解决序列号会重复新增的bug

jshERP-boot/src/main/java/com/jsh/erp/service/serialNumber/SerialNumberService.java

@@ -473,6 +473,13 @@ public class SerialNumberService {
     public void addSerialNumberByBill(Long materialId, Long depotId, String snList) throws Exception {
         List<String> snArr = StringUtil.strToStringList(snList);
         for(String sn: snArr) {
+            List<SerialNumber> list = new ArrayList<>();
+            SerialNumberExample example = new SerialNumberExample();
+            example.createCriteria().andMaterialIdEqualTo(materialId).andSerialNumberEqualTo(sn)
+                    .andDeleteFlagNotEqualTo(BusinessConstants.DELETE_FLAG_DELETED);
+            list = serialNumberMapper.selectByExample(example);
+            //判断如果不存在重复序列号就新增
+            if(list == null || list.size() == 0) {
                 SerialNumber serialNumber = new SerialNumber();
                 serialNumber.setMaterialId(materialId);
                 serialNumber.setDepotId(depotId);
@@ -487,3 +494,4 @@ public class SerialNumberService {
             }
         }
     }
+}