defmodule BDS.Rendering.Labels do
  @moduledoc """
  Pre-translated render labels passed into Liquid template context.

  All strings use constant msgids so mix gettext.extract can discover them.
  The render locale is bound explicitly via Gettext.with_locale/3.
  """

  use Gettext, backend: BDS.Gettext

  def for_language(language) do
    Gettext.with_locale(BDS.Gettext, language, fn ->
      %{
        taxonomy_label: dgettext("render", "Taxonomy"),
        backlinks_label: dgettext("render", "Backlinks"),
        linked_from_label: dgettext("render", "Linked from"),
        archive_label: dgettext("render", "Archive"),
        pagination_label: dgettext("render", "Pagination"),
        newer_label: dgettext("render", "newer"),
        older_label: dgettext("render", "older"),
        calendar_open_label: dgettext("render", "Open calendar"),
        calendar_loading_label: dgettext("render", "Loading calendar…"),
        calendar_error_label: dgettext("render", "Calendar data could not be loaded."),
        calendar_title_label: dgettext("render", "Archive calendar"),
        calendar_close_label: dgettext("render", "Close calendar"),
        language_switcher_label: dgettext("render", "Language"),
        site_search_label: dgettext("render", "Site search"),
        search_placeholder: dgettext("render", "Search..."),
        not_found_message: dgettext("render", "The requested preview page could not be found."),
        not_found_back_label: dgettext("render", "Back to preview home"),
        youtube_video: dgettext("render", "YouTube video"),
        vimeo_video: dgettext("render", "Vimeo video")
      }
    end)
  end

  def month_name(nil, _language), do: nil

  def month_name(1, language) do
    Gettext.with_locale(BDS.Gettext, language, fn -> dgettext("render", "January") end)
  end

  def month_name(2, language) do
    Gettext.with_locale(BDS.Gettext, language, fn -> dgettext("render", "February") end)
  end

  def month_name(3, language) do
    Gettext.with_locale(BDS.Gettext, language, fn -> dgettext("render", "March") end)
  end

  def month_name(4, language) do
    Gettext.with_locale(BDS.Gettext, language, fn -> dgettext("render", "April") end)
  end

  def month_name(5, language) do
    Gettext.with_locale(BDS.Gettext, language, fn -> dgettext("render", "May") end)
  end

  def month_name(6, language) do
    Gettext.with_locale(BDS.Gettext, language, fn -> dgettext("render", "June") end)
  end

  def month_name(7, language) do
    Gettext.with_locale(BDS.Gettext, language, fn -> dgettext("render", "July") end)
  end

  def month_name(8, language) do
    Gettext.with_locale(BDS.Gettext, language, fn -> dgettext("render", "August") end)
  end

  def month_name(9, language) do
    Gettext.with_locale(BDS.Gettext, language, fn -> dgettext("render", "September") end)
  end

  def month_name(10, language) do
    Gettext.with_locale(BDS.Gettext, language, fn -> dgettext("render", "October") end)
  end

  def month_name(11, language) do
    Gettext.with_locale(BDS.Gettext, language, fn -> dgettext("render", "November") end)
  end

  def month_name(12, language) do
    Gettext.with_locale(BDS.Gettext, language, fn -> dgettext("render", "December") end)
  end

  def month_name(_month, _language), do: nil
end