kpKLjL1Q

1const jwt = require('jsonwebtoken');
2const UserManager = require('./user.js');
3
4class JWT{
5    static secretKey = "s56asd814";
6
7    static createToken(id){
8        const token = jwt.sign({
9            id: id
10        }, this.secretKey, { expiresIn: '1h' });
11    
12        return token;
13    }
14
15    static isValid(cookie){
16        if(cookie) {
17
18            const token = cookie.split('=')[1];
19
20            jwt.verify(token, this.secretKey, async function(err, decode) {
21
22                if(decode === undefined){
23                    console.log("Token is broken.");
24                    return false;
25                }
26
27                const currentDate = Math.floor(Date.now() / 1000);
28
29                if(currentDate >= decode.exp){
30                    console.log("Token has expired.");
31                    return false;
32                }
33
34                const result = await UserManager.isUserExists({
35                    id: decode.id
36                });
37
38                if(!result){
39                    console.log("Invalid token - user does not exists.");
40                    return false;
41                }
42            });
43
44            return true;
45        }
46
47        console.log("Invalid token - empty cookie");
48        return false;
49    }
50
51    static decodeJWT(token){
52        return jwt.decode(token);
53    }
54}
55
56module.exports = JWT;
57