package com.ylx.point.service.impl;

import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.collection.CollectionUtil;
import cn.hutool.core.date.DateTime;
import cn.hutool.core.date.DateUtil;
import cn.hutool.core.util.ObjectUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ylx.common.core.domain.model.WxLoginUser;
import com.ylx.common.exception.ServiceException;
import com.ylx.common.exception.base.BaseException;
import com.ylx.common.utils.DateUtils;
import com.ylx.common.utils.SecurityUtils;
import com.ylx.point.domain.*;
import com.ylx.point.domain.dto.*;
import com.ylx.point.domain.vo.*;
import com.ylx.point.enums.PointActivityStatusEnum;
import com.ylx.point.enums.PointActivityTypeEnum;
import com.ylx.point.mapper.PointActivityMapper;
import com.ylx.point.service.*;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import javax.annotation.Resource;
import java.time.*;
import java.time.format.DateTimeFormatter;
import java.time.temporal.ChronoUnit;
import java.util.*;
import java.util.stream.Collectors;


/**
 * 积分活动主Service业务层处理
 *
 * @author wzj
 * @date 2026-03-25
 */
@Slf4j
@Service
public class PointActivityServiceImpl extends ServiceImpl<PointActivityMapper, PointActivity> implements IPointActivityService {
    @Resource
    private PointActivityMapper pointActivityMapper;
    @Resource
    private IPointActivityTaskService pointActivityTaskService;
    @Resource
    private IPointSignTaskService pointSignTaskService;
    @Resource
    private IPointSignRewardService pointSignRewardService;
    @Resource
    private IPointUserActivityTaskCompletionService pointUserActivityTaskCompletionService;
    @Resource
    private IPointActivityExpirePolicyService pointActivityExpirePolicyService;
    @Resource
    private IPointUserSignLogService pointUserSignLogService;
    @Resource
    private IPointUserSignStatusService pointUserSignStatusService;
    @Resource
    private IPointAccountService pointAccountService;

    private static final int BATCH_SIZE = 1000;

    private static final int TARGET_COUNT = 2;

    private static final String INVALID_EXPIRE_POLICY_TYPE_MESSAGE = "无效的过期策略类型";
    private static final String EXPIRE_DAYS_REQUIRED_MESSAGE = "过期天数不能为空";
    private static final String EXPIRE_YEAR_REQUIRED_MESSAGE = "过期年数不能为空";
    private static final String UPDATE_FAILED_MESSAGE = "更新积分活动过期策略失败";

    // 优先级顺序
    private static final List<Integer> PRIORITY_TYPES = Arrays.asList(
            PointActivityTypeEnum.NEW_USER_ACTIVITY.getCode(),
            PointActivityTypeEnum.DAILY_ACTIVITY.getCode(),
            PointActivityTypeEnum.MONTHLY_ACTIVITY.getCode()); // 新手, 每日, 每月


    @Override
    public List<PointActivityPageVo> list(PointActivityPageDTO dto) {
        return pointActivityMapper.list(dto);
    }

    @Override
    public PointActivityDetailsVo<?> getDetailsInfo(Long id) {

        PointActivity pointActivity = this.pointActivityMapper.selectPointActivityById(id);
        if (ObjectUtil.isNull(pointActivity)) {
            throw new BaseException("参数有误，活动不存在");
        }

        Integer activityType = pointActivity.getActivityType();
        if (PointActivityTypeEnum.SIGN_TASK.getCode().equals(activityType)) {
            PointSignTaskVo vo = this.pointSignTaskService.selectPointSignTaskByActivityId(pointActivity.getId());
            BeanUtil.copyProperties(pointActivity, vo);
            return PointActivityDetailsVo.of(activityType, vo);
        } else {
            PointActivityTaskVo vo = new PointActivityTaskVo();
            BeanUtil.copyProperties(pointActivity, vo);
            List<PointActivityTaskDTO> activityTaskList = this.pointActivityTaskService.selectPointActivityTaskByActivityId(pointActivity.getId());
            vo.setActivityTaskList(activityTaskList);
            return PointActivityDetailsVo.of(activityType, vo);
        }

    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void add(PointActivityDTO dto) {

        // 校验参数
        validateActivityDTO(dto);

        // 保存活动信息
        PointActivity entity = createActivityEntity(dto);
        saveActivity(entity);

        // 保存活动详情信息
        saveActivityDetails(dto, entity.getId());

    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void edit(PointActivityDTO dto) {

        // 校验参数
        Long id = dto.getId();
        if (ObjectUtil.isNull(id)) {
            throw new BaseException("活动主键id不能为空");
        }

