defmodule MixTaskGen.Assigns do

  def date_time_values do
    {local_date_e, local_time_e} = :calendar.local_time()
    local_time = local_time_e |> Time.from_erl! |> Time.to_string
    local_date = local_date_e |> Date.from_erl! |> Date.to_string
    
    utc = DateTime.utc_now
    
    %{
      utc: %{
        time:      utc |> DateTime.to_time |> Time.to_string,
        date:      utc |> DateTime.to_date |> Date.to_string,
        date_time: DateTime.to_iso8601(utc),
      },
      local: %{
        time:      local_time,
        date:      local_date,
        date_time: "#{local_date} #{local_time}",
      },
    }
  end

  def os_type do
    case  :os.type() do
      { os, variant } ->
        "#{os} (#{variant})"
      { os } ->
        "#{os}"
      other ->
        to_string(other)
    end
  end
end