sloane.sh/lib/sloane_sh/layouts/helpers.ex

defmodule SloaneSH.Layouts.Helpers do
  alias SloaneSH.Context

  def cx(classes) do
    classes
    |> Enum.map(fn
      {_, _} = t -> t
      c -> {c, true}
    end)
    |> Enum.filter(fn {_, v} -> !!v end)
    |> Enum.map_join(" ", fn {class, _} -> class end)
  end

  def sorted_post_attrs(%Context{} = ctx) do
    ctx.posts
    |> Enum.map(& &1.attrs)
    |> Enum.sort_by(& &1[:date], {:desc, Date})
  end

  def fmt_date(date) do
    Timex.format!(date, "{Mfull} {D}, {YYYY}")
  end
end