        // 根据id获取活动详情
        PointActivity entity = this.pointActivityMapper.selectPointActivityById(id);
        if (ObjectUtil.isNull(entity)) {
            throw new BaseException("参数有误，活动不存在");
        }

        // 校验活动状态
        if (PointActivityStatusEnum.IN_PROGRESS.getCode().equals(entity.getStatus())) {
            throw new BaseException("活动进行中，不可编辑");
        }

        updateActivity(entity, dto);

        // 更新活动详情信息
        updateActivityDetails(dto, id);

    }

    @Override
    public PointActivityStatVo getStatInfo(Long id) {

        // 根据id获取活动详情
        PointActivity entity = this.pointActivityMapper.selectPointActivityById(id);
        if (ObjectUtil.isNull(entity)) {
            throw new BaseException("参数有误，活动不存在");
        }

        PointActivityStatVo vo = new PointActivityStatVo();
        BeanUtil.copyProperties(entity, vo);

        // 数据总览
        PointActivityOverviewVO dataOverview = this.pointUserActivityTaskCompletionService.getPointActivityOverviewByActivityId(id);
        vo.setDataOverview(dataOverview);

        // 数据详情
        List<PointActivityTaskDetailVO> taskDetailList = pointActivityMapper.getTaskDetailListById(id);
        vo.setTaskDetailList(taskDetailList);

        return vo;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void editValidity(PointActivityValidityDTO dto) {

        // 根据dto中activityType获取全部的活动list
        PointActivity pointActivity = new PointActivity();
        pointActivity.setActivityType(dto.getActivityType());
        List<PointActivity> activityList = pointActivityMapper.selectPointActivityList(pointActivity);

        // 根据类型获取积分活动过期策略表数据
        PointActivityExpirePolicy expirePolicy = pointActivityExpirePolicyService.selectPointActivityExpirePolicyByActivityType(dto.getActivityType());
        if (CollectionUtil.isEmpty(activityList)) {
            // 更新积分活动过期策略表
            this.saveOrUpdatePointActivityExpirePolicy(expirePolicy, dto);
        } else {
            // 判断活动list中只要有活动的状态为"进行中"，修改就失败
            boolean hasOngoingActivity = activityList.stream()
                    .anyMatch(activity -> PointActivityStatusEnum.IN_PROGRESS.getCode().equals(activity.getStatus()));
            if (hasOngoingActivity) {
                throw new BaseException("存在进行中的活动，无法修改有效期");
            }
            // 更新积分活动过期策略表
            this.saveOrUpdatePointActivityExpirePolicy(expirePolicy, dto);
            // 批量更新活动的有效期策略
            batchUpdateExpirePolicy(activityList, expirePolicy.getId());
        }

    }

    @Override
    public List<PointActivityValidityVo> validityDetails() {
        try {
            // 查询所有过期策略
            List<PointActivityExpirePolicy> expirePolicies = this.pointActivityExpirePolicyService.list();

            // 如果没有数据，返回空列表
            if (CollectionUtil.isEmpty(expirePolicies)) {
                log.debug("没有查询到积分活动过期策略数据");
                return Collections.emptyList();
            }

            // 转换为VO对象
            List<PointActivityValidityVo> result = expirePolicies.stream()
                    .map(this::convertToVo)
                    .collect(Collectors.toList());

            log.info("成功查询到 {} 条积分活动有效期详情", result.size());
            return result;
        } catch (Exception e) {
            log.error("查询积分活动有效期详情失败", e);
            throw new BaseException("查询积分活动有效期详情失败");
        }
    }

    @Override
    public Integer selectTotalActiveTasks(String cityCode) {
        return pointActivityMapper.selectTotalActiveTasks(cityCode);
    }

    @Override
    public List<UserPointActivityVo> getUserPointActivityList(UserPointActivityPageDTO dto) {

        // 当前登录用户信息
        WxLoginUser wxLoginUser = SecurityUtils.getWxLoginUser();
        if (ObjectUtil.isNull(wxLoginUser)) {
            throw new RuntimeException("用户不存在");
        }
        String openId = wxLoginUser.getCOpenid();
        dto.setOpenId(openId);
        return pointActivityMapper.selectTaskWithProgress(dto);
    }

    @Override
    public List<UserPointActivityVo> activityList() {

        // 当前登录用户信息
        WxLoginUser wxLoginUser = SecurityUtils.getWxLoginUser();
        if (ObjectUtil.isNull(wxLoginUser)) {
            throw new RuntimeException("用户不存在");
        }
        String openId = wxLoginUser.getCOpenid();

        List<UserPointActivityVo> resultList = new ArrayList<>();

        // 2. 按优先级遍历活动类型
        for (Integer activityType : PRIORITY_TYPES) {
            if (resultList.size() >= TARGET_COUNT) {
                break;
            }

