/**
 * @todo @important 0. make these env params externally configurable <<<<<<<<<<<
 */
import axios from 'axios'
import { asyncWrap, defineFinal } from 'chain'

const config = new Map()

const setConfig = x => {
  Object.keys(x).forEach(key => config.set(x, key))
}

const storeId = process.env.SHOULD_USE_LOWERCASE_STORE_ID ? 'storeid' : 'storeId'

const getDefaultParams = () => {
  if (config.has('defaultParams') === false) {
    const defaultParams = {
      partnerId: config.get('partnerId'),
      campaignId: config.get('campaignId'),
      [storeId]: config.get('storeId'),
      // appid: config.get('appid'),
      locale: config.get('locale'),
    }
    config.set('defaultParams', defaultParams)
  }

  return config.get('defaultParams')
}

const axiosInstance = axios.create({
  baseUrl: process.env.BASE_URL || 'http://localhost:4000',
})

const GET = asyncWrap(axiosInstance.get)
const POST = asyncWrap(axiosInstance.post)
const AXIOSER = asyncWrap(axiosInstance)
const FETCHREQUEST = asyncWrap(axiosInstance.request)
defineFinal(GET, 'methodName', 'GET')
defineFinal(POST, 'methodName', 'POST')
defineFinal(AXIOSER, 'methodName', 'AXIOSER')
defineFinal(FETCHREQUEST, 'methodName', 'REQUEST')

config.set('POST', POST)
config.set('FETCHREQUEST', FETCHREQUEST)

export { config, getDefaultParams, setConfig }
export { GET, POST, AXIOSER, FETCHREQUEST }
export { asyncWrap }
export { axiosInstance as axios }