1 files changed, 37 insertions, 0 deletions
diff --git a/fig-monitor-irc/src/Fig/Monitor/IRC/Utils.hs b/fig-monitor-irc/src/Fig/Monitor/IRC/Utils.hs
new file mode 100644
index 0000000..2cf46b1
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+++ b/fig-monitor-irc/src/Fig/Monitor/IRC/Utils.hs
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+{-# Language ApplicativeDo #-}
+
+module Fig.Monitor.IRC.Utils
+  ( FigMonitorIRCException(..)
+  , Config(..)
+  , loadConfig
+  ) where
+
+import Fig.Prelude
+
+import qualified Toml
+
+newtype FigMonitorIRCException = FigMonitorIRCException Text
+  deriving (Show, Eq, Ord)
+instance Exception FigMonitorIRCException
+
+data Config = Config
+  { host :: Text
+  , port :: Int
+  , nick :: Text
+  , sendchannel :: Text
+  , channels :: [Text]
+  } deriving (Show, Eq, Ord)
+
+configCodec :: Toml.TomlCodec Config
+configCodec = do
+  host <- Toml.text "host" Toml..= (\a -> a.host)
+  port <- Toml.int "port" Toml..= (\a -> a.port)
+  nick <- Toml.text "nick" Toml..= (\a -> a.nick)
+  sendchannel <- Toml.text "sendchannel" Toml..= (\a -> a.sendchannel)
+  channels <- Toml.arrayOf Toml._Text "channels" Toml..= (\a -> a.channels)
+  pure $ Config{..}
+
+loadConfig :: FilePath -> IO Config
+loadConfig path = Toml.decodeFileEither configCodec path >>= \case
+  Left err -> throwM . FigMonitorIRCException $ tshow err
+  Right config -> pure config