
- 提供 Dubbo 接口 RemoteCodeRuleService 用于远程调用编码生成- 添加编码规则相关常量定义及 VO、BO 数据传输对象
- 配置 MyBatis Mapper 文件并支持 Excel 导出功能
- 实现权限控制与操作日志记录功能

ruoyi-api/ruoyi-api-system/src/main/java/org/dromara/system/api/RemoteCodeRuleService.java

@@ -0,0 +1,17 @@
+package org.dromara.system.api;
+
+/**
+ * 编码规则服务
+ *
+ * @author Yinq
+ */
+public interface RemoteCodeRuleService {
+
+    /**
+     * 通过编码规则编码获取编码
+     * @param codeRuleCode 编码规则编码
+     * @return currentCode
+     */
+    String selectCodeRuleCode(String codeRuleCode);
+
+}

ruoyi-common/ruoyi-common-core/src/main/java/org/dromara/common/core/constant/SysConstants.java

@@ -0,0 +1,21 @@
+package org.dromara.common.core.constant;
+
+/**
+ * SYS通用常量信息
+ *
+ * @author ruoyi
+ */
+public interface SysConstants {
+
+    /**
+     * SYS规则编码：更新标识(1不更新)
+     */
+    String SYS_RENEW_FLAG_NO = "1";
+
+    /**
+     * SYS规则编码：(2每日更新)
+     */
+    String SYS_RENEW_FLAG_DAY = "2";
+
+}
+

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/controller/SysCodeRuleController.java

@@ -0,0 +1,127 @@
+package org.dromara.system.controller;
+
+import java.util.List;
+
+import lombok.RequiredArgsConstructor;
+import jakarta.servlet.http.HttpServletResponse;
+import jakarta.validation.constraints.*;
+import cn.dev33.satoken.annotation.SaCheckPermission;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.validation.annotation.Validated;
+import org.dromara.common.idempotent.annotation.RepeatSubmit;
+import org.dromara.common.log.annotation.Log;
+import org.dromara.common.web.core.BaseController;
+import org.dromara.common.mybatis.core.page.PageQuery;
+import org.dromara.common.core.domain.R;
+import org.dromara.common.core.validate.AddGroup;
+import org.dromara.common.core.validate.EditGroup;
+import org.dromara.common.log.enums.BusinessType;
+import org.dromara.common.excel.utils.ExcelUtil;
+import org.dromara.system.domain.vo.SysCodeRuleVo;
+import org.dromara.system.domain.bo.SysCodeRuleBo;
+import org.dromara.system.service.ISysCodeRuleService;
+import org.dromara.common.mybatis.core.page.TableDataInfo;
+
+/**
+ * 编码规则
+ * 前端访问路由地址为:/system/codeRule
+ *
+ * @author Yinq
+ * @date 2025-02-11
+ */
+@Validated
+@RequiredArgsConstructor
+@RestController
+@RequestMapping("/codeRule")
+public class SysCodeRuleController extends BaseController {
+
+    private final ISysCodeRuleService sysCodeRuleService;
+
+    /**
+     * 查询编码规则列表
+     */
+    @SaCheckPermission("system:codeRule:list")
+    @GetMapping("/list")
+    public TableDataInfo<SysCodeRuleVo> list(SysCodeRuleBo bo, PageQuery pageQuery) {
+        return sysCodeRuleService.queryPageList(bo, pageQuery);
+    }
+
+    /**
+     * 导出编码规则列表
+     */
+    @SaCheckPermission("system:codeRule:export")
+    @Log(title = "编码规则", businessType = BusinessType.EXPORT)
+    @PostMapping("/export")
+    public void export(SysCodeRuleBo bo, HttpServletResponse response) {
+        List<SysCodeRuleVo> list = sysCodeRuleService.queryList(bo);
+        ExcelUtil.exportExcel(list, "编码规则", SysCodeRuleVo.class, response);
+    }
+
+    /**
+     * 获取编码规则详细信息
+     *
+     * @param codeRuleId 主键
+     */
+    @SaCheckPermission("system:codeRule:query")
+    @GetMapping("/{codeRuleId}")
+    public R<SysCodeRuleVo> getInfo(@NotNull(message = "主键不能为空")
+                                    @PathVariable Long codeRuleId) {
+        return R.ok(sysCodeRuleService.queryById(codeRuleId));
+    }
+
+    /**
+     * 新增编码规则
+     */
+    @SaCheckPermission("system:codeRule:add")
+    @Log(title = "编码规则", businessType = BusinessType.INSERT)
+    @RepeatSubmit()
+    @PostMapping()
+    public R<Void> add(@Validated(AddGroup.class) @RequestBody SysCodeRuleBo bo) {
+        return toAjax(sysCodeRuleService.insertByBo(bo));
+    }
+
+    /**
+     * 修改编码规则
+     */
+    @SaCheckPermission("system:codeRule:edit")
+    @Log(title = "编码规则", businessType = BusinessType.UPDATE)
+    @RepeatSubmit()
+    @PutMapping()
+    public R<Void> edit(@Validated(EditGroup.class) @RequestBody SysCodeRuleBo bo) {
+        return toAjax(sysCodeRuleService.updateByBo(bo));
+    }
+
+    /**
+     * 删除编码规则
+     *
+     * @param codeRuleIds 主键串
+     */
+    @SaCheckPermission("system:codeRule:remove")
+    @Log(title = "编码规则", businessType = BusinessType.DELETE)
+    @DeleteMapping("/{codeRuleIds}")
+    public R<Void> remove(@NotEmpty(message = "主键不能为空")
+                          @PathVariable Long[] codeRuleIds) {
+        return toAjax(sysCodeRuleService.deleteWithValidByIds(List.of(codeRuleIds), true));
+    }
+
+
+    /**
+     * 下拉框查询编码规则列表
+     */
+    @GetMapping("/getSysCodeRuleList")
+    public R<List<SysCodeRuleVo>> getSysCodeRuleList(SysCodeRuleBo bo) {
+        List<SysCodeRuleVo> list = sysCodeRuleService.queryList(bo);
+        return R.ok(list);
+    }
+
+    /**
+     * 获取生成的编码规则
+     * @param bo 编码规则编码
+     * @return
+     */
+    @GetMapping("/getRuleGenerateCode")
+    public R<String> getRuleGenerateCode(SysCodeRuleBo bo) {
+        return R.ok(sysCodeRuleService.getRuleGenerateCode(bo));
+    }
+
+}

