saving user in mongodb atlas with firebase admin

Author: oahmedqureshi

backend/controllers/userControllers.js

@@ -1,40 +1,37 @@
 const firebaseAdmin = require('../firebase')
+const Users = require('../models/users')
+
 
 const UserControllers = (
     function() {
 
         const currentUser = async (req, res) => {
-            console.log('req.headers: ', req.headers.token);
+
             try {
                 const firebaseUser = await firebaseAdmin.auth().verifyIdToken(req.headers.token)
+                const user = await Users.findOne({email:firebaseUser.email })
 
-                console.log('req: ', firebaseUser);
-                res.json(firebaseUser)
-
+                if(user) {
+                    res.json(user)
+                } else {
+                    const newUser = new Users({
+                        name: firebaseUser.name || '',
+                        fullName: firebaseUser.fullName || '',
+                        email: firebaseUser.email || '',
+                        firstName: firebaseUser.firstName || '',
+                        lastName: firebaseUser.lastName || '',
+                        picture: firebaseUser.picture || '',
 
+                    })
+                    newUser.save()
+                    res.json(newUser)
+                }
             } catch (error) {
+                console.log('error: ', error);
                 res.status(401).json({
                     error
                 })
             }
-            // const userInfo = await req.oidc.fetchUserInfo()
-            
-            // const user = await User.findOne({auth0Id: req.oidc.user.sub})
-            // if(user) {
-            //     console.log('User exist')
-            // } else {
-            //     console.log('New User')
-            //     const oidcUserInfo = {
-            //         auth0Id: req.oidc.user.sub,
-            //         firstName: req.oidc.user.given_name,
-            //         lastName: req.oidc.user.family_name,
-            //         fullName: req.oidc.user.name,
-            //         picture: req.oidc.user.picture,
-            //         email: req.oidc.user.email
-            //     }
-            //     new User(oidcUserInfo).save()
-            // }
-            
         }
 
         return {

backend/index.js

@@ -14,7 +14,7 @@ app.use(express.json())
 const publicRoutes = require('./routes/publicRoutes')
 
 // models
-const userModel = require('./models/users')
+// const UserModel = require('./models/users')
 
 // DB connection
 mongoose.connect(process.env.MONGODB_URI, {useNewUrlParser: true, useUnifiedTopology: true}, function(error) {
@@ -31,7 +31,7 @@ mongoose.connect(process.env.MONGODB_URI, {useNewUrlParser: true, useUnifiedTopo
 })
 
 // schema models
-userModel()
+// UserModel()
 
 // auth0 middleware end
 

backend/models/users.js

@@ -2,16 +2,35 @@ const mongoose = require('mongoose')
 
 const { Schema } = mongoose
 
-const userModel = () => {
+// const UserModel = () => {
 
     const userSchema = new Schema({
-        firstName: String,
-        lastName: String,
-        fullName: String,
+        firstName: {
+            type: String,
+            trim: true
+        },
+        lastName: {
+            type: String,
+            trim: true
+        },
+        fullName: {
+            type: String,
+            trim: true
+        },
+        name: {
+            type: String,
+            trim: true,
+            require: true
+        },
         picture: String,
-        email: String
-    })
-    mongoose.model('users', userSchema)
-}
+        email: {
+            type: String,
+            trim: true,
+            unique: true,
+            require: true
+        }
+    }, { timestamps:true })
+    // mongoose.model('Users', userSchema)
+// }
 
-module.exports = userModel
+module.exports = mongoose.model('Users', userSchema)

backend/routes/publicRoutes.js

@@ -1,9 +1,6 @@
-const mongoose = require('mongoose')
 const UserControllers = require('../controllers/userControllers')
 
 const authRoutes = (app) => {
-    const User = mongoose.model('users')
-
     app.post('/current-user', UserControllers.currentUser)
 } 
 module.exports = authRoutes

frontend/src/components/signin.jsx

@@ -76,6 +76,7 @@ export default function SignIn() {
         googleLogin()
             .then(res=>{
                 console.log('res: ', res);
+                history.push("/")
             })
             .catch(err=> {
                 console.log('err: ', err);