package com.zy.asrs.utils;

import com.alibaba.excel.context.AnalysisContext;
import com.alibaba.excel.event.AnalysisEventListener;
import com.core.common.Cools;
import com.core.common.SpringUtils;
import com.core.exception.CoolException;
import com.zy.asrs.entity.Mat;
import com.zy.asrs.entity.Tag;
import com.zy.asrs.mapper.TagMapper;
import com.zy.asrs.service.MatService;
import com.zy.asrs.service.TagService;
import com.zy.common.entity.MatExcel;
import com.zy.common.utils.NodeUtils;
import lombok.extern.slf4j.Slf4j;

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

@Slf4j
public class MatExcel2Listener extends AnalysisEventListener<MatExcel> {
    private int total = 0;
    private Long userId;

    public MatExcel2Listener() {
    }

    public MatExcel2Listener(Long userId) {
        this.userId = userId;
    }

    /**
     * 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<MatExcel> 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(MatExcel excel, AnalysisContext ctx) {
        MatService matService = SpringUtils.getBean(MatService.class);
        Date now = new Date();
        // 商品
        Mat mat = matService.selectByMatnr(excel.getMatnr());
        if (mat != null) {
            mat.setMatnrNew(excel.getMatnrNew());
            mat.setUpdateBy(this.userId);
            mat.setUpdateTime(now);
            if (matService.updateById(mat)) {
                total++;
            }
        }
    }

    /**
     * 所有数据解析完成了调用
     * 适合事务
     */
    @Override
    public void doAfterAllAnalysed(AnalysisContext ctx) {
        log.info("同步{}条物料信息！", total);
    }

    public int getTotal() {
        return total;
    }
}