package com.ks.lucky.service.impl.remote;
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import com.ks.lucky.exception.LuckyActivityAwardException;
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import com.ks.lucky.exception.LuckyActivityException;
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import com.ks.lucky.mapper.LuckyActivityMapper;
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import com.ks.lucky.pojo.DO.LuckyActivity;
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import com.ks.lucky.pojo.DO.LuckyActivityAwards;
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import com.ks.lucky.pojo.DO.LuckyActivityOpenInfo;
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import com.ks.lucky.remote.service.LuckyActivityOpenService;
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import com.ks.lucky.service.impl.LuckyActivityAwardManager;
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import com.ks.lucky.service.impl.LuckyActivityAwardResultManager;
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import com.ks.lucky.service.impl.LuckyActivityJoinManager;
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import com.ks.lucky.service.impl.LuckyActivityOpenInfoManager;
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import com.ks.lucky.util.LuckyRunUtil;
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import org.apache.dubbo.config.annotation.Service;
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import org.springframework.transaction.annotation.Transactional;
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import javax.annotation.Resource;
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import java.util.Date;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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@Service(version = "1.0")
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public class LuckyActivityOpenServiceImpl implements LuckyActivityOpenService {
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@Resource
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private LuckyActivityAwardManager luckyActivityAwardManager;
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@Resource
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private LuckyActivityMapper luckyActivityMapper;
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@Resource
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private LuckyActivityOpenInfoManager luckyActivityOpenInfoManager;
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@Resource
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private LuckyActivityJoinManager luckyActivityJoinManager;
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@Resource
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private LuckyActivityAwardResultManager luckyActivityAwardResultManager;
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/**
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* 是否可以开奖了
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*
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* @param activity
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* @return
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*/
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private boolean canOpen(LuckyActivity activity) throws LuckyActivityException {
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long now = System.currentTimeMillis();
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if (activity.getState() != LuckyActivity.STATE_FINISH) {
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throw new LuckyActivityException(1, "活动尚未结束");
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}
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LuckyActivityOpenInfo openInfo = luckyActivityOpenInfoManager.getOpenInfo(activity.getId());
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//未达到最低开奖人数
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if (activity.getCurrentPersonCount() < openInfo.getMinPersonCount()) {
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throw new LuckyActivityException(2, "尚未达到最低开奖人数");
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}
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//到达最低开奖人数就开奖
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if (activity.getPreOpenTime() != null) {
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if (activity.getPreOpenTime().getTime() > now) {
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throw new LuckyActivityException(2, "尚未达到开奖时间");
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}
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}
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return true;
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}
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@Transactional(rollbackFor = Exception.class)
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@Override
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public void preOpenAward(Long activityId) throws LuckyActivityException, LuckyActivityAwardException {
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//判断活动状态
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LuckyActivity activity = luckyActivityMapper.selectByPrimaryKeyForUpdate(activityId);
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if (activity == null) {
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throw new LuckyActivityException(LuckyActivityException.CODE_NOT_EXIST, "活动不存在");
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}
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//判断是否达到开奖条件
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canOpen(activity);
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//------------计算开奖-------------
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//获取奖项数据
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List<LuckyActivityAwards> awardsList = luckyActivityAwardManager.getAwardList(activityId);
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if (awardsList == null || awardsList.size() == 0) {
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throw new LuckyActivityAwardException(LuckyActivityAwardException.CODE_NOT_EXIST, "无奖项信息");
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}
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//获取用户数据
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Map<String, Integer> data = luckyActivityJoinManager.getJoinData(activityId);
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for (LuckyActivityAwards awards : awardsList) {
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//获取中奖用户ID
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Set<String> uids = LuckyRunUtil.compute(data, awards.getCount());
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//保存开奖结果
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luckyActivityAwardResultManager.addRecord(uids, awards.getActivityId(), awards.getId());
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}
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//更新状态
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LuckyActivity update = new LuckyActivity();
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update.setId(activityId);
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update.setState(LuckyActivity.STATE_PRE_OPENED);
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update.setStateRemarks("预开奖成功");
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update.setUpdateTime(new Date());
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luckyActivityMapper.updateByPrimaryKeySelective(update);
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}
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@Transactional(rollbackFor = Exception.class)
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@Override
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public void showOpenAward(Long activityId) throws LuckyActivityException {
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LuckyActivity activity = luckyActivityMapper.selectByPrimaryKeyForUpdate(activityId);
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if (activity.getState() != LuckyActivity.STATE_PRE_OPENED) {
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throw new LuckyActivityException(1, "尚未开奖");
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}
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LuckyActivity update = new LuckyActivity();
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update.setId(activityId);
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update.setUpdateTime(new Date());
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update.setState(LuckyActivity.STATE_OPENED);
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update.setStateRemarks("已开奖");
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luckyActivityMapper.updateByPrimaryKeySelective(update);
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luckyActivityAwardResultManager.setResultShow(activityId);
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}
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}
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