import * as mongodb from 'mongodb'; export default async function(): Promise { const uri = config.mongodb.user && config.mongodb.pass ? `mongodb://${config.mongodb.user}:${config.mongodb.pass}@${config.mongodb.host}:${config.mongodb.port}/${config.mongodb.db}` : `mongodb://${config.mongodb.host}:${config.mongodb.port}/${config.mongodb.db}`; return await mongodb.MongoClient.connect(uri); };