suntheme/app/Pure.hs
q9i cc1935f92c refactor: create pure module
`Pure` contains functions for processing data and building commands. The module includes functions for reading lines of input, formatting time, and constructing a command with a given script and time.
2024-08-16 20:22:15 -07:00

20 lines
583 B
Haskell

module Pure where
import Data.Time (ZonedTime)
import Data.Time.RFC3339 (formatTimeRFC3339)
readLines :: [String] -> Maybe (String, Double, Double, String)
readLines [msg, latStr, lonStr, tz] = Just (msg, read latStr, read lonStr, tz)
readLines _ = Nothing
kill :: String -> String
kill = (++) "atrm "
after :: (Eq a) => a -> [a] -> [a]
after c = drop 1 . dropWhile (/= c)
formatTime :: ZonedTime -> String
formatTime = take 5 . after 'T' . formatTimeRFC3339
buildCmd :: String -> ZonedTime -> String
buildCmd script time = "echo \"" ++ script ++ "\" | at " ++ formatTime time