From 0a87c3811a648e46105687aa1fab02f605f7e5c0 Mon Sep 17 00:00:00 2001
From: zyy <zyy@email.com>
Date: Wed, 17 Dec 2025 16:49:40 +0800
Subject: [PATCH] 借款还款
---
trading-order-admin/src/main/java/com/yami/trading/admin/controller/loan/internal/LoanServiceImpl.java | 121 ++++++++++++++++++++++++++++++++++++++--
1 files changed, 115 insertions(+), 6 deletions(-)
diff --git a/trading-order-admin/src/main/java/com/yami/trading/admin/controller/loan/internal/LoanServiceImpl.java b/trading-order-admin/src/main/java/com/yami/trading/admin/controller/loan/internal/LoanServiceImpl.java
index 42cfea9..b44d529 100644
--- a/trading-order-admin/src/main/java/com/yami/trading/admin/controller/loan/internal/LoanServiceImpl.java
+++ b/trading-order-admin/src/main/java/com/yami/trading/admin/controller/loan/internal/LoanServiceImpl.java
@@ -2,6 +2,7 @@
import java.io.Serializable;
import java.math.BigDecimal;
+import java.math.RoundingMode;
import java.sql.Timestamp;
import java.util.*;
import java.util.regex.Pattern;
@@ -15,12 +16,16 @@
import com.yami.trading.bean.model.MoneyLog;
import com.yami.trading.bean.model.User;
import com.yami.trading.bean.model.Wallet;
+import com.yami.trading.bean.rate.domain.ExchangeRate;
import com.yami.trading.common.constants.Constants;
import com.yami.trading.common.domain.Result;
import com.yami.trading.common.exception.BusinessException;
+import com.yami.trading.common.exception.YamiShopBindException;
+import com.yami.trading.common.util.Arith;
import com.yami.trading.dao.loan.LoanParamMapper;
import com.yami.trading.service.MoneyLogService;
import com.yami.trading.service.WalletService;
+import com.yami.trading.service.rate.ExchangeRateService;
import com.yami.trading.service.user.UserService;
import lombok.Getter;
import lombok.extern.slf4j.Slf4j;
@@ -58,6 +63,9 @@
@Autowired
LoanParamMapper loanParamMapper;
+
+ @Autowired
+ ExchangeRateService exchangeRateService;
@Getter
HashMap<String,Object> paramMap = new HashMap<>();
@@ -97,6 +105,7 @@
stateMap.put(3, "驳回");
stateMap.put(4, "已逾期");
stateMap.put(5, "已还款");
+ stateMap.put(6, "提交还款申请");
repayments.put(1,"到期还本息");
repayments.put(2,"到期还本金");
@@ -154,6 +163,61 @@
System.out.println(update);
return true;
+ }
+
+ @Override
+ public Boolean refundLoanOrder(String orderNo, String userId) {
+ try {
+ if(null==orderNo || (orderNo=orderNo.trim()).isEmpty()) {
+ throw new BusinessException("申请单ID不能为空!");
+ }
+ SimpleLoanOrder loanOrder = getLoanOrder(null, orderNo);
+ if(loanOrder == null) {
+ throw new BusinessException("找不到订单!");
+ }
+
+ //利息
+ double interest = loanOrder.getQuota().multiply(loanOrder.getDailyRate()).doubleValue();
+ //还款金额
+ double amt = loanOrder.getQuota().doubleValue() + interest;
+ BigDecimal amtBD = new BigDecimal(amt).negate();
+ if (!loanOrder.getSymbol().equalsIgnoreCase("usdt")) {
+ ExchangeRate exchangeRate = exchangeRateService.findBy(ExchangeRate.IN, loanOrder.getSymbol().toUpperCase());
+ if (exchangeRate == null) {
+ throw new YamiShopBindException("汇率未设置");
+ }
+ BigDecimal money = BigDecimal.valueOf(amt).divide(exchangeRate.getRata(), 8, RoundingMode.HALF_UP);
+ amt = money.doubleValue();
+ }
+
+ //通过
+ Wallet wallet = this.walletService.saveWalletByPartyId(loanOrder.getPartyId());
+ if (wallet.getMoney().compareTo(BigDecimal.valueOf(amt)) < 0) {
+ throw new YamiShopBindException("余额不足!");
+ }
+
+ double amountBefore = wallet.getMoney().doubleValue();
+ this.walletService.update(wallet.getUserId(), Arith.sub(0, amt));
+ MoneyLog log = new MoneyLog();
+ log.setCategory(Constants.MONEYLOG_CATEGORY_LOAN);
+ log.setAmountBefore(new BigDecimal(amountBefore));
+ log.setAmount(amtBD);
+ log.setAmountAfter(BigDecimal.valueOf(amountBefore - amt));
