import { CountryCode, LanguageCountryCode } from '../countries'

const DST_FINAL_DAY_MEXICO = `${new Date().getFullYear()}-10-31T07:00:00.000Z`

export const getOffsetBy = (countryCode: CountryCode, date: Date): number => {
  if (countryCode === LanguageCountryCode.PT_BR) return -3

  if (countryCode === LanguageCountryCode.ES_MX && date.valueOf() < new Date(DST_FINAL_DAY_MEXICO).valueOf()) return -5

  if (countryCode === LanguageCountryCode.ES_MX) return -6

  if (countryCode === LanguageCountryCode.ES_DO) return -4

  if (countryCode === LanguageCountryCode.ES_EC) return -5

  return -3
}