added cors

backend/index.js

@@ -1,28 +1,33 @@
-
-const express = require('express')
-const app = express()
-const port = process.env.PORT || 3000
+const express = require("express");
+const cors = require("cors");
+const app = express();
+const port = process.env.PORT || 3000;
 const { MONGO_URI } = require("./config");
 const mongoose = require("mongoose");
 const events = require("./models/events");
+app.use(
+    cors({
+        origin: "*",
+    })
+);
 mongoose
-  .connect(MONGO_URI, {
-    useNewUrlParser: true,
-    useUnifiedTopology: true,
-  })
-  .then(() => console.log("connected"))
-  .catch((err) => console.log(err));
+    .connect(MONGO_URI, {
+        useNewUrlParser: true,
+        useUnifiedTopology: true,
+    })
+    .then(() => console.log("connected"))
+    .catch((err) => console.log(err));
 app.get("/api/getEvents", async (req, res) => {
-  try {
-    const event = await events.find();
-    if (!event) throw Error("something went wrong");
-    console.log(event);
-    res.status(200).json(event);
-  } catch (err) {
-    res.status(400).json({ msg: err });
-  }
+    try {
+        const event = await events.find();
+        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, () => {
-  console.log(`Example app listening at http://localhost:${port}`)
-})
+    console.log(`Example app listening at http://localhost:${port}`);
+});