Merge remote-tracking branch 'origin/milestone-20260401-现金管理四期' into milestone-20260401-现金管理四期

src/main/java/com/example/demo/domain/vo/cash/CashRecordDTO.java

@@ -236,7 +236,7 @@ public class  CashRecordDTO{
      * 退款金额
      */
     @ExcelIgnore
-    private String refundAmount;
+    private BigDecimal refundAmount;
 
     /**
      * 关联收款id

src/main/resources/cashMapper/CashRefundMapper.xml

@@ -337,7 +337,7 @@
         crc.num_unit,
         crr.refund_model,
         r.rate_name as refund_currency,
-        crr.refund_amount,
+        ROUND(crr.refund_amount / 100.0, 2) as refundAmount,
         crr.refund_channels,
         crr.refund_voucher,
         crr.refund_time,
@@ -550,7 +550,7 @@
         NULL as payment_currency,
         NULL as paymentAmount,
         crc.received_currency as received_currency,
-        ROUND(crc.received_amount / 100.0, 2) as receivedAmount,
+        ROUND(-crr.refund_amount / 100.0, 2) as receivedAmount,
         NULL as handlingCharge,
         NULL as permanentGold,
         NULL as freeGold,