text: import fs from 'fs'
  import path from 'path'
  import Sequelize from 'sequelize'
  import configJson from '../config/config'
  
  const sequelizeHistory = require('sequelize-history');
  const basename = path.basename(__filename)
  const env = process.env.NODE_ENV ? process.env.NODE_ENV : 'development'
  
  const config = configJson[env]
  
  console.log('this is the environment: ', env)
  
  const db = {}
  
  let sequelize
  if (config.environment === 'production') {
    sequelize = new Sequelize(
        process.env[config.use_env_variable], config
      )
    sequelize = new Sequelize(
      process.env.DB_NAME,
      process.env.DB_USER,
      process.env.DB_PASS, {
        host: process.env.DB_HOST,
        port: process.env.DB_PORT,
        dialect: 'postgres',
        dialectOption: {
          ssl: true,
          native: true
        },
        logging: true
      }
    )
  } else {
    sequelize = new Sequelize(
       config.database, config.username, config.password, config
    )
  }
  const { Author, AuthorHistory } = sequelize.import('./author')
  const { User, UserHistory } = sequelize.import('./user')
  const { Publisher, PublisherHistory } = sequelize.import('./publisher')
  
  const models = {
    Author,
    AuthorHistory,
    Publisher,
    PublisherHistory,
    User,
    UserHistory
  }
  
  Object.keys(db).forEach((modelName) => {
    if (db[modelName].associate) {
      db[modelName].associate(db)
    }
  })
  
  db.sequelize = sequelize
  db.Sequelize = Sequelize
  
  const trackAll = require('sequelize-history').all
  trackAll(sequelize)
  export default db
  