package com.xiaopeng.maintenance.service.impl;

import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.xiaopeng.api.model.maintenance.XpCheckLocation;
import com.xiaopeng.api.model.maintenance.XpClockIn;
import com.xiaopeng.api.model.maintenance.XpShift;
import com.xiaopeng.common.core.domain.R;
import com.xiaopeng.common.core.utils.DateUtils;
import com.xiaopeng.common.core.utils.GeodesyUtil;
import com.xiaopeng.maintenance.dto.ClockDTO;
import com.xiaopeng.maintenance.dto.VerifyRangeDTO;
import com.xiaopeng.maintenance.mapper.XpCheckLocationMapper;
import com.xiaopeng.maintenance.mapper.XpClockInMapper;
import com.xiaopeng.maintenance.mapper.XpShiftMapper;
import com.xiaopeng.maintenance.service.IXpClockInService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.util.List;
import java.util.Map;
import lombok.extern.slf4j.Slf4j;
import java.util.Objects;

import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.util.List;

/**
 * <p>
 * 打卡明细 服务实现类
 * </p>
 *
 * @author mitao
 * @since 2026-02-03
 */
@Slf4j
@Service
public class XpClockInServiceImpl extends ServiceImpl<XpClockInMapper, XpClockIn> implements IXpClockInService {

    @Autowired
    private XpCheckLocationMapper xpCheckLocationMapper;
    @Autowired
    private XpShiftMapper xpShiftMapper;
    @Autowired
    private XpClockInMapper xpClockInMapper;

    @Override
    public Boolean verifyRange(VerifyRangeDTO dto) {

        XpCheckLocation xpCheckLocation = xpCheckLocationMapper.selectById(dto.getLocationId());

        Map<String, Double> distance = GeodesyUtil.getDistance(dto.getUserLon()+","+dto.getUserLat(), xpCheckLocation.getLocationLon()+","+xpCheckLocation.getLocationLat());
        if (null != distance) {
            Double distance1 = distance.get("WGS84");
            if (BigDecimal.valueOf(distance1).compareTo(xpCheckLocation.getLocationRange())>0) {
                return false;
            }else {
                return true;
            }
        } else {
            log.error("调用高德计算距离出错");
            return false;
        }
    }

    @Override
    public R<String> clockIn(ClockDTO dto) {

        XpCheckLocation xpCheckLocation = xpCheckLocationMapper.selectById(dto.getLocationId());

        Map<String, Double> distance = GeodesyUtil.getDistance(dto.getUserLon()+","+dto.getUserLat(), xpCheckLocation.getLocationLon()+","+xpCheckLocation.getLocationLat());
        if (null != distance) {
            Double distance1 = distance.get("WGS84");
            if (BigDecimal.valueOf(distance1).compareTo(xpCheckLocation.getLocationRange()) > 0) {
                return R.fail("不在打卡范围内");
            }
        }else {
            return R.fail("打卡失败");
        }

        // 查询班次
        XpShift xpShift = xpShiftMapper.selectById(dto.getShiftId());
        if (null == xpShift) {
            return R.fail("班次不存在");
        }
        // 开始打卡时间
        String startTime = xpShift.getStartTime();
        LocalDateTime startLocalDateTime = DateUtils.stringToLocalDateTime(LocalDate.now() + " " + startTime + ":00");

        XpClockIn xpClockIn = new XpClockIn();
        xpClockIn.setAppUserId(dto.getOperationsUserId());
        xpClockIn.setClockInTime(LocalDateTime.now());
        xpClockIn.setClockInLon(dto.getUserLon());
        xpClockIn.setClockInLat(dto.getUserLat());
        xpClockIn.setShiftId(dto.getShiftId());
        if (xpClockIn.getClockInTime().isAfter(startLocalDateTime)) {
            xpClockIn.setClockInResult(2);
        }else {
            xpClockIn.setClockInResult(1);
        }
        this.save(xpClockIn);
        return R.ok();
    }

    @Override
    public R<String> clockOut(ClockDTO dto) {

        XpCheckLocation xpCheckLocation = xpCheckLocationMapper.selectById(dto.getLocationId());
        Map<String, Double> distance = GeodesyUtil.getDistance(dto.getUserLon()+","+dto.getUserLat(), xpCheckLocation.getLocationLon()+","+xpCheckLocation.getLocationLat());
        if (null != distance) {
            Double distance1 = distance.get("WGS84");
            if (BigDecimal.valueOf(distance1).compareTo(xpCheckLocation.getLocationRange()) > 0) {
                return R.fail("不在打卡范围内");
            }
        }else {
            return R.fail("打卡失败");
        }

        // 查询上班打卡信息
        XpClockIn xpClockIn = xpClockInMapper.selectOne(Wrappers.lambdaQuery(XpClockIn.class)
                .eq(XpClockIn::getAppUserId, dto.getOperationsUserId())
                .likeRight(XpClockIn::getClockInTime, LocalDate.now())
                .last("LIMIT 1"));
        if(Objects.isNull(xpClockIn)){
            return R.fail("请先上班打卡");
        }

        // 查询班次
        XpShift xpShift = xpShiftMapper.selectById(xpClockIn.getShiftId());
        if (null == xpShift) {
            return R.fail("班次不存在");
        }
        // 开始打卡时间
        String endTime = xpShift.getEndTime();
        LocalDateTime endLocalDateTime = DateUtils.stringToLocalDateTime(LocalDate.now() + " " + endTime + ":00");

        xpClockIn.setClockOutTime(LocalDateTime.now());
        xpClockIn.setClockOutLon(dto.getUserLon());
        xpClockIn.setClockOutLat(dto.getUserLat());

        if (xpClockIn.getClockOutTime().isBefore(endLocalDateTime)) {
            xpClockIn.setClockInResult(2);
        }else {
            xpClockIn.setClockInResult(1);
        }
        this.updateById(xpClockIn);
        return R.ok();
    }
    @Override
    public Boolean checkWorkStatus(Long appUserId) {
        if (appUserId == null) {
            log.warn("检查上班状态失败: appUserId 为空");
            return false;
        }

        try {
            // 1. 计算当天时间范围
            LocalDateTime startTime = LocalDateTime.of(LocalDate.now(), LocalTime.MIN); // 00:00:00
            LocalDateTime endTime = LocalDateTime.of(LocalDate.now(), LocalTime.MAX);   // 23:59:59

            // 2. 计算分表后缀 (userId % 10)
            Integer tableSuffix = (int) (appUserId % 10);

            // 3. 查询当天打卡记录
            List<XpClockIn> records = baseMapper.selectTodayClockInRecords(
                tableSuffix, appUserId, startTime, endTime
            );

            // 4. 判断上班状态
            if (records == null || records.isEmpty()) {
                // 无打卡记录 = 未上班
                log.debug("用户 {} 今日无打卡记录, workFlag=false", appUserId);
                return false;
            } else if (records.size() == 1) {
                // 1条记录 = 已上班未下班
                log.debug("用户 {} 今日打卡1次, workFlag=true", appUserId);
                return true;
            } else {
                // 2条及以上记录 = 已下班
                log.debug("用户 {} 今日打卡{}次, workFlag=false", appUserId, records.size());
                return false;
            }

        } catch (Exception e) {
            log.error("检查用户上班状态异常, appUserId={}", appUserId, e);
            // 异常情况返回 false
            return false;
        }
    }
}