main.js

require('dotenv').config()

const { Model } = require('objection')
const Knex = require('knex')
const stdout = require('stdout-stream')

const { Server, assert } = require('supra-core')
const controllers = require('./controllers')
const config = require('./config')
const middlewares = require('./middlewares')
const errorMiddleware = require('./middlewares/errorMiddleware')
const logger = require('./logger')

config.rootInit().then(() => {
  return new Server({
    port: Number(config.app.port),
    host: config.app.host,
    controllers,
    middlewares,
    errorMiddleware,
    cookieSecret: config.app.cookieSecret,
    logger
  })
}).then(serverParams => {
  logger.info('Server initialized...', serverParams)
  logger.debug('--- APP CONFIG ---')
  logger.debug(`HOST: ${config.app.host}`)
  logger.debug(`PORT: ${config.app.port}`)
  logger.debug(`NAME: ${config.app.name}`)
  logger.debug('--- TOKENS CONFIGS ---')
  logger.debug('REFRESH:', config.token.refresh)
  logger.debug('ACCESS:', config.token.access.clear())
  logger.debug('RESET PASSWORD:', config.token.resetPassword.clear())
  logger.debug('EMAIL CONFIRM:', config.token.emailConfirm.clear())
  logger.debug(`ISSUER: ${config.token.jwtIss}`)
}).catch(error => {
  stdout.write(error.stack)
  logger.error('Server fails to initialize...', error)
})
  .then(() => Model.knex(Knex(config.knex)))
  .then(() => testDbConnection(Knex(config.knex)))
  .then(() => {
    logger.debug('Database initialized...')
    logger.debug('--- SQL DATABASE CONFIG ---')
    logger.debug(`CLIENT: ${config.knex.client}`)
    logger.debug(`USER: ${config.knex.connection.user}`)
    logger.debug(`HOST: ${config.knex.connection.host}`)
    logger.debug(`PORT: ${config.knex.connection.port}`)
    logger.debug(`DATABASE: ${config.knex.connection.database}`)
  }).then(() => {
    logger.debug('---------')
    logger.debug(`Server listened at ${config.app.host}:${config.app.port}`)
    logger.debug('---------')
  }).catch(error => {
    stdout.write(error.stack)
    logger.error('Database fails to initialize...', error)
    process.exit(1)
  })

async function testDbConnection (knexInstance) {
  assert.func(knexInstance, { required: true })
  assert.func(knexInstance.raw, { required: true })

  try {
    await knexInstance.raw('select 1+1 as result')
  } catch (e) {
    throw e
  } finally {
    knexInstance.destroy()
  }
}