// Packages
const gMaps = require('@google/maps')

const MAPS_API_KEY = 'AIzaSyALfKTQ6AiIoJ8WGDXR3E7IBOwlHoTPfYY'

// eslint-disable-next-line camelcase
module.exports = function ({country, zipCode: postal_code}) {
  return new Promise(resolve => {
    const maps = gMaps.createClient({key: MAPS_API_KEY})
    maps.geocode({
      address: `${postal_code} ${country}` // eslint-disable-line camelcase
    }, (err, res) => {
      if (err || res.json.results.length === 0) {
        resolve()
      }

      const data = res.json.results[0]
      const components = {}
      data.address_components.forEach(c => {
        components[c.types[0]] = c
      })
      const state = components.administrative_area_level_1
      const city = components.locality
      resolve({state: state && state.long_name, city: city && city.long_name})
    })
  })
}