{-# LANGUAGE DataKinds        #-}
{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE TypeFamilies     #-}
module Capnp.GenHelpers.New.Rpc
    ( module Capnp.New.Rpc.Server
    , module Capnp.Repr.Methods
    , parseCap
    , encodeCap
    ) where

import           Capnp.Message        (Mutability(..))
import qualified Capnp.Message        as M
import           Capnp.New.Rpc.Server
import qualified Capnp.Repr           as R
import           Capnp.Repr.Methods
import qualified Capnp.Untyped        as U

parseCap :: (R.IsCap a, U.ReadCtx m 'Const) => R.Raw 'Const a -> m (Client a)
parseCap (R.Raw cap) = Client <$> U.getClient cap

encodeCap :: (R.IsCap a, U.RWCtx m s) => M.Message ('Mut s) -> Client a -> m (R.Raw ('Mut s) a)
encodeCap msg (Client c) = R.Raw <$> U.appendCap msg c