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