更新

src/utils/request.js

@@ -73,17 +73,24 @@ service.interceptors.response.use(
 
 // 通用下载方法
 export function download(url, params, filename, config) {
-  let token = localStorage.getItem('token')
-  return  axios.post(url, params, {"Content-type": "multipart/form-data",headers:{"Authorization": `${token}`}}).then( async (data) => {
-    const isBlob = blobValidate(data.data);
-    console.log(isBlob,'====data');
+  return service.post(url, params, {
+    transformRequest: [(params) => { return tansParams(params) }],
+    headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
+    responseType: 'blob',
+    ...config
+  }).then(async (data) => {
+    const isBlob = blobValidate(data);
     if (isBlob) {
-      const blob = new Blob([data.data])
+      const blob = new Blob([data])
       saveAs(blob, filename)
     } else {
-      ElMessage.error('网络异常');
+      const resText = await data.text();
+      const rspObj = JSON.parse(resText);
+      const errMsg = errorCode[rspObj.code] || rspObj.msg || errorCode['default']
+      ElMessage.error(errMsg);
     }
-    // downloadLoadingInstance.close();
+  }).catch((r) => {
+    ElMessage.error('下载文件出现错误，请联系管理员！')
   })
 }