agora/agora/Agora/Aeson/Orphans.hs
2022-10-18 19:36:55 -05:00

68 lines
2.1 KiB
Haskell

{-# OPTIONS_GHC -Wno-orphans #-}
module Agora.Aeson.Orphans (AsBase16Bytes (..)) where
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import Data.Coerce (Coercible, coerce)
import Plutarch.Orphans ()
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import Codec.Serialise qualified as Codec
import Data.Aeson qualified as Aeson
import Data.Aeson.Types qualified as Aeson
import Data.ByteString.Lazy qualified as Lazy
import Data.Text qualified as T
import Data.Text.Encoding qualified as T
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import PlutusLedgerApi.V1 qualified as Plutus
import PlutusLedgerApi.V1.Bytes qualified as Plutus
import PlutusLedgerApi.V1.Value qualified as Plutus
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newtype AsBase16Bytes a = AsBase16Bytes {unAsBase16Bytes :: a}
newtype AsBase16Codec a = AsBase16Codec {unAsBase16Codec :: a}
deriving via
(Plutus.CurrencySymbol, Plutus.TokenName)
instance
Aeson.ToJSON Plutus.AssetClass
deriving via
(Plutus.CurrencySymbol, Plutus.TokenName)
instance
Aeson.FromJSON Plutus.AssetClass
instance (Coercible a Plutus.LedgerBytes) => Aeson.ToJSON (AsBase16Bytes a) where
toJSON =
Aeson.String
. Plutus.encodeByteString
. Plutus.bytes
. coerce @(AsBase16Bytes a) @Plutus.LedgerBytes
instance (Coercible Plutus.LedgerBytes a) => Aeson.FromJSON (AsBase16Bytes a) where
parseJSON v =
Aeson.parseJSON @T.Text v
>>= either (Aeson.parserThrowError [] . show) (pure . coerce @_ @(AsBase16Bytes a))
. Plutus.fromHex
. T.encodeUtf8
instance (Codec.Serialise a) => Aeson.ToJSON (AsBase16Codec a) where
toJSON =
Aeson.String
. Plutus.encodeByteString
. Lazy.toStrict
. Codec.serialise @a
. (.unAsBase16Codec)
instance (Codec.Serialise a) => Aeson.FromJSON (AsBase16Codec a) where
parseJSON v =
Aeson.parseJSON @T.Text v
>>= either (Aeson.parserThrowError [] . show) (pure . AsBase16Codec)
. Codec.deserialiseOrFail
. Lazy.fromStrict
. T.encodeUtf8