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

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.query.Query;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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.domain.PageResult;
import com.vincent.rsf.server.manager.controller.params.OrgLocParams;
import com.vincent.rsf.server.manager.controller.params.TransferItemParams;
import com.vincent.rsf.server.manager.entity.*;
import com.vincent.rsf.server.manager.enums.*;
import com.vincent.rsf.server.manager.mapper.TransferMapper;
import com.vincent.rsf.server.manager.service.*;
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.apache.commons.lang3.StringUtils;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.*;
import java.util.stream.Collectors;

@Service("transferService")
public class TransferServiceImpl extends ServiceImpl<TransferMapper, Transfer> implements TransferService {

    @Autowired
    private TransferItemService transferItemService;
    @Autowired
    private WarehouseAreasService warehouseAreasService;
    @Autowired
    private OutStockService outStockService;
    @Autowired
    private OutStockItemService outStockItemService;
    @Autowired
    private TransferOrderService transferOrderService;
    @Autowired
    private TransferService transferService;
    @Autowired
    private AsnOrderService asnOrderService;
    @Autowired
    private AsnOrderItemService asnOrderItemService;
    @Autowired
    private LocItemService locItemService;
    @Autowired
    private LocService locService;

    /**
     * @author Ryan
     * @date 2025/7/25
     * @description: 保存调拔单及明细
     * @version 1.0
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public R saveTransfer(TransferItemParams params, Long loginUserId) {
        if (Objects.isNull(params.getTransfer())) {
            throw new CoolException("主单信息不能为空");
        }
        Transfer transfer = params.getTransfer();
        if (StringUtils.isBlank(transfer.getType() + "")) {
            throw new CoolException("业务类型不能为空！！");
        }

        String ruleCode = SerialRuleUtils.generateRuleCode(SerialRuleCode.SYS_TRANSFER_ORDER_CODE, transfer);
        if (StringUtils.isBlank(ruleCode)) {
            throw new CoolException("编码规则错误：请检查「SYS_TRANSFER_ORDER_CODE」是否设置正确！！");
        }

        WarehouseAreas orgWarehosue = warehouseAreasService.getById(transfer.getOrgAreaId());
        if (Objects.isNull(orgWarehosue)) {
            throw new CoolException("所选原库区不存在！！");
        }

        WarehouseAreas tarWarehouse = warehouseAreasService.getById(transfer.getTarAreaId());
        if (Objects.isNull(tarWarehouse)) {
            throw new CoolException("所选目标库区不存在！！");
        }

        transfer.setCode(ruleCode)
                .setExceStatus(CheckExceStatus.CHECK_ORDER_STATUS_UN_EXCE.val)
                .setSource(OrderSourceType.ORDER_SOURCE_TYPE_SYSTEM.val)
                .setOrgAreaId(orgWarehosue.getId())
                .setOrgAreaName(orgWarehosue.getName())
                .setOrgWareId(orgWarehosue.getWarehouseId())
                .setOrgWareName(orgWarehosue.getWarehouseId$())
                .setTarAreaId(tarWarehouse.getId())
                .setTarWareId(tarWarehouse.getWarehouseId())
                .setTarAreaName(tarWarehouse.getName())
                .setTarWareName(tarWarehouse.getWarehouseId$())
                .setUpdateTime(new Date())
                .setCreateTime(new Date())
                .setUpdateBy(loginUserId)
                .setCreateBy(loginUserId);
        if (!this.save(transfer)) {
            throw new CoolException("主单保存失败！！");
        }
        if (params.getItems().isEmpty()) {
            throw new CoolException("收货通知单明细不能为空！！");
        }
        params.setTransfer(transfer);
        try {
            svaeOrUpdateOrderItem(params, loginUserId);
        } catch (Exception e) {
            throw new CoolException(e.getMessage());
        }

        /***保存成功，自动生成出库单*/
        genOutStock(transfer, loginUserId);

        return R.ok();
    }


    /**
     * @author Ryan
     * @date 2025/7/28
     * @description: 调拔单据修改
     * @version 1.0
     */
    private void svaeOrUpdateOrderItem(TransferItemParams params, Long loginUserId) {
        Transfer orders = params.getTransfer();
        params.getItems().forEach(item -> {
            item.put("transferId", orders.getId());
            item.put("transferCode", orders.getCode());
            item.put("createBy", loginUserId);
            item.put("updateBy", loginUserId);
            if (!transferItemService.fieldsSave(item, loginUserId)) {
                throw new CoolException("明细保存失败！！");
            }
        });
//        List<TransferItem> orderItems = transferItemService.list(new LambdaQueryWrapper<TransferItem>()
//                .eq(TransferItem::getTransferId, params.getTransfer().getId()));
//        Double sum = orderItems.stream().mapToDouble(TransferItem::getAnfme).sum();
        if (!this.updateById(orders)) {
            throw new CoolException("计划收货数量修改失败！！");
        }
    }


