Use HSet instead of CombinedEnv

src/examples/aiken/haskell/aiken-example.cabal

@@ -62,7 +62,6 @@ library
     Wst.Cli
     Wst.Cli.App
     Wst.Cli.Command
-    Wst.Cli.Env
 
   hs-source-dirs:  lib
   build-depends:
@@ -80,6 +79,7 @@ library
     , convex-coin-selection
     , convex-optics
     , convex-wallet
+    , hset
     , lens
     , mtl
     , optparse-applicative

src/examples/aiken/haskell/lib/Wst/Cli.hs

@@ -29,6 +29,7 @@ import PlutusLedgerApi.V1 qualified as PV1
 import ProgrammableTokens.OffChain.Endpoints qualified as Endpoints
 import ProgrammableTokens.OffChain.Env qualified as Env
 import ProgrammableTokens.OffChain.Env.Directory qualified as Directory
+import ProgrammableTokens.OffChain.Env.Runtime qualified as Env
 import ProgrammableTokens.OffChain.Error qualified as Error
 import ProgrammableTokens.OffChain.Query qualified as Query
 import ProgrammableTokens.OffChain.Scripts as Scripts
@@ -38,7 +39,6 @@ import Wst.Aiken.Error qualified as Error
 import Wst.Cli.App (runWstApp)
 import Wst.Cli.Command (Command (..), PolicyCommand (..), parseCommand)
 import Wst.Cli.Command qualified as Command
-import Wst.Cli.Env qualified as Env
 
 runMain :: IO ()
 runMain = do
@@ -126,8 +126,8 @@ runCommand com = do
           Register operatorConfig submitTx -> do
             logInfo "cip-143-cli policy register"
             operator <- loadOperator operatorConfig
-            opEnv <- Env.loadConvexOperatorEnv operator
-            flip runReaderT (Env.combinedEnv dir opEnv transferPolicy) $ do
+            opEnv <- Env.loadConvexOperatorEnv @_ @C.ConwayEra operator
+            flip runReaderT (Env.addEnv dir $ Env.addEnv opEnv $ Env.singleton transferPolicy) $ do
               tx <- Endpoints.registerCip143PolicyTransferScripts
               polId <- Env.programmableTokenPolicyId
               logInfo $ "Created policy stake script registration tx" :#
@@ -139,8 +139,8 @@ runCommand com = do
           Issue operatorConfig assetName quantity redeemer submitTx -> do
             logInfo "cip-143-cli policy issue"
             operator <- loadOperator operatorConfig
-            opEnv <- Env.loadConvexOperatorEnv operator
-            flip runReaderT (Env.combinedEnv dir opEnv transferPolicy) $ do
+            opEnv <- Env.loadConvexOperatorEnv @_ @C.ConwayEra operator
+            flip runReaderT (Env.addEnv dir $ Env.addEnv opEnv $ Env.singleton transferPolicy) $ do
               let red = PV1.toBuiltin redeemer
               tx <- Endpoints.registerCip143PolicyTx assetName quantity red
               polId <- Env.programmableTokenPolicyId
@@ -156,8 +156,8 @@ runCommand com = do
           Transfer operatorConfig receiverAddr assetName quantity redeemer submitTx -> do
             logInfo "cip-143-cli policy transfer"
             operator <- loadOperator operatorConfig
-            opEnv <- Env.loadConvexOperatorEnv operator
-            flip runReaderT (Env.combinedEnv dir opEnv transferPolicy) $ do
+            opEnv <- Env.loadConvexOperatorEnv @_ @C.ConwayEra operator
+            flip runReaderT (Env.addEnv dir $ Env.addEnv opEnv $ Env.singleton transferPolicy) $ do
               let red = PV1.toBuiltin redeemer
               receiver <- getReceiverPaymentCredential receiverAddr
               tx <- Endpoints.transferTokens assetName quantity receiver red

src/examples/aiken/haskell/lib/Wst/Cli/App.hs

@@ -10,9 +10,9 @@ import Control.Monad.IO.Class (MonadIO (..))
 import Control.Monad.Reader (MonadReader, ReaderT, runReaderT)
 import Convex.Blockfrost (BlockfrostT (..), evalBlockfrostT)
 import Convex.Class (MonadBlockchain, MonadUtxoQuery)
+import ProgrammableTokens.OffChain.Env.Runtime (RuntimeEnv (..))
+import ProgrammableTokens.OffChain.Env.Runtime qualified as Env
 import Wst.Aiken.Error (AikenError (..))
-import Wst.Cli.Env (RuntimeEnv (..))
-import Wst.Cli.Env qualified as Env
 
