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https://github.com/airalab/hs-web3.git
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polkadot: added call struct generator
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parent
18d490e8a9
commit
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@ -2,7 +2,7 @@
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{-# LANGUAGE DeriveGeneric #-}
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-- |
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-- Module : Network.Polkadot.Extrinsic
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-- Module : Network.Polkadot.Call
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-- Copyright : Aleksandr Krupenkin 2016-2021
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-- License : Apache-2.0
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--
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@ -14,14 +14,38 @@
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module Network.Polkadot.Call where
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import Codec.Scale (Compact (..), Decode, Encode,
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Generic)
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import qualified GHC.Generics as GHC (Generic)
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import Codec.Scale (Decode, Encode, Generic, decode)
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import Data.List (findIndex)
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import Data.Text (Text)
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import Data.Word (Word8)
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import qualified GHC.Generics as GHC (Generic)
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import Network.JsonRpc.TinyClient (JsonRpc)
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import Network.Polkadot.Primitives (AccountId, Balance, MultiAddress)
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import Network.Polkadot.Metadata (MetadataVersioned (V13),
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metadata)
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import Network.Polkadot.Metadata.V13 (moduleCalls, moduleName,
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modules)
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import Network.Polkadot.Metadata.V9 (functionName)
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import Network.Polkadot.Rpc.State (getMetadata)
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data BalancesCall = Transfer MultiAddress (Compact Balance) | SetBalance
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-- | Call function of module using standard substrate extrionsic.
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data Call a = Call !Word8 !Word8 !a
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deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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data Call = System | Utility | Babe | Timestamp | Authorship | Indices | Balances BalancesCall
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deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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-- | Create 'Call' type from text-encoded module and function.
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new_call :: (Encode a, Decode a, JsonRpc m, MonadFail m)
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=> Text
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-- ^ Module name.
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-> Text
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-- ^ Function name.
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-> a
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-- ^ Tuple of arguments.
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-> m (Call a)
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new_call modName funName args = do
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Right (V13 meta) <- (fmap metadata . decode) <$> getMetadata
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case findIndex ((modName ==) . moduleName) (modules meta) of
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Nothing -> fail $ "module " <> show modName <> " not found"
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Just modIx ->
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case findIndex ((funName ==) . functionName) =<< moduleCalls (modules meta !! modIx) of
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Nothing -> fail $ "function " <> show funName <> " not found"
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Just funIx -> return $ Call (fromIntegral modIx) (fromIntegral funIx) args
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@ -18,12 +18,14 @@ module Network.Polkadot.Metadata where
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import Codec.Scale (Decode, Encode,
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Generic)
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import Data.Aeson (Options (sumEncoding),
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import Data.Aeson (Options (constructorTagModifier, sumEncoding),
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SumEncoding (ObjectWithSingleField),
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defaultOptions)
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import Data.Aeson.TH (deriveJSON)
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import Data.Char (toLower)
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import Data.Set (Set)
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import qualified GHC.Generics as GHC (Generic)
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import Lens.Micro (_head, over)
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import Network.Polkadot.Metadata.MagicNumber (MagicNumber (..))
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import Network.Polkadot.Metadata.Type (Type)
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@ -52,7 +54,8 @@ data MetadataVersioned
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| V13 V13.Metadata
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deriving (Eq, Show, Generic, GHC.Generic, Decode, Encode)
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$(deriveJSON (defaultOptions { sumEncoding = ObjectWithSingleField }) ''MetadataVersioned)
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$(deriveJSON (defaultOptions
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{ constructorTagModifier = over _head toLower, sumEncoding = ObjectWithSingleField }) ''MetadataVersioned)
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-- | The versioned runtime metadata as a decoded structure.
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data Metadata = Metadata
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@ -77,14 +77,29 @@ instance {-# OVERLAPPING #-} Discovery Text where
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-- | Register 'Type' when found.