+ log.setLog("借贷还款，订单号[" + loanOrder.getUuid() + "]");
+ log.setUserId(loanOrder.getPartyId());
+ log.setWalletType(loanOrder.getSymbol().toUpperCase());
+ log.setContentType(Constants.MONEYLOG_CONTENT_LOAN_REPAY);
+ moneyLogService.save(log);
+
+ int count = jdbcTemplate.update("UPDATE T_SIMPLE_LOAN_ORDER SET state=? WHERE UUID=?",6, orderNo);
+ if(1!=count) {
+ return false;
+ }
+ return true;
+ } catch (Exception e) {
+ log.error(e.getMessage());
+ }
+ return false;
}
@Override
@@ -426,17 +490,26 @@
}
int state=Integer.parseInt(status);
- if (state==2) {
+ if (state==2) { //放款
SimpleLoanOrder loanOrder = getLoanOrder(null, orderId);
if(loanOrder == null) {
throw new BusinessException("找不到订单!");
}
//到账金额
double amt = loanOrder.getQuota().doubleValue();
+ if (!loanOrder.getSymbol().equalsIgnoreCase("usdt")) {
+ ExchangeRate exchangeRate = exchangeRateService.findBy(ExchangeRate.IN, loanOrder.getSymbol().toUpperCase());
+ if (exchangeRate == null) {
+ throw new YamiShopBindException("汇率未设置!");
+ }
+ BigDecimal money = BigDecimal.valueOf(amt).divide(exchangeRate.getRata(), 8, RoundingMode.HALF_UP);
+ amt = money.doubleValue();
+ }
User user = userService.getById(loanOrder.getPartyId());
- double remainLoanLimit = user.getLoanLimit() - amt;
- user.setLoanLimit(remainLoanLimit < 0 ? 0 : remainLoanLimit);
+ double remainLoanLimit = user.getLoanLimit() - amt < 0 ? 0 : user.getLoanLimit() - amt;
+ BigDecimal loanLimit = BigDecimal.valueOf(remainLoanLimit).setScale(2, RoundingMode.HALF_UP);
+ user.setLoanLimit(loanLimit.doubleValue());
userService.updateById(user);
//通过
@@ -446,13 +519,49 @@
MoneyLog log = new MoneyLog();
log.setCategory(Constants.MONEYLOG_CATEGORY_LOAN);
log.setAmountBefore(new BigDecimal(amountBefore));
- log.setAmount(new BigDecimal(amt));
- log.setAmountAfter(wallet.getMoney().add(BigDecimal.valueOf(amt)));
+ log.setAmount(loanOrder.getQuota());
+ log.setAmountAfter(BigDecimal.valueOf(amountBefore + amt));
log.setLog("借贷放款，订单号[" + loanOrder.getUuid() + "]");
log.setUserId(loanOrder.getPartyId());
- log.setWalletType(Constants.WALLET);
+ log.setWalletType(loanOrder.getSymbol().toUpperCase());
log.setContentType(Constants.MONEYLOG_CONTENT_LOAN_ADD);
moneyLogService.save(log);
+ } else if (state==7) { //拒绝还款
+ SimpleLoanOrder loanOrder = getLoanOrder(null, orderId);
+ if(loanOrder == null) {
+ throw new BusinessException("找不到订单!");
+ }
+
+ //利息
+ double interest = loanOrder.getQuota().multiply(loanOrder.getDailyRate()).doubleValue();
+ //退回金额
+ double amt = loanOrder.getQuota().doubleValue() + interest;
+ BigDecimal amtBD = new BigDecimal(amt);
+ if (!loanOrder.getSymbol().equalsIgnoreCase("usdt")) {
+ ExchangeRate exchangeRate = exchangeRateService.findBy(ExchangeRate.IN, loanOrder.getSymbol().toUpperCase());
+ if (exchangeRate == null) {
+ throw new YamiShopBindException("汇率未设置");
+ }
+ BigDecimal money = BigDecimal.valueOf(amt).divide(exchangeRate.getRata(), 8, RoundingMode.HALF_UP);
+ amt = money.doubleValue();
+ }
+
+ //通过
+ Wallet wallet = this.walletService.saveWalletByPartyId(loanOrder.getPartyId());
+ double amountBefore = wallet.getMoney().doubleValue();
+ this.walletService.update(wallet.getUserId(), amt);
+ MoneyLog log = new MoneyLog();
+ log.setCategory(Constants.MONEYLOG_CATEGORY_LOAN);
+ log.setAmountBefore(new BigDecimal(amountBefore));
+ log.setAmount(amtBD);
+ log.setAmountAfter(BigDecimal.valueOf(amountBefore + amt));
+ log.setLog("借贷还款退回，订单号[" + loanOrder.getUuid() + "]");
+ log.setUserId(loanOrder.getPartyId());
+ log.setWalletType(loanOrder.getSymbol().toUpperCase());
+ log.setContentType(Constants.MONEYLOG_CONTENT_LOAN_REPAY_RETURN);
+ moneyLogService.save(log);
+
+ state=2; //状态退回待还款
}
--
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