WP82mmBi

1const express = require('express');
2const bodyParser = require('express');
3const mongoose = require('mongoose');
4const cors = require ('cors');
5const User = require ('./models/User');
6const jwt = require ('jsonwebtoken');
7
8
9
10//Connect DB
11mongoose.connect("mongodb+srv://johndoepotato:DpkjvwPwa6ASOD7R@cluster0-1o5j9.mongodb.net/test");
12
13const app = express();
14app.use(cors());
15app.use(bodyParser.json());
16app.use(bodyParser.urlencoded({ extended: false}));
17
18
19//routes
20app.post('/signup', (req, res, next) => {
21    // eslint-disable-next-line no-console
22    console.log(req.body.email)
23    const newUser = new User({
24        email: req.body.email,
25        name: req.body.name,
26        password: req.body.password,
27    })
28    newUser.save(err => {
29        if(err){
30            return res.status(400).json({
31                title: 'error',
32                error: 'email in use'
33            })
34        }
35        return res.status(200).json ({
36            title: 'signup success'
37        })
38    }) 
39})
40app.post('/login', (req,res,next) => {
41    User.findOne( {email: req.body.email }, (err, user) => {
42        if(err) return res.status(500).json({
43            title: 'server error',
44            error: err
45        })
46        if(!user){
47            return res.status(401).json({
48                title: 'user not found',
49                error: 'invalid credentials'
50            })
51        }
52        //incorrect password
53        if(req.body.password, user.password){
54            return res.status(401).json({
55                title: 'login failed',
56                error: 'invalid credentials'
57            })
58        }
59        //IF ALL IS GOOD create a token and send to front-end
60            let token = jwt.sign( { userId: user._id}, 'secretkey');
61            return res.status(200).json({
62                title: 'login success',
63                token: token
64            })
65    })
66})
67
68//grabbing user info
69app.get('/user', (req, res, next) => {
70    let token = req.headers.token; //token
71    jwt.verify(token, 'secretkey', (err, decoded) => {
72      if (err) return res.status(401).json({
73        title: 'unauthorized'
74      })
75      //token is valid
76      User.findOne({ _id: decoded.userId }, (err, user) => {
77        // eslint-disable-next-line no-console
78        if (err) return console.log(err)
79        return res.status(200).json({
80          title: 'user grabbed',
81          user: {
82            email: user.email,
83            name: user.name
84          }
85        })
86      })
87  
88    })
89  })
90
91app.get('/', (req, res, next) => {
92    // eslint-disable-next-line no-console
93    res.send("hello");
94})
95
96
97
98const port = process.env.port || 5000
99
100app.listen(port, (err) => {
101    // eslint-disable-next-line no-console
102    if(err) return console.log(err);
103    // eslint-disable-next-line no-console
104    console.log('server running on port '+ port);
105})