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{-# LANGUAGE ExistentialQuantification #-}
{-# LANGUAGE OverloadedStrings #-}
module Component.Input
( InputIn(..)
, InputOut(..)
, input
) where
import Data.Text (Text)
import Reflex.Dom (MonadWidget, Dynamic, Event, (&), (.~), (=:))
import qualified Reflex.Dom as R
data InputIn t a b = InputIn
{ _inputIn_reset :: Event t a
, _inputIn_placeHolder :: Text
}
data InputOut t = InputOut
{ _inputOut_value :: Dynamic t Text
, _inputOut_enter :: Event t ()
}
input :: forall t m a b. MonadWidget t m => InputIn t a b -> m (InputOut t)
input inputIn = do
let placeHolder = R.constDyn ("placeHolder" =: _inputIn_placeHolder inputIn)
let value = fmap (const "") (_inputIn_reset inputIn)
textInput <- R.textInput $ R.def & R.attributes .~ placeHolder
& R.setValue .~ value
let enter = fmap (const ()) $ R.ffilter ((==) 13) . R._textInput_keypress $ textInput
return $ InputOut
{ _inputOut_value = R._textInput_value textInput
, _inputOut_enter = enter
}
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