【7.3.4】初始化文件业务的绑定

kernel-d-file/file-business/src/main/java/cn/stylefeng/roses/kernel/file/modular/entity/SysFileBusiness.java

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+package cn.stylefeng.roses.kernel.file.modular.entity;
+
+import cn.stylefeng.roses.kernel.db.api.pojo.entity.BaseEntity;
+import cn.stylefeng.roses.kernel.rule.annotation.ChineseDescription;
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+/**
+ * 业务关联的文件实例类
+ *
+ * @author fengshuonan
+ * @date 2023/03/31 13:30
+ */
+@TableName("sys_file_business")
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class SysFileBusiness extends BaseEntity {
+
+    /**
+     * 主键id
+     */
+    @TableId(value = "file_business_id", type = IdType.ASSIGN_ID)
+    @ChineseDescription("主键id")
+    private Long fileBusinessId;
+
+    /**
+     * 业务主键id
+     */
+    @TableField("business_id")
+    @ChineseDescription("业务主键id")
+    private Long businessId;
+
+    /**
+     * 关联文件表的id
+     */
+    @TableField("file_id")
+    @ChineseDescription("关联文件表的id")
+    private Long fileId;
+
+    /**
+     * 下载次数
+     */
+    @TableField("download_count")
+    @ChineseDescription("下载次数")
+    private Integer downloadCount;
+
+    /**
+     * 租户id
+     */
+    @TableField("tenant_id")
+    @ChineseDescription("租户id")
+    private Long tenantId;
+
+}

kernel-d-file/file-business/src/main/java/cn/stylefeng/roses/kernel/file/modular/enums/SysFileBusinessExceptionEnum.java

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+package cn.stylefeng.roses.kernel.file.modular.enums;
+
+import cn.stylefeng.roses.kernel.rule.constants.RuleConstants;
+import cn.stylefeng.roses.kernel.rule.exception.AbstractExceptionEnum;
+import lombok.Getter;
+
+/**
+ * 业务关联的文件异常相关枚举
+ *
+ * @author fengshuonan
+ * @date 2023/03/31 13:30
+ */
+@Getter
+public enum SysFileBusinessExceptionEnum implements AbstractExceptionEnum {
+
+    /**
+     * 查询结果不存在
+     */
+    SYS_FILE_BUSINESS_NOT_EXISTED(RuleConstants.USER_OPERATION_ERROR_TYPE_CODE +  "10001", "查询结果不存在");
+
+    /**
+     * 错误编码
+     */
+    private final String errorCode;
+
+    /**
+     * 提示用户信息
+     */
+    private final String userTip;
+
+    SysFileBusinessExceptionEnum(String errorCode, String userTip) {
+        this.errorCode = errorCode;
+        this.userTip = userTip;
+    }
+
+}

kernel-d-file/file-business/src/main/java/cn/stylefeng/roses/kernel/file/modular/mapper/SysFileBusinessMapper.java

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+package cn.stylefeng.roses.kernel.file.modular.mapper;
+
+import cn.stylefeng.roses.kernel.file.modular.entity.SysFileBusiness;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+ * 业务关联的文件 Mapper 接口
+ *
+ * @author fengshuonan
+ * @date 2023/03/31 13:30
+ */
+public interface SysFileBusinessMapper extends BaseMapper<SysFileBusiness> {
+
+}

kernel-d-file/file-business/src/main/java/cn/stylefeng/roses/kernel/file/modular/mapper/mapping/SysFileBusinessMapper.xml

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+<?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="cn.stylefeng.roses.kernel.file.modular.mapper.SysFileBusinessMapper">
+
+
+</mapper>
+

kernel-d-file/file-business/src/main/java/cn/stylefeng/roses/kernel/file/modular/pojo/request/SysFileBusinessRequest.java

