add：清单导入增加loading

src/pages/regulatoryRepository/accessStandardsAndRegulations/pages/addEdit.vue

@@ -744,6 +744,7 @@
         </div>
       </el-upload>
     </el-dialog>
+    <loading style="z-index: 2099;" :loading="importLoading">导入中...</loading>
   </div>
 </template>
 <script>
@@ -946,6 +947,7 @@ export default {
       drawerPage: 1, // 数据搜索table页码
       drawerTotal: 0, // 数据搜索table总条数
       dataLoading: false, // 数据搜索 table 查询loading
+      importLoading: false, //导入loading
       exportTestItemNameFlag: false, // 导出模态框
       exportName: '', // 导出名称
       importExcelUrl: '/api/lawss/sarSarAccessInfo/importSarAccessInfo?accessId=', // 导入接口
@@ -1062,6 +1064,7 @@ export default {
         _formData.append('standNameSplit', files.standNameSplit)
         _formData.append('fileType', files.fileType)
         _formData.append('file', file.raw)
+        this.importLoading = true
         this.$http.postData('sarLawsDetailedList/sar-laws-detailed-list/importData', _formData,{
           _this: this
         }, res => {
@@ -1133,15 +1136,18 @@ export default {
               }else{
                 this.sarAccessInfoList = res.data
               }
+              this.importLoading = false
               if(repeatIndex > 0){
                this.$message.warning('请勿上传重复标准，重复标准未添加')
               }else{
                 this.$message.success('导入文件成功')
               }
             }else{
+              this.importLoading = false
               this.$message.warning('请勿上传为空的文件')
             }
           }else{
+            this.importLoading = false
             const arr = res.data.split('；')
             let newDatas = [],h = this.$createElement;
             for (const i in arr) {