下载订单根据下载场景码，返回下载类型

src/main/java/com/fdkankan/manage/vo/response/DownOrderVo.java

@@ -3,6 +3,7 @@ package com.fdkankan.manage.vo.response;
 import com.alibaba.excel.annotation.ExcelIgnore;
 import com.alibaba.excel.annotation.ExcelProperty;
 import lombok.Data;
+import org.apache.commons.lang3.StringUtils;
 
 import java.math.BigDecimal;
 
@@ -149,9 +150,12 @@ public class DownOrderVo {
     }
 
     public String getDownTypeStr() {
-        if(downType == null){
+        if(downType == null && StringUtils.isBlank(downTypeStr)){
             return "";
         }
+        if(downType == null ){
+            return downTypeStr;
+        }
         switch (downType){
             case 0 : return "四维看看";
             case 1 : return "四维深时";