            // 3. 查询该类型下 进行中 的任务
            List<PointActivityTask> taskList = pointActivityTaskService.selectTasksByActivityType(activityType);
            if (CollectionUtil.isEmpty(taskList)) {
                continue;
            }

            // 4. 批量查询用户完成记录
            List<Long> taskIds = taskList.stream().map(PointActivityTask::getId).collect(Collectors.toList());
            List<PointUserActivityTaskCompletion> completionList =
                    pointUserActivityTaskCompletionService.selectCompletionsByOpenIdAndTaskIds(openId, taskIds);

            Map<Long, PointUserActivityTaskCompletion> completionMap = completionList.stream()
                    .collect(Collectors.toMap(PointUserActivityTaskCompletion::getTaskId, c -> c));

            // 5. 筛选【未完成】的任务
            for (PointActivityTask task : taskList) {
                if (resultList.size() >= TARGET_COUNT) break;

                PointUserActivityTaskCompletion completion = completionMap.get(task.getId());
                if (isTaskIncomplete(task, completion)) {
                    resultList.add(convertToVo(task, completion));
                }
            }
        }

        return resultList.stream().limit(2).collect(Collectors.toList());

    }

    @Override
    public List<SignDayVo> getSignInfo(SignDTO dto) {
        // ... (前面获取用户、任务、奖励配置的代码保持不变) ...

        // 1. 获取用户信息 & 任务 & 奖励列表
        WxLoginUser wxLoginUser = SecurityUtils.getWxLoginUser();
        if (ObjectUtil.isNull(wxLoginUser)) throw new ServiceException("用户不存在");
        String openId = wxLoginUser.getCOpenid();

        PointSignTask task = getEnabledTask(dto.getCityCode());
        if (task == null) throw new ServiceException("当前城市暂无签到活动");
        Long taskId = task.getId();
        Long activityId = task.getActivityId();

        LambdaQueryWrapper<PointSignReward> rewardQuery = new LambdaQueryWrapper<>();
        rewardQuery.eq(PointSignReward::getSignTaskId, taskId);
        rewardQuery.orderByAsc(PointSignReward::getContinueDays);
        rewardQuery.last("LIMIT 7");
        List<PointSignReward> rewardList = pointSignRewardService.list(rewardQuery);

        // 2. 获取状态
        boolean signedToday = pointUserSignLogService.countTodaySign(openId, taskId) > 0;
        PointUserSignStatus status = pointUserSignStatusService.selectByOpenIdAndActivityIdForUpdate(openId, activityId);
        int continuousDays = (status == null) ? 0 : status.getCurrentContinuousDays();

        // --- 核心修改：计算本周日期 & 状态判断 ---
        LocalDate today = LocalDate.now();

        // 计算本周周日
        DayOfWeek dayOfWeek = today.getDayOfWeek();
        int daysSinceSunday = (dayOfWeek.getValue() == 7) ? 0 : dayOfWeek.getValue();
        LocalDate thisWeekSunday = today.minusDays(daysSinceSunday);

        // 定义“过期”判定阈值：例如，超过 7 天未签视为过期
        // 注意：这里的逻辑是，如果是“本周”的视图，通常只有“断签”和“未签”。
        // 但如果你的业务是“补签卡”界面，或者需要展示历史状态，这个逻辑才有意义。
        // 这里演示：如果漏签日期距离今天超过 7 天，标记为 4。
        int expireThresholdDays = 7;

        List<SignDayVo> voList = new ArrayList<>();

        for (int i = 0; i < 7; i++) {
            LocalDate date = thisWeekSunday.plusDays(i);
            int dayIndex = i + 1;

            SignDayVo vo = new SignDayVo();
            vo.setDate(date);

            boolean isToday = date.equals(today);
            boolean isPast = date.isBefore(today);

            // 查询该天是否已签 (建议优化为批量查询)
            boolean actuallySigned = false;
            if (isToday) {
                actuallySigned = signedToday;
            } else {
                // 模拟查询
                actuallySigned = pointUserSignLogService.count(new LambdaQueryWrapper<PointUserSignLog>()
                        .eq(PointUserSignLog::getOpenId, openId)
                        .eq(PointUserSignLog::getTaskId, taskId)
                        .eq(PointUserSignLog::getSignDate, date)) > 0;
            }

            // --- 状态赋值逻辑 ---
            if (isToday && !actuallySigned) {
                vo.setStatus(2); // 2: 今天未签到
            } else if (actuallySigned) {
                vo.setStatus(1); // 1: 已签
            } else {
                // 没签到的情况 (且不是今天)
                // 计算该日期距离今天的天数
                long daysDiff = ChronoUnit.DAYS.between(date, today);

                if (daysDiff > expireThresholdDays) {
                    vo.setStatus(4); // 4: 已过期 (漏签太久，无法补签)
                } else {
                    vo.setStatus(3); // 3: 断签 (漏签在可接受范围内)
                }
            }

