import DataStore from 'nedb';
import config from '../config';
import Logger from './logger';

interface Dbs {
  cronDb: DataStore;
  dependenceDb: DataStore;
  envDb: DataStore;
  appDb: DataStore;
  authDb: DataStore;
}

const db: Dbs = {} as any;

export default () => {
  db.cronDb = new DataStore({ filename: config.cronDbFile });
  db.dependenceDb = new DataStore({ filename: config.dependenceDbFile });
  db.envDb = new DataStore({ filename: config.envDbFile });
  db.appDb = new DataStore({ filename: config.appDbFile });
  db.authDb = new DataStore({ filename: config.authDbFile });

  // compaction data file
  db.cronDb.persistence.compactDatafile();
  db.envDb.persistence.compactDatafile();
  db.dependenceDb.persistence.compactDatafile();
  db.appDb.persistence.compactDatafile();
  db.authDb.persistence.compactDatafile();

  db.cronDb.loadDatabase((err) => {
    if (err) throw err;
  });
  db.envDb.loadDatabase((err) => {
    if (err) throw err;
  });
  db.dependenceDb.loadDatabase((err) => {
    if (err) throw err;
  });
  db.appDb.loadDatabase((err) => {
    if (err) throw err;
  });
  db.authDb.loadDatabase((err) => {
    if (err) throw err;
  });

  Logger.info('✌️ DB loaded');
};

export const dbs: Dbs = db;