优化

snowy-plugin/snowy-plugin-biz/src/main/java/vip/xiaonuo/biz/modular/record/service/impl/BizRecordServiceImpl.java

@@ -627,7 +627,13 @@ public class BizRecordServiceImpl extends ServiceImpl<BizRecordMapper, BizRecord
         this.updateById(bizRecord);
 
         //净重和卸货重量进行对比
-        BigDecimal weight = bizRecord.getNetWeight().subtract(bizRecordEditParam.getUnloadWeight().multiply(new BigDecimal(1000))).negate();
+        BigDecimal weight = new BigDecimal(0);
+        if(bizRecord.getNetWeight().compareTo(bizRecordEditParam.getUnloadWeight()) > 0){
+            weight = bizRecord.getNetWeight().subtract(bizRecordEditParam.getUnloadWeight().multiply(new BigDecimal(1000)));
+        }else{
+            weight = bizRecord.getNetWeight().subtract(bizRecordEditParam.getUnloadWeight().multiply(new BigDecimal(1000))).negate();
+        }
+
         //如果差值等于0说明没有误差，预约状态修改为11，已签收
         //查询预约记录run
         BizAppointmentRecord appointmentRecord = bizAppointmentRecordService.getById(bizRecord.getAppointmentId());