            // --- 奖励匹配 ---
            PointSignReward reward = rewardList.stream()
                    .filter(r -> r.getContinueDays() == dayIndex)
                    .findFirst()
                    .orElse(null);
            vo.setPoints(reward != null ? reward.getRewardPoints() : 0);
            voList.add(vo);
        }

        return voList;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void sign(SignDTO dto) {
        // 1. 获取用户信息
        WxLoginUser wxLoginUser = SecurityUtils.getWxLoginUser();
        if (ObjectUtil.isNull(wxLoginUser)) {
            throw new RuntimeException("用户未登录");
        }
        String openId = wxLoginUser.getCOpenid();

        // 2. 获取当前城市有效的签到任务配置
        // 建议：这里应该加缓存，避免每次签到都查库
        PointSignTask task = getEnabledTask(dto.getCityCode());
        if (ObjectUtil.isNull(task)) {
            throw new RuntimeException("当前城市暂无签到活动");
        }
        Long activityId = task.getActivityId();
        Long taskId = task.getId();

        // 3. 防重复签到 (利用数据库唯一索引兜底，这里做快速失败)
        // 优化：直接查库比 count 快，且逻辑更清晰
        PointUserSignLog todayLog = pointUserSignLogService.getOne(new LambdaQueryWrapper<PointUserSignLog>()
                .eq(PointUserSignLog::getOpenId, openId)
                .eq(PointUserSignLog::getTaskId, taskId)
                .eq(PointUserSignLog::getSignDate, DateUtils.getNowDate()) // 假设日志表有 sign_date 字段，如果没有用 create_time 转 date
                .last("LIMIT 1"));

        if (ObjectUtil.isNotNull(todayLog)) {
            throw new RuntimeException("今日已签到");
        }

        // 4. 获取并锁定用户签到状态 (悲观锁)
        // 注意：selectByOpenIdAndActivityIdForUpdate 必须使用 FOR UPDATE 语法
        PointUserSignStatus status = pointUserSignStatusService.selectByOpenIdAndActivityIdForUpdate(openId, activityId);

        int newContinuousDays = 1;
        DateTime today = DateUtil.date();
        DateTime yesterday = DateUtil.yesterday();

        if (ObjectUtil.isNull(status)) {
            // --- 首次签到 ---
            status = new PointUserSignStatus();
            status.setOpenId(openId);
            status.setActivityId(activityId);
            status.setLastSignDate(today);
            status.setCurrentContinuousDays(1);
            status.setLastRewardCycleDays(0);
            pointUserSignStatusService.save(status);
        } else {
            // --- 非首次签到：计算连续天数 ---
            DateTime lastSignDate = status.getLastSignDate();

            // 判断是否断签：昨天不是最后签到日期，即为断签
            boolean isBreak = !DateUtil.isSameDay(lastSignDate, yesterday);

            if (isBreak) {
                if (task.getBreakRule() == 0) {
                    // 规则0：断签重置
                    newContinuousDays = 1;
                } else {
                    // 规则1：断签保留进度 (这里逻辑通常是 +1，除非你想做补签逻辑)
                    newContinuousDays = status.getCurrentContinuousDays() + 1;
                }
            } else {
                // 正常连续
                newContinuousDays = status.getCurrentContinuousDays() + 1;
            }

            // 更新状态
            status.setLastSignDate(today);
            status.setCurrentContinuousDays(newContinuousDays);
            pointUserSignStatusService.updateById(status);
        }

        // 5. 计算奖励积分
        // 优化：匹配 <= 当前天数的最大奖励配置 (例如配置了3天、7天，第5天应该拿3天的奖，或者拿基础奖)
        int rewardPoints = task.getBasePoints(); // 默认基础积分
        PointSignReward reward = pointSignRewardService.getOne(new LambdaQueryWrapper<PointSignReward>()
                .eq(PointSignReward::getSignTaskId, taskId)
                .le(PointSignReward::getContinueDays, newContinuousDays) // 小于等于当前天数
                .orderByDesc(PointSignReward::getContinueDays)
                .last("LIMIT 1"));

        if (ObjectUtil.isNotNull(reward)) {
            rewardPoints = reward.getRewardPoints();
        }

