module Xmobar.Plugins.Monitors.Uptime (uptimeConfig, runUptime) where
import Xmobar.Plugins.Monitors.Common
import qualified Data.ByteString.Lazy.Char8 as B
uptimeConfig :: IO MConfig
uptimeConfig = mkMConfig "Up <days>d <hours>h <minutes>m"
["days", "hours", "minutes", "seconds"]
readUptime :: IO Float
readUptime =
fmap (read . B.unpack . head . B.words) (B.readFile "/proc/uptime")
secsPerDay :: Integer
secsPerDay = 24 * 3600
uptime :: Monitor [String]
uptime = do
t <- io readUptime
u <- getConfigValue useSuffix
let tsecs = floor t
secs = tsecs `mod` secsPerDay
days = tsecs `quot` secsPerDay
hours = secs `quot` 3600
mins = (secs `mod` 3600) `div` 60
ss = secs `mod` 60
str x s = if u then show x ++ s else show x
mapM (`showWithColors'` days)
[str days "d", str hours "h", str mins "m", str ss "s"]
runUptime :: [String] -> Monitor String
runUptime _ = uptime >>= parseTemplate