fix transfer

Helius

2022-06-08 60f9b412d8c49501dc55a4ffd8f4a63a69043cd0

 src/main/java/cc/mrbird/febs/dapp/service/impl/DappWalletServiceImpl.java

@@ -6,7 +6,11 @@
import cc.mrbird.febs.common.utils.FebsUtil;
import cc.mrbird.febs.common.utils.LoginUserUtil;
import cc.mrbird.febs.common.utils.RedisUtils;
import cc.mrbird.febs.dapp.chain.ChainEnum;
import cc.mrbird.febs.dapp.chain.ChainService;
import cc.mrbird.febs.dapp.chain.ContractChainService;
import cc.mrbird.febs.dapp.dto.RecordInPageDto;
import cc.mrbird.febs.dapp.dto.TransferDto;
import cc.mrbird.febs.dapp.dto.WalletOperateDto;
import cc.mrbird.febs.dapp.entity.*;
import cc.mrbird.febs.dapp.mapper.*;
@@ -21,7 +25,10 @@
import org.springframework.transaction.annotation.Transactional;

import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * @author 
@@ -116,7 +123,7 @@
        walletCoin.setFrozenAmount(walletCoin.getFrozenAmount().add(walletOperateDto.getAmount()));
        dappWalletCoinDao.updateById(walletCoin);

        DappFundFlowEntity fund = new DappFundFlowEntity(member.getId(), walletOperateDto.getAmount(), AppContants.MONEY_TYPE_WITHDRAWAL, 1, fee);
        DappFundFlowEntity fund = new DappFundFlowEntity(member.getId(), walletOperateDto.getAmount(), AppContants.MONEY_TYPE_WITHDRAWAL, 1, new BigDecimal(fee));
        dappFundFlowDao.insert(fund);

        DappAccountMoneyChangeEntity usdtChange = new DappAccountMoneyChangeEntity(member.getId(), preAmount, walletOperateDto.getAmount(), walletCoin.getAvailableAmount(), "USDT申请提现", AppContants.MONEY_TYPE_WITHDRAWAL);
@@ -189,4 +196,54 @@
        Page<DappAccountMoneyChangeEntity> page = new Page<>(request.getPageNum(), request.getPageSize());
        return dappAccountMoneyChangeDao.selectInPage(change, page);
    }

    @Override
    public Long transfer(TransferDto transferDto) {
        DappMemberEntity member = LoginUserUtil.getAppUser();

        if (DappFundFlowEntity.TYPE_SALE == transferDto.getType()) {
            String hasStart = redisUtils.getString(AppContants.SYSTEM_START_FLAG);
            if (!"start".equals(hasStart)) {
                throw new FebsException("系统还未启动");
            }
        }

        if (transferDto.getId() == null) {
            DappFundFlowEntity fundFlow = new DappFundFlowEntity(member.getId(), transferDto.getAmount(), transferDto.getType(), 1, transferDto.getFee(), transferDto.getTxHash());
            fundFlow.setNewestPrice(transferDto.getPrice());
            dappFundFlowDao.insert(fundFlow);
            return fundFlow.getId();
        }

        if ("success".equals(transferDto.getFlag())) {
            DappFundFlowEntity flow = dappFundFlowDao.selectById(transferDto.getId());

            flow.setFromHash(transferDto.getTxHash());
            dappFundFlowDao.updateById(flow);
        } else {
            dappFundFlowDao.deleteById(transferDto.getId());
        }

        return null;
    }

    @Override
    public Map<String, BigDecimal> calPrice() {
        DappMemberEntity member = LoginUserUtil.getAppUser();

        ContractChainService tfcInstance = ChainService.getInstance(ChainEnum.BSC_TFC.name());
        // u剩余数量
        BigDecimal sourceU = ChainService.getInstance(ChainEnum.BSC_USDT.name()).balanceOf(ChainEnum.BSC_USDT_SOURCE.getAddress());
        // 源池代币剩余数量
        BigDecimal sourceCoin = tfcInstance.balanceOf(ChainEnum.BSC_USDT_SOURCE.getAddress());
        // 用户代币剩余数量
        BigDecimal coin = tfcInstance.balanceOf(member.getAddress());
        BigDecimal x = sourceU.divide(sourceCoin, tfcInstance.decimals(), RoundingMode.HALF_DOWN);
        BigDecimal y = sourceU.divide(sourceCoin.add(coin), tfcInstance.decimals(), RoundingMode.HALF_DOWN);

        HashMap<String, BigDecimal> map = new HashMap<>();
        map.put("x", BigDecimal.ONE);
        map.put("y", BigDecimal.valueOf(0.8D));
        return map;
    }
}