        // 6. 写入签到流水日志
        PointUserSignLog signLog = new PointUserSignLog();
        signLog.setOpenId(openId);
        signLog.setActivityId(activityId);
        signLog.setTaskId(taskId);
        signLog.setSignDate(today); // 需确保数据库字段支持 Date 类型
        signLog.setContinuousDays(newContinuousDays);
        signLog.setPoints(rewardPoints);
        signLog.setIsMakeUp(0);
        pointUserSignLogService.save(signLog);

        // 7. 增加用户积分账户余额
        // 注意：这里假设 pointAccountService 内部会写入 point_user_log (积分总流水表)
        try {
            pointAccountService.addPoints(openId, rewardPoints, null, activityId, taskId, PointActivityTypeEnum.SIGN_TASK.getCode());
        } catch (Exception e) {
            log.error("签到发放积分失败", e);
            throw new RuntimeException("签到成功，但积分发放失败，请联系客服");
        }

    }

    /**
     * 判断任务是否未完成
     */
    private boolean isTaskIncomplete(PointActivityTask task, PointUserActivityTaskCompletion completion) {

        // 1. 获取规则要求的次数
        int requiredCount = 0;
        try {
            requiredCount = Integer.parseInt(task.getTriggerValue());
        } catch (NumberFormatException e) {
            // 如果配置错误，为了安全起见，默认视为未完成（或根据业务抛出异常）
            return true;
        }

        // 2. 获取用户实际完成的次数
        int actualCount = 0;
        if (ObjectUtil.isNotNull(completion) && ObjectUtil.isNotNull(completion.getCompletedCount())) {
            actualCount = completion.getCompletedCount();
        }

        // 3. 核心判断逻辑
        // 如果 实际次数 < 要求次数，则任务“未完成” (返回 true)
        return actualCount < requiredCount;
    }

    /**
     * 组装 VO 对象
     */
    private UserPointActivityVo convertToVo(PointActivityTask task, PointUserActivityTaskCompletion completion) {
        UserPointActivityVo vo = new UserPointActivityVo();

        vo.setActivityId(task.getActivityId());
        vo.setTaskName(task.getTaskName()); // 或者是从字典表查出的中文名称
        vo.setRewardPoints(task.getRewardPoints());

        // 完成次数：如果没有记录则为 "0"
        vo.setCompletedCount(completion != null ? String.valueOf(completion.getCompletedCount()) : "0");

        // 触发条件：直接从任务配置中获取，或者根据 taskCode 查字典
        vo.setTriggerValue(task.getTriggerValue());

        return vo;
    }

    private PointActivityValidityVo convertToVo(PointActivityExpirePolicy policy) {
        PointActivityValidityVo vo = new PointActivityValidityVo();
        BeanUtil.copyProperties(policy, vo);
        // 可以在这里添加额外的转换逻辑
        return vo;
    }

    private void validateActivityDTO(PointActivityDTO dto) {
        if (ObjectUtil.isNull(dto)) {
            throw new BaseException("活动信息不能为空");
        }

        PointActivityDTO.ActivityTimeConfig timeConfig = dto.getTimeConfig();
        if (ObjectUtil.isNull(timeConfig) || (!timeConfig.getIsPermanent() &&
                (ObjectUtil.isNull(timeConfig.getStartTime()) || ObjectUtil.isNull(timeConfig.getEndTime())))) {
            throw new BaseException("活动时间配置不能为空");
        }
    }

    private PointActivity createActivityEntity(PointActivityDTO dto) {

        // 创建基础实体
        PointActivity entity = new PointActivity();
        BeanUtil.copyProperties(dto, entity);

        // 处理时间配置
        PointActivityDTO.ActivityTimeConfig timeConfig = dto.getTimeConfig();
        entity.setStartTime(DateUtil.beginOfDay(timeConfig.getStartTime()));
        entity.setEndTime(processEndTime(timeConfig.getEndTime()));
        entity.setIsPermanent(timeConfig.getIsPermanent() ? 1 : 0);

        // 处理状态
        if (PointActivityStatusEnum.PUBLISHED.getCode().equals(dto.getStatus())) {
            entity.setStatus(determineActivityStatus(
                    entity.getStartTime(),
                    entity.getEndTime(),
                    timeConfig.getIsPermanent()
            ));
        }

        return entity;
    }

    private void saveActivity(PointActivity entity) {
        entity.setCreateBy(SecurityUtils.getUsername());
        entity.setCreateTime(new Date());
        int affectedRows = pointActivityMapper.insertPointActivity(entity);
        if (affectedRows <= 0) {
            throw new BaseException("保存积分活动失败");
        }
    }

    private void saveOrUpdatePointActivityExpirePolicy(PointActivityExpirePolicy expirePolicy, PointActivityValidityDTO dto) {

        // 参数校验
        if (ObjectUtil.isNull(dto)) {
            throw new IllegalArgumentException("参数不能为空");
        }


