{-# LANGUAGE CPP #-}
-----------------------------------------------------------------------------
-- |
-- Module      :  Plugins.Date
-- Copyright   :  (c) Andrea Rossato
-- License     :  BSD-style (see LICENSE)
--
-- Maintainer  :  Jose A. Ortega Ruiz <jao@gnu.org>
-- Stability   :  unstable
-- Portability :  unportable
--
-- A date plugin for Xmobar
--
-- Usage example: in template put
--
-- > Run Date "%a %b %_d %Y <fc=#ee9a00> %H:%M:%S</fc>" "Mydate" 10
--
-----------------------------------------------------------------------------

module Xmobar.Plugins.Date (Date(..)) where

import Xmobar.Run.Exec

#if ! MIN_VERSION_time(1,5,0)
import System.Locale
#endif
import Data.Time

data Date = Date String String Int
    deriving (ReadPrec [Date]
ReadPrec Date
Int -> ReadS Date
ReadS [Date]
(Int -> ReadS Date)
-> ReadS [Date] -> ReadPrec Date -> ReadPrec [Date] -> Read Date
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [Date]
$creadListPrec :: ReadPrec [Date]
readPrec :: ReadPrec Date
$creadPrec :: ReadPrec Date
readList :: ReadS [Date]
$creadList :: ReadS [Date]
readsPrec :: Int -> ReadS Date
$creadsPrec :: Int -> ReadS Date
Read, Int -> Date -> ShowS
[Date] -> ShowS
Date -> String
(Int -> Date -> ShowS)
-> (Date -> String) -> ([Date] -> ShowS) -> Show Date
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [Date] -> ShowS
$cshowList :: [Date] -> ShowS
show :: Date -> String
$cshow :: Date -> String
showsPrec :: Int -> Date -> ShowS
$cshowsPrec :: Int -> Date -> ShowS
Show)

instance Exec Date where
    alias :: Date -> String
alias (Date String
_ String
a Int
_) = String
a
    run :: Date -> IO String
run   (Date String
f String
_ Int
_) = String -> IO String
date String
f
    rate :: Date -> Int
rate  (Date String
_ String
_ Int
r) = Int
r

date :: String -> IO String
date :: String -> IO String
date String
format = (ZonedTime -> String) -> IO ZonedTime -> IO String
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (TimeLocale -> String -> ZonedTime -> String
forall t. FormatTime t => TimeLocale -> String -> t -> String
formatTime TimeLocale
defaultTimeLocale String
format) IO ZonedTime
getZonedTime