--
-- Copyright Michael Orlitzky
--
-- http://michael.orlitzky.com/
--
-- This program is free software: you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation, either version 3 of the License, or
-- (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU General Public License for more details.
--
-- http://www.fsf.org/licensing/licenses/gpl.html
--

module Tnef.ObjectLvl where

import Data.Word

-- TNEF "Levels". Not sure why they're special, but
-- one is attached to every TnefObject.
data TnefObjectLvl = TnefObjectLvl { code :: Integer,
                                     desc :: String }
instance Show TnefObjectLvl where
    show = desc


tnef_object_lvls :: [TnefObjectLvl]
tnef_object_lvls = [ TnefObjectLvl 0x01 "Message",
                     TnefObjectLvl 0x02 "Attachment" ]

-- I want to marry list comprehensions
word_to_lvl :: Word8 -> TnefObjectLvl
word_to_lvl c = head [ x | x <- tnef_object_lvls, (code x) == read (show c)]