        // 根据expirePolicy类型设置对应的过期时间
        Integer expirePolicyCode = dto.getExpirePolicy();
        if (ObjectUtil.isNull(expirePolicyCode)) {
            throw new IllegalArgumentException("过期策略类型不能为空");
        }

        // 准备要保存或更新的实体
        PointActivityExpirePolicy entity = expirePolicy != null ? expirePolicy : new PointActivityExpirePolicy();

        // 设置基本信息
        entity.setActivityType(dto.getActivityType());
        entity.setExpirePolicy(dto.getExpirePolicy());

        // 根据过期策略类型设置对应的过期时间
        setExpireTimeByPolicyType(entity, dto, expirePolicyCode);

        // 保存或更新
        saveOrUpdateExpirePolicy(entity, dto.getActivityType());
    }

    private void setExpireTimeByPolicyType(PointActivityExpirePolicy entity, PointActivityValidityDTO dto, Integer expirePolicyCode) {
        // 先清空所有过期时间字段
        entity.setExpireDays(null);
        entity.setExpireYear(null);

        // 根据策略类型设置对应的过期时间
        switch (expirePolicyCode) {
            case 1: // PERMANENT_VALID - 永久有效
                // 已经清空了过期天数和年数，无需额外操作
                break;
            case 2: // TRANSACTION_EXPIRE - 按交易过期
                if (dto.getExpireDays() == null) {
                    throw new IllegalArgumentException(EXPIRE_DAYS_REQUIRED_MESSAGE);
                }
                entity.setExpireDays(dto.getExpireDays());
                break;
            case 3: // YEARLY_EXPIRE - 按年过期
                if (dto.getExpireYear() == null) {
                    throw new IllegalArgumentException(EXPIRE_YEAR_REQUIRED_MESSAGE);
                }
                entity.setExpireYear(dto.getExpireYear());
                break;
            default:
                throw new IllegalArgumentException(INVALID_EXPIRE_POLICY_TYPE_MESSAGE);
        }
    }

    private void saveOrUpdateExpirePolicy(PointActivityExpirePolicy entity, Integer activityType) {
        try {
            entity.setUpdateBy(SecurityUtils.getUsername());
            entity.setUpdateTime(DateUtils.getNowDate());
            boolean isSuccess = pointActivityExpirePolicyService.updateById(entity);
            if (!isSuccess) {
                log.error("保存或更新积分活动过期策略失败, activityType: {}", activityType);
                throw new BaseException(UPDATE_FAILED_MESSAGE);
            }
        } catch (Exception e) {
            log.error("保存或更新积分活动过期策略时发生异常, activityType: {}", activityType, e);
            throw new BaseException(UPDATE_FAILED_MESSAGE);
        }
    }

    private void saveActivityDetails(PointActivityDTO dto, Long activityId) {
        if (PointActivityTypeEnum.SIGN_TASK.getCode().equals(dto.getActivityType())) {
            saveSignTaskDetails(dto, activityId);
        } else {
            saveActivityTaskDetails(dto, activityId);
        }
    }

    private void updateActivityDetails(PointActivityDTO dto, Long activityId) {
        if (PointActivityTypeEnum.SIGN_TASK.getCode().equals(dto.getActivityType())) {
            updateSignTaskDetails(dto, activityId);
        } else {
            updateActivityTaskDetails(dto, activityId);
        }
    }

    private void updateActivity(PointActivity entity, PointActivityDTO dto) {
        // 更新活动信息
        BeanUtil.copyProperties(dto, entity);

        // 处理时间配置
        PointActivityDTO.ActivityTimeConfig timeConfig = dto.getTimeConfig();
        if (timeConfig != null) {
            entity.setStartTime(DateUtil.beginOfDay(timeConfig.getStartTime()));
            entity.setEndTime(processEndTime(timeConfig.getEndTime()));
            entity.setIsPermanent(timeConfig.getIsPermanent() ? 1 : 0);
        }

        // 处理状态
        if (PointActivityStatusEnum.PUBLISHED.getCode().equals(dto.getStatus())) {
            entity.setStatus(determineActivityStatus(
                    entity.getStartTime(),
                    entity.getEndTime(),
                    timeConfig.getIsPermanent()
            ));
        }

        entity.setUpdateBy(SecurityUtils.getUsername());
        entity.setUpdateTime(DateUtils.getNowDate());

        int affectedRows = pointActivityMapper.updatePointActivity(entity);
        if (affectedRows <= 0) {
            throw new BaseException("更新积分活动失败");
        }
    }

    private void saveSignTaskDetails(PointActivityDTO dto, Long activityId) {
        PointSignTaskDTO signTaskDTO = dto.getSignTaskDTO();
        if (ObjectUtil.isNull(signTaskDTO)) {
            throw new BaseException("签到任务配置不能为空");
        }

