public static InvestSub getInvestSub(Invest invest, LoanCalculator loanCalculator)
throws IllegalAccessException, InvocationTargetException, NoMatchingObjectsException {
InvestSub sub = new InvestSub();
BeanUtils.copyProperties(sub, invest);
sub.getRepayRoadmap();
Loan loan = invest.getLoan();
sub.setLoanId(loan.getId());
sub.setLoanName(loan.getName());
sub.setJd(loanCalculator.calculateRaiseCompletedRate(loan.getId()));
return sub;
}
@Override
@Transactional(rollbackFor = Exception.class)
public TrusteeshipOperation createOperation(Invest invest, FacesContext fc) throws IOException {
String transferApplyId = invest.getTransferApply().getId();
// 购买债权人的id
String userId = invest.getUser().getId();
// 购买的债权本金 transferCorpus（投资时填写的投资额）
double transferCorpus = invest.getInvestMoney();
double remainCorpus = transferService.calculateRemainCorpus(transferApplyId);
if (transferCorpus <= 0 || transferCorpus > remainCorpus) {
throw new YeePayOperationException("购买本金必须小于等于" + remainCorpus + "且大于0");
}
TransferApply ta = ht.get(TransferApply.class, transferApplyId);
// 购买的本金占剩余本金的比例corpusRate
double corpusRate = ArithUtil.div(transferCorpus, remainCorpus);
// 购买的本金占所有转让本金的比例corpusRateInAll
double corpusRateInAll = ArithUtil.div(transferCorpus, ta.getCorpus());
// 投资人实际出的钱=债权的购买金额=债权转出价格*corpusRateInAll (债权转出价格=本金-折让金)
double buyPrice = ArithUtil.mul(ta.getPrice(), corpusRateInAll, 2);
if (buyPrice > userBillBO.getBalance(userId)) {
throw new YeePayOperationException("余额不足。");
}
// 购买时候，扣除手续费，从转让人收到的金额中扣除。费用根据购买价格计算
double fee = feeConfigBO.getFee(FeePoint.TRANSFER, FeeType.FACTORAGE, null, null, buyPrice);
Invest investNew = new Invest();
investNew.setId(IdGenerator.randomUUID());
investNew.setMoney(transferCorpus);
investNew.setStatus(InvestConstants.InvestStatus.CANCEL);
investNew.setRate(ta.getInvest().getRate());
investNew.setTransferApply(ta);
investNew.setLoan(ta.getInvest().getLoan());
investNew.setTime(new Date());
investNew.setUser(new User(userId));
investNew.setInvestMoney(transferCorpus);
// 在这里添加投标状态是手动投标
investNew.setIsAutoInvest(false);
ht.save(investNew);
ht.update(ta);
DecimalFormat currentNumberFormat = new DecimalFormat("#0.00");
// 构建投资参数实体
CPTransaction cp = new CPTransaction();
cp.setNotifyUrl(
YeePayConstants.ResponseS2SUrl.PRE_RESPONSE_URL + YeePayConstants.OperationType.TRANSFER);
cp.setCallbackUrl(
YeePayConstants.ResponseWebUrl.PRE_RESPONSE_URL + YeePayConstants.OperationType.TRANSFER);
// cp.setExpired(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(DateUtil.addMinute(new
// Date(), 10)));
cp.setRequestNo(YeePayConstants.RequestNoPre.TRANSFER + investNew.getId());
cp.setPlateformNo(YeePayConstants.Config.MER_CODE);
cp.setPlatformUserNo(userId);
cp.setBizType(YeepayCpTransactionConstant.CREDIT_ASSIGNMENT.name());
cp.setUserType("MEMBER");
// 资金明细
FundDetail fd = new FundDetail();
// 给转让债权的人的钱
fd.setAmount(currentNumberFormat.format(buyPrice - fee));
fd.setTargetPlatformUserNo(ta.getInvest().getUser().getId());
fd.setTargetUserType("MEMBER");
fd.setBizType(YeepayCpTransactionConstant.CREDIT_ASSIGNMENT.name());
cp.getFundDetails().add(fd);
// 平台分润
if (fee > 0.0) {
fd = new FundDetail();
// 投资人给平台的钱=fee
fd.setAmount(currentNumberFormat.format(fee));
fd.setTargetPlatformUserNo(YeePayConstants.Config.MER_CODE);
fd.setTargetUserType("MERCHANT");
fd.setBizType(YeepayCpTransactionConstant.COMMISSION.name());
cp.getFundDetails().add(fd);
}
// 扩展参数
Extend extend = new Extend();
Loan loan = ta.getInvest().getLoan();
extend.setTenderOrderNo(loan.getId());
extend.setCreditorPlatformUserNo(ta.getInvest().getUser().getId());
// 判断购买的债券是否是自动投标
if (ta.getInvest().getIsAutoInvest()) {
extend.setOriginalRequestNo(
YeePayConstants.RequestNoPre.AUTO_INVEST + ta.getInvest().getId());
} else {
extend.setOriginalRequestNo(YeePayConstants.RequestNoPre.INVEST + ta.getInvest().getId());
}
cp.setExtend(extend);
log.debug(cp.toString());
Map<String, String> params = new HashMap<String, String>();
params.put("req", cp.toString());
String sign = CFCASignUtil.sign(cp.toString());
params.put("sign", sign);
// 保存本地
TrusteeshipOperation to = new TrusteeshipOperation();
to.setId(IdGenerator.randomUUID());
to.setMarkId(investNew.getId());
to.setOperator(Double.toString(buyPrice) + "&" + Double.toString(corpusRate) + "&" + userId);
to.setRequestUrl(YeePayConstants.RequestUrl.TRANSFER);
to.setRequestData(MapUtil.mapToString(params));
to.setStatus(TrusteeshipConstants.Status.UN_SEND);
to.setType(YeePayConstants.OperationType.TRANSFER);
to.setTrusteeship("yeepay");
trusteeshipOperationBO.save(to);
try {
// 发送信息
sendOperation(to.getId(), "utf-8", fc);
} catch (IOException e) {
e.printStackTrace();
}
return null;
}