1 files changed, 25 insertions, 0 deletions
diff --git a/hsm-core/Hsm/Core/LogIO.hs b/hsm-core/Hsm/Core/LogIO.hs
new file mode 100644
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+++ b/hsm-core/Hsm/Core/LogIO.hs
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+{-# LANGUAGE ImportQualifiedPost #-}
+
+-- Module     : Hsm.Core.LogIO
+-- Maintainer : contact@pauloliver.dev
+module Hsm.Core.LogIO
+  ( LoggerIO
+  , getLoggerIO
+  )
+where
+
+import Data.Aeson.Types (emptyObject)
+import Data.Text (Text)
+import Data.Time.Clock (getCurrentTime)
+import Effectful.Log (LogLevel, MonadLog)
+import Effectful.Log qualified as L (getLoggerIO)
+
+-- Wraps logger returned by @getLoggerIO@ into simpler type.
+type LoggerIO = LogLevel -> Text -> IO ()
+
+getLoggerIO :: MonadLog m => m LoggerIO
+getLoggerIO =
+  L.getLoggerIO >>= \logIO ->
+    return $ \level msg ->
+      getCurrentTime >>= \now ->
+        logIO now level msg emptyObject