fix

Helius

2021-11-26 ac88906c833cb3ead2f61cbebf646cd3d6ea65a1

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package com.xcong.excoin.rabbit.consumer;
 
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.StrUtil;
import com.alibaba.fastjson.JSONObject;
import com.xcong.excoin.configurations.RabbitMqConfig;
import com.xcong.excoin.modules.fish.dao.CannonOwnRecordDao;
import com.xcong.excoin.modules.fish.dao.MemberAccountGoldDao;
import com.xcong.excoin.modules.fish.entity.CannonOwnRecord;
import com.xcong.excoin.modules.fish.entity.MemberAccountGold;
import com.xcong.excoin.websocket.fish.model.MsgModel;
import lombok.extern.slf4j.Slf4j;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.stereotype.Component;
 
import java.math.BigDecimal;
import java.util.List;
 
/**
 * @author wzy
 * @date 2021-11-26
 **/
@Slf4j
@Component
@ConditionalOnProperty(prefix = "app", name = "fish-hit", havingValue = "true")
public class FishHitConsumer {
 
    @Autowired
    private MemberAccountGoldDao memberAccountGoldDao;
 
    @Autowired
    private CannonOwnRecordDao cannonOwnRecordDao;
 
    @RabbitListener(queues = RabbitMqConfig.QUEUE_FISH_HIT)
    public void fishHit(String content) {
        MsgModel msg = JSONObject.parseObject(content, MsgModel.class);
 
        synchronized (this) {
            List<CannonOwnRecord> forts = cannonOwnRecordDao.selectCannonOwnRecordsByMemberIdAndCannonCode(msg.getMemberId(), msg.getFortCode());
            if (CollUtil.isEmpty(forts)) {
                log.info("未拥有该炮台:{}", content);
                return;
            }
 
            MemberAccountGold accountGold = memberAccountGoldDao.selectByMemberIdForLock(msg.getMemberId());
            BigDecimal available = accountGold.getAvailableBalance();
 
            BigDecimal gold;
            // 由于前端打渔实现逻辑为，点击炮台发射子弹时触发一次，打中鱼再触发一次，所以，扣减和增加分开算
            if (msg.getObtain() == 0) {
                gold = msg.getConsume().negate();
            } else {
                gold = BigDecimal.valueOf(msg.getObtain());
            }
 
            if (msg.getConsume().compareTo(available) > 0) {
                log.info("余额不足:{}", content);
                return;
            }
 
            memberAccountGoldDao.updateTotalBalanceAndAvailableBalance(accountGold.getId(), gold, gold, BigDecimal.ZERO);
        }
    }
}