        PointSignTask pointSignTask = new PointSignTask();
        pointSignTask.setActivityId(activityId);
        pointSignTask.setBasePoints(signTaskDTO.getBasePoints());
        pointSignTask.setBreakRule(signTaskDTO.getBreakRule());
        int affectedRows = pointSignTaskService.insertPointSignTask(pointSignTask);
        if (affectedRows <= 0) {
            throw new BaseException("保存积分签到任务规则失败");
        }

        saveSignRewards(signTaskDTO.getSignRewardList(), pointSignTask.getId());
    }

    private void saveSignRewards(List<PointSignRewardDTO> rewardList, Long taskId) {
        if (CollectionUtil.isEmpty(rewardList)) {
            return;
        }

        List<PointSignReward> rewards = rewardList.stream()
                .map(dto -> {
                    PointSignReward reward = new PointSignReward();
                    reward.setRewardPoints(dto.getRewardPoints());
                    reward.setContinueDays(dto.getContinueDays());
                    reward.setCreateBy(SecurityUtils.getUsername());
                    reward.setCreateTime(DateUtils.getNowDate());
                    reward.setUpdateTime(reward.getCreateTime());
                    reward.setIsDeleted(0);
                    reward.setSignTaskId(taskId);
                    return reward;
                })
                .collect(Collectors.toList());

        pointSignRewardService.batchInsertPointSignReward(rewards);
    }

    private void saveActivityTaskDetails(PointActivityDTO dto, Long activityId) {
        List<PointActivityTaskDTO> tasks = dto.getTasks();
        if (CollectionUtil.isEmpty(tasks)) {
            return;
        }

        List<PointActivityTask> activityTasks = tasks.stream()
                .map(task -> {
                    PointActivityTask activityTask = new PointActivityTask();
                    BeanUtil.copyProperties(task, activityTask);
                    activityTask.setActivityId(activityId);
                    activityTask.setIsDeleted(0);
                    activityTask.setCreateBy(SecurityUtils.getUsername());
                    activityTask.setCreateTime(DateUtils.getNowDate());
                    activityTask.setUpdateTime(activityTask.getCreateTime());
                    return activityTask;
                })
                .collect(Collectors.toList());

        pointActivityTaskService.batchInsertPointActivityTask(activityTasks);
    }

    /**
     * 处理结束时间，设置为当天的23:59:59
     */
    private Date processEndTime(Date endTime) {
        if (endTime == null) {
            return null;
        }

        try {
            LocalDateTime localDateTime = LocalDateTime.ofInstant(
                    endTime.toInstant(),
                    ZoneId.systemDefault()
            );
            LocalDateTime endOfDay = localDateTime.with(
                    java.time.LocalTime.of(23, 59, 59));
            return Date.from(endOfDay.atZone(ZoneId.systemDefault()).toInstant());
        } catch (DateTimeException e) {
            throw new IllegalArgumentException("Invalid end time", e);
        }
    }

    /**
     * 确定活动状态
     */
    private Integer determineActivityStatus(Date startTime, Date endTime, Boolean isPermanent) {
        if (isPermanent) {
            return PointActivityStatusEnum.IN_PROGRESS.getCode();
        }

        Date now = DateUtils.getNowDate();
        if (startTime.after(now)) {
            return PointActivityStatusEnum.NOT_START.getCode();
        } else if (endTime != null && endTime.before(now)) {
            return PointActivityStatusEnum.FINISHED.getCode();
        } else {
            return PointActivityStatusEnum.IN_PROGRESS.getCode();
        }
    }

    /**
     * 更新签到任务详情
     */
    private void updateSignTaskDetails(PointActivityDTO dto, Long activityId) {
        PointSignTaskDTO signTaskDTO = dto.getSignTaskDTO();
        if (ObjectUtil.isNull(signTaskDTO)) {
            throw new BaseException("签到任务配置不能为空");
        }

        // 获取现有的签到任务
        PointSignTaskVo existingTask = pointSignTaskService.selectPointSignTaskByActivityId(activityId);

        // 更新签到任务基本信息
        PointSignTask pointSignTask = new PointSignTask();
        pointSignTask.setId(existingTask.getSignTaskId());
        pointSignTask.setBasePoints(signTaskDTO.getBasePoints());
        pointSignTask.setBreakRule(signTaskDTO.getBreakRule());

        // 更新签到任务
        int affectedRows = pointSignTaskService.updatePointSignTask(pointSignTask);
        if (affectedRows <= 0) {
            throw new BaseException("更新积分签到任务规则失败");
        }

