实现保存恢复功能

src/main.ts

@@ -9,7 +9,6 @@ import bodyParser from 'body-parser';
 import { BSON } from 'bson';
 
 const corsOptions = {
-    origin: 'http://localhost:8080',
     // 一些旧版浏览器（如 IE11、各种 SmartTV）在 204 状态下会有问题
     optionsSuccessStatus: 200
 };
@@ -31,18 +30,17 @@ app.get('/', (req: Request, res: Response) => {
 
 app.post('/save-view', async (req: Request, res: Response) => {    
     try {
-        const { file, payload } = req.body;
-        console.log(payload);
-        
+        const { file, payload } = req.body;        
         const savePath = path.join(rootPath, file);
         const buffer = BSON.serialize(payload);
         fs.writeFileSync(savePath, buffer);
+        res.send('success');
     } catch (error) {
         console.log('error happen in /save-view, ' + error);
+        res.send('error');
     }
 })
 
-
 const PORT = process.env.PORT || 3000;
 app.listen(PORT, () => {
     console.log(`Server is running on port ${PORT}`);