add to middlewares withCollection (unstable)

src/middlewares/withCollection.js

@@ -0,0 +1,21 @@
+// import { MongoClient } from 'mongodb';
+// const { connect, collection } = require('../../src/core/db')
+// import {collection, connect} from '../core/db'
+const core = require('../core/db')
+
+// const client = new MongoClient(process.env.MONGODB_URI, { useNewUrlParser: true });
+
+export const withCollection = handler => async (req, res) => {
+    await core.connect()
+
+    req.collection = core.collection
+
+    // if (!client.isConnected()) {
+    //     return client.connect().then(() => {
+    //         req.db = client.db('nextjsmongodbapp');
+    //         return handler(req, res);
+    //     });
+    // }
+    // req.db = client.db('nextjsmongodbapp');
+    return handler(req, res)
+}

src/middlewares/withMiddleware.js

@@ -1,3 +1,3 @@
-export const withMiddleware = handler => async (req, res) => {
-   return handler(req, res);
-};
+import { withCollection } from './withCollection'
+
+export const withMiddleware = handler => withCollection(handler)