From dc11990acb945329cdcb28dae7a0aa353a3c18c7 Mon Sep 17 00:00:00 2001
From: zyy <zyy@email.com>
Date: Fri, 18 Jul 2025 10:38:35 +0800
Subject: [PATCH] 货币转换优化

---
 src/main/java/com/nq/service/impl/UserAssetsServices.java |   57 +++++++++++++++++++++++++++++++++++++++++++++++++--------
 1 files changed, 49 insertions(+), 8 deletions(-)

diff --git a/src/main/java/com/nq/service/impl/UserAssetsServices.java b/src/main/java/com/nq/service/impl/UserAssetsServices.java
index 1584494..46dd379 100644
--- a/src/main/java/com/nq/service/impl/UserAssetsServices.java
+++ b/src/main/java/com/nq/service/impl/UserAssetsServices.java
@@ -3,6 +3,7 @@
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
+import com.nq.Repository.ExchangeRateRepository;
 import com.nq.common.ServerResponse;
 import com.nq.dao.*;
 import com.nq.enums.EStockType;
@@ -17,6 +18,7 @@
 import javax.annotation.Resource;
 import javax.validation.constraints.Email;
 import java.math.BigDecimal;
+import java.math.RoundingMode;
 import java.util.Date;
 import java.util.List;
 import java.util.Objects;
@@ -48,6 +50,10 @@
 
     @Autowired
     UserPositionMapper userPositionMapper;
+
+    @Autowired
+    ExchangeRateRepository exchangeRateRepository;
+
 
     @Override
     public UserAssets assetsByTypeAndUserId(String accetType, Integer userId) {
@@ -170,9 +176,14 @@
 
 
     @Override
-    public Boolean availablebalanceChange(String accetType, Integer userId, EUserAssets eUserAssets, BigDecimal amount, String desc, String descType) {
-
-        UserAssets userAssets = assetsByTypeAndUserId(accetType,userId);
+    public Boolean availablebalanceChange(String accetType, Integer userId, EUserAssets eUserAssets, BigDecimal amount, String desc, String descType) throws Exception {
+        //UserAssets userAssets = assetsByTypeAndUserId(accetType,userId);
+        //查询墨西哥账户
+        UserAssets userAssets = assetsByTypeAndUserId(EStockType.MX.getCode(), userId);
+        //如果不是墨西哥币需要转换金额
+        if (!accetType.equals(EStockType.MX.getCode())) {
+            amount = exchangeAmountByRate(accetType, amount);
+        }
         UserPosition userPosition = userPositionMapper.selectOne(new LambdaQueryWrapper<UserPosition>().gt(UserPosition::getAmountToBeCovered, BigDecimal.ZERO).eq(UserPosition::getUserId,userAssets.getUserId()));
         String type = eUserAssets.getDesc();
         String before = userAssets.getAvailableBalance().toString();
@@ -293,7 +304,13 @@
     }
 
 
-    public Boolean aiAvailableBalanceChange(UserAssets userAssets, EUserAssets eUserAssets, BigDecimal amount) {
+    public Boolean aiAvailableBalanceChange(String accetType, Integer userId, EUserAssets eUserAssets, BigDecimal amount) throws Exception {
+        //查询墨西哥账户
+        UserAssets userAssets = assetsByTypeAndUserId(EStockType.MX.getCode(), userId);
+        //如果不是墨西哥币需要转换金额
+        if (!accetType.equals(EStockType.MX.getCode())) {
+            amount = exchangeAmountByRate(accetType, amount);
+        }
         String before = userAssets.getAvailableBalance().toString();
         if (eUserAssets.getCode().equals(EUserAssets.BUY_AI.getCode())) {
             //冻结金额
@@ -306,11 +323,24 @@
             //归还可用金额
             userAssets.setAvailableBalance(userAssets.getAvailableBalance().add(amount));
         } else if (eUserAssets.getCode().equals(EUserAssets.AI_SETTLEMENT.getCode())) {
-            //解除冻结金额
+            //解除购买冻结金额
             userAssets.setFreezeMoney(userAssets.getFreezeMoney().add(amount.negate()));
-            //归还可用金额 + 收益
+            //归还购买金额
             userAssets.setAvailableBalance(userAssets.getAvailableBalance().add(amount));
+        } else if (eUserAssets.getCode().equals(EUserAssets.AI_SETTLEMENT_INT.getCode())) {
+            //收益
+            userAssets.setAvailableBalance(userAssets.getAvailableBalance().add(amount));
+        } else if(eUserAssets.getCode().equals(EUserAssets.DK.getCode())) {
+            //发放贷款金额
+            userAssets.setAvailableBalance(userAssets.getAvailableBalance().add(amount));
+        } else if(eUserAssets.getCode().equals(EUserAssets.RT_DK.getCode())) {
+            //归还贷款
+            userAssets.setAvailableBalance(userAssets.getAvailableBalance().add(amount.negate()));
+        } else if(eUserAssets.getCode().equals(EUserAssets.RT_DK_INT.getCode())) {
+            //贷款利息
+            userAssets.setAvailableBalance(userAssets.getAvailableBalance().add(amount.negate()));
         }
+
         String after = userAssets.getAvailableBalance().toString();
         MoneyLog moneyLog = new MoneyLog();
         moneyLog.setDescs(eUserAssets.getDesc());
@@ -327,7 +357,18 @@
     }
 
     @Override
-    public BigDecimal exchangeAmountByRate(BigDecimal amount, BigDecimal rate) {
-        return amount.multiply(rate);
+    public BigDecimal exchangeAmountByRate(String accetType, BigDecimal amount) throws Exception {
+        EStockType stockType = EStockType.getEStockTypeByCode(accetType);
+        ExchangeRate exchangeRate = exchangeRateRepository.findExchangeRateByCurrencyAndConversionCurrency(
+                stockType.getSymbol(), EStockType.MX.getSymbol()).orElse(null);
+        if (exchangeRate != null) {
+            //转换为墨西哥币 保留5位小数
+            return amount.multiply(exchangeRate.getRata()).setScale(5, RoundingMode.HALF_UP);
+        } else {
+            log.error("exchangeAmountByRate is null:{}>>{}", stockType.getSymbol(), EStockType.MX.getSymbol());
+            throw new Exception("货币转换汇率未设置");
+        }
+
+
     }
 }

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