GraphQL works with Mongoose

server/src/utils/db.js

@@ -0,0 +1,29 @@
+// const mongoose = require("mongoose");
+import mongoose from 'mongoose';
+
+// const dotenv = require("../../.env");
+import dotenv from 'dotenv';
+
+dotenv.config();
+
+mongoose.Promise = global.Promise;
+
+const connection = mongoose.connect(process.env.MONGODB_URI, {
+    autoIndex: true,
+    reconnectTries: Number.MAX_VALUE,
+    reconnectInterval: 500,
+    poolSize: 50,
+    bufferMaxEntries: 0,
+    keepAlive: 120,
+    useNewUrlParser: true,
+});
+
+mongoose.set('useCreateIndex', true);
+
+connection
+    .then(db => db)
+    .catch(err => {
+        console.log(err);
+    });
+
+export default connection;