package com.vincent.rsf.server.manager.service.impl;

import cn.afterturn.easypoi.excel.ExcelImportUtil;
import cn.afterturn.easypoi.excel.entity.result.ExcelImportResult;
import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.vincent.rsf.framework.common.R;
import com.vincent.rsf.framework.exception.CoolException;
import com.vincent.rsf.server.common.domain.BaseParam;
import com.vincent.rsf.server.common.domain.PageParam;
import com.vincent.rsf.server.common.utils.CommonUtil;
import com.vincent.rsf.server.common.utils.ExcelUtil;
import com.vincent.rsf.server.common.utils.FieldsUtils;
import com.vincent.rsf.server.manager.controller.params.MatnrToGroupParams;
import com.vincent.rsf.server.manager.entity.MatnrGroup;
import com.vincent.rsf.server.manager.entity.excel.MatnrsTemplate;
import com.vincent.rsf.server.manager.mapper.MatnrMapper;
import com.vincent.rsf.server.manager.entity.Matnr;
import com.vincent.rsf.server.manager.service.MatnrGroupService;
import com.vincent.rsf.server.manager.service.MatnrService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.vincent.rsf.server.system.constant.SerialRuleCode;
import com.vincent.rsf.server.system.utils.SerialRuleUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.multipart.MultipartFile;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.stream.Collectors;

@Service("matnrService")
public class MatnrServiceImpl extends ServiceImpl<MatnrMapper, Matnr> implements MatnrService {

    @Autowired
    private MatnrGroupService matnrGroupService;

    /**
     * @return
     * @throws
     * @author Ryan
     * @description 物料数据导入接处理实现
     * @time 2025/3/3 13:08
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public R importExcels(MultipartFile file) throws Exception {
        //读取上传文件内容
        ExcelImportResult result = ExcelImportUtil.importExcelMore(file.getInputStream(), MatnrsTemplate.class, ExcelUtil.getDefaultImportParams());
        if (result.getList().isEmpty()) {
            throw new CoolException("物料导入失败！！");
        }
        List<Matnr> matnrs = new ArrayList<>();
        List<Map<String, String>> list = result.getList();
        list.forEach(template -> {
            Matnr matnr = new Matnr();
            matnr.setBarcode(template.get("barcode"))
                    .setCode(template.get("code"))
                    .setDescrible(template.get("describle"))
                    .setColor(template.get("color"))
                    .setFlagCheck(!Objects.isNull(template.get("flagCheck")) ? Short.parseShort(template.get("flagCheck")) : 0)
                    .setWeight(!Objects.isNull(template.get("weight")) ? Double.parseDouble(template.get("weight")) : 0.0)
                    .setValidWarn(!Objects.isNull(template.get("validWarn")) ? Integer.parseInt(template.get("validWarn")): 0)
                    .setValid(!Objects.isNull(template.get("valid")) ? Integer.parseInt( template.get("valid")) : 0)
                    .setUnit(template.get("unit"))
                    .setStockUnit(template.get("purUnit"))
                    .setSpec(template.get("spec"))
                    .setStagn(!Objects.isNull(template.get("stagn")) ? Integer.parseInt(template.get("stagn")) : 0)
                    .setModel(template.get("model"))
                    .setGroupCode(template.get("groupCode"))
                    .setPurUnit(template.get("purUnit"))
                    .setStockLevel(!Objects.isNull(template.get("stockLevel")) ? Short.parseShort(template.get("stockLevel")) : 0)
                    .setSafeQty(!Objects.isNull(template.get("safeQty")) ? Double.parseDouble(template.get("safeQty")) : 0)
                    .setMinQty(!Objects.isNull(template.get("safeQty")) ? Double.parseDouble(template.get("minQty")) : 0);
            if (Objects.isNull(template.get("groupCode")) && Objects.isNull(template.get("groupName"))) {
                MatnrGroup matnrGroups = matnrGroupService.getOne(new LambdaQueryWrapper<MatnrGroup>()
                        .eq(!Objects.isNull(template.get("groupCode")), MatnrGroup::getCode, template.get("groupCode"))
                        .eq(!Objects.isNull(template.get("groupName")),MatnrGroup::getName, template.get("groupName")));
                matnr.setGroupId(matnrGroups.getId());
            }
            //获取动态字段，并保存明细内容
            if (!FieldsUtils.getFieldsSta().isEmpty()) {
                //保存物料扩展属性值
                try {
                    String uuid = CommonUtil.randomUUID16();
                    boolean b = FieldsUtils.saveFields(template, uuid);
                    if (b) {
                        matnr.setFieldsIndex(uuid);
                    }
                } catch (Exception e) {
                    throw new RuntimeException(e);
                }
            }
            matnrs.add(matnr);
        });

        if (!this.saveBatch(matnrs)) {
            throw new CoolException("导入失败！！");
        }
        return R.ok("导入成功！！");
    }

