admin
2021-01-15 5405154d6979f1b50ce2d881bb164b1acca80b6d
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
package com.ks.lucky.service.impl.remote;
 
import com.ks.lucky.exception.*;
import com.ks.lucky.mapper.LuckyActivityMapper;
import com.ks.lucky.pojo.DO.LuckyActivity;
import com.ks.lucky.pojo.DO.LuckyActivityAwards;
import com.ks.lucky.pojo.DO.LuckyActivityOpenInfo;
import com.ks.lucky.pojo.DTO.ActivityMQMsg;
import com.ks.lucky.remote.service.LuckyActivityOpenService;
import com.ks.lucky.service.impl.*;
import com.ks.lucky.util.LuckyRunUtil;
import com.ks.lucky.util.mq.CMQManager;
import org.apache.dubbo.config.annotation.Service;
import org.springframework.transaction.annotation.Transactional;
 
import javax.annotation.Resource;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.Set;
 
@Service(version = "1.0.0")
public class LuckyActivityOpenServiceImpl implements LuckyActivityOpenService {
 
    @Resource
    private LuckyActivityAwardManager luckyActivityAwardManager;
 
    @Resource
    private LuckyActivityMapper luckyActivityMapper;
 
 
    @Resource
    private LuckyActivityOpenInfoManager luckyActivityOpenInfoManager;
 
    @Resource
    private LuckyActivityJoinManager luckyActivityJoinManager;
 
    @Resource
    private LuckyActivityAwardResultManager luckyActivityAwardResultManager;
 
    @Resource
    private LuckyActivityManager luckyActivityManager;
 
 
    /**
     * 是否可以开奖了
     *
     * @param activity
     * @return
     */
    private boolean canOpen(LuckyActivity activity) throws LuckyActivityException, LuckyActivityOpenException {
        long now = System.currentTimeMillis();
        if (activity.getState() != LuckyActivity.STATE_FINISH) {
            throw new LuckyActivityException(1, "活动尚未结束");
        }
 
        LuckyActivityOpenInfo openInfo = luckyActivityOpenInfoManager.getOpenInfo(activity.getId());
 
 
        //到达最低开奖人数就开奖
        if (openInfo.getPreOpenTime() != null) {
            if (openInfo.getPreOpenTime().getTime() > now) {
                throw new LuckyActivityException(2, "尚未达到开奖时间");
            }
        } else {
            throw new LuckyActivityException(2, "尚未达到开奖时间");
        }
 
        //未达到最低开奖人数
        if (activity.getCurrentPersonCount() < openInfo.getMinPersonCount()) {
            throw new LuckyActivityOpenException(LuckyActivityOpenException.CODE_NOT_REACH_OPEN_PERSON_COUNT, "尚未达到最低开奖人数");
        }
        return true;
    }
 
 
    @Transactional(rollbackFor = Exception.class)
    @Override
    public void preOpenAward(Long activityId) throws LuckyActivityException, LuckyActivityOpenException, LuckyActivityAwardException {
        //判断活动状态
        LuckyActivity activity = luckyActivityMapper.selectByPrimaryKeyForUpdate(activityId);
        if (activity == null) {
            throw new LuckyActivityException(LuckyActivityException.CODE_NOT_EXIST, "活动不存在");
        }
 
        //判断是否达到开奖条件
        try {
            canOpen(activity);
        } catch (LuckyActivityOpenException e) {
            if (e.getCode() == LuckyActivityOpenException.CODE_NOT_REACH_OPEN_PERSON_COUNT) {
                //开奖失败
                luckyActivityManager.setState(activityId, LuckyActivity.STATE_OPEN_FAIL, "人数未达到开奖人数,开奖失败");
                return;
            } else {
                throw new LuckyActivityOpenException(1, "尚未达到开奖条件");
            }
        } catch (LuckyActivityException e) {
            throw new LuckyActivityOpenException(1, "尚未达到开奖条件");
        }
        //------------计算开奖-------------
 