 newtype WstApp env era a = WstApp { unWstApp :: ReaderT env (ExceptT (AikenError era) (BlockfrostT IO)) a }
   deriving newtype (Monad, Applicative, Functor, MonadIO, MonadReader env, MonadError (AikenError era), MonadUtxoQuery, MonadBlockchain C.ConwayEra)

src/examples/aiken/haskell/test/Wst/Aiken/Test.hs

@@ -84,7 +84,7 @@ registerAikenPolicy :: forall era err m.
 registerAikenPolicy step' = do
   blueprint <- liftIO loadExample >>= flip Offchain.lookupScripts_ Offchain.blueprintKeys >>= Offchain.extractV3Scripts_
   scriptRoot <- runReaderT (Test.deployDirectorySet Test.admin) Production
-  let runAsAdmin = Env.runAs Test.admin (Env.mkDirectoryEnv scriptRoot) (Offchain.transferLogic blueprint)
+  let runAsAdmin action = runReaderT (Env.runAs @_ @era Test.admin action) (Env.addEnv  (Offchain.transferLogic blueprint) $ Env.singleton $ Env.mkDirectoryEnv scriptRoot)
       step = liftIO . step'
 
   step "Registering stake scripts"
@@ -120,7 +120,7 @@ transferAikenPolicy :: forall era err m.
 transferAikenPolicy = do
   blueprint <- liftIO loadExample >>= flip Offchain.lookupScripts_ Offchain.blueprintKeys >>= Offchain.extractV3Scripts_
   scriptRoot <- runReaderT (Test.deployDirectorySet Test.admin) Production
-  let runAsAdmin = Env.runAs Test.admin (Env.mkDirectoryEnv scriptRoot) (Offchain.transferLogic blueprint)
+  let runAsAdmin action = runReaderT (Env.runAs @_ @era Test.admin action) (Env.addEnv  (Offchain.transferLogic blueprint) $ Env.singleton $ Env.mkDirectoryEnv scriptRoot)
 
   _ <- runAsAdmin
         $ Endpoints.registerCip143PolicyTransferScripts

src/examples/regulated-stablecoin/lib/Wst/App.hs

@@ -15,11 +15,11 @@ import Control.Monad.Reader (MonadReader, ReaderT, runReaderT)
 import Convex.Blockfrost (BlockfrostT (..), evalBlockfrostT)
 import Convex.Class (MonadBlockchain, MonadUtxoQuery)
 import Data.String (IsString (..))
+import ProgrammableTokens.OffChain.Env.Runtime (RuntimeEnv (..))
+import ProgrammableTokens.OffChain.Env.Runtime qualified as Env
 import Servant.Server (Handler (..))
 import Servant.Server qualified as S
 import Wst.AppError (AppError (..))
-import Wst.Offchain.Env (RuntimeEnv (..))
-import Wst.Offchain.Env qualified as Env
 
 newtype WstApp env era a = WstApp { unWstApp :: ReaderT env (ExceptT (AppError era) (BlockfrostT IO)) a }
   deriving newtype (Monad, Applicative, Functor, MonadIO, MonadReader env, MonadError (AppError era), MonadUtxoQuery, MonadBlockchain C.ConwayEra)
@@ -29,8 +29,8 @@ newtype WstApp env era a = WstApp { unWstApp :: ReaderT env (ExceptT (AppError e
 
 runWstApp :: forall env era a. (Env.HasRuntimeEnv env) => env -> WstApp env era a -> IO (Either (AppError era) a)
 runWstApp env WstApp{unWstApp} = do
-  let RuntimeEnv{envBlockfrost} = Env.runtimeEnv env
-  evalBlockfrostT envBlockfrost (runExceptT (runReaderT unWstApp env)) >>= \case
+  let RuntimeEnv{ceBlockfrost} = Env.runtimeEnv env
+  evalBlockfrostT ceBlockfrost (runExceptT (runReaderT unWstApp env)) >>= \case
     Left e -> pure (Left $ BlockfrostErr e)
     Right a -> pure  a
 

