导出修改

zyd_public/utils/utils.js

@@ -6,6 +6,7 @@ import React from 'react';
 import moment from 'moment';
 import { Icon, message, notification } from 'antd';
 import { getOnestopKey } from '../../Services';
+import FormdataWrapper from './object-to-formdata-custom';
 
 let messageTime = new Date().getTime() - 3000;
 
@@ -254,3 +255,43 @@ export function diGuiTree(treeData = [], i = 0) {
 	// }
 	return treeData;
 }
+
+
+export function downloadFile(url, params, fileName = '导出文件', ext = 'xlsx') {
+  fetch(url, {
+    method: 'POST',
+    body: FormdataWrapper(params),
+  })
+    .then((res) => {
+      if (res.status + '' !== '200') {
+        return res.json();
+      } else {
+        return res.blob();
+      }
+    })
+    .then((data) => {
+      if (data instanceof Blob) {
+        let a = document.createElement('a');
+        let url = window.URL.createObjectURL(data);
+        let filename = fileName  + '.' + ext;
+        a.href = url;
+        a.download = filename;
+        a.click();
+        window.URL.revokeObjectURL(url);
+        a = null;
+      } else {
+        notification.error({
+          message: `文件导出错误`,
+          description: data.errMsg,
+        });
+      }
+    })
+    .catch((err) => {
+      notification.error({
+        message: `网络请求超时`,
+      });
+    })
+    .finally(() => {
+      return true;
+    });
+}