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/domain/SysCodeRule.java

@@ -0,0 +1,80 @@
+package org.dromara.system.domain;
+
+import org.dromara.common.tenant.core.TenantEntity;
+import com.baomidou.mybatisplus.annotation.*;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+import java.io.Serial;
+
+/**
+ * 编码规则对象 sys_code_rule
+ *
+ * @author Yinq
+ * @date 2025-02-11
+ */
+@Data
+@EqualsAndHashCode(callSuper = true)
+@TableName("sys_code_rule")
+public class SysCodeRule extends TenantEntity {
+
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 编码规则ID
+     */
+    @TableId(value = "code_rule_id", type = IdType.AUTO)
+    private Long codeRuleId;
+
+    /**
+     * 编码规则编码
+     */
+    private String codeRuleCode;
+
+    /**
+     * 编码规则字段
+     */
+    private String codeRuleName;
+
+    /**
+     * 规则前缀
+     */
+    private String rulePrefix;
+
+    /**
+     * 序列号初始长度
+     */
+    private Long sequenceLength;
+
+    /**
+     * 规则模板
+     */
+    private String ruleTemplate;
+
+    /**
+     * 更新标识(1不更新 2每日更新)
+     */
+    private String renewFlag;
+
+    /**
+     * 当前编码
+     */
+    private String currentCode;
+
+    /**
+     * 下个编码
+     */
+    private String nextCode;
+
+    /**
+     * 激活标识(1是 0否)
+     */
+    private String activeFlag;
+
+    /**
+     * 备注
+     */
+    private String remark;
+
+}

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/domain/bo/SysCodeRuleBo.java

