module ISO3166
  module Emoji
    CODE_POINTS = {
      "a" => "🇦",
      "b" => "🇧",
      "c" => "🇨",
      "d" => "🇩",
      "e" => "🇪",
      "f" => "🇫",
      "g" => "🇬",
      "h" => "🇭",
      "i" => "🇮",
      "j" => "🇯",
      "k" => "🇰",
      "l" => "🇱",
      "m" => "🇲",
      "n" => "🇳",
      "o" => "🇴",
      "p" => "🇵",
      "q" => "🇶",
      "r" => "🇷",
      "s" => "🇸",
      "t" => "🇹",
      "u" => "🇺",
      "v" => "🇻",
      "w" => "🇼",
      "x" => "🇽",
      "y" => "🇾",
      "z" => "🇿" }.freeze

    def emoji_flag
      alpha2.downcase.chars.map { |c| CODE_POINTS[c] }.join("")
    end
  end
end