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module Hsbot.Irc.Command
( processInternalCommand
, registerCommand
, unregisterCommand
) where
import Control.Monad.State
import qualified Data.List as L
import qualified Data.Map as M
import Data.Maybe
import Hsbot.Irc.Message
import Hsbot.Irc.Plugin
import Hsbot.Irc.Types
-- | Registers a plugin's command
registerCommand :: String -> String -> IrcBot ()
registerCommand cmd pluginName' = do
ircBot <- get
let cmds = ircBotCommands ircBot
plugins = ircBotPlugins ircBot
case M.lookup pluginName' plugins of
Just _ -> let pluginNames = pluginName' : fromMaybe [] (M.lookup cmd cmds) -- TODO : remove/check for duplicates ?
newCmds = M.insert cmd pluginNames cmds
in put $ ircBot { ircBotCommands = newCmds }
Nothing -> return ()
-- | Unregisters a plugin's command
unregisterCommand :: String -> String -> IrcBot ()
unregisterCommand cmd pluginName' = do
ircBot <- get
let cmds = ircBotCommands ircBot
newCmds = M.adjust (L.delete pluginName') cmd cmds
put $ ircBot { ircBotCommands = newCmds }
-- | Processes an internal command
processInternalCommand :: IrcBotMsg -> IrcBot (BotStatus)
processInternalCommand (IntIrcCmd ircCmd)
| ircCmdTo ircCmd == "CORE" = processCoreCommand ircCmd
| otherwise = do
plugins <- gets ircBotPlugins
case M.lookup (ircCmdTo ircCmd) plugins of
Just (plugin, _, _) -> sendToPlugin (IntIrcCmd ircCmd) plugin
Nothing -> return ()
return BotContinue
processInternalCommand _ = return (BotContinue)
-- | Processes a core command
processCoreCommand :: IrcCmd -> IrcBot (BotStatus)
processCoreCommand ircCmd = do
let command' = ircCmdCmd ircCmd
originalRequest = ircCmdBotMsg ircCmd
case command' of
"LIST" -> listPlugins originalRequest (ircCmdFrom ircCmd)
"LOAD" -> loadIrcPlugin $ ircCmdMsg ircCmd
"REGISTER" -> registerCommand (ircCmdMsg ircCmd) (ircCmdFrom ircCmd)
"UNLOAD" -> unloadIrcPlugin $ ircCmdMsg ircCmd
"UNREGISTER" -> unregisterCommand (ircCmdMsg ircCmd) (ircCmdFrom ircCmd)
_ -> return ()
if command' == "REBOOT"
then return BotReboot
else return BotContinue
|