@@ -0,0 +1,84 @@
+package org.dromara.system.domain.bo;
+
+import org.dromara.system.domain.SysCodeRule;
+import org.dromara.common.mybatis.core.domain.BaseEntity;
+import org.dromara.common.core.validate.AddGroup;
+import org.dromara.common.core.validate.EditGroup;
+import io.github.linpeilie.annotations.AutoMapper;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import jakarta.validation.constraints.*;
+
+/**
+ * 编码规则业务对象 sys_code_rule
+ *
+ * @author Yinq
+ * @date 2025-02-11
+ */
+@Data
+@EqualsAndHashCode(callSuper = true)
+@AutoMapper(target = SysCodeRule.class, reverseConvertGenerate = false)
+public class SysCodeRuleBo extends BaseEntity {
+
+    /**
+     * 编码规则ID
+     */
+    private Long codeRuleId;
+
+    /**
+     * 编码规则编码
+     */
+    @NotBlank(message = "编码规则编码不能为空", groups = {AddGroup.class, EditGroup.class})
+    private String codeRuleCode;
+
+    /**
+     * 编码规则字段
+     */
+    @NotBlank(message = "编码规则字段不能为空", groups = {AddGroup.class, EditGroup.class})
+    private String codeRuleName;
+
+    /**
+     * 规则前缀
+     */
+    @NotBlank(message = "规则前缀不能为空", groups = {AddGroup.class, EditGroup.class})
+    private String rulePrefix;
+
+    /**
+     * 序列号初始长度
+     */
+    private Long sequenceLength;
+
+    /**
+     * 规则模板
+     */
+    private String ruleTemplate;
+
+    /**
+     * 更新标识(1不更新 2每日更新)
+     */
+    @NotBlank(message = "更新标识(1不更新 2每日更新)不能为空", groups = {AddGroup.class, EditGroup.class})
+    private String renewFlag;
+
+    /**
+     * 当前编码
+     */
+    private String currentCode;
+
+    /**
+     * 下个编码
+     */
+    private String nextCode;
+
+    /**
+     * 激活标识(1是 0否)
+     */
+    @NotBlank(message = "激活标识(1是 0否)不能为空", groups = {AddGroup.class, EditGroup.class})
+    private String activeFlag;
+
+    /**
+     * 备注
+     */
+    private String remark;
+
+
+}

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/domain/vo/SysCodeRuleVo.java

@@ -0,0 +1,100 @@
+package org.dromara.system.domain.vo;
+
+import cn.idev.excel.annotation.ExcelIgnoreUnannotated;
+import cn.idev.excel.annotation.ExcelProperty;
+import org.dromara.system.domain.SysCodeRule;
+import org.dromara.common.excel.annotation.ExcelDictFormat;
+import org.dromara.common.excel.convert.ExcelDictConvert;
+import io.github.linpeilie.annotations.AutoMapper;
+import lombok.Data;
+
+import java.io.Serial;
+import java.io.Serializable;
+import java.util.Date;
+
+
+
+/**
+ * 编码规则视图对象 sys_code_rule
+ *
+ * @author Yinq
+ * @date 2025-02-11
+ */
+@Data
+@ExcelIgnoreUnannotated
+@AutoMapper(target = SysCodeRule.class)
+public class SysCodeRuleVo implements Serializable {
+
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 编码规则ID
+     */
+    @ExcelProperty(value = "编码规则ID")
+    private Long codeRuleId;
+
+    /**
+     * 编码规则编码
+     */
+    @ExcelProperty(value = "编码规则编码")
+    private String codeRuleCode;
+
+    /**
+     * 编码规则字段
+     */
+    @ExcelProperty(value = "编码规则字段")
+    private String codeRuleName;
+
+    /**
+     * 规则前缀
+     */
+    @ExcelProperty(value = "规则前缀")
+    private String rulePrefix;
+
+    /**
+     * 序列号初始长度
+     */
+    @ExcelProperty(value = "序列号初始长度")
+    private Long sequenceLength;
+
+    /**
+     * 规则模板
+     */
+    @ExcelProperty(value = "规则模板")
+    private String ruleTemplate;
+
+    /**
+     * 更新标识(1不更新 2每日更新)
+     */
+    @ExcelProperty(value = "更新标识(1不更新 2每日更新)", converter = ExcelDictConvert.class)
+    @ExcelDictFormat(dictType = "renew_flag")
+    private String renewFlag;
+
+    /**
+     * 当前编码
+     */
+    @ExcelProperty(value = "当前编码")
+    private String currentCode;
+
+    /**
+     * 下个编码
+     */
+    @ExcelProperty(value = "下个编码")
+    private String nextCode;
+
+    /**
+     * 激活标识(1是 0否)
+     */
+    @ExcelProperty(value = "激活标识(1是 0否)", converter = ExcelDictConvert.class)
+    @ExcelDictFormat(dictType = "active_flag")
+    private String activeFlag;
+
+    /**
+     * 备注
+     */
+    @ExcelProperty(value = "备注")
+    private String remark;
+
+
+}