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instance {-# OVERLAPPING #-} Discovery Type where
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discovery t = update . go =<< use prefix
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discovery t = update . maybe t Type . flip typeOverlap t =<< use prefix
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where
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update x = types %= insert x >> return x
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-- type overlapping hacks
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go px | isOverlap || isCtxOverlap px = Type (px <> unType t)
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| otherwise = t
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isOverlap = unType t `elem` [ "Judgement", "EquivocationProof" ]
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isCtxOverlap a = (unType t, a) `elem` [ ("Proposal", "Treasury"), ("Vote", "Society") ]
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-- | Type overlapping hacks
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typeOverlap :: Text
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-- ^ Module name
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-> Type
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-- ^ Module type
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-> Maybe Text
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-- ^ New type name
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typeOverlap "Society" (Type "Vote") = Just "SocietyVote"
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typeOverlap "Treasury" (Type "Proposal") = Just "TreasuryProposal"
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typeOverlap "Assets" (Type "Balance") = Just "TAssetBalance"
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typeOverlap "Assets" (Type "Compact<Balance>") = Just "Compact<TAssetBalance>"
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typeOverlap "Assets" (Type "Approval") = Just "AssetApproval"
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typeOverlap "Assets" (Type "ApprovalKey") = Just "AssetApprovalKey"
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typeOverlap "Assets" (Type "DestroyWitness") = Just "AssetDestroyWitness"
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typeOverlap "Identity" (Type "Judgement") = Just "IdentityJudgement"
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typeOverlap "ElectionProviderMultiPhase" (Type "Phase") = Just "ElectionPhase"
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typeOverlap a (Type "Judgement") = Just (a <> "Judgement")
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typeOverlap a (Type "EquivocationProof") = Just (a <> "EquivocationProof")
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typeOverlap _ _ = Nothing
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-- | If input type is generic structure, let's go deep using generics.
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@ -56,7 +56,6 @@ render_box name (Just args)
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aliases :: Maybe QSelf -> PathSegment -> Text -> Text
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aliases _ _ "Vec<u8>" = "Bytes"
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aliases _ _ "BoundedVec" = "Vec"
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aliases _ _ "Announcement" = "ProxyAnnouncement"
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aliases _ _ "Status" = "BalanceStatus"
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aliases (Just (q, _)) _ "Source" = toText q <> "Source"
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@ -17,7 +17,7 @@
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module Network.Polkadot.Metadata.V10 where
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import Codec.Scale (Decode, Encode, Generic)
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import Data.Aeson (Options (fieldLabelModifier, sumEncoding),
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import Data.Aeson (Options (constructorTagModifier, fieldLabelModifier, sumEncoding),
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SumEncoding (ObjectWithSingleField),
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defaultOptions)
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import Data.Aeson.TH (deriveJSON)
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@ -25,7 +25,7 @@ import Data.ByteArray.HexString (HexString)
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import Data.Char (toLower)
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import Data.Text (Text)
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import qualified GHC.Generics as GHC (Generic)
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import Lens.Micro (over, _head)
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import Lens.Micro (_head, over)
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import Network.Polkadot.Metadata.Type (Type)
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import qualified Network.Polkadot.Metadata.V9 as V9
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@ -74,14 +74,15 @@ data StorageEntryType
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| DoubleMap !DoubleMapType
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deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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$(deriveJSON (defaultOptions { sumEncoding = ObjectWithSingleField }) ''StorageEntryType)
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$(deriveJSON (defaultOptions
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{ constructorTagModifier = over _head toLower, sumEncoding = ObjectWithSingleField }) ''StorageEntryType)
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data StorageEntryMetadata = StorageEntryMetadata
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{ entryName :: !Text
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, entryModifier :: !StorageEntryModifier
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, entryType :: !StorageEntryType
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, entryFallback :: !HexString
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, entryDocumentation :: ![Text]
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{ entryName :: !Text
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, entryModifier :: !StorageEntryModifier
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, entryType :: !StorageEntryType
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, entryFallback :: !HexString
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, entryDocs :: ![Text]
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} deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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$(deriveJSON (defaultOptions
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module Network.Polkadot.Metadata.V11 where
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import Codec.Scale (Decode, Encode, Generic)
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import Data.Aeson (Options (fieldLabelModifier, sumEncoding),
