bookhound-0.1.3.0: src/Utils/DateTime.hs

{-# OPTIONS_GHC -fno-warn-orphans #-}

module Utils.DateTime where

import Data.Time (ZonedTime(..), LocalTime(..))


instance Eq ZonedTime where
  (==) x y = (zonedTimeToLocalTime x == zonedTimeToLocalTime y) &&
             (zonedTimeZone x == zonedTimeZone y)

instance Ord ZonedTime where
  compare x y = compare (zonedTimeToLocalTime x) (zonedTimeToLocalTime y)


showDateTime :: ZonedTime -> String
showDateTime (ZonedTime (LocalTime date time) offset) = show date ++ "T" ++ show time ++
                                    take 3 (show offset) ++ ":" ++ drop 3 (show offset)