package com.iailab.module.data.channel.opcda.service.impl;

import cn.hutool.core.collection.CollUtil;
import com.baomidou.dynamic.datasource.annotation.DSTransactional;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.iailab.framework.common.pojo.PageResult;
import com.iailab.framework.common.util.object.BeanUtils;
import com.iailab.framework.common.util.object.ConvertUtils;
import com.iailab.module.data.channel.opcda.dao.ChannelOPCDATagDao;
import com.iailab.module.data.channel.opcda.dto.ChannelOPCDATagDTO;
import com.iailab.module.data.channel.opcda.entity.ChannelOPCDATagEntity;
import com.iailab.module.data.channel.opcda.service.ChannelOPCDATagService;
import com.iailab.module.data.channel.opcda.vo.OpcDaTagImportExcelVO;
import com.iailab.module.data.channel.opcda.vo.OpcDaTagPageReqVO;
import com.iailab.module.data.channel.tag.vo.TagImportRespVO;
import com.iailab.module.data.common.enums.CommonConstant;
import lombok.extern.slf4j.Slf4j;
import org.apache.poi.ss.usermodel.CellType;
import org.apache.poi.xssf.usermodel.XSSFRow;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import javax.annotation.Resource;
import java.io.File;
import java.io.FileInputStream;
import java.util.*;

import static com.iailab.framework.common.exception.util.ServiceExceptionUtil.exception;
import static com.iailab.module.data.enums.ErrorCodeConstants.*;

/**
 * @author lirm
 * @Description
 * @createTime 2024年08月26日
 */
@Slf4j
@Service
public class ChannelOPCDATagServiceImpl extends ServiceImpl<ChannelOPCDATagDao, ChannelOPCDATagEntity> implements ChannelOPCDATagService {
    @Resource
    private ChannelOPCDATagDao channelOPCDATagDao;

    @Value("${iems.upload-dir}")
    private String uploadDir;


    @Override
    public PageResult<ChannelOPCDATagEntity> queryPage(OpcDaTagPageReqVO reqVO) {
        return channelOPCDATagDao.selectPage(reqVO);
    }

    @Override
    public ChannelOPCDATagEntity info(String id) {
        return channelOPCDATagDao.selectById(id);
    }

    @Override
    public void add(ChannelOPCDATagEntity channelOPCDATagEntity) {
        channelOPCDATagDao.insert(channelOPCDATagEntity);
    }

    @Override
    public void update(ChannelOPCDATagEntity channelOPCDATagEntity) {
        channelOPCDATagDao.updateById(channelOPCDATagEntity);
    }

    @Override
    public void delete(String id) {
        channelOPCDATagDao.deleteById(id);
    }

    @Override
    public List<ChannelOPCDATagDTO> selectAll() {
        List<ChannelOPCDATagEntity> entityList = channelOPCDATagDao.selectList(null);
        return ConvertUtils.sourceToTarget(entityList, ChannelOPCDATagDTO.class);
    }

    @Override
    public List<ChannelOPCDATagEntity> listByIds(List<String> ids) {
        return channelOPCDATagDao.selectList(new QueryWrapper<ChannelOPCDATagEntity>().in("id", ids));
    }

    @Override
    public void deleteByServerId(String serverId) {
        channelOPCDATagDao.delete(new QueryWrapper<ChannelOPCDATagEntity>().eq("server_id",serverId));
    }

    @Override
    public List<ChannelOPCDATagEntity> getByserverId(String serverId) {
        QueryWrapper<ChannelOPCDATagEntity> queryWrapper = new QueryWrapper<>();
        queryWrapper.eq("server_id", serverId).orderByDesc ("create_time");
        return channelOPCDATagDao.selectList(queryWrapper);

    }

    @Override
    @DSTransactional(rollbackFor = Exception.class)
    public void importTag(String serverId, MultipartFile file) throws Exception {
        try {
            String suffix = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf("."));
            String fileName = UUID.randomUUID().toString() + suffix;
            String path = uploadDir + fileName;
            file.transferTo(new File(path));

