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
});

import express from 'express';
const app = express();

app.get('/login', (req, res) => {
    // Create a new token with redis-jwt
    r.create(req, 'id_user').then(token => {
        // return token to client (save token in cookie,localstorage,etc)
        res.json({token});
      });
});

// Get me
app.get('/me', mw(), (req, res) => {
    // returns the current user associated with the token
    res.json(req.user);
});

// Middleware
function mw() {
  return (req, res, next) => {
      // Extract token from header "authorization" (sent from the client)
     const token = req.headers['authorization']; 
    // Verify token with redis-jwt
     r.verify(token).then(session => {
        // if all ok save session
        req.user = {name: 'led', lastname: 'zeppelin' ,{session}};
        next();
      }).catch(err => {
          res.status(401).json({err})
      })
  }
}

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

    // Simple

    r.create(req, 'id_user').then(token => {
        res.json({token});
      });
    
    // With data
    
    r.create(req, 'id_user',{hello:'world'}).then(token => {
        res.json({token});
      });
    
    // With TTL
    
    r.create(req, 'id_user', 5000).then(token => {
        res.json({token});
      });
    
    // With data + TTL
    
    r.create(req, 'id_user', {hello:'world'}, 5000).then(token => {
        res.json({token});
      });
         

    r.verify(token).then(result => {
        // Token ok
      }).catch(err => {
        // Wrong token
      })

    // Native comands to redis
    var exec = r.exec();
    
    exec.rawCall(['keys', `507f191e810c19729de860ea:*`], (err, result) => {
        // all the keys with the search pattern
        console.log(result);
    });

    var call = r.call();
        
    // Example
    call.getValuesByPattern('507f191e810c19729de860ea').then(result => {
        // all the keys with the search pattern
        console.log(result);
    })
      
    // Test Ping
    call.ping()..
    
     // Create
    call.create(key, value, ttl)..
    
    // exits by key
    call.exists(key)..
    
    // Get ttl by Key
    call.ttl(key)..
    
    // Get values by key
    call.getValueByKey(key)..
    
    // Get values by Pattern
    call.getValuesByPattern(pattern)..
    
    // Get count by Pattern
    call.getCountByPattern(pattern)..
    
    // Get info
    call.getInfo(section)..
    
    // Destroy by key
    call.destroy(key)..
    
    // Destroy multiple by key
    call.destroyMultiple(key)..