import _ from 'lodash'
import nconf from 'nconf-lite'
import { readFileSync } from 'fs'

// Helper method for global usage.
nconf.inTest = () => nconf.get('NODE_ENV') === 'test'

// Config follow the following priority check order:
// 1. Enviroment variables
// 2. package.json
// 3. config/config.json
// 4. config/config.default.json



// Load enviroment variables as first priority
nconf.env({
  separator: '__',
  whitelist: [
    'DATABASE_URL',
    'NODE_ENV',
    'server__port',
    'server__host',
    'knex__connection__host',
    'knex__connection__user',
    'knex__connection__database',
    'knex__connection__password',
    'knex__connectionslave__host',
    'knex__connectionslave__user',
    'knex__connectionslave__database',
    'knex__connectionslave__password',
    'upload__baseurl',
    'upload__port',
    'upload__host',
    'upload__name',
    'upload__secret',
    'bunyan__name',
    'frontend__url',
    'jwt__secret',
    'sessionsecret',
    'bcrypt',
    'name',
    'NODE_VERSION',
  ],
  parseValues: true,
})


// Load empty overrides that can be overwritten later
nconf.overrides({})

nconf.defaults({
  "NODE_ENV": "development",
  "knex": {
    "client": "pg",
    "connection": {
      "host"     : "127.0.0.1",
      "user"     : "postgres",
      "password" : "postgres",
      "database" : "nfpmoe"
    },
    "connectionslave": null,
    "migrations": {
    },
    "acquireConnectionTimeout": 10000
  },
  "frontend": {
    "url": "http://beta01.nfp.moe"
  },
  "jwt": {
    "secret": "this-is-my-secret",
    "options": {
      "expiresIn": 604800
    }
  },
  "sessionsecret": "this-is-session-secret-lol",
  "bcrypt": 5,
  "fileSize": 524288000,
  "upload": {
    "baseurl": "https://cdn.nfp.is",
    "port": "2111",
    "host": "storage01.nfp.is",
    "name": "nfpmoe-dev",
    "secret": "nfpmoe-dev"
  }
})


export default nconf