aprs.me/lib/aprsme_web/live/locale_hook.ex
2025-07-06 10:08:58 -05:00

26 lines
698 B
Elixir

defmodule AprsmeWeb.LocaleHook do
@moduledoc """
LiveView hook for setting locale based on Accept-Language header.
This ensures that LiveView updates maintain the correct locale.
"""
import Phoenix.Component
# Cache supported locales at compile time
@supported_locales ~w(en es de fr)
def on_mount(:set_locale, _params, session, socket) do
locale = get_locale_from_session(session) || "en"
Gettext.put_locale(AprsmeWeb.Gettext, locale)
{:cont, assign(socket, locale: locale)}
end
defp get_locale_from_session(session) do
case session do
%{"locale" => locale} when locale in @supported_locales ->
locale
_ ->
nil
end
end
end