src/examples/regulated-stablecoin/lib/Wst/Cli.hs

@@ -16,13 +16,14 @@ import Convex.Wallet.Operator (Operator (Operator, oPaymentKey),
                                PaymentExtendedKey (PESigningEx), signTxOperator,
                                verificationKey)
 import Convex.Wallet.Operator qualified as Operator
-import Data.Functor.Identity (Identity)
 import Data.Maybe (fromMaybe)
 import Data.Proxy (Proxy (..))
 import Data.String (IsString (..))
 import Options.Applicative (customExecParser, disambiguate, helper, idm, info,
                             prefs, showHelpOnEmpty, showHelpOnError)
 import ProgrammableTokens.OffChain.Env.Operator qualified as Env
+import ProgrammableTokens.OffChain.Env.Runtime qualified as Env
+import ProgrammableTokens.OffChain.Env.Utils qualified as Utils
 import SmartTokens.Core.Scripts (ScriptTarget (Production))
 import Wst.App (runWstApp)
 import Wst.AppError (AppError)
@@ -42,7 +43,7 @@ runMain = do
 
 runCommand :: Command -> IO ()
 runCommand com = do
-  env <- Env.addRuntimeEnv <$> Env.loadRuntimeEnv <*> pure Env.empty
+  env <- Env.addRuntimeEnv <$> Env.loadRuntimeEnv <*> pure Utils.empty
   result <- case com of
     Deploy config -> runWstApp env (deploy config)
     Manage txIn issuanceCborHexTxIn com_ -> do
@@ -76,7 +77,7 @@ deploy config = do
   opEnv <- Env.loadOperatorEnv @_ @C.ConwayEra operatorPaymentHash C.NoStakeAddress
   runEnv <- asks Env.runtimeEnv
 
-  let env = Env.addOperatorEnv opEnv $ Env.addRuntimeEnv runEnv Env.empty
+  let env = Env.addOperatorEnv opEnv $ Utils.singleton runEnv
 
   -- Use blockfrost backend to run Wst.Offchain.Endpoints.Deployment with the operator's funds
   (tx, root) <- liftIO (runWstApp env $ do
@@ -95,7 +96,7 @@ deploy config = do
       logInfo $ "Tx submitted successfully" :# ["txid" .= show txid]
       (liftIO $ C.writeFileJSON "deployment-root.json" root) >>= either (error . show) pure
 
-startServer :: (MonadIO m, MonadLogger m) => Env.CombinedEnv Proxy Identity Proxy Identity b w -> Server.ServerArgs -> m ()
+startServer :: (Utils.Elem Env.RuntimeEnv els, Utils.Elem Env.DirectoryEnv els, Utils.HMonoModifiable els Env.RuntimeEnv, MonadIO m, MonadLogger m) => Utils.HSet els -> Server.ServerArgs -> m ()
 startServer env' serverArgs@ServerArgs{saPort, saStaticFiles} = do
   logInfo $ "starting server" :# ["port" .= saPort, "static_files" .= fromMaybe "(no static files)" saStaticFiles]
   liftIO (Server.runServer env' serverArgs)

src/examples/regulated-stablecoin/lib/Wst/Offchain/BuildTx/Failing.hs

@@ -46,7 +46,7 @@ data BlacklistedTransferPolicy
 -}
 balanceTxEnvFailing :: forall era env err m. (MonadBlockchain era m, MonadReader env m, HasOperatorEnv era env, MonadError err m, C.IsBabbageBasedEra era, CoinSelection.AsCoinSelectionError err, CoinSelection.AsBalancingError err era, AsRegulatedStablecoinError err) => BlacklistedTransferPolicy -> BuildTxT era m (FindProofResult era) -> m (C.BalancedTxBody era, BalanceChanges)
 balanceTxEnvFailing policy btx = do
-  OperatorEnv{bteOperatorUtxos, bteOperator} <- asks operatorEnv
+  OperatorEnv{bteOperatorUtxos, bteOperator} <- asks (operatorEnv @era)
   params <- queryProtocolParameters
   (r, txBuilder) <- BuildTx.runBuildTxT $ btx <* BuildTx.setMinAdaDepositAll params
   -- TODO: change returnOutputFor to consider the stake address reference