    @Override
    public PageParam<Matnr, BaseParam> getMatnrPage(PageParam<Matnr, BaseParam> pageParam, Map<String, Object> params) {
        QueryWrapper<Matnr> queryWrapper = pageParam.buildWrapper(true);
        if (params.containsKey("groupId")) {
            Object groupId = params.get("groupId");
            if (!Objects.isNull(groupId)) {
                List<MatnrGroup> matnrGroups = matnrGroupService.list(new LambdaQueryWrapper<MatnrGroup>().eq(MatnrGroup::getParentId, Long.parseLong(groupId.toString())).select(MatnrGroup::getId));
                if (!matnrGroups.isEmpty()) {
                    List<Long> longs = matnrGroups.stream().map(MatnrGroup::getId).collect(Collectors.toList());
                    queryWrapper.or().in("group_id", longs);
                }
            }
        }
        /**拼接扩展字段*/
        PageParam<Matnr, BaseParam> page = this.page(pageParam, queryWrapper);
        List<Matnr> records = page.getRecords();
        for (Matnr record : records) {
            if (!Objects.isNull(record.getFieldsIndex())) {
                Map<String, String> fields = FieldsUtils.getFields(record.getFieldsIndex());
                record.setExtendFields(fields);
            }
        }
        page.setRecords(records);
        return page;
    }

    @Override
    public Matnr selectMatnrById(Long id) {
        Matnr matnr = this.baseMapper.selectById(id);
        if (Objects.isNull(matnr)) {
            throw new CoolException("当前物料不存在！！");
        }
        if (!Objects.isNull(matnr.getFieldsIndex())) {
            Map<String, String> fields = FieldsUtils.getFields(matnr.getFieldsIndex());
            matnr.setExtendFields(fields);
        }
        return matnr;
    }

    /**
     * 物料绑定
     * @param params
     * @return
     */
    @Override
    public boolean bindMatnrs(MatnrToGroupParams params) {
        if (Objects.isNull(params) && params.getIds().isEmpty()) {
            throw new CoolException("物料不能为空！！");
        }
        if (Objects.isNull(params.getGroupId())) {
            throw new CoolException("分组不能为空！！");
        }
        MatnrGroup groups = matnrGroupService.getOne(new LambdaQueryWrapper<MatnrGroup>().eq(MatnrGroup::getId, params.getGroupId()));
        if (Objects.isNull(groups)) {
            throw new CoolException("物料分组不存在！！");
        }
        if (!this.update(new LambdaUpdateWrapper<Matnr>()
                .in(Matnr::getId, params.getIds())
                .set(Matnr::getGroupId, groups.getId())
                .set(Matnr::getGroupCode, groups.getCode()))) {
            throw new CoolException("绑定失败！！");
        }
        return true;
    }

    /**
     * 批量修改物料
     * @param params
     * @return
     */
    @Override
    public boolean batchUpdate(MatnrToGroupParams params) {
        if (Objects.isNull(params.getMatnr())) {
            throw new CoolException("物料属性不能为空！！");
        }
        if (Objects.isNull(params.getIds()) || params.getIds().isEmpty()) {
            throw new CoolException("所选物料不能为空！！");
        }
        Matnr matnr = params.getMatnr();
        if (!this.update(new LambdaUpdateWrapper<Matnr>().in(Matnr::getId, params.getIds())
                .set(!Objects.isNull(matnr.getStatus()), Matnr::getStatus, matnr.getStatus())
                .set(!Objects.isNull(matnr.getFlagCheck()), Matnr::getFlagCheck, matnr.getFlagCheck())
                .set(!Objects.isNull(matnr.getFlagLabelMange()), Matnr::getFlagLabelMange, matnr.getFlagLabelMange())
                .set(!Objects.isNull(matnr.getStockLevel()), Matnr::getStockLevel, matnr.getStockLevel())
                .set(!Objects.isNull(matnr.getShipperId()), Matnr::getShipperId, matnr.getShipperId())
                .set(!Objects.isNull(matnr.getMinQty()), Matnr::getMinQty, matnr.getMinQty())
                .set(!Objects.isNull(matnr.getMaxQty()), Matnr::getMaxQty, matnr.getMaxQty())
                .set(!Objects.isNull(matnr.getValid()), Matnr::getValid, matnr.getValid())
                .set(!Objects.isNull(matnr.getValidWarn()), Matnr::getValidWarn, matnr.getValidWarn())
                .set(!Objects.isNull(matnr.getStockUnit()), Matnr::getStockUnit, matnr.getStockUnit())
        )) {
            throw new CoolException("批量操作失败！！");
        }

        return true;
    }

    @Override
    public PageParam<Matnr, BaseParam> getPages(Map<String, Object> map) {


        return null;
    }

    /**
     * @desc 更新扩展物料扩展字段值
     * @param matnr
     * @return
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public R saveMatnrs(Map<String, Object> matnr) {
        Matnr matnr1 = JSONObject.parseObject(JSONObject.toJSONString(matnr), Matnr.class);
        if (Objects.isNull(matnr1.getCode())) {
            String ruleCode = SerialRuleUtils.generateRuleCode(SerialRuleCode.SYS_MATNR_CODE, null);
            matnr1.setCode(ruleCode);
        }
        /**
         * 扩展字段存入库
         */
        String uuid16 = CommonUtil.randomUUID16();
        if (!FieldsUtils.getFieldsSta().isEmpty()) {
//            Map<String, ?> extendFields = (Map<String, ?>) matnr.get("extendFields");
            try {
                FieldsUtils.saveFields(matnr, uuid16);
                matnr1.setFieldsIndex(uuid16);
            } catch (Exception ex) {
                log.error(ex.toString());
                throw new CoolException("动态字段保存失败");
            }
        }
        if (!this.saveOrUpdate(matnr1)) {
            return R.error("Save Fail");
        }
        return R.ok(matnr1);
    }
}