Upload New File

routes/home.js

+const { Router } = require('express')
+const passport = require('passport')
+const { google } = require('googleapis')
+const KEYS = require('../configs/keys')
+
+
+const router = Router()
+
+router.get('/', function (req, res) {
+    res.render('home.html', { 'title': 'Application Home' })
+})
+
+router.get('/dashboard', function (req, res) {
+
+    // if not user
+    if (typeof req.user == "undefined") res.redirect('/auth/login/google')
+    else {
+
+        let parseData = {
+            title: 'File Uploader',
+            googleid: req.user._id,
+            name: req.user.name,
+            avatar: req.user.pic_url,
+            email: req.user.email
+        }
+
+        // redirect with google drive response will be
+        if (req.query.file !== undefined) {
+
+            // successfully upload the file
+            if (req.query.file == "upload") parseData.file = "uploaded"
+            else if (req.query.file == "notupload") parseData.file = "notuploaded"
+        }
+
+        res.render('dashboard.html', parseData)
+    }
+})
+
+router.post('/uploadtheFile', function (req, res) {
+
+    // not auth
+    if (!req.user) res.redirect('/auth/login/google')
+    else {
+        // auth user
+
+        // config google drive with client token
+        const oauth2Client = new google.auth.OAuth2()
+        oauth2Client.setCredentials({
+            'access_token': req.user.accessToken
+        });
+
+        const drive = google.drive({
+            version: 'v3',
+            auth: oauth2Client
+        });
+
+        //move file to google drive
+
+        let { name: filename, mimetype, data } = req.files.file_upload
+
+        const driveResponse = drive.files.create({
+            requestBody: {
+                name: filename,
+                mimeType: mimetype
+            },
+            media: {
+                mimeType: mimetype,
+                body: Buffer.from(data).toString()
+            }
+        });
+
+        driveResponse.then(data => {
+
+            if (data.status == 200) res.redirect('/dashboard?file=upload') // success
+            else res.redirect('/dashboard?file=notupload') // unsuccess
+
+        }).catch(err => { throw new Error(err) })
+    }
+})
+
+module.exports = router
+