content: {-
    Copyright 2020 The CodeWorld Authors. All rights reserved.
  
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at
  
        http://www.apache.org/licenses/LICENSE-2.0
  
    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
  -}
  
  -- |
  -- Time utility functions
  module CodeWorld.Auth.Time
    ( minutes,
      numericDateToUTCTime,
      seconds,
      utcTimeToNumericDate,
    )
  where
  
  import Data.Time.Clock (NominalDiffTime, UTCTime)
  import Data.Time.Clock.POSIX (posixSecondsToUTCTime, utcTimeToPOSIXSeconds)
  import Web.JWT (NumericDate, numericDate, secondsSinceEpoch)
  
  utcTimeToNumericDate :: UTCTime -> Maybe NumericDate
  utcTimeToNumericDate = numericDate . utcTimeToPOSIXSeconds
  
  numericDateToUTCTime :: NumericDate -> UTCTime
  numericDateToUTCTime = posixSecondsToUTCTime . secondsSinceEpoch
  
  seconds :: Int -> NominalDiffTime
  seconds = fromIntegral
  
  minutes :: Int -> NominalDiffTime
  minutes count = seconds (60 * count)
  