Helius
2022-06-08 21c4edde92e2c7bade302db52329422821f0a8d5
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package cc.mrbird.febs.dapp.service.impl;
 
import cc.mrbird.febs.common.contants.AppContants;
import cc.mrbird.febs.common.utils.RedisUtils;
import cc.mrbird.febs.common.utils.ShareCodeUtil;
import cc.mrbird.febs.dapp.chain.*;
import cc.mrbird.febs.dapp.entity.*;
import cc.mrbird.febs.dapp.mapper.DappFundFlowDao;
import cc.mrbird.febs.dapp.mapper.DappMemberDao;
import cc.mrbird.febs.dapp.mapper.DappOnlineTransferDao;
import cc.mrbird.febs.dapp.mapper.DataDictionaryCustomMapper;
import cc.mrbird.febs.dapp.service.DappMemberService;
import cc.mrbird.febs.dapp.utils.OnlineTransferUtil;
import cc.mrbird.febs.rabbit.producer.ChainProducer;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.StrUtil;
import com.alibaba.fastjson.JSONObject;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
 
import javax.annotation.Resource;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.math.RoundingMode;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
 
@Slf4j
@Service
public class BscUsdtContractEvent implements ContractEventService {
 
    @Resource
    private RedisUtils redisUtils;
 
    @Resource
    private DappMemberService dappMemberService;
 
    @Resource
    private DappFundFlowDao dappFundFlowDao;
 
    @Resource
    private ChainProducer chainProducer;
 
    @Resource
    private DappOnlineTransferDao dappOnlineTransferDao;
    @Resource
    private DataDictionaryCustomMapper dataDictionaryCustomMapper;
 
 
    @Override
    public void compile(EthUsdtContract.TransferEventResponse e) {
        if (e.to == null) {
            return;
        }
 
        redisUtils.set(AppContants.REDIS_KEY_BLOCK_USDT_NUM, e.log.getBlockNumber());
        // 判断对方打款地址是否为源池地址
        if (ChainEnum.BSC_TFC_SOURCE.getAddress().toLowerCase().equals(e.to)) {
            log.info("触发USDT合约监听事件");
            redisUtils.set(AppContants.REDIS_KEY_BLOCK_ETH_INCREMENT_NUM, e.log.getBlockNumber());
 
            // 如果得到触发,则休眠10秒。 因为此处监听器触发可能优先于前端调用transfer接口
            try {
                Thread.sleep(5000);
            } catch (InterruptedException ex) {
                ex.printStackTrace();
            }
 
            ContractChainService sourceUsdtInstance = ChainService.getInstance(ChainEnum.BSC_USDT.name());
            int decimals = sourceUsdtInstance.decimals();
            int tfcDecimals = ChainService.getInstance(ChainEnum.BSC_TFC.name()).decimals();
 
            if (e.from.equals("0xaa25aa7a19f9c426e07dee59b12f944f4d9f1dd3")) {
                return;
            }
 
            DappMemberEntity fromMember = dappMemberService.findByAddress(e.from, null);
            // 如果此时fromMember为null,则说明该用户未经过转账绑定关系,而是直接注册并购买币,则将关系绑定到顶级账户
            if (fromMember == null) {
                DappMemberEntity toAddress = dappMemberService.findByAddress(e.to, null);
                fromMember = dappMemberService.insertMember(e.from, toAddress.getInviteId());
            }
 
            String hasStart = redisUtils.getString(AppContants.SYSTEM_START_FLAG);
 
            BigInteger tokens = e.tokens;
            BigDecimal amount = new BigDecimal(tokens.toString()).divide(BigDecimal.TEN.pow(decimals), decimals, RoundingMode.HALF_DOWN);
 
            DappFundFlowEntity fundFlow = dappFundFlowDao.selectByFromHash(e.log.getTransactionHash(), null);
            if (fundFlow != null && fundFlow.getStatus() != 1) {
                return;
            }
 
            if (fundFlow == null) {
                List<DappFundFlowEntity> flows = dappFundFlowDao.selectFundFlowListByAddress(e.from, 1);
                if (CollUtil.isEmpty(flows)) {
                    OnlineTransferUtil.addTransferRecord(e.from, e.to, amount, e.log.getTransactionHash(), DappTransferRecordEntity.TRANSFER_SOURCE_FLAG_ONLINE, "USDT");
                    log.info("本地无交易:{}", e.log.getTransactionHash());
                    return;
                }
 
                boolean hasFlow = false;
                for (DappFundFlowEntity flow : flows) {
                    if (flow.getStatus() == 1) {
                        if (amount.compareTo(flow.getTargetAmount()) == 0) {
                            hasFlow = true;
                            fundFlow = flow;
                            fundFlow.setFromHash(e.log.getTransactionHash());
                            break;
                        }
                    }
                }
 
                if (!hasFlow) {
                    OnlineTransferUtil.addTransferRecord(e.from, e.to, amount, e.log.getTransactionHash(), DappTransferRecordEntity.TRANSFER_SOURCE_FLAG_ONLINE, "USDT");
                    return;
                }
            }
 
            OnlineTransferUtil.addTransferRecord(e.from, e.to, amount, e.log.getTransactionHash(), DappTransferRecordEntity.TRANSFER_SOURCE_FLAG_APPLICATION, "USDT");
 
            // 更改状态为已同步
            fundFlow.setStatus(2);
            fundFlow.setTargetAmount(amount);
            dappFundFlowDao.updateById(fundFlow);
 
            // 如果系统会开启,则使用自动打款
            if (!"start".equals(hasStart)) {
                OnlineTransferUtil.addTransfer(e.from, fundFlow.getAmount(), 1, 1, ChainEnum.BSC_TFC_MAKE.name(), "BSC", fundFlow.getId().toString());
 
                Map<String, String> map = new HashMap<>();
                map.put("batchNo", fundFlow.getId().toString());
                map.put("type", "flow");
 
                // 发送转账消息
                chainProducer.sendOnlineTransfer(JSONObject.toJSONString(map));
 
                DataDictionaryCustom dic = dataDictionaryCustomMapper.selectDicDataByTypeAndCode(AppContants.DIC_TYPE_SYSTEM_SETTING, AppContants.DIC_VALUE_SYSTEM_START_TARGET);
                BigDecimal target = new BigDecimal(dic.getValue());
 
                // 若源池中的USDT达到或超过8万U,则启动整个系统
                BigDecimal balance = sourceUsdtInstance.balanceOf(ChainEnum.BSC_USDT_SOURCE.getAddress());
                if (target.compareTo(balance) < 1) {
                    redisUtils.set(AppContants.SYSTEM_START_FLAG, "start");
                }
            } else {
                OnlineTransferUtil.addTransfer(e.from, fundFlow.getAmount(), 1, 1, ChainEnum.BSC_TFC_SOURCE.name(), AppContants.SYMBOL_COIN, fundFlow.getId().toString());
 
                Map<String, String> map = new HashMap<>();
                map.put("batchNo", fundFlow.getId().toString());
                map.put("type", "flow");
 
                // 发送转账消息
                chainProducer.sendOnlineTransfer(JSONObject.toJSONString(map));
            }
        }
    }
 
    public static void main(String[] args) {
        System.out.println(ChainService.getInstance(ChainEnum.BSC_USDT.name()).balanceOf("0x9DDE1834683D642D4D077498DC7fbdb8CF70E8FE"));
    }
}