package org.jeecg.modules.dnc.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.jeecg.modules.dnc.entity.FileOperate;
import org.jeecg.modules.dnc.mapper.FileOperateMapper;
import org.jeecg.modules.dnc.utils.ValidateUtil;
import org.jeecg.modules.dnc.service.IFileOperateService;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.List;

@Service
public class FileOperateServiceImpl extends ServiceImpl<FileOperateMapper, FileOperate> implements IFileOperateService {
    @Override
    public FileOperate getByDocId(String docId) {
        if(!ValidateUtil.validateString(docId)) {
            return null;
        }
        List<FileOperate> list = super.lambdaQuery().eq(FileOperate::getDocId, docId).list();
        if(list == null || list.isEmpty())
            return null;
        return list.get(0);
    }

    @Override
    @Transactional(rollbackFor = {Exception.class})
    public boolean deleteByDocId(String docId) {
        if(!ValidateUtil.validateString(docId)) {
            return false;
        }
        LambdaQueryWrapper<FileOperate> lambdaQueryWrapper = Wrappers.lambdaQuery();
        lambdaQueryWrapper.eq(FileOperate::getDocId, docId);
        return super.remove(lambdaQueryWrapper);
    }
}