        //获取奖项数据
        List<LuckyActivityAwards> awardsList = luckyActivityAwardManager.getAwardList(activityId);
        if (awardsList == null || awardsList.size() == 0) {
            throw new LuckyActivityAwardException(LuckyActivityAwardException.CODE_NOT_EXIST, "无奖项信息");
        }
 
        //获取用户数据
        Map<String, Integer> data = luckyActivityJoinManager.getJoinData(activityId);
        for (LuckyActivityAwards awards : awardsList) {
            //获取中奖用户ID
            Set<String> uids = LuckyRunUtil.compute(data, awards.getCount());
            //保存开奖结果
            luckyActivityAwardResultManager.addRecord(uids, awards.getActivityId(), awards.getId());
        }
 
 
        //更新状态
        LuckyActivity update = new LuckyActivity();
        update.setId(activityId);
        update.setState(LuckyActivity.STATE_PRE_OPENED);
        update.setStateRemarks("预开奖成功");
        update.setUpdateTime(new Date());
        luckyActivityManager.updateSelectiveByPrimaryKey(update);
        //添加消息
        CMQManager.getInstance().addActivityMsg(new ActivityMQMsg(activityId, ActivityMQMsg.TYPE_OPEN_SHOW, new Date()));
    }
 
    @Transactional(rollbackFor = Exception.class)
    @Override
    public void showOpenAward(Long activityId) throws LuckyActivityException, LuckyActivityOpenInfoException {
        LuckyActivity activity = luckyActivityMapper.selectByPrimaryKeyForUpdate(activityId);
        if (activity.getState() != LuckyActivity.STATE_PRE_OPENED) {
            throw new LuckyActivityException(1, "尚未开奖");
        }
 
        LuckyActivity update = new LuckyActivity();
        update.setId(activityId);
        update.setUpdateTime(new Date());
        update.setState(LuckyActivity.STATE_OPENED);
        update.setStateRemarks("已开奖");
        luckyActivityManager.updateSelectiveByPrimaryKey(update);
 
        //设置实际开奖时间
        LuckyActivityOpenInfo openInfo = luckyActivityOpenInfoManager.getOpenInfo(activityId);
        LuckyActivityOpenInfo updateOpenInfo = new LuckyActivityOpenInfo();
        updateOpenInfo.setId(openInfo.getId());
        updateOpenInfo.setActualOpenTime(new Date());
        luckyActivityOpenInfoManager.updateOpenInfo(updateOpenInfo, activityId);
 
        //先设置所有记录未中奖
        luckyActivityJoinManager.setActivityAllJoinerUnDraw(activityId);
        //设置中奖用户状态为中奖
        luckyActivityJoinManager.setActivityDrawnJoinerState(activityId);
 
        try {
            luckyActivityAwardResultManager.setResultShow(activityId);
        } catch (LuckyMQException e) {
            throw new LuckyActivityException(10, "添加MQ出错");
        }
    }
 
    @Override
    public void reachMinPerson(Long activityId) throws LuckyActivityException {
        LuckyActivity activity = luckyActivityMapper.selectByPrimaryKey(activityId);
        if (activity == null) {
            throw new LuckyActivityException(LuckyActivityException.CODE_NOT_EXIST, "活动不存在");
        }
        //如果未设置开奖时间,且活动正在进行,就判断是否达到最低人数
        LuckyActivityOpenInfo openInfo = luckyActivityOpenInfoManager.getOpenInfo(activityId);
        if (openInfo.getPreOpenTime() == null) {
            if (activity.getState() == LuckyActivity.STATE_STARTED) {
                try {
                    luckyActivityManager.finishActivity(activityId, false, "达到最低开奖人数");
                } catch (LuckyMQException e) {
                    throw new LuckyActivityException(1, e.getMsg());
                }
            }
        }
    }
 
 
}