const CachemanRedis = require('@ostai/cacheman-redis')
const Redis = require('ioredis')
const cache = new CachemanRedis(new Redis())

// set the value
cache.set('key', {foo: 'bar'}, err => {
  if (err) {
    throw err
  }

  console.log('succeeded')
})

// But for most cases,
// CachemanRedis is used as an engine of Cacheman
const Cacheman = require('cacheman')
const man = new Cacheman('prefix', {
  engine: cache
})

const value = await man.get('key')

const Redis = require('ioredis')
const cache = new CachemanRedis(new Redis())

cache.set('foo', { a: 'bar' }, function (err, value) {
  if (err) throw err
  console.log(value) //-> {a:'bar'}
})

// key will expire in 60 seconds
cache.set('foo', {a: 'bar'}, 60, (err, value) => {
  if (err) throw err
  console.log(value) //-> {a:'bar'}
})

cache.get(key, (err, value) => {
  if (err) throw err
  console.log(value)
})

cache.del('foo', err => {
  if (err) throw err
  // foo was deleted
})

cache.clear(err => {
  if (err) throw err
  // cache is now clear
})