package com.xiaopeng.operation.service.impl;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.xiaopeng.api.dto.order.HistoryEndPointsDto;
import com.xiaopeng.api.dto.order.HistoryStartPointsDto;
import com.xiaopeng.api.model.operation.XpPoint;
import com.xiaopeng.api.model.operation.XpSystemSetting;
import com.xiaopeng.api.vo.order.XpHistoryEndPointsVo;
import com.xiaopeng.api.vo.order.XpHistoryStartPointsVo;
import com.xiaopeng.api.vo.order.XpPointsListVo;
import com.xiaopeng.api.vo.order.XpPointsSearchVo;
import com.xiaopeng.common.core.constant.CacheConstants;
import com.xiaopeng.common.redis.service.RedisService;
import com.xiaopeng.operation.dto.NearestDto;
import com.xiaopeng.operation.mapper.XpPointMapper;
import com.xiaopeng.operation.mapper.XpSystemSettingMapper;
import com.xiaopeng.operation.query.PointByNameQuery;
import com.xiaopeng.api.dto.operation.PointMapQuery;
import com.xiaopeng.api.query.operation.PointPageListQuery;
import com.xiaopeng.operation.service.XpPointService;
import com.xiaopeng.operation.utils.map.FastDistanceCalculator;
import com.xiaopeng.operation.vo.NearestNextVo;
import com.xiaopeng.operation.vo.NearestVo;
import com.xiaopeng.operation.vo.OrderDistanceVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.List;
import java.util.stream.Collectors;

/**
 * <p>
 * 点位管理 服务实现类
 * </p>
 *
 * @author liu
 * @author WuGuanFengYue
 * @since 2026-02-03
 */
@Service
public class XpPointServiceImpl extends ServiceImpl<XpPointMapper, XpPoint> implements XpPointService {

    @Resource
    private XpSystemSettingMapper xpSystemSettingMapper;

    @Resource
    private RedisService redisService;


    @Override
    public NearestVo nearest(NearestDto dto) {
        // 获取所有的站点信息
        List<XpPoint> list = list(new LambdaQueryWrapper<XpPoint>().eq(XpPoint::getOperationStatus, 2).isNotNull(XpPoint::getElectronicAreaId));
        NearestVo nearestVo = new NearestVo();
        List<NearestNextVo> nearestNextVos = new ArrayList<>();

        // 走缓存
        Object orderDistanceObj = redisService.getCacheObject(CacheConstants.NEAR_POINT_DISTANCE);
        Integer orderDistance;
        if (orderDistanceObj != null) {
            orderDistance = Integer.valueOf(orderDistanceObj.toString());
        } else {
            XpSystemSetting xpSystemSetting = xpSystemSettingMapper.selectOne(null);
            orderDistance = xpSystemSetting.getNearPointDistance();
        }

        for (XpPoint xpPoint : list) {
            // 计算距离 小于的站点
            double v = FastDistanceCalculator.distanceFast(dto.getLatitude(), dto.getLongitude(), xpPoint.getPointLat(), xpPoint.getPointLon());
            if (v < orderDistance) {
                NearestNextVo nearestNextVo = new NearestNextVo();
                nearestNextVo.setId(xpPoint.getId());
                nearestNextVo.setName(xpPoint.getPointName());
                nearestNextVo.setLatitude(xpPoint.getPointLat());
                nearestNextVo.setLongitude(xpPoint.getPointLon());
                nearestNextVo.setDistance(v);
                nearestNextVo.setAddress(xpPoint.getPointAddress());
                nearestNextVo.setTime(xpPoint.getParkingTimeLimit());
                nearestNextVo.setElectronicAreaId(xpPoint.getElectronicAreaId());
                nearestNextVos.add(nearestNextVo);
            }
        }
        if (!nearestNextVos.isEmpty()) {
            nearestNextVos = nearestNextVos.stream().sorted(Comparator.comparing(NearestNextVo::getDistance)).collect(Collectors.toList());
        }
        nearestVo.setPoints(nearestNextVos);
        nearestVo.setTotal(nearestNextVos.size());
        return nearestVo;

    }

    @Override
    public List<XpPoint> pointMap(PointMapQuery query) {
        List<XpPoint> list = this.baseMapper.pointMap(query);
        return list;
    }

    @Override
    public List<XpPoint> listAll(PointPageListQuery query) {
        List<XpPoint> list = this.baseMapper.listAll(query);
        return list;
    }

