-- editorconfig-checker-disable-file
-- | Built-in @pair@ and related functions.

{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE TypeApplications  #-}
{-# LANGUAGE TypeOperators     #-}

module PlutusCore.StdLib.Data.Data
    ( dataTy
    , matchData
    ) where

import Prelude hiding (uncurry)

import PlutusCore.Core
import PlutusCore.Data
import PlutusCore.Default
import PlutusCore.MkPlc
import PlutusCore.Name.Unique
import PlutusCore.Quote

import PlutusCore.StdLib.Data.Integer
import PlutusCore.StdLib.Data.MatchOption
import PlutusCore.StdLib.Data.Pair
import PlutusCore.StdLib.Data.Unit

import Data.ByteString (ByteString)

-- | @Data@ as a built-in PLC type.
dataTy :: uni `HasTypeLevel` Data => Type tyname uni ()
dataTy :: forall (uni :: * -> *) tyname.
HasTypeLevel uni Data =>
Type tyname uni ()
dataTy = forall a (x :: a) (uni :: * -> *) ann tyname.
HasTypeLevel uni x =>
ann -> Type tyname uni ann
mkTyBuiltin @_ @Data ()

-- | Pattern matching over 'Data' inside PLC.
--
-- Either
--
-- > \(d : data) ->
-- >     /\(r :: *) ->
-- >      \(fConstr : integer -> list data -> r)
-- >       (fMap : list (pair data data) -> r)
-- >       (fList : list data -> r)
-- >       (fI : integer -> r)
-- >       (fB : bytestring -> r) ->
-- >           matchData
-- >               {r}
-- >               fConstr
-- >               fMap
-- >               fList
-- >               fI
-- >               fB
-- >               d
--
-- Or
--
-- > \(d : data) ->
-- >     /\(r :: *) ->
-- >      \(fConstr : integer -> list data -> r)
-- >       (fMap : list (pair data data) -> r)
-- >       (fList : list data -> r)
-- >       (fI : integer -> r)
-- >       (fB : bytestring -> r) ->
-- >           chooseData
-- >               d
-- >               {unit -> r}
-- >               (\(u : unit) -> uncurry {integer} {list data} {r} fConstr (unConstrB d))
-- >               (\(u : unit) -> fMap (unMapB d))
-- >               (\(u : unit) -> fList (unListB d))
-- >               (\(u : unit) -> fI (unIB d))
-- >               (\(u : unit) -> fB (unBB d))
-- >               unitval
--
-- depending on the 'MatchOption' argument.
matchData :: TermLike term TyName Name DefaultUni DefaultFun => MatchOption -> term ()
matchData :: forall (term :: * -> *).
TermLike term TyName Name DefaultUni DefaultFun =>
MatchOption -> term ()
matchData MatchOption
optMatch = Quote (term ()) -> term ()
forall a. Quote a -> a
runQuote (Quote (term ()) -> term ()) -> Quote (term ()) -> term ()
forall a b. (a -> b) -> a -> b
$ do
    TyName
r       <- Text -> QuoteT Identity TyName
forall (m :: * -> *). MonadQuote m => Text -> m TyName
freshTyName Text
"r"
    Name
fConstr <- Text -> QuoteT Identity Name
forall (m :: * -> *). MonadQuote m => Text -> m Name
freshName Text
"fConstr"
    Name
fMap    <- Text -> QuoteT Identity Name
forall (m :: * -> *). MonadQuote m => Text -> m Name
freshName Text
"fMap"
    Name
fList   <- Text -> QuoteT Identity Name
forall (m :: * -> *). MonadQuote m => Text -> m Name
freshName Text
"fList"
    Name
fI      <- Text -> QuoteT Identity Name
forall (m :: * -> *). MonadQuote m => Text -> m Name
freshName Text
"fI"
    Name
fB      <- Text -> QuoteT Identity Name
forall (m :: * -> *). MonadQuote m => Text -> m Name
freshName Text
"fB"
    Name
d       <- Text -> QuoteT Identity Name
forall (m :: * -> *). MonadQuote m => Text -> m Name
freshName Text
"d"
    Name
u       <- Text -> QuoteT Identity Name
forall (m :: * -> *). MonadQuote m => Text -> m Name
freshName Text
"u"
    let listData :: Type tyname DefaultUni ()
listData = forall a (x :: a) (uni :: * -> *) ann tyname.
HasTypeLevel uni x =>
ann -> Type tyname uni ann
mkTyBuiltin @_ @[Data] ()
        listPairData :: Type tyname DefaultUni ()
listPairData = forall a (x :: a) (uni :: * -> *) ann tyname.
HasTypeLevel uni x =>
ann -> Type tyname uni ann
mkTyBuiltin @_ @[(Data, Data)] ()
        bytestring :: Type tyname DefaultUni ()
bytestring = forall a (x :: a) (uni :: * -> *) ann tyname.
HasTypeLevel uni x =>
ann -> Type tyname uni ann
mkTyBuiltin @_ @ByteString ()
    term () -> Quote (term ())
forall a. a -> QuoteT Identity a
forall (m :: * -> *) a. Monad m => a -> m a
return
        (term () -> Quote (term ()))
-> (term () -> term ()) -> term () -> Quote (term ())
forall b c a. (b -> c) -> (a -> b) -> a -> c
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forall ann.
ann -> Name -> Type TyName DefaultUni ann -> term ann -> term ann
forall (term :: * -> *) tyname name (uni :: * -> *) fun ann.
TermLike term tyname name uni fun =>
ann -> name -> Type tyname uni ann -> term ann -> term ann
lamAbs () Name
d Type TyName DefaultUni ()
forall (uni :: * -> *) tyname.
HasTypeLevel uni Data =>
Type tyname uni ()
dataTy
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forall b c a. (b -> c) -> (a -> b) -> a -> c
. () -> TyName -> Kind () -> term () -> term ()
forall ann. ann -> TyName -> Kind ann -> term ann -> term ann
forall (term :: * -> *) tyname name (uni :: * -> *) fun ann.
TermLike term tyname name uni fun =>
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tyAbs () TyName
r (() -> Kind ()
forall ann. ann -> Kind ann
Type ())
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lamAbs () Name
fConstr (()
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ann
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listData (Type TyName DefaultUni () -> Type TyName DefaultUni ())
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ann
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fList (()
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optMatch of
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UseCase ->
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d
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UseChoose ->
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forall (term :: * -> *) tyname name (uni :: * -> *) fun ann.
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var () Name
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forall b c a. (b -> c) -> (a -> b) -> a -> c
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forall (term :: * -> *) tyname name (uni :: * -> *) fun ann.
TermLike term tyname name uni fun =>
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apply () (() -> DefaultFun -> term ()
forall ann. ann -> DefaultFun -> term ann
forall (term :: * -> *) tyname name (uni :: * -> *) fun ann.
TermLike term tyname name uni fun =>
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builtin () DefaultFun
UnBData)
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forall a b. (a -> b) -> a -> b
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forall (term :: * -> *) tyname name (uni :: * -> *) fun.
(TermLike term tyname name uni fun, HasTermLevel uni ()) =>
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unitval
                    ]