update 优化 下载zip方法增加遮罩层

src/plugins/download.ts

@@ -34,6 +34,8 @@ export default {
   },
   async zip(url: string, name: string) {
     url = baseURL + url;
+    downloadLoadingInstance = ElLoading.service({ text: '正在下载数据，请稍候', background: 'rgba(0, 0, 0, 0.7)' });
+    try {
       const res = await axios({
         method: 'get',
         url: url,
@@ -50,6 +52,12 @@ export default {
       } else {
         this.printErrMsg(res.data);
       }
+      downloadLoadingInstance.close();
+    } catch (r) {
+      console.error(r)
+      ElMessage.error('下载文件出现错误，请联系管理员！')
+      downloadLoadingInstance.close();
+    }
   },
   async printErrMsg(data: any) {
     const resText = await data.text();