const redis = require('redis');
const util = require('util');

const redisHost = process.env.REDIS_HOST ? process.env.REDIS_HOST : 'localhost';
const redisPort = process.env.REDIS_PORT ? process.env.REDIS_PORT : 6379;

const url = `redis://${redisHost}:${redisPort}`;
const redisClient = redis.createClient({
    url,
    legacyMode: true
});

redisClient.pget = util.promisify(redisClient.get);

(async () => {
    redisClient.connect().catch(console.error)
})();

module.exports = {
    redisClient
}