前端对接问题修复104

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

@@ -570,6 +570,9 @@ public class FortuneServiceImpl extends ServiceImpl<FortuneMapper, Fortune>
         } else {
             fortuneStatistics = fortuneStatisticsList.get(0);
         }
+        if (fortuneStatistics.getAvailableOutAmount() == null) {
+            fortuneStatistics.setAvailableOutAmount(BigDecimal.ZERO);
+        }
         // 计算差额
         if (fortuneStatistics.getPendingOutAmount() != null && fortuneStatistics.getAvailableOutAmount() != null) {
             fortuneStatistics.setDifferenceAmount(fortuneStatistics.getPendingOutAmount().subtract(fortuneStatistics.getAvailableOutAmount()));