根据入账检核汇率更新应付2

yd-csf-service/src/main/java/com/yd/csf/service/service/impl/CommissionServiceImpl.java

@@ -782,13 +782,14 @@ public class CommissionServiceImpl extends ServiceImpl<CommissionMapper, Commiss
                 // 入账检核汇率 — 仅审计追溯，始终写入
                 fortune.setExchangeRate(exchangeRate);
 
-                // 判断 commission.currency 是否为 HKD
+                // 判断 expectedFortune.originalCurrency 、入账币种-fortune.currency 是否都等于 HKD
                 Commission matchedCommission = commissionByPolicyPeriod.get(key);
-                boolean isCommissionHkd = matchedCommission != null
+                boolean isAllHkd = matchedCommission != null
+                        && "HKD".equalsIgnoreCase(expectedFortune.getOriginalCurrency())
                         && "HKD".equalsIgnoreCase(matchedCommission.getCurrency());
 
-                if (isCommissionHkd) {
-                    // 入账币种=HKD 时，exchangeRate = 保单币种 → 港币，可安全使用
+                if (isAllHkd) {
+                    // 原币种 = HKD 时，exchangeRate = 保单币种 → 港币，可安全使用
                     fortune.setOriginalToHkdRate(exchangeRate);
                     BigDecimal hkdAmount = fortune.getRuleAmount().multiply(exchangeRate);
                     fortune.setHkdAmount(hkdAmount);