        // 更新签到奖励配置
        updateSignRewards(signTaskDTO.getSignRewardList(), pointSignTask.getId());
    }

    /**
     * 更新签到奖励配置
     */
    private void updateSignRewards(List<PointSignRewardDTO> rewardList, Long taskId) {
        // 先删除原有的奖励配置
        PointSignReward query = new PointSignReward();
        query.setSignTaskId(taskId);
        List<PointSignReward> existingRewards = pointSignRewardService.selectPointSignRewardList(query);

        if (CollectionUtil.isNotEmpty(existingRewards)) {
            String[] ids = existingRewards.stream()
                    .map(reward -> String.valueOf(reward.getId()))
                    .toArray(String[]::new);
            pointSignRewardService.deletePointSignRewardByIds(ids);
        }

        // 重新插入新的奖励配置
        if (CollectionUtil.isEmpty(rewardList)) {
            return;
        }

        List<PointSignReward> rewards = rewardList.stream()
                .map(dto -> {
                    PointSignReward reward = new PointSignReward();
                    reward.setRewardPoints(dto.getRewardPoints());
                    reward.setContinueDays(dto.getContinueDays());
                    reward.setCreateTime(DateUtils.getNowDate());
                    reward.setUpdateTime(reward.getCreateTime());
                    reward.setIsDeleted(0);
                    reward.setSignTaskId(taskId);
                    return reward;
                })
                .collect(Collectors.toList());

        pointSignRewardService.batchInsertPointSignReward(rewards);
    }

    /**
     * 更新活动任务详情
     */
    private void updateActivityTaskDetails(PointActivityDTO dto, Long activityId) {

        // 先删除原有的活动任务
        pointActivityTaskService.deletePointActivityTaskByActivityId(activityId);

        // 重新插入新的活动任务
        List<PointActivityTaskDTO> tasks = dto.getTasks();
        if (CollectionUtil.isEmpty(tasks)) {
            return;
        }

        List<PointActivityTask> activityTasks = tasks.stream()
                .map(task -> {
                    PointActivityTask activityTask = new PointActivityTask();
                    BeanUtil.copyProperties(task, activityTask);
                    activityTask.setActivityId(activityId);
                    activityTask.setIsDeleted(0);
                    activityTask.setUpdateBy(SecurityUtils.getUsername());
                    activityTask.setUpdateTime(DateUtils.getNowDate());
                    return activityTask;
                })
                .collect(Collectors.toList());

        pointActivityTaskService.batchInsertPointActivityTask(activityTasks);
    }

    private void batchUpdateExpirePolicy(List<PointActivity> activityList, Long expirePolicyId) {
        // 参数校验
        if (CollectionUtil.isEmpty(activityList)) {
            log.debug("活动列表为空，无需更新过期策略");
            return;
        }

        if (expirePolicyId == null) {
            throw new IllegalArgumentException("过期策略ID不能为空");
        }

        try {
            // 使用Stream处理活动列表，设置过期策略ID
            List<PointActivity> activitiesToUpdate = activityList.stream()
                    .map(activity -> {
                        activity.setExpirePolicyId(expirePolicyId);
                        activity.setUpdateTime(DateUtils.getNowDate());
                        activity.setUpdateBy(SecurityUtils.getUsername());
                        return activity;
                    })
                    .collect(Collectors.toList());

            // 批量更新数据库
            super.updateBatchById(activitiesToUpdate, BATCH_SIZE);

            log.info("成功更新 {} 个活动的过期策略为 {}", activitiesToUpdate.size(), expirePolicyId);
        } catch (Exception e) {
            log.error("批量更新活动过期策略失败, expirePolicyId: {}", expirePolicyId, e);
            throw new BaseException("批量更新活动过期策略失败");
        }
    }

    private PointSignTask getEnabledTask(String cityCode) {
        // 1. 根据城市查询当前生效的活动
        PointActivity activity = pointActivityMapper.selectOne(
                new QueryWrapper<PointActivity>()
                        .eq("city_code", cityCode)
                        .eq("status", 1)  // 活动启用
                        .last("LIMIT 1")
        );
        if (ObjectUtil.isNull(activity)) {
            throw new RuntimeException("当前城市未配置签到活动");
        }

        // 2. 根据活动绑定的 taskId 查询签到任务
        LambdaQueryWrapper<PointSignTask> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(PointSignTask::getActivityId, activity.getId());
        queryWrapper.eq(PointSignTask::getIsDeleted, 1);
        List<PointSignTask> list = pointSignTaskService.list(queryWrapper);
        PointSignTask task = new PointSignTask();

        if (CollectionUtil.isNotEmpty(list)) {
            task = CollectionUtil.getLast(list);
        }
        return task;
    }

}