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import Data.Aeson (Options (constructorTagModifier, fieldLabelModifier, sumEncoding),
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SumEncoding (ObjectWithSingleField),
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defaultOptions)
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import Data.Aeson.TH (deriveJSON)
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@ -26,7 +26,7 @@ import Data.Char (toLower)
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import Data.Text (Text)
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import Data.Word (Word8)
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import qualified GHC.Generics as GHC (Generic)
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import Lens.Micro (over, _head)
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import Lens.Micro (_head, over)
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import Network.Polkadot.Metadata.Type (Type)
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import qualified Network.Polkadot.Metadata.V10 as V10
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@ -76,14 +76,15 @@ data StorageEntryType
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| DoubleMap !DoubleMapType
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deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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$(deriveJSON (defaultOptions { sumEncoding = ObjectWithSingleField }) ''StorageEntryType)
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$(deriveJSON (defaultOptions
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{ constructorTagModifier = over _head toLower, sumEncoding = ObjectWithSingleField }) ''StorageEntryType)
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data StorageEntryMetadata = StorageEntryMetadata
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{ entryName :: !Text
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, entryModifier :: !StorageEntryModifier
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, entryType :: !StorageEntryType
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, entryFallback :: !HexString
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, entryDocumentation :: ![Text]
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{ entryName :: !Text
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, entryModifier :: !StorageEntryModifier
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, entryType :: !StorageEntryType
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, entryFallback :: !HexString
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, entryDocs :: ![Text]
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} deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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$(deriveJSON (defaultOptions
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@ -24,7 +24,7 @@ import Data.Char (toLower)
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import Data.Text (Text)
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import Data.Word (Word8)
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import qualified GHC.Generics as GHC (Generic)
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import Lens.Micro (over, _head)
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import Lens.Micro (_head, over)
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import qualified Network.Polkadot.Metadata.V11 as V11
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@ -17,7 +17,7 @@
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module Network.Polkadot.Metadata.V13 where
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import Codec.Scale (Decode, Encode, Generic)
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import Data.Aeson (Options (fieldLabelModifier, sumEncoding),
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import Data.Aeson (Options (constructorTagModifier, fieldLabelModifier, sumEncoding),
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SumEncoding (ObjectWithSingleField),
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defaultOptions)
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import Data.Aeson.TH (deriveJSON)
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@ -57,7 +57,7 @@ data StorageEntryType
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deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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$(deriveJSON (defaultOptions
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{ fieldLabelModifier = over _head toLower, sumEncoding = ObjectWithSingleField }) ''StorageEntryType)
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{ constructorTagModifier = over _head toLower, sumEncoding = ObjectWithSingleField }) ''StorageEntryType)
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data StorageEntryMetadata = StorageEntryMetadata
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{ entryName :: !Text
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@ -18,7 +18,7 @@
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module Network.Polkadot.Metadata.V9 where
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import Codec.Scale (Decode, Encode, Generic)
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import Data.Aeson (Options (fieldLabelModifier, sumEncoding),
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import Data.Aeson (Options (constructorTagModifier, fieldLabelModifier, sumEncoding),
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SumEncoding (ObjectWithSingleField),
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defaultOptions)
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import Data.Aeson.TH (deriveJSON)
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@ -26,7 +26,7 @@ import Data.ByteArray.HexString (HexString)
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import Data.Char (toLower)
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import Data.Text (Text)
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import qualified GHC.Generics as GHC (Generic)
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import Lens.Micro (over, _head)
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import Lens.Micro (_head, over)
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import Network.Polkadot.Metadata.Type (Type)
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@ -39,36 +39,36 @@ $(deriveJSON (defaultOptions
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{ fieldLabelModifier = over _head toLower . drop 8 }) ''FunctionArgumentMetadata)
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data FunctionMetadata = FunctionMetadata
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{ functionName :: !Text
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, functionArgs :: ![FunctionArgumentMetadata]
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, functionDocumentation :: ![Text]
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{ functionName :: !Text
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, functionArgs :: ![FunctionArgumentMetadata]
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, functionDocs :: ![Text]