    /**
     * @author Ryan
     * @date 2025/7/25
     * @description: 调拔单及明细修改
     * @version 1.0
     */
    @Override
    public R updateTransfer(TransferItemParams params, Long loginUserId) {
        Transfer orders = params.getTransfer();
        if (Objects.isNull(orders)) {
            throw new CoolException("主单信息不能为空！！");
        }
        if (Objects.isNull(orders.getId())) {
            throw new CoolException("数据错误：单据ID不能为空！！");
        }
        if (!this.updateById(orders)) {
            throw new CoolException("主单修改失败！！");
        }
        if (Objects.isNull(params.getItems()) || params.getItems().isEmpty()) {
            return R.ok("明细参数不能为空！！");
        }

        svaeOrUpdateOrderItem(params, loginUserId);

        return R.ok("修改完成！！");

    }

    /**
     * @author Ryan
     * @date 2025/7/28
     * @description: 获取调拔单关联订单
     * @version 1.0
     */
    @Override
    public IPage<WkOrder> transfersPage(PageParam<Transfer, BaseParam> pageParam, QueryWrapper<Transfer> transferQueryWrapper) {
        Transfer one = this.getOne(transferQueryWrapper);
        if (Objects.isNull(one)) {
            throw new CoolException("单据不存在！！");
        }
        return this.baseMapper.transfersPage(pageParam, one.getId());
    }

    /**
     * @author Ryan
     * @date 2025/7/28
     * @description: 调拔单生成出库单
     * @version 1.0
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public Transfer genOutStock(Transfer param, Long loginUserId) {
        Transfer transfer = this.getById(param.getId());
        if (Objects.isNull(transfer)) {
            throw new CoolException("数据错误：单据不存在！！");
        }
        List<TransferItem> items = transferItemService.list(new LambdaQueryWrapper<TransferItem>().eq(TransferItem::getTransferId, transfer.getId()));
        if (items.isEmpty()) {
            throw new CoolException("数据错误：调拔单明细不存在！！");
        }
        WkOrder wkOrder = new WkOrder();
        String ruleCode = SerialRuleUtils.generateRuleCode(SerialRuleCode.SYS_OUT_STOCK_CODE, transfer);
        if (StringUtils.isBlank(ruleCode)) {
            throw new CoolException("出库单生成失败！！");
        }

        Double anfmes = items.stream().mapToDouble(TransferItem::getAnfme).sum();
        wkOrder.setCode(ruleCode)
                .setAnfme(anfmes)
                .setExceStatus(AsnExceStatus.OUT_STOCK_STATUS_TASK_INIT.val)
                .setType(OrderType.ORDER_OUT.type)
                .setWkType(OrderWorkType.ORDER_WORK_TYPE_STOCK_TERANSFER.type)
                .setCreateBy(loginUserId)
                .setUpdateBy(loginUserId)
                .setCreateTime(new Date())
                .setUpdateTime(new Date())
                .setPoCode(transfer.getCode())
                .setPoId(transfer.getId());
        if (!outStockService.saveOrUpdate(wkOrder)) {
            throw new CoolException("出库单保存失败！！");
        }

        List<WkOrderItem> orderItems = new ArrayList<>();
        items.forEach(item -> {
            WkOrderItem orderItem = new WkOrderItem();
            BeanUtils.copyProperties(item, orderItem);
            orderItem.setOrderCode(wkOrder.getCode())
                    .setSplrBatch(item.getBatch())
                    .setSplrCode(item.getSplrCode())
                    .setSplrName(item.getSplrName())
                    .setOrderId(wkOrder.getId());
            orderItems.add(orderItem);
        });

        if (!outStockItemService.saveBatch(orderItems)) {
            throw new CoolException("出库单明细保存失败！！");
        }

        transfer.setExceStatus(AsnExceStatus.ASN_EXCE_STATUS_EXCE_ING.val);

        if (!this.updateById(transfer)) {
            throw new CoolException("调拔单更新失败！！");
        }