            XSSFWorkbook hssfWorkbook = new XSSFWorkbook(new FileInputStream(path));
            XSSFSheet sheet = hssfWorkbook.getSheetAt(0);
            int lastRowNum = sheet.getLastRowNum();
            log.info("最后一行：" + lastRowNum);
            int lastCellNum = 4;
            List<ChannelOPCDATagEntity> dangerList = new ArrayList<>();
            for (int i = 2; i <= lastRowNum; i++) {
                XSSFRow row = sheet.getRow(i);
                for (int j = row.getFirstCellNum(); j < lastCellNum; j++) {
                    row.getCell(j).setCellType(CellType.STRING);
                }
                ChannelOPCDATagEntity tagEntity = new ChannelOPCDATagEntity();
                tagEntity.setId(UUID.randomUUID().toString());
                tagEntity.setTagName(row.getCell(1).getStringCellValue());
                tagEntity.setDataType(row.getCell(2).getStringCellValue());
                tagEntity.setItemId(row.getCell(3).getStringCellValue());
                tagEntity.setEnabled(CommonConstant.IS_ENABLE);
                tagEntity.setServerId(serverId);
                dangerList.add(tagEntity);
            }
            if (CollectionUtils.isEmpty(dangerList)) {
                return;
            }
            //getBaseMapper().insertList(dangerList);
            dangerList.forEach(item -> {
                try {
                    channelOPCDATagDao.insert(item);
                } catch (Exception ex) {
                    log.warn("插入异常：" + item.getTagName());
                }
            });
        } catch (Exception ex) {
            ex.printStackTrace();
            log.warn("导入失败！");
            throw ex;
        }
    }

    @Override
    public TagImportRespVO importOpcDaTagList(List<OpcDaTagImportExcelVO> importTags, boolean isUpdateSupport, String serverId) {
        // 1.1 参数校验
        if (CollUtil.isEmpty(importTags)) {
            throw exception(TAG_IMPORT_LIST_IS_EMPTY);
        }
        // 2. 遍历，逐个创建 or 更新
        TagImportRespVO respVO = TagImportRespVO.builder().createTagNames(new ArrayList<>())
                .updateTagNames(new ArrayList<>()).failureTagNames(new LinkedHashMap<>()).build();
        importTags.forEach(importTag -> {
            // 判断如果不存在，再进行插入
            ChannelOPCDATagEntity existTag = channelOPCDATagDao.selectOne(new QueryWrapper<ChannelOPCDATagEntity>()
                    .eq("server_id", serverId)
                    .eq("tag_name",importTag.getTagName()));
            if (existTag == null) {
                ChannelOPCDATagEntity channelOPCDATagEntity = ConvertUtils.sourceToTarget(importTag, ChannelOPCDATagEntity.class);
                channelOPCDATagEntity.setId(UUID.randomUUID().toString());
                channelOPCDATagEntity.setEnabled(CommonConstant.IS_ENABLE);
                channelOPCDATagEntity.setServerId(serverId);
                channelOPCDATagEntity.setCreateTime(new Date());
                channelOPCDATagDao.insert(channelOPCDATagEntity);

                respVO.getCreateTagNames().add(channelOPCDATagEntity.getTagName());
                return;
            }

            // 如果存在，判断是否允许更新
            if (!isUpdateSupport) {
                respVO.getFailureTagNames().put(importTag.getTagName(), TAG_EXISTS.getMsg());
                return;
            }

            ChannelOPCDATagEntity updateTag = BeanUtils.toBean(importTag, ChannelOPCDATagEntity.class);
            updateTag.setId(existTag.getId());
            baseMapper.updateById(updateTag);
            respVO.getUpdateTagNames().add(importTag.getTagName());
        });
        return respVO;
    }

}