package com.zy.asrs.common.utils;

import com.alibaba.excel.context.AnalysisContext;
import com.alibaba.excel.event.AnalysisEventListener;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.zy.asrs.common.domain.entity.SafeStoExcel;
import com.zy.asrs.common.wms.entity.Mat;
import com.zy.asrs.common.wms.entity.Prior;
import com.zy.asrs.common.wms.service.MatService;
import com.zy.asrs.common.wms.service.PriorService;
import com.zy.asrs.framework.common.SnowflakeIdWorker;
import com.zy.asrs.framework.common.SpringUtils;
import com.zy.asrs.framework.exception.CoolException;
import lombok.extern.slf4j.Slf4j;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;

/**
 * Created by vincent on 2019-11-25
 */
@Slf4j
public class SafeStoExcelListener extends AnalysisEventListener<SafeStoExcel> {

    private int total = 0;
    private Long userId;
    private Long hostId;

    public SafeStoExcelListener() {
    }

    public SafeStoExcelListener(Long userId, Long hostId) {
        this.userId = userId;
        this.hostId = hostId;
    }

    /**
     * 每隔5条存储数据库，实际使用中可以3000条，然后清理list ，方便内存回收
     */
    private static final int BATCH_COUNT = 50;

    private final List<SafeStoExcel> list = new ArrayList<>();

    /**
     * 这里会一行行的返回头
     */
    @Override
    public void invokeHeadMap(Map<Integer, String> headMap, AnalysisContext context) {
    }

    /**
     * 这个每一条数据解析都会来调用
     */
    @Override
    public void invoke(SafeStoExcel excel, AnalysisContext ctx) {
        MatService matService = SpringUtils.getBean(MatService.class);
        PriorService priorService = SpringUtils.getBean(PriorService.class);
        SnowflakeIdWorker snowflakeIdWorker = SpringUtils.getBean(SnowflakeIdWorker.class);
        Mat mat = matService.getOne(new LambdaQueryWrapper<Mat>().eq(Mat::getMatnr, excel.getMatnr()).eq(Mat::getHostId, hostId));
        if (mat != null) {
            Prior prior = new Prior();
            prior.setHostId(hostId);
            prior.setUuid("SP" + snowflakeIdWorker.nextId());
            prior.setMatId(mat.getId());
            prior.setMatnr(mat.getMatnr());
            prior.setMaktx(mat.getMaktx());
            prior.setLocNo(excel.getLocNo());
            prior.setSafeQua(excel.getSafeQua());
            prior.setCreateBy(userId);
            prior.setCreateTime(new Date());
            prior.setUpdateBy(userId);
            prior.setUpdateTime(new Date());
            prior.setStatus(1);
            prior.setMemo(excel.getMemo());
            if (!priorService.save(prior)) {
                throw new CoolException("数据保存失败");
            } else {
                total++;
            }
        }
    }

    /**
     * 所有数据解析完成了调用
     * 适合事务
     */
    @Override
    public void doAfterAllAnalysed(AnalysisContext ctx) {
        log.info("新增{}条安全库存信息！", total);
    }

    public int getTotal() {
        return total;
    }
}