package com.zy.common.service;

import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.baomidou.mybatisplus.mapper.Wrapper;
import com.core.common.Arith;
import com.core.common.Cools;
import com.core.exception.CoolException;
import com.zy.asrs.entity.*;
import com.zy.asrs.service.*;
import com.zy.common.model.Shelves;
import com.zy.common.model.StartupDto;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;

/**
 * 货架核心功能
 * Created by vincent on 2020/6/11
 */
@Slf4j
@Service
public class CommonService {

    @Autowired
    private WrkMastService wrkMastService;
    @Autowired
    private WrkLastnoService wrkLastnoService;
    @Autowired
    private RowLastnoService rowLastnoService;
    @Autowired
    private BasCrnpService basCrnpService;
    @Autowired
    private StaDescService staDescService;
    @Autowired
    private BasDevpService basDevpService;
    @Autowired
    private LocMastService locMastService;
    @Autowired
    private LocDetlService locDetlService;

    /**
     * 生成工作号
     * @param wrkMk 0:入出库 ; 1:其他
     * @return workNo(工作号)
     */
    public int getWorkNo(Integer wrkMk) {
        WrkLastno wrkLastno = wrkLastnoService.selectById(wrkMk);
        if (Cools.isEmpty(wrkLastno)) {
            throw new CoolException("数据异常，请联系管理员");
        }
        int workNo = 0;
        // 入出库类型
        if (wrkLastno.getWrkMk() == 0) {
            workNo = wrkLastno.getWrkNo();
            int sNo = wrkLastno.getSNo();
            int eNo = wrkLastno.getENo();

            workNo = workNo>=eNo ? sNo : workNo+1;

            while (true) {
                WrkMast wrkMast = wrkMastService.selectById(workNo);
                if (null != wrkMast) {
                    workNo = workNo>=eNo ? sNo : workNo+1;
                } else {
                    break;
                }
            }
            if (workNo > 0){
                wrkLastno.setWrkNo(workNo);
                wrkLastnoService.updateById(wrkLastno);
            }
        }
        if (workNo == 0) {
            throw new CoolException("生成工作号失败，请联系管理员");
        } else {
            if (wrkMastService.selectById(workNo)!=null) {
                throw new CoolException("生成工作号" + workNo + "在工作档中已存在");
            }
        }
        return workNo;
    }

    /**
     * 检索库位号
     * @param whsType 类型 1:双深式货架
     * @param staDescId 路径ID
     * @param sourceStaNo 源站
     * @param matNos 产品号集合
     * @return locNo 检索到的库位号
     */
    public StartupDto getLocNo(Integer whsType, Integer staDescId, Integer sourceStaNo, List<String> matNos, int times) {
//        if (sourceStaNo == 3) {
//            whsType = 1;
//        } else if (sourceStaNo == 7) {
//            whsType = 2;
//        } else if (sourceStaNo == 19) {
//            whsType = 3;
//        } else {
//            throw new CoolException("无效入库站");
//        }
        StartupDto startupDto = new StartupDto();
        RowLastno rowLastno = rowLastnoService.selectById(whsType);
        if (Cools.isEmpty(rowLastno)) {
            throw new CoolException("数据异常，请联系管理员");
        }
        int curRow = rowLastno.getCurrentRow();
        int sRow = rowLastno.getsRow();
        int eRow = rowLastno.geteRow();
        int crn_qty = rowLastno.getCrnQty();
        int rowCount = eRow - sRow + 1;
        // 目标堆垛机号
        int crnNo = 0;
        // 目标库位
        LocMast locMast = null;


        // 按规则轮询货架
        if (whsType == 1 || whsType == 2) {
            if (curRow == sRow) {
                curRow = eRow;
            } else {
                curRow = sRow;
            }
            crnNo = whsType;
            basCrnpService.checkSiteStatus(crnNo, true);
        } else {
            Shelves shelves = new Shelves(rowCount, crn_qty);
            curRow = curRow - 4;
            for (int i = 0; i < shelves.group; i ++) {
                curRow = shelves.start(curRow);
                if (curRow < 0) {
                    throw new CoolException("检索库位失败，请联系管理员");
                }
                Integer crnNo1 = shelves.getCrnNo(curRow);
                if (basCrnpService.checkSiteError(crnNo1 + 2, true)) {
                    // 偏移量补偿
                    curRow = curRow + 4;
                    crnNo = crnNo1 + 2;
                    break;
                }
            }
        }

        if (crnNo == 0) {
            throw new CoolException("没有可用的堆垛机");
        }

        // 获取目标站
        Wrapper<StaDesc> wrapper = new EntityWrapper<StaDesc>()
                .eq("type_no", staDescId)
                .eq("stn_no", sourceStaNo)
                .eq("crn_no", crnNo);
        StaDesc staDesc = staDescService.selectOne(wrapper);
        if (Cools.isEmpty(staDesc)) {
            log.error("入库路径不存在, staDescId={}, sourceStaNo={}, crnNo={}", staDescId, sourceStaNo, crnNo);
            throw new CoolException("入库路径不存在");
        }
        // 检测目标站
        BasDevp staNo = basDevpService.selectById(staDesc.getCrnStn());
        if (!staNo.getAutoing().equals("Y")) {
            throw new CoolException("目标站"+staDesc.getCrnStn()+"不可用");
        }

        // 更新库位排号
        rowLastno.setCurrentRow(curRow);
        rowLastnoService.updateById(rowLastno);

        // 开始查找库位 ==============================>>

        // 查找库位
        locMast = locMastService.queryFreeLocMast(curRow);

        if (Cools.isEmpty(locMast)) {
            // 当前巷道无空库位时，递归调整至下一巷道，检索全部巷道无果后，跳出递归
            if (times >= rowCount) {
                log.error("系统没有空库位！！！");
                throw new CoolException("没有空库位");
            }
            times = times + 1;
            return getLocNo(1, staDescId, sourceStaNo, matNos, times);
        }
        String locNo = locMast.getLocNo();

        // 返回dto
        startupDto.setCrnNo(crnNo);
        startupDto.setSourceStaNo(sourceStaNo);
        startupDto.setStaNo(staNo.getDevNo());
        startupDto.setLocNo(locNo);
        return startupDto;
    }

    public static void main(String[] args) {
        System.out.println(Arith.remainder(1, 4));
        System.out.println("0200201".substring(0, 2));
        String locNo = "0800201";
        int row = Integer.parseInt(locNo.substring(0, 2));
        double remainder = Arith.remainder(row, 4);
        int targetRow;
        if (remainder == 1) {
            // 得到当前库位的外围库位
            targetRow =  row + 1;
        } else if (remainder == 0) {
            // 得到当前库位的内围库位
            targetRow =  row - 1;
        } else {
            return;
        }
        String zerofill = zerofill(String.valueOf(targetRow), 2)+locNo.substring(2);
        System.out.println(zerofill);
    }

    public static String zerofill(String msg, Integer count) {
        if (msg.length() == count) {
            return msg;
        } else if (msg.length() > count) {
            return msg.substring(0, 16);
        } else {
            StringBuilder msgBuilder = new StringBuilder(msg);
            for(int i = 0; i < count - msg.length(); ++i) {
                msgBuilder.insert(0, "0");
            }
            return msgBuilder.toString();
        }
    }

}