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/dubbo/RemoteCodeRuleServiceImpl.java

@@ -0,0 +1,33 @@
+package org.dromara.system.dubbo;
+
+import lombok.RequiredArgsConstructor;
+import org.apache.dubbo.config.annotation.DubboService;
+import org.dromara.system.api.RemoteCodeRuleService;
+import org.dromara.system.domain.bo.SysCodeRuleBo;
+import org.dromara.system.service.ISysCodeRuleService;
+import org.springframework.stereotype.Service;
+
+/**
+ * 编码规则服务
+ *
+ * @author Yinq
+ */
+@RequiredArgsConstructor
+@Service
+@DubboService
+public class RemoteCodeRuleServiceImpl implements RemoteCodeRuleService {
+
+    private final ISysCodeRuleService sysCodeRuleService;
+
+    /**
+     * 通过编码规则编码获取编码
+     * @param codeRuleCode 编码规则编码
+     * @return currentCode
+     */
+    @Override
+    public String selectCodeRuleCode(String codeRuleCode) {
+        SysCodeRuleBo bo = new SysCodeRuleBo();
+        bo.setCodeRuleCode(codeRuleCode);
+        return sysCodeRuleService.getRuleGenerateCode(bo);
+    }
+}

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/mapper/SysCodeRuleMapper.java

@@ -0,0 +1,15 @@
+package org.dromara.system.mapper;
+
+import org.dromara.system.domain.SysCodeRule;
+import org.dromara.system.domain.vo.SysCodeRuleVo;
+import org.dromara.common.mybatis.core.mapper.BaseMapperPlus;
+
+/**
+ * 编码规则Mapper接口
+ *
+ * @author Yinq
+ * @date 2025-02-11
+ */
+public interface SysCodeRuleMapper extends BaseMapperPlus<SysCodeRule, SysCodeRuleVo> {
+
+}

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysCodeRuleService.java

@@ -0,0 +1,77 @@
+package org.dromara.system.service;
+
+import org.dromara.system.domain.SysCodeRule;
+import org.dromara.system.domain.vo.SysCodeRuleVo;
+import org.dromara.system.domain.bo.SysCodeRuleBo;
+import org.dromara.common.mybatis.core.page.TableDataInfo;
+import org.dromara.common.mybatis.core.page.PageQuery;
+
+import java.util.Collection;
+import java.util.List;
+
+/**
+ * 编码规则Service接口
+ *
+ * @author Yinq
+ * @date 2025-02-11
+ */
+public interface ISysCodeRuleService {
+
+    /**
+     * 查询编码规则
+     *
+     * @param codeRuleId 主键
+     * @return 编码规则
+     */
+    SysCodeRuleVo queryById(Long codeRuleId);
+
+    /**
+     * 分页查询编码规则列表
+     *
+     * @param bo        查询条件
+     * @param pageQuery 分页参数
+     * @return 编码规则分页列表
+     */
+    TableDataInfo<SysCodeRuleVo> queryPageList(SysCodeRuleBo bo, PageQuery pageQuery);
+
+    /**
+     * 查询符合条件的编码规则列表
+     *
+     * @param bo 查询条件
+     * @return 编码规则列表
+     */
+    List<SysCodeRuleVo> queryList(SysCodeRuleBo bo);
+
+    /**
+     * 新增编码规则
+     *
+     * @param bo 编码规则
+     * @return 是否新增成功
+     */
+    Boolean insertByBo(SysCodeRuleBo bo);
+
+    /**
+     * 修改编码规则
+     *
+     * @param bo 编码规则
+     * @return 是否修改成功
+     */
+    Boolean updateByBo(SysCodeRuleBo bo);
+
+    /**
+     * 校验并批量删除编码规则信息
+     *
+     * @param ids     待删除的主键集合
+     * @param isValid 是否进行有效性校验
+     * @return 是否删除成功
+     */
+    Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid);
+
+    /**
+     * 获取生成的编码规则
+     * @param bo 编码规则编码
+     * @return
+     */
+    String getRuleGenerateCode(SysCodeRuleBo bo);
+
+}

ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysCodeRuleServiceImpl.java

@@ -0,0 +1,205 @@
+package org.dromara.system.service.impl;
+
+import org.dromara.common.core.constant.SysConstants;
+import org.dromara.common.core.utils.DateUtils;
+import org.dromara.common.core.utils.MapstructUtils;
+import org.dromara.common.core.utils.StringUtils;
+import org.dromara.common.mybatis.core.page.TableDataInfo;
+import org.dromara.common.mybatis.core.page.PageQuery;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.github.yulichang.toolkit.JoinWrappers;
+import com.github.yulichang.wrapper.MPJLambdaWrapper;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.dromara.system.domain.bo.SysCodeRuleBo;
+import org.dromara.system.domain.vo.SysCodeRuleVo;
+import org.dromara.system.domain.SysCodeRule;
+import org.dromara.system.mapper.SysCodeRuleMapper;
+import org.dromara.system.service.ISysCodeRuleService;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.Date;
+import java.util.List;
+import java.util.Map;
+import java.util.Collection;
+
+/**
+ * 编码规则Service业务层处理
+ *
+ * @author Yinq
+ * @date 2025-02-11
+ */
+@RequiredArgsConstructor
+@Service
+public class SysCodeRuleServiceImpl implements ISysCodeRuleService {
+
+    private final SysCodeRuleMapper baseMapper;
+
+    /**
+     * 查询编码规则
+     *
+     * @param codeRuleId 主键
+     * @return 编码规则
+     */
+    @Override
+    public SysCodeRuleVo queryById(Long codeRuleId) {
+        return baseMapper.selectVoById(codeRuleId);
+    }
+
+    /**
+     * 分页查询编码规则列表
+     *
+     * @param bo        查询条件
+     * @param pageQuery 分页参数
+     * @return 编码规则分页列表
+     */
+    @Override
+    public TableDataInfo<SysCodeRuleVo> queryPageList(SysCodeRuleBo bo, PageQuery pageQuery) {
+        MPJLambdaWrapper<SysCodeRule> lqw = buildQueryWrapper(bo);
+        Page<SysCodeRuleVo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
+        return TableDataInfo.build(result);
+    }
+
+    /**
+     * 查询符合条件的编码规则列表
+     *
+     * @param bo 查询条件
+     * @return 编码规则列表
+     */
+    @Override
+    public List<SysCodeRuleVo> queryList(SysCodeRuleBo bo) {
+        MPJLambdaWrapper<SysCodeRule> lqw = buildQueryWrapper(bo);
+        return baseMapper.selectVoList(lqw);
+    }
+
+    private MPJLambdaWrapper<SysCodeRule> buildQueryWrapper(SysCodeRuleBo bo) {
+        Map<String, Object> params = bo.getParams();
+        MPJLambdaWrapper<SysCodeRule> lqw = JoinWrappers.lambda(SysCodeRule.class)
+            .selectAll(SysCodeRule.class)
+            .eq(bo.getCodeRuleId() != null, SysCodeRule::getCodeRuleId, bo.getCodeRuleId())
+            .eq(StringUtils.isNotBlank(bo.getCodeRuleCode()), SysCodeRule::getCodeRuleCode, bo.getCodeRuleCode())
+            .like(StringUtils.isNotBlank(bo.getCodeRuleName()), SysCodeRule::getCodeRuleName, bo.getCodeRuleName())
+            .eq(StringUtils.isNotBlank(bo.getRulePrefix()), SysCodeRule::getRulePrefix, bo.getRulePrefix())
+            .eq(StringUtils.isNotBlank(bo.getRuleTemplate()), SysCodeRule::getRuleTemplate, bo.getRuleTemplate())
+            .eq(StringUtils.isNotBlank(bo.getRenewFlag()), SysCodeRule::getRenewFlag, bo.getRenewFlag())
+            .eq(StringUtils.isNotBlank(bo.getCurrentCode()), SysCodeRule::getCurrentCode, bo.getCurrentCode())
+            .eq(StringUtils.isNotBlank(bo.getNextCode()), SysCodeRule::getNextCode, bo.getNextCode())
+            .eq(StringUtils.isNotBlank(bo.getActiveFlag()), SysCodeRule::getActiveFlag, bo.getActiveFlag())
+            .orderByAsc(SysCodeRule::getCreateTime);
+        return lqw;
+    }
+
+    /**
+     * 新增编码规则
+     *
+     * @param bo 编码规则
+     * @return 是否新增成功
+     */
+    @Override
+    public Boolean insertByBo(SysCodeRuleBo bo) {
+        SysCodeRule add = MapstructUtils.convert(bo, SysCodeRule.class);
