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.github.xiaoymin.knife4j.core.util.StrUtil;
import com.ruoyi.common.utils.bean.BeanUtils;
import com.ruoyi.common.utils.poi.ExcelUtil;
import com.ruoyi.device.dto.DeviceMaintenanceDto;
import com.ruoyi.device.dto.DeviceRepairDto;
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 org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;

import javax.servlet.http.HttpServletResponse;
import java.util.*;
import java.util.stream.Collectors;


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


    @Autowired
    private SparePartsMapper sparePartsMapper;

    @Autowired
    private DeviceMaintenanceMapper deviceMaintenanceMapper;

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

        IPage<DeviceMaintenanceDto> deviceMaintenanceDtoIPage = deviceMaintenanceMapper.queryPage(page, deviceMaintenanceDto);
        List<DeviceMaintenanceDto> records = deviceMaintenanceDtoIPage.getRecords();
        if (!CollectionUtils.isEmpty(records)) {
            // 1. 获取所有唯一的备件ID
            Set<String> allIds = records.stream()
                    .map(DeviceMaintenanceDto::getSparePartsIds)
                    .filter(StrUtil::isNotBlank)
                    .flatMap(ids -> Arrays.stream(StringUtils.split(ids, ",")))
                    .map(String::trim)
                    .filter(StrUtil::isNotBlank)
                    .collect(Collectors.toSet());

            if (!allIds.isEmpty()) {
                // 2. 查询并创建ID到名称的映射
                Map<Long, String> idToNameMap = sparePartsMapper.selectBatchIds(new ArrayList<>(allIds))
                        .stream()
                        .collect(Collectors.toMap(
                                SpareParts::getId,
                                SpareParts::getName,
                                (v1, v2) -> v1
                        ));

                // 3. 为每个记录设置备件名称
                records.forEach(record -> {
                    String names = Optional.ofNullable(record.getSparePartsIds())
                            .filter(StrUtil::isNotBlank)
                            .map(ids -> Arrays.stream(StringUtils.split(ids, ","))
                                    .map(String::trim)
                                    .map(Long::valueOf)
                                    .map(idToNameMap::get)
                                    .filter(Objects::nonNull)
                                    .collect(Collectors.joining(",")))
                            .orElse("");
                    record.setSparePartsNames(names);
                });
            }
        }
        return deviceMaintenanceDtoIPage;
    }

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

    @Override
    public AjaxResult updateDeviceDeviceMaintenance(DeviceMaintenance deviceMaintenance) {
        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");
            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);
    }
}