module GeoLocale

# File lib/geo_locale.rb, line 15
def self.configure
  self.config ||= Config.new
  yield(config)
end

# File lib/geo_locale/country_code.rb, line 6
def self.country_code(ip: "", request_headers: {}) # ip = "12.12.12.12"
  if request_headers.present?
    cloudflare_country_code = cloudflare_country_code(request_headers)
    return cloudflare_country_code.downcase if cloudflare_country_code.present? && cloudflare_country_code != "XX"
  end

  return GeoLocale.config.localhost_country if ip == GeoLocale::LOCALHOST_IP && GeoLocale.config.localhost_country.present?
  country_code = GeoLocale.geo_ip_try(ip)
  if country_code.present?
    return country_code
  else
    country_code = GeoLocale.geokit_try(ip)
    if country_code.present?
      return country_code
    else
      # final fallback, config default
      return GeoLocale.config.default_country
    end
  end
end

# File lib/geo_locale/locale.rb, line 3
def self.locale (ip: "", country_code: nil, lcid: false, request_headers: {})
  country_code ||= GeoLocale.country_code(ip: ip, request_headers: request_headers)
  GeoLocale.get_locale_or_lcid(country_code: country_code, lcid: lcid)
end

# File lib/geo_locale/country_code.rb, line 28
def self.cloudflare_country_code(request_headers)
  request_headers["HTTP_CF_IPCOUNTRY"]
end

# File lib/geo_locale/locale.rb, line 77
def self.figure_out_returnable_lcid(lcid_string: "")
  if lcid_string.present?
    return lcid_string
  else
    return GeoLocale.config.default_lcid
  end
end

# File lib/geo_locale/locale.rb, line 69
def self.figure_out_returnable_locale(locale: "")
  if locale.present?
    return locale
  else
    return GeoLocale.config.default_locale
  end
end

# File lib/geo_locale/country_code.rb, line 32
def self.geo_ip_try(ip)
  begin
    return nil unless ip.match(GeoLocale::IP_REGEX).present?
    code = GeoIP.new("#{GeoLocale::ROOT}/lib/data/GeoIP.dat").country(ip).country_code2.downcase
    if code == "--"
      return nil
    else
      if GeoLocale.config.overrides["#{code}"].present?
        return GeoLocale.config.overrides["#{code}"]
      else
        return code
      end
    end
  rescue
    nil
  end
end

# File lib/geo_locale/country_code.rb, line 50
def self.geokit_try(ip)
  return nil if ip.to_s[GeoLocale::IP_REGEX].blank?

  Timeout::timeout(3) do
    return Geokit::Geocoders::MultiGeocoder.geocode(ip.to_s).country_code.downcase
  end
rescue
  return nil
end

# File lib/geo_locale/locale.rb, line 58
def self.get_locale_or_lcid(country_code: nil, lcid: false)
  if lcid
    lcid_string = GeoLocale::LCID[country_code]
    return figure_out_returnable_lcid(lcid_string: lcid_string)
  else
    locale = GeoLocale::LOCALE[country_code]
    return figure_out_returnable_locale(locale: locale)
  end
end