package com.ruoyi.device.service.impl;


import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.common.utils.bean.BeanUtils;
import com.ruoyi.common.utils.poi.ExcelUtil;
import com.ruoyi.device.dto.DeviceMaintenanceDto;
import com.ruoyi.device.execl.DeviceMaintenanceExeclDto;
import com.ruoyi.device.mapper.DeviceMaintenanceMapper;
import com.ruoyi.device.pojo.DeviceMaintenance;
import com.ruoyi.device.service.IDeviceMaintenanceService;
import com.ruoyi.framework.web.domain.AjaxResult;
import com.ruoyi.measuringinstrumentledger.mapper.SparePartsMapper;
import com.ruoyi.measuringinstrumentledger.pojo.SpareParts;
import com.ruoyi.measuringinstrumentledger.pojo.SparePartsRequisitionRecord;
import com.ruoyi.measuringinstrumentledger.service.SparePartsRequisitionRecordService;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import javax.servlet.http.HttpServletResponse;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;


@Service
public class DeviceMaintenanceServiceImpl extends ServiceImpl<DeviceMaintenanceMapper, DeviceMaintenance> implements IDeviceMaintenanceService {



    @Autowired
    private DeviceMaintenanceMapper deviceMaintenanceMapper;
    @Autowired
    private SparePartsMapper sparePartsMapper;
    @Autowired
    private SparePartsRequisitionRecordService sparePartsRequisitionRecordService;

    @Override
    public IPage<DeviceMaintenanceDto> queryPage(Page page, DeviceMaintenanceDto deviceMaintenanceDto) {

        return deviceMaintenanceMapper.queryPage(page, deviceMaintenanceDto);
    }

    @Override
    public AjaxResult saveDeviceRepair(DeviceMaintenance deviceMaintenance) {
        boolean save = this.save(deviceMaintenance);
        if (save){
            return AjaxResult.success();
        }
        return AjaxResult.error();
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public AjaxResult updateDeviceDeviceMaintenance(DeviceMaintenance deviceMaintenance) {
        DeviceMaintenance oldDeviceMaintenance = this.getById(deviceMaintenance.getId());
        // 处理备件使用情况
        if (com.github.xiaoymin.knife4j.core.util.CollectionUtils.isNotEmpty(deviceMaintenance.getSparePartsUseList())) {
            List<Long> sparePartIds = new ArrayList<>();
            for (DeviceMaintenance.SparePartUse sparePartUse : deviceMaintenance.getSparePartsUseList()) {
                // 获取备件信息
                SpareParts spareParts = sparePartsMapper.selectById(sparePartUse.getId());
                if (spareParts != null) {
                    // 检查数量是否足够
                    if (spareParts.getQuantity().compareTo(new BigDecimal(sparePartUse.getQuantity())) >= 0) {
                        // 更新数量
                        spareParts.setQuantity(spareParts.getQuantity().subtract(new BigDecimal(sparePartUse.getQuantity())));
                        sparePartsMapper.updateById(spareParts);
                        sparePartIds.add(sparePartUse.getId());

                        // 创建备件领用记录
                        SparePartsRequisitionRecord record = new SparePartsRequisitionRecord();
                        record.setSourceType(1); // 1 保养
                        record.setSourceId(deviceMaintenance.getId());
                        record.setDeviceLedgerId(oldDeviceMaintenance.getDeviceLedgerId());
                        record.setSparePartsId(sparePartUse.getId());
                        record.setQuantity(sparePartUse.getQuantity());
                        sparePartsRequisitionRecordService.save(record);
                    } else {
                        return AjaxResult.error("备件 " + spareParts.getName() + " 数量不足");
                    }
                }
            }
            // 更新备件IDs字段
            if (!sparePartIds.isEmpty()) {
                deviceMaintenance.setSparePartsIds(StringUtils.join(sparePartIds, ","));
            }
        }

        if (this.updateById(deviceMaintenance)) {
            return AjaxResult.success();
        }
        return AjaxResult.error();
    }

    @Override
    public void export(HttpServletResponse response, Long[] ids) {
        List<DeviceMaintenance> supplierManageList = deviceMaintenanceMapper.selectList(null);
        ArrayList<DeviceMaintenanceExeclDto> deviceLedgerExeclDtos = new ArrayList<>();
        supplierManageList.forEach(deviceMaintenance -> {
            DeviceMaintenanceExeclDto deviceRepairExeclDto = new DeviceMaintenanceExeclDto();
            BeanUtils.copyProperties(deviceMaintenance,deviceRepairExeclDto);
            deviceRepairExeclDto.setStatus(deviceMaintenance.getStatus() == 0 ? "待维修" : deviceMaintenance.getStatus() == 1 ? "完结" : "失败");
//            deviceRepairExeclDto.setMaintenanceResult(deviceMaintenance.getMaintenanceResult() != null && deviceMaintenance.getMaintenanceResult() == 0 ? "维修" : "完好");
            deviceLedgerExeclDtos.add(deviceRepairExeclDto);
        });
        ExcelUtil<DeviceMaintenanceExeclDto> util = new ExcelUtil<DeviceMaintenanceExeclDto>(DeviceMaintenanceExeclDto.class);
        util.exportExcel(response, deviceLedgerExeclDtos, "设备报修导出");
    }

    @Override
    public DeviceMaintenanceDto detailById(Long id) {

        return deviceMaintenanceMapper.detailById(id);
    }
}