link/src/Link/Protocol.hs

16 lines
492 B
Haskell

module Link.Protocol where
import Text.Printf (printf)
import Link.Types
parseCommand :: String -> Maybe Message
parseCommand command = case words command of
"PRIVMSG" : userName : msg -> Just $ PrivMsg (User userName) (unwords msg)
_ -> Nothing
formatMessage :: Message -> String
formatMessage (PrivMsg user msg) = printf "PRIVMSG %s %s" (userName user) msg
formatMessage (NameInUse name) = printf "NAMEINUSE %s" name
formatMessage (Connected name) = printf "CONNECTED %s" name