成本计算修改

zjugis-business/src/main/java/com/zjugis/business/flow/commoncost/service/CommonCostServiceImpl.java

@@ -481,7 +481,7 @@ public class CommonCostServiceImpl implements CommonCostService {
             BigDecimal totalAmount = BigDecimal.ZERO;
             for (CommonCostDetailDO commonCostDetailDO : list) {
                 BigDecimal amount = commonCostDetailDO.getAmount();
-                totalAmount.add(amount == null?BigDecimal.ZERO:amount);
+                totalAmount = totalAmount.add(amount == null?BigDecimal.ZERO:amount);
             }
             result.put(projectId, totalAmount);
         }

zjugis-business/src/main/java/com/zjugis/business/flow/travelcost/service/TravelCostServiceImpl.java

@@ -273,7 +273,7 @@ public class TravelCostServiceImpl implements TravelCostService {
             BigDecimal totalAmount = BigDecimal.ZERO;
             for (TravelCostDO travelCostDO : list) {
                 BigDecimal amount = travelCostDO.getTotalAmount();
-                totalAmount.add(amount == null? BigDecimal.ZERO:amount);
+                totalAmount = totalAmount.add(amount == null? BigDecimal.ZERO:amount);
             }
             result.put(projectId, totalAmount);
         }