+        validEntityBeforeSave(add);
+        generateCode(add);
+        boolean flag = baseMapper.insert(add) > 0;
+        if (flag) {
+            bo.setCodeRuleId(add.getCodeRuleId());
+        }
+        return flag;
+    }
+
+    /**
+     * 修改编码规则
+     *
+     * @param bo 编码规则
+     * @return 是否修改成功
+     */
+    @Override
+    public Boolean updateByBo(SysCodeRuleBo bo) {
+        SysCodeRule update = MapstructUtils.convert(bo, SysCodeRule.class);
+        validEntityBeforeSave(update);
+        return baseMapper.updateById(update) > 0;
+    }
+
+    /**
+     * 保存前的数据校验
+     */
+    private void validEntityBeforeSave(SysCodeRule entity) {
+        //TODO 做一些数据校验,如唯一约束
+    }
+
+    /**
+     * 校验并批量删除编码规则信息
+     *
+     * @param ids     待删除的主键集合
+     * @param isValid 是否进行有效性校验
+     * @return 是否删除成功
+     */
+    @Override
+    public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
+        if (isValid) {
+            //TODO 做一些业务上的校验,判断是否需要校验
+        }
+        return baseMapper.deleteByIds(ids) > 0;
+    }
+
+    /**
+     * 获取生成的编码规则
+     * @param bo 编码规则编码
+     * @return
+     */
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public String getRuleGenerateCode(SysCodeRuleBo bo) {
+        MPJLambdaWrapper<SysCodeRule> lqw = buildQueryWrapper(bo);
+        SysCodeRule sysCodeRule = baseMapper.selectOne(lqw);
+        SysCodeRule codeRule = generateCode(sysCodeRule);
+        baseMapper.updateById(codeRule);
+        return codeRule.getCurrentCode();
+    }
+
+    public SysCodeRule generateCode(SysCodeRule sysCodeRule) {
+        if (StringUtils.isNull(sysCodeRule)) {
+            return null;
+        }
+        Long sequenceLength = sysCodeRule.getSequenceLength();
+        String ruleTemplate = sysCodeRule.getRuleTemplate();
+        String rulePrefix = sysCodeRule.getRulePrefix();
+        String nextCode = sysCodeRule.getNextCode();
+        StringBuilder code = new StringBuilder();
+        code.append(rulePrefix);
+        String dateToStr = null;
+        if (sysCodeRule.getRenewFlag().equals(SysConstants.SYS_RENEW_FLAG_DAY)) {
+            //每日更新
+            dateToStr = DateUtils.parseDateToStr(ruleTemplate, new Date());
+            code.append(dateToStr);
+            // 如果 nextCode 不包含 dateToStr，说明是新的日期
+            if (nextCode == null || !nextCode.contains(dateToStr)) {
+                String cCode = code + formatSequence(sequenceLength, 1L);
+                String nCode = code + formatSequence(sequenceLength, 2L);
+                sysCodeRule.setCurrentCode(cCode);
+                sysCodeRule.setNextCode(nCode);
+                return sysCodeRule;
+            }
+        }
+        long seq = 1L;
+        if ((StringUtils.isNotEmpty(nextCode) && StringUtils.isNotEmpty(dateToStr) && nextCode.contains(dateToStr))
+            || sysCodeRule.getRenewFlag().equals(SysConstants.SYS_RENEW_FLAG_NO)) {
+            String substring = nextCode.substring(nextCode.length() - sequenceLength.intValue());
+            seq = Long.parseLong(substring) + 1;
+        }
+        //序列号
+        code.append(formatSequence(sequenceLength, seq));
+        sysCodeRule.setCurrentCode(sysCodeRule.getNextCode());
+        sysCodeRule.setNextCode(code.toString());
+        return sysCodeRule;
+    }
+
+    public static String formatSequence(Long sequenceLength, Long seq) {
+        String seqStr = String.valueOf(seq);
+        if (seqStr.length() >= sequenceLength) {
+            return seqStr;
+        }
+        return String.format("%0" + sequenceLength + "d", seq);
+    }
+
+}

ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysCodeRuleMapper.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper
+PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="org.dromara.system.mapper.SysCodeRuleMapper">
+
+</mapper>