{-# OPTIONS_GHC -fno-warn-incomplete-patterns #-}
{-# OPTIONS_HADDOCK hide                      #-}

{-# LANGUAGE CPP                              #-}
{-# LANGUAGE FlexibleContexts                 #-}
{-# LANGUAGE GADTs                            #-}
{-# LANGUAGE MultiParamTypeClasses            #-}
{-# LANGUAGE ScopedTypeVariables              #-}
{-# LANGUAGE TemplateHaskell                  #-}
{-# LANGUAGE TypeApplications                 #-}
{-# LANGUAGE TypeFamilies                     #-}
{-# LANGUAGE TypeOperators                    #-}
{-# LANGUAGE UndecidableInstances             #-}

-- This is a separate file due to GHC's phase restriction.

#ifdef ONLY_ONE_LANGUAGE
module Cubix.Language.Java.Parametric.Full.Trans () where
#else
module Cubix.Language.Java.Parametric.Full.Trans (
    translate
  , translateType
  , untranslate
  ) where

import Data.Proxy
import Data.Typeable ( Typeable )

import qualified Language.Java.Syntax as J
import qualified Language.Haskell.TH as TH

import Data.Comp.Multi ( caseCxt, Sum, All )
import Data.Comp.Trans ( runCompTrans, deriveTrans, deriveUntrans )

import Cubix.Language.Java.Parametric.Full.Names
import Cubix.Language.Java.Parametric.Full.Types
import Cubix.Language.Parametric.Syntax.Functor

runCompTrans $ deriveTrans origASTTypes (TH.ConT ''JavaTerm)

translate :: J.CompilationUnit -> JavaTerm CompilationUnitL
translate :: CompilationUnit -> JavaTerm CompilationUnitL
translate = CompilationUnit -> JavaTerm CompilationUnitL
forall a i. Trans a i => a -> JavaTerm i
trans

translateType :: J.Type -> JavaTerm TypeL
translateType :: Type -> JavaTerm TypeL
translateType = Type -> JavaTerm TypeL
forall a i. Trans a i => a -> JavaTerm i
trans

instance (Trans c l, Typeable l) => Trans [c] [l] where
  trans :: [c] -> JavaTerm [l]
trans [] = JavaTerm [l]
forall h (f :: (* -> *) -> * -> *) (a :: * -> *) l.
(ListF :<: f, Typeable l) =>
Cxt h f a [l]
riNilF
  trans (x :: c
x:xs :: [c]
xs) = (c -> JavaTerm l
forall a i. Trans a i => a -> JavaTerm i
trans c
x :: JavaTerm l) JavaTerm l -> JavaTerm [l] -> JavaTerm [l]
forall (fs :: [(* -> *) -> * -> *]) l l' h (a :: * -> *).
(ListF :-<: fs, InjF fs [l] l', Typeable l) =>
CxtS h fs a l -> CxtS h fs a [l] -> CxtS h fs a l'
`iConsF` ([c] -> JavaTerm [l]
forall a i. Trans a i => a -> JavaTerm i
trans [c]
xs)

instance (Trans c l, Typeable l) => Trans (Maybe c) (Maybe l) where
  trans :: Maybe c -> JavaTerm (Maybe l)
trans Nothing = JavaTerm (Maybe l)
forall h (f :: (* -> *) -> * -> *) (a :: * -> *) l.
(MaybeF :<: f, Typeable l) =>
Cxt h f a (Maybe l)
riNothingF
  trans (Just x :: c
x) = CxtS NoHole JavaSig (K ()) l -> JavaTerm (Maybe l)
forall (fs :: [(* -> *) -> * -> *]) l l' h (a :: * -> *).
(MaybeF :-<: fs, InjF fs (Maybe l) l', Typeable l) =>
CxtS h fs a l -> CxtS h fs a l'
iJustF (CxtS NoHole JavaSig (K ()) l -> JavaTerm (Maybe l))
-> CxtS NoHole JavaSig (K ()) l -> JavaTerm (Maybe l)
forall a b. (a -> b) -> a -> b
$ (c -> CxtS NoHole JavaSig (K ()) l
forall a i. Trans a i => a -> JavaTerm i
trans c
x :: JavaTerm l)

instance (Trans c l, Trans d l', Typeable l, Typeable l') => Trans (c, d) (l, l')  where
  trans :: (c, d) -> JavaTerm (l, l')
trans (x :: c
x, y :: d
y) = Cxt NoHole (Sum JavaSig) (K ()) l
-> Cxt NoHole (Sum JavaSig) (K ()) l' -> JavaTerm (l, l')
forall (f :: (* -> *) -> * -> *) i j h (a :: * -> *).
(PairF :<: f, Typeable i, Typeable j) =>
Cxt h f a i -> Cxt h f a j -> Cxt h f a (i, j)
riPairF (c -> Cxt NoHole (Sum JavaSig) (K ()) l
forall a i. Trans a i => a -> JavaTerm i
trans c
x) (d -> Cxt NoHole (Sum JavaSig) (K ()) l'
forall a i. Trans a i => a -> JavaTerm i
trans d
y)



runCompTrans $ deriveUntrans origASTTypes (TH.ConT ''JavaTerm)

type instance Targ [l] = [Targ l]
instance Untrans ListF where
  untrans :: ListF T i -> T i
untrans NilF = Targ i -> T i
forall i. Targ i -> T i
T []
  untrans (ConsF a :: T l
a b :: T [l]
b) = Targ i -> T i
forall i. Targ i -> T i
T ((T l -> Targ l
forall i. T i -> Targ i
t T l
a) Targ l -> [Targ l] -> [Targ l]
forall a. a -> [a] -> [a]
: (T [l] -> Targ [l]
forall i. T i -> Targ i
t T [l]
b))

type instance Targ (Maybe l) = Maybe (Targ l)
instance Untrans MaybeF where
  untrans :: MaybeF T i -> T i
untrans NothingF = Targ i -> T i
forall i. Targ i -> T i
T Targ i
forall a. Maybe a
Nothing
  untrans (JustF x :: T l
x) = Targ i -> T i
forall i. Targ i -> T i
T (Targ l -> Maybe (Targ l)
forall a. a -> Maybe a
Just (T l -> Targ l
forall i. T i -> Targ i
t T l
x))

type instance Targ (l, l') = (Targ l, Targ l')
instance Untrans PairF where
  untrans :: PairF T i -> T i
untrans (PairF x :: T i
x y :: T j
y) = Targ i -> T i
forall i. Targ i -> T i
T (T i -> Targ i
forall i. T i -> Targ i
t T i
x, T j -> Targ j
forall i. T i -> Targ i
t T j
y)

instance (All Untrans fs) => Untrans (Sum fs) where
  untrans :: Sum fs T i -> T i
untrans = Proxy Untrans
-> (forall (f :: (* -> *) -> * -> *). Untrans f => f T i -> T i)
-> Sum fs T i
-> T i
forall (cxt :: ((* -> *) -> * -> *) -> Constraint)
       (fs :: [(* -> *) -> * -> *]) (a :: * -> *) e b.
All cxt fs =>
Proxy cxt
-> (forall (f :: (* -> *) -> * -> *). cxt f => f a e -> b)
-> Sum fs a e
-> b
caseCxt (Proxy Untrans
forall k (t :: k). Proxy t
Proxy @Untrans) forall (f :: (* -> *) -> * -> *). Untrans f => f T i -> T i
forall (f :: (* -> *) -> * -> *). Untrans f => Alg f T
untrans
#endif