18 lines
415 B
Haskell
18 lines
415 B
Haskell
module Dodge.LoadSeed where
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import Data.Functor
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import System.Directory
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import Text.Read
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loadSeed :: IO (Maybe Int)
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loadSeed = maybeReadFile "generated/saves/seed" <&> (>>= readMaybe)
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maybeReadFile :: String -> IO (Maybe String)
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maybeReadFile fpath = do
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fexists <- doesFileExist fpath
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if fexists
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then do
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str <- readFile fpath
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return (Just str)
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else return Nothing
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