        TransferOrder transferOrder = new TransferOrder();
        transferOrder.setTransferId(transfer.getId())
                .setOrderId(wkOrder.getId())
                .setType(OrderType.ORDER_OUT.type);

        if (!transferOrderService.save(transferOrder)) {
            throw new CoolException("单据关联失败！！");
        }

        try {
            /**生成入库单据信息*/
            genInStock(wkOrder, orderItems);
        } catch (Exception e) {
            throw new CoolException(e.getMessage());
        }

        return transfer;
    }

    /**
     * @author Ryan
     * @date 2025/7/29
     * @description: TODO
     * @version 1.0
     */
    @Transactional(rollbackFor = Exception.class)
    public void genInStock(WkOrder wkOrder, List<WkOrderItem> orderItems) throws Exception {
        WkOrder order = new WkOrder();
        BeanUtils.copyProperties(wkOrder, order);
        order.setType(OrderType.ORDER_IN.type)
                .setWkType(OrderWorkType.ORDER_WORK_TYPE_OTHER_TERANSFER.type)
                .setExceStatus(AsnExceStatus.ASN_EXCE_STATUS_UN_EXCE.val)
                .setId(null);
        String ruleCode = SerialRuleUtils.generateRuleCode(SerialRuleCode.SYS_ASN_ORDER, order);
        if (StringUtils.isBlank(ruleCode)) {
            throw new CoolException("入库单号生成失败！！");
        }
        order.setCode(ruleCode);

        if (!asnOrderService.save(order)) {
            throw new CoolException("单据保存失败！！");
        }

        orderItems.forEach(item -> {
            item.setOrderId(order.getId())
                    .setOrderCode(order.getCode())
                    .setId(null);

            if (!asnOrderItemService.save(item)) {
                throw new CoolException("入库单明细保存失败！！");
            }
        });

        TransferOrder transferOrder = new TransferOrder();
        transferOrder.setTransferId(wkOrder.getPoId())
                .setOrderId(order.getId())
                .setType(OrderType.ORDER_IN.type);

        if (!transferOrderService.save(transferOrder)) {
            throw new CoolException("单据关联失败！！");
        }

    }

    /**
     * @author Ryan
     * @date 2025/7/29
     * @description: 删除调拔单
     * @version 1.0
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public boolean removeTransfer(List<Long> list) {
        List<WkOrder> wkOrders = outStockService.list(new LambdaQueryWrapper<WkOrder>().in(WkOrder::getPoId, list));
        if (!wkOrders.isEmpty()) {
            Set<Long> longs = wkOrders.stream().map(WkOrder::getId).collect(Collectors.toSet());
            if (!outStockService.remove(new LambdaQueryWrapper<WkOrder>()
                    .in(WkOrder::getId, longs)
                    .eq(WkOrder::getExceStatus, AsnExceStatus.OUT_STOCK_STATUS_TASK_INIT.val))) {
                throw new CoolException("当前出库单已执行，不支持删除！！");
            }
            outStockItemService.remove(new LambdaQueryWrapper<WkOrderItem>().in(WkOrderItem::getOrderId, longs));
            transferOrderService.remove(new LambdaQueryWrapper<TransferOrder>().in(TransferOrder::getTransferId, list));
        }

        transferService.removeByIds(list);
        transferItemService.remove(new LambdaQueryWrapper<TransferItem>().in(TransferItem::getTransferId, list));
        return true;
    }

    /**
     * @author Ryan
     * @date 2025/7/29
     * @description: 获取原库区物料信息
     * @version 1.0
     */
    @Override
    public IPage<LocItem> getLocsItems(OrgLocParams params, Long loginUserId) {
        List<Loc> locs = locService.list(new LambdaQueryWrapper<Loc>()
                .eq(Loc::getUseStatus, LocStsType.LOC_STS_TYPE_F.type)
                .eq(!Objects.isNull(params.getOrgAreaId()), Loc::getAreaId, params.getOrgAreaId()));
        if (!locs.isEmpty()) {
            Page<LocItem> page = new Page<>(params.getCurrent(), params.getPageSize());
            QueryWrapper<LocItem> wrapper = new QueryWrapper<>();
            wrapper.select("id, matnr_id, maktx, matnr_code, SUM(anfme) anfme, SUM(work_qty) work_qty, SUM(qty) qty, batch, unit, fields_index, model, spec, loc_id, loc_code ")
                    .lambda()
                    .eq(StringUtils.isNotBlank(params.getMatnrCode()), LocItem::getMatnrCode, params.getMatnrCode())
                    .like(StringUtils.isNotBlank(params.getMaktx()), LocItem::getMaktx, params.getMaktx());
            Set<Long> locIds = locs.stream().map(Loc::getId).collect(Collectors.toSet());
            wrapper.lambda().in(LocItem::getLocId, locIds)
                    .groupBy(LocItem::getBatch, LocItem::getMatnrId);
            return locItemService.page(page, wrapper);
        } else {
            IPage<LocItem> page = new Page<>(params.getCurrent(), params.getPageSize());
            return page;
        }
    }
}