const redis = require('redis');

let client;

async function hGet(key, field) {
  return await client.HGET(key, field);
}

async function hSet(key, field, value) {
  return await client.HSET(key, field, value);
}

module.exports = {
  hConfig: (config) => {
    client = redis.createClient({ url: `redis://${config.host}:${config.port}`});
    client.on("error", function (err) {
      console.log("Error " + err);
    });
    client.connect();
  },
  hGet,
  hSet,
}