import RedisJWT from 'redis-jwt';

const r = new RedisJWT({
    //host: '/tmp/redis.sock', //unix domain
    host: '127.0.0.1', //can be IP or hostname
    port: 6379, // port
    maxretries: 10, //reconnect retries, default 10
    //auth: '123', //optional password, if needed
    db: 0, //optional db selection
    secret: 'secret_key', // secret key for Tokens!
    multiple: false, // single or multiple sessions by user
    kea: true // Enable notify-keyspace-events KEA
});

// Sign
r.sign('507f191e810c19729de860ea').then(token => {
    r.verify(token).then(result => {
        // object redis-jwt
    }).catch(err => {
        // Wrong token
    });
});

import RedisJWT from 'redis-jwt';
import express from 'express';
const r = new RedisJWT();
const app = express();

// Login
app.get('/login', (req, res) => {
    r.sign('507f191e810c19729de860ea', { 
        ttl: '15m',
        data: { hello: 'world' }, 
        request: req 
    }).then(token => {
        res.json({token});
      });
});

// Me
app.get('/me', mw(), (req, res) => {
    res.json(req.user);
});

// Middleware
function mw() {
  return (req, res, next) => {
     const token = req.headers['authorization']; 
     r.verify(token).then(rjwt => 
        /* 
        At this point you can consult the database by 
        the user id to save the information along with the session
        */
        req.user = rjwt;
        next();
      }).catch(err => {
          res.status(401).json({err})
      })
  }
}

app.listen(3000, () => console.log('Server listening on port 3000!'));

// Ready
r.on('ready', () => {
    console.log('redis-jwt-> ready!');
});

// connected
r.on('connected', () => {
    console.log('redis-jwt-> connected!');
});

// disconnected
r.on('disconnected', () => {
    console.log('redis-jwt-> disconnected!');
});

// error
r.on('error', (err) => {
    console.log('redis-jwt-> error!', err);
});

    /*
    Basic
    */
    r.sign('507f191e810c19729de860ea').then(token => {
        //eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...
      });

    /*
    TTL
    Example: 1d, 10h, 2.5 hrs, 2h, 1m, 5s, 1y
    */
    r.sign('507f191e810c19729de860ea', { 
        ttl: '15m' 
    }).then(token => {
        //eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...
      });
    
    /*
    Data
    Object are saved in redis-jwt
    */
    r.sign('507f191e810c19729de860ea', { 
        data: { hello: 'world' }
    }).then(token => {
        //eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...
      });

    /* 
    Request
    request are saved in redis-jwt (ip,agent)
    */
    r.sign('507f191e810c19729de860ea', { 
        request: req 
    }).then(token => {
        //eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...
      });
    
    /*
    Example TTL + Data + Request
    */
    r.sign('507f191e810c19729de860ea', { 
        ttl: '15m', 
        data: { hello: 'world' }, 
        request: req 
    }).then(token => {
        //eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...
      });
         

    /*
    Basic
    */
    r.verify(token).then(result => {
        /*
        {
            "rjwt": "507f191e810c19729de860ea:ZYYlwOGqTmx",
            "iat": 1504334208,
            "id": "507f191e810c19729de860ea",
            "ttl": 60
        }
        */
      }).catch(err => {
        // Wrong token
      })

    /*
    with values (TTL + Data + Request)
    */
    r.verify(token, true).then(result => {
        /*
        {
            "rjwt": "507f191e810c19729de860ea:ZYYlwOGqTmx",
            "iat": 1504334208,
            "id": "507f191e810c19729de860ea",
            "ttl": 60,
            "value": {
                "_key": "507f191e810c19729de860ea:ZYYlwOGqTmx",
                "_agent": "Mozilla/5.0 (X11; Linux x86_64)...",
                "_ip": "::1",
                "hello": "world"
            }
        }
        */
      }).catch(err => {
        // Wrong token
      })

    // Execute Redis comands
    var exec = r.exec();
    
    exec.rawCall(['keys', `507f191e810c19729de860ea:*`], (err, result) => {
        /*
        [
            "507f191e810c19729de860ea:ZYYlwOGqTmx",
            "507f191e810c19729de860ea:d39K8J249Hd",
        ]
        */
    });

    // Method's redis-jwt
    var call = r.call();
              
    // Test Ping
    call.ping().then..
    
     // Create
    call.create(key, value, ttl).then..
    
    // exits by key
    call.exists(key).then..
    
    // Get ttl by Key
    call.ttl(key).then..
    
    // Get values by key
    call.getValueByKey(key).then..
    
    // Get values by Pattern
    call.getValuesByPattern(pattern).then..
    
    // Get count by Pattern
    call.getCountByPattern(pattern).then..
    
    // Get info
    call.getInfo(section).then..
    
    // Destroy by key
    call.destroy(key).then..
    
    // Destroy multiple by key
    call.destroyMultiple(key).then..