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+package cn.stylefeng.roses.kernel.file.modular.pojo.request;
+
+import cn.stylefeng.roses.kernel.rule.annotation.ChineseDescription;
+import cn.stylefeng.roses.kernel.rule.pojo.request.BaseRequest;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+import javax.validation.constraints.NotNull;
+
+/**
+ * 业务关联的文件封装类
+ *
+ * @author fengshuonan
+ * @date 2023/03/31 13:30
+ */
+@EqualsAndHashCode(callSuper = true)
+@Data
+public class SysFileBusinessRequest extends BaseRequest {
+
+    /**
+     * 主键id
+     */
+    @NotNull(message = "主键id不能为空", groups = {edit.class, delete.class})
+    @ChineseDescription("主键id")
+    private Long fileBusinessId;
+
+    /**
+     * 业务主键id
+     */
+    @ChineseDescription("业务主键id")
+    private Long businessId;
+
+    /**
+     * 关联文件表的id
+     */
+    @ChineseDescription("关联文件表的id")
+    private Long fileId;
+
+    /**
+     * 下载次数
+     */
+    @ChineseDescription("下载次数")
+    private Integer downloadCount;
+
+    /**
+     * 租户id
+     */
+    @ChineseDescription("租户id")
+    private Long tenantId;
+
+}

kernel-d-file/file-business/src/main/java/cn/stylefeng/roses/kernel/file/modular/service/SysFileBusinessService.java

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+package cn.stylefeng.roses.kernel.file.modular.service;
+
+import cn.stylefeng.roses.kernel.db.api.pojo.page.PageResult;
+import cn.stylefeng.roses.kernel.file.modular.entity.SysFileBusiness;
+import cn.stylefeng.roses.kernel.file.modular.pojo.request.SysFileBusinessRequest;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+import java.util.List;
+
+/**
+ * 业务关联的文件 服务类
+ *
+ * @author fengshuonan
+ * @date 2023/03/31 13:30
+ */
+public interface SysFileBusinessService extends IService<SysFileBusiness> {
+
+    /**
+     * 新增
+     *
+     * @param sysFileBusinessRequest 请求参数
+     * @author fengshuonan
+     * @date 2023/03/31 13:30
+     */
+    void add(SysFileBusinessRequest sysFileBusinessRequest);
+
+    /**
+     * 删除
+     *
+     * @param sysFileBusinessRequest 请求参数
+     * @author fengshuonan
+     * @date 2023/03/31 13:30
+     */
+    void del(SysFileBusinessRequest sysFileBusinessRequest);
+
+    /**
+     * 编辑
+     *
+     * @param sysFileBusinessRequest 请求参数
+     * @author fengshuonan
+     * @date 2023/03/31 13:30
+     */
+    void edit(SysFileBusinessRequest sysFileBusinessRequest);
+
+    /**
+     * 查询详情
+     *
+     * @param sysFileBusinessRequest 请求参数
+     * @author fengshuonan
+     * @date 2023/03/31 13:30
+     */
+    SysFileBusiness detail(SysFileBusinessRequest sysFileBusinessRequest);
+
+    /**
+     * 获取列表
+     *
+     * @param sysFileBusinessRequest 请求参数
+     * @return List<SysFileBusiness>   返回结果
+     * @author fengshuonan
+     * @date 2023/03/31 13:30
+     */
+    List<SysFileBusiness> findList(SysFileBusinessRequest sysFileBusinessRequest);
+
+    /**
+     * 获取列表（带分页）
+     *
+     * @param sysFileBusinessRequest 请求参数
+     * @return PageResult<SysFileBusiness>   返回结果
+     * @author fengshuonan
+     * @date 2023/03/31 13:30
+     */
+    PageResult<SysFileBusiness> findPage(SysFileBusinessRequest sysFileBusinessRequest);
+
+}

kernel-d-file/file-business/src/main/java/cn/stylefeng/roses/kernel/file/modular/service/impl/SysFileBusinessServiceImpl.java

