mongodb implementation

backend/index.js

@@ -2,9 +2,25 @@
 const express = require('express')
 const app = express()
 const port = process.env.PORT || 3000
-
-app.get('/', (req, res) => {
-  res.send('Hello World!')
+const { MONGO_URI } = require("./config");
+const mongoose = require("mongoose");
+const events = require("./models/events");
+mongoose
+  .connect(MONGO_URI, {
+    useNewUrlParser: true,
+    useUnifiedTopology: true,
+  })
+  .then(() => console.log("connected"))
+  .catch((err) => console.log(err));
+app.get('/', async (req, res) => {
+    try {
+        const event = await events.find({ mess : "one" });
+        if (!event) throw Error("something went wrong");
+        console.log(event)
+        res.status(200).json(event);
+      } catch (err) {
+        res.status(400).json({ msg: err });
+      }
 })
 
 app.listen(port, () => {