filter with date ; working backend and frontend

backend/server.js

@@ -1,6 +1,23 @@
 const express = require('express');
 const config = require('./config');
 
+var MongoClient = require ('mongodb').MongoClient;
+var ObjectID = require ('mongodb').ObjectID;
+
 const app = express();
 
-app.listen(config.PORT, ()=>{console.log('Server running on port ' + config.PORT)});
+app.get('/list', (req,res)=>{
+    res.header ('Access-Control-Allow-Origin', '*');
+    db.collection('expired_list').find({}).toArray((err,result)=>{
+        if (err){
+            res.send(JSON.stringify(null));
+        }else{
+            res.send(JSON.stringify(result));
+        }
+    });
+});
+
+MongoClient.connect (config.databaseURL).then (database => {
+    db = database;
+    app.listen(config.PORT, ()=>{console.log('Server running on port ' + config.PORT)});
+});