    @Override
    public List<XpHistoryStartPointsVo> getHistoryStartPoints(HistoryStartPointsDto historyStartPointsDto) {
        List<XpPoint> xpPoints = this.baseMapper.selectBatchIds(historyStartPointsDto.getPointIds());
        ArrayList<XpHistoryStartPointsVo> resultList = new ArrayList<>(10);
        for (XpPoint xpPoint : xpPoints) {
            XpHistoryStartPointsVo xpHistoryStartPointsVo = new XpHistoryStartPointsVo();
            xpHistoryStartPointsVo.setName(xpPoint.getPointName());
            xpHistoryStartPointsVo.setAddress(xpPoint.getPointAddress());
            xpHistoryStartPointsVo.setLatitude(xpPoint.getPointLat());
            xpHistoryStartPointsVo.setLongitude(xpPoint.getPointLon());
            xpHistoryStartPointsVo.setId(xpPoint.getId());
            double distanced = FastDistanceCalculator.distanceFastKm(historyStartPointsDto.getLat(), historyStartPointsDto.getLon(), xpPoint.getPointLat(), xpPoint.getPointLon());
            xpHistoryStartPointsVo.setDistance(distanced);
            resultList.add(xpHistoryStartPointsVo);

        }

        return resultList;
    }

    @Override
    public List<XpHistoryEndPointsVo> getHistoryEndPoints(HistoryEndPointsDto historyEndPointsDto) {
        List<XpPoint> xpPoints = this.baseMapper.selectBatchIds(historyEndPointsDto.getPointIds());
        ArrayList<XpHistoryEndPointsVo> resultList = new ArrayList<>(10);
        for (XpPoint xpPoint : xpPoints) {
            XpHistoryEndPointsVo xpHistoryEndPointsVo = new XpHistoryEndPointsVo();
            xpHistoryEndPointsVo.setName(xpPoint.getPointName());
            xpHistoryEndPointsVo.setAddress(xpPoint.getPointAddress());
            xpHistoryEndPointsVo.setLatitude(xpPoint.getPointLat());
            xpHistoryEndPointsVo.setLongitude(xpPoint.getPointLon());
            xpHistoryEndPointsVo.setId(xpPoint.getId());
            double distanced = FastDistanceCalculator.distanceFastKm(historyEndPointsDto.getLat(), historyEndPointsDto.getLon(), xpPoint.getPointLat(), xpPoint.getPointLon());
            xpHistoryEndPointsVo.setDistance(distanced);
            resultList.add(xpHistoryEndPointsVo);
        }

        return resultList;
    }

    @Override
    public XpPointsSearchVo queryPointByName(PointByNameQuery query) {
        XpPointsSearchVo searchVo = new XpPointsSearchVo();
        List<XpPointsListVo> list = this.baseMapper.queryPointByName(query);
        if (list.isEmpty()) {
            return searchVo;
        }


        // 组装数据 并排序
        List<XpPointsListVo> resultList = list.stream().peek(vo -> vo.setDistance(FastDistanceCalculator.distanceFast(query.getLat(), query.getLon(), vo.getLatitude(), vo.getLongitude()))).collect(Collectors.toList());

        // 可用点位
        List<XpPointsListVo> availablePoints = resultList.stream().filter(e -> query.getElectronicAreaId() != null && e.getElectronicAreaId().equals(query.getElectronicAreaId())).sorted(Comparator.comparing(XpPointsListVo::getDistance)).collect(Collectors.toList());//

        // 不可用点位
        List<XpPointsListVo> unavailablePoints = resultList.stream().filter(e -> query.getElectronicAreaId() == null || !e.getElectronicAreaId().equals(query.getElectronicAreaId())).sorted(Comparator.comparing(XpPointsListVo::getDistance)).collect(Collectors.toList());
        searchVo.setAvailablePoints(availablePoints);
        searchVo.setUnavailablePoints(unavailablePoints);
        return searchVo;
    }

    @Override
    public OrderDistanceVo getOrderDistance() {
        OrderDistanceVo orderDistanceVo = new OrderDistanceVo();
        XpSystemSetting xpSystemSetting = xpSystemSettingMapper.selectOne(null);
        if (xpSystemSetting != null) {
            orderDistanceVo.setMaxDistance(xpSystemSetting.getOrderDistance());
            orderDistanceVo.setMinDistance(xpSystemSetting.getMinOrderDistance());
            orderDistanceVo.setAdsorptionDistance(xpSystemSetting.getAdsorptionDistance());
            orderDistanceVo.setNearPointDistance(xpSystemSetting.getNearPointDistance());
            return orderDistanceVo;
        }
        return orderDistanceVo;
    }

}