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+package cn.stylefeng.roses.kernel.file.modular.service.impl;
+
+import cn.hutool.core.bean.BeanUtil;
+import cn.hutool.core.util.ObjectUtil;
+import cn.stylefeng.roses.kernel.db.api.factory.PageFactory;
+import cn.stylefeng.roses.kernel.db.api.factory.PageResultFactory;
+import cn.stylefeng.roses.kernel.db.api.pojo.page.PageResult;
+import cn.stylefeng.roses.kernel.file.modular.entity.SysFileBusiness;
+import cn.stylefeng.roses.kernel.file.modular.enums.SysFileBusinessExceptionEnum;
+import cn.stylefeng.roses.kernel.file.modular.mapper.SysFileBusinessMapper;
+import cn.stylefeng.roses.kernel.file.modular.pojo.request.SysFileBusinessRequest;
+import cn.stylefeng.roses.kernel.file.modular.service.SysFileBusinessService;
+import cn.stylefeng.roses.kernel.rule.exception.base.ServiceException;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+/**
+ * 业务关联的文件业务实现层
+ *
+ * @author fengshuonan
+ * @date 2023/03/31 13:30
+ */
+@Service
+public class SysFileBusinessServiceImpl extends ServiceImpl<SysFileBusinessMapper, SysFileBusiness> implements SysFileBusinessService {
+
+    @Override
+    public void add(SysFileBusinessRequest sysFileBusinessRequest) {
+        SysFileBusiness sysFileBusiness = new SysFileBusiness();
+        BeanUtil.copyProperties(sysFileBusinessRequest, sysFileBusiness);
+        this.save(sysFileBusiness);
+    }
+
+    @Override
+    public void del(SysFileBusinessRequest sysFileBusinessRequest) {
+        SysFileBusiness sysFileBusiness = this.querySysFileBusiness(sysFileBusinessRequest);
+        this.removeById(sysFileBusiness.getFileBusinessId());
+    }
+
+    @Override
+    public void edit(SysFileBusinessRequest sysFileBusinessRequest) {
+        SysFileBusiness sysFileBusiness = this.querySysFileBusiness(sysFileBusinessRequest);
+        BeanUtil.copyProperties(sysFileBusinessRequest, sysFileBusiness);
+        this.updateById(sysFileBusiness);
+    }
+
+    @Override
+    public SysFileBusiness detail(SysFileBusinessRequest sysFileBusinessRequest) {
+        return this.querySysFileBusiness(sysFileBusinessRequest);
+    }
+
+    @Override
+    public PageResult<SysFileBusiness> findPage(SysFileBusinessRequest sysFileBusinessRequest) {
+        LambdaQueryWrapper<SysFileBusiness> wrapper = createWrapper(sysFileBusinessRequest);
+        Page<SysFileBusiness> sysRolePage = this.page(PageFactory.defaultPage(), wrapper);
+        return PageResultFactory.createPageResult(sysRolePage);
+    }
+
+    @Override
+    public List<SysFileBusiness> findList(SysFileBusinessRequest sysFileBusinessRequest) {
+        LambdaQueryWrapper<SysFileBusiness> wrapper = this.createWrapper(sysFileBusinessRequest);
+        return this.list(wrapper);
+    }
+
+    /**
+     * 获取信息
+     *
+     * @author fengshuonan
+     * @date 2023/03/31 13:30
+     */
+    private SysFileBusiness querySysFileBusiness(SysFileBusinessRequest sysFileBusinessRequest) {
+        SysFileBusiness sysFileBusiness = this.getById(sysFileBusinessRequest.getFileBusinessId());
+        if (ObjectUtil.isEmpty(sysFileBusiness)) {
+            throw new ServiceException(SysFileBusinessExceptionEnum.SYS_FILE_BUSINESS_NOT_EXISTED);
+        }
+        return sysFileBusiness;
+    }
+
+    /**
+     * 创建查询wrapper
+     *
+     * @author fengshuonan
+     * @date 2023/03/31 13:30
+     */
+    private LambdaQueryWrapper<SysFileBusiness> createWrapper(SysFileBusinessRequest sysFileBusinessRequest) {
+        LambdaQueryWrapper<SysFileBusiness> queryWrapper = new LambdaQueryWrapper<>();
+
+        Long fileBusinessId = sysFileBusinessRequest.getFileBusinessId();
+        Long businessId = sysFileBusinessRequest.getBusinessId();
+        Long fileId = sysFileBusinessRequest.getFileId();
+        Integer downloadCount = sysFileBusinessRequest.getDownloadCount();
+        Long tenantId = sysFileBusinessRequest.getTenantId();
+
+        queryWrapper.eq(ObjectUtil.isNotNull(fileBusinessId), SysFileBusiness::getFileBusinessId, fileBusinessId);
+        queryWrapper.eq(ObjectUtil.isNotNull(businessId), SysFileBusiness::getBusinessId, businessId);
+        queryWrapper.eq(ObjectUtil.isNotNull(fileId), SysFileBusiness::getFileId, fileId);
+        queryWrapper.eq(ObjectUtil.isNotNull(downloadCount), SysFileBusiness::getDownloadCount, downloadCount);
+        queryWrapper.eq(ObjectUtil.isNotNull(tenantId), SysFileBusiness::getTenantId, tenantId);
+
+        return queryWrapper;
+    }
+
+}