{-# LANGUAGE PatternSynonyms, ForeignFunctionInterface, JavaScriptFFI #-}
module GHCJS.DOM.JSFFI.Generated.IDBVersionChangeEvent
       (js_getOldVersion, getOldVersion, js_getNewVersion, getNewVersion,
        IDBVersionChangeEvent, castToIDBVersionChangeEvent,
        gTypeIDBVersionChangeEvent)
       where
import Prelude ((.), (==), (>>=), return, IO, Int, Float, Double, Bool(..), Maybe, maybe, fromIntegral, round, fmap, Show, Read, Eq, Ord)
import Data.Typeable (Typeable)
import GHCJS.Types (JSVal(..), JSString)
import GHCJS.Foreign (jsNull)
import GHCJS.Foreign.Callback (syncCallback, asyncCallback, syncCallback1, asyncCallback1, syncCallback2, asyncCallback2, OnBlocked(..))
import GHCJS.Marshal (ToJSVal(..), FromJSVal(..))
import GHCJS.Marshal.Pure (PToJSVal(..), PFromJSVal(..))
import Control.Monad.IO.Class (MonadIO(..))
import Data.Int (Int64)
import Data.Word (Word, Word64)
import GHCJS.DOM.Types
import Control.Applicative ((<$>))
import GHCJS.DOM.EventTargetClosures (EventName, unsafeEventName)
import GHCJS.DOM.JSFFI.Generated.Enums
 
foreign import javascript unsafe "$1[\"oldVersion\"]"
        js_getOldVersion :: IDBVersionChangeEvent -> IO Double

-- | <https://developer.mozilla.org/en-US/docs/Web/API/IDBVersionChangeEvent.oldVersion Mozilla IDBVersionChangeEvent.oldVersion documentation> 
getOldVersion :: (MonadIO m) => IDBVersionChangeEvent -> m Word64
getOldVersion self = liftIO (round <$> (js_getOldVersion (self)))
 
foreign import javascript unsafe "$1[\"newVersion\"]"
        js_getNewVersion :: IDBVersionChangeEvent -> IO (Nullable Double)

-- | <https://developer.mozilla.org/en-US/docs/Web/API/IDBVersionChangeEvent.newVersion Mozilla IDBVersionChangeEvent.newVersion documentation> 
getNewVersion ::
              (MonadIO m) => IDBVersionChangeEvent -> m (Maybe Word64)
getNewVersion self
  = liftIO
      (fmap round . nullableToMaybe <$> (js_getNewVersion (self)))