package com.ruoyi.approve.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.ruoyi.approve.mapper.CarInfoRecordMapper;
import com.ruoyi.approve.pojo.CarInfo;
import com.ruoyi.approve.mapper.CarInfoMapper;
import com.ruoyi.approve.pojo.CarInfoRecord;
import com.ruoyi.approve.service.CarInfoService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.framework.web.domain.AjaxResult;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

/**
 * <p>
 * 车俩管理 服务实现类
 * </p>
 *
 * @author 芯导软件（江苏）有限公司
 * @since 2026-01-21 03:00:32
 */
@Service
@Slf4j
public class CarInfoServiceImpl extends ServiceImpl<CarInfoMapper, CarInfo> implements CarInfoService {

    @Autowired
    private CarInfoMapper carInfoMapper;

    @Autowired
    private CarInfoRecordMapper carInfoRecordMapper;


    /**
     * 改变车辆使用状态
     * @param id
     */
    public void updateUsageStatus(Long id, String usageStatus) {
        CarInfo carInfo = carInfoMapper.selectOne(new LambdaQueryWrapper<CarInfo>()
                .eq(CarInfo::getId, id)
                .last("limit 1"));
        if(carInfo == null) throw new RuntimeException("车辆不存在");
        if("使用中".equals(usageStatus) && "使用中".equals(carInfo.getUsageStatus())) throw new RuntimeException("车辆已使用中");
        carInfo.setUsageStatus(usageStatus);
        carInfoMapper.updateById(carInfo);
    }

    @Override
    public IPage<CarInfo> listPage(Page page, CarInfo carInfo) {
        LambdaQueryWrapper<CarInfo> carInfoLambdaQueryWrapper = new LambdaQueryWrapper<>();
        if(carInfo != null){
            if(StringUtils.isNotEmpty(carInfo.getCarNo())){
                carInfoLambdaQueryWrapper.like(CarInfo::getCarNo,carInfo.getCarNo());
            }
            if(StringUtils.isNotEmpty(carInfo.getBrand())){
                carInfoLambdaQueryWrapper.like(CarInfo::getBrand,carInfo.getBrand());
            }
            if(StringUtils.isNotEmpty(carInfo.getColor())){
                carInfoLambdaQueryWrapper.like(CarInfo::getColor,carInfo.getColor());
            }
            if(StringUtils.isNotEmpty(carInfo.getUsageStatus())){
                carInfoLambdaQueryWrapper.like(CarInfo::getUsageStatus,carInfo.getUsageStatus());
            }
        }
        carInfoLambdaQueryWrapper.orderByDesc(CarInfo::getCreateTime);
        Page<CarInfo> page1 = carInfoMapper.selectPage(page, carInfoLambdaQueryWrapper);
        for (CarInfo record : page1.getRecords()) {
            // 当前使用人，表显里程
            CarInfoRecord carInfoRecord = carInfoRecordMapper.selectOne(new LambdaQueryWrapper<CarInfoRecord>()
                    .eq(CarInfoRecord::getCarInfoId, record.getId())
                    .orderByDesc(CarInfoRecord::getCreateTime)
                    .last("limit 1"));
            if(carInfoRecord != null){
                record.setCarInfoRecordId(carInfoRecord.getId());
                record.setOdometerMileage(carInfoRecord.getOdometerMileage());
                if("使用中".equals(record.getUsageStatus())){
                    record.setCurrentUserName(carInfoRecord.getUserName());
                }
            }
        }
        return page1;
    }
}