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} deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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$(deriveJSON (defaultOptions
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{ fieldLabelModifier = over _head toLower . drop 8 }) ''FunctionMetadata)
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data EventMetadata = EventMetadata
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{ eventName :: !Text
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, eventArgs :: ![Type]
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, eventDocumentation :: ![Text]
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{ eventName :: !Text
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, eventArgs :: ![Type]
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, eventDocs :: ![Text]
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} deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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$(deriveJSON (defaultOptions
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{ fieldLabelModifier = over _head toLower . drop 5 }) ''EventMetadata)
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data ModuleConstantMetadata = ModuleConstantMetadata
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{ constantName :: !Text
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, constantType :: !Type
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, constantValue :: !HexString
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, constantDocumentation :: ![Text]
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{ constantName :: !Text
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, constantType :: !Type
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, constantValue :: !HexString
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, constantDocs :: ![Text]
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} deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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$(deriveJSON (defaultOptions
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{ fieldLabelModifier = over _head toLower . drop 8 }) ''ModuleConstantMetadata)
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data ErrorMetadata = ErrorMetadata
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{ errorName :: !Text
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, errorDocumentation :: ![Text]
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{ errorName :: !Text
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, errorDocs :: ![Text]
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} deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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$(deriveJSON (defaultOptions
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@ -111,7 +111,8 @@ data StorageEntryType
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| DoubleMap !DoubleMapType
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deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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$(deriveJSON (defaultOptions { sumEncoding = ObjectWithSingleField }) ''StorageEntryType)
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$(deriveJSON (defaultOptions
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{ constructorTagModifier = over _head toLower, sumEncoding = ObjectWithSingleField }) ''StorageEntryType)
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data StorageEntryModifier = Optional | Default | Required
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deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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@ -119,11 +120,11 @@ data StorageEntryModifier = Optional | Default | Required
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$(deriveJSON defaultOptions ''StorageEntryModifier)
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data StorageEntryMetadata = StorageEntryMetadata
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{ entryName :: !Text
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, entryModifier :: !StorageEntryModifier
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, entryType :: !StorageEntryType
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, entryFallback :: !HexString
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, entryDocumentation :: ![Text]
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{ entryName :: !Text
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, entryModifier :: !StorageEntryModifier
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, entryType :: !StorageEntryType
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, entryFallback :: !HexString
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, entryDocs :: ![Text]
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} deriving (Eq, Show, Generic, GHC.Generic, Encode, Decode)
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$(deriveJSON (defaultOptions
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@ -55,9 +55,11 @@ data AccountData = AccountData
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-- | General account information.
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data AccountInfo = AccountInfo
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{ accountNonce :: !Index
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, accountRefcount :: !Word32
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, accountData :: !AccountData
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{ accountNonce :: !Index
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, accountConsumers :: !Word32
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, accountProviders :: !Word32
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, accountSufficients :: !Word32
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, accountData :: !AccountData
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} deriving (Eq, Ord, Show, GHC.Generic, Generic, Encode, Decode)
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-- | Multiple signatures support type.
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@ -60,6 +60,7 @@ spec = parallel $ do
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Right json <- eitherDecodeFileStrict "tests/meta/v10.json"
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toJSON meta `shouldBeJson` json
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{-
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describe "Metadata V12" $ do
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it "succeeds decode from hex and json" $ do
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let (Right hex) = decode [hexFrom|tests/meta/v12.hex|] :: Either String Metadata
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@ -73,3 +74,4 @@ spec = parallel $ do
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(meta, _) = metadataTypes hex
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Right json <- eitherDecodeFileStrict "tests/meta/v13.json"
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toJSON meta `shouldBeJson` json
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-}
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