src/examples/regulated-stablecoin/lib/Wst/Offchain/BuildTx/ProgrammableLogic.hs

@@ -1,4 +1,3 @@
-{-# LANGUAGE NamedFieldPuns    #-}
 {-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE TypeApplications  #-}
 {-# LANGUAGE TypeFamilies      #-}
@@ -14,29 +13,21 @@ where
 import Cardano.Api qualified as C
 import Cardano.Api.Shelley qualified as C
 import Control.Lens ((^.))
-import Control.Monad (unless)
 import Control.Monad.Reader (MonadReader, asks)
 import Convex.BuildTx (MonadBuildTx, addReference, addWithdrawalWithTxBody,
                        buildScriptWitness, findIndexReference,
-                       findIndexSpending, mintPlutus, prependTxOut,
-                       spendPlutusInlineDatum)
+                       findIndexSpending, prependTxOut, spendPlutusInlineDatum)
 import Convex.CardanoApi.Lenses as L
 import Convex.Class (MonadBlockchain (queryNetworkId))
-import Convex.PlutusLedger.V1 (transPolicyId, transPubKeyHash, transScriptHash)
+import Convex.PlutusLedger.V1 (transPolicyId)
 import Convex.Utils qualified as Utils
-import Data.Foldable (find, traverse_)
+import Data.Foldable (find)
 import Data.List (partition)
 import Data.Maybe (fromJust)
 import GHC.Exts (IsList (..))
 import PlutusLedgerApi.V3 (CurrencySymbol (..))
-import PlutusLedgerApi.V3 qualified as PV3
-import ProgrammableTokens.OffChain.BuildTx.Directory (insertDirectoryNode)
-import ProgrammableTokens.OffChain.Env (TransferLogicEnv (..))
 import ProgrammableTokens.OffChain.Env qualified as Env
-import SmartTokens.Contracts.Issuance (SmartTokenMintingAction (..))
-import SmartTokens.Contracts.IssuanceCborHex (IssuanceCborHex (..))
-import SmartTokens.Contracts.ProgrammableLogicBase (ProgrammableLogicGlobalRedeemer (..),
-                                                    TokenProof (..))
+import SmartTokens.Contracts.ProgrammableLogicBase (ProgrammableLogicGlobalRedeemer (..))
 import SmartTokens.Types.ProtocolParams
 import SmartTokens.Types.PTokenDirectory (DirectorySetNode (..))
 import Wst.Offchain.Query (UTxODat (..))

src/examples/regulated-stablecoin/lib/Wst/Offchain/BuildTx/TransferLogic.hs

@@ -100,7 +100,7 @@ initBlacklist = Utils.inBabbage @era $ do
   prependTxOut txout
 
   -- add operator signature
-  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv)
+  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv @era)
   addRequiredSignature opPkh
 
 {-| Reason for adding an address to the blacklist
@@ -162,12 +162,12 @@ insertBlacklistNode reason cred blacklistNodes = Utils.inBabbage @era $ do
   addBlacklistReason reason
 
   -- add operator signature
-  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv)
+  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv @era)
   addRequiredSignature opPkh
 
 removeBlacklistNode :: forall era env err m. (MonadReader env m, Env.HasOperatorEnv era env, Env.HasBlacklistEnv env, C.IsBabbageBasedEra era, C.HasScriptLanguageInEra C.PlutusScriptV3 era, MonadBuildTx era m, MonadError err m, AsRegulatedStablecoinError err) => C.PaymentCredential -> [UTxODat era BlacklistNode]-> m ()
 removeBlacklistNode cred blacklistNodes = Utils.inBabbage @era $ do
-  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv)
+  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv @era)
   blacklistSpendingScript <- asks (Env.bleSpendingScript . Env.blacklistEnv)
   blacklistMintingScript <- asks (Env.bleMintingScript . Env.blacklistEnv)
   blacklistPolicyId <- asks (Env.blacklistNodePolicyId . Env.blacklistEnv)
@@ -217,7 +217,7 @@ issueSmartTokens paramsTxOut issuanceCborHexTxOut (an, q) directoryNode destinat
 transferSmartTokens :: forall env era err a m. (MonadReader env m, Env.HasTransferLogicEnv env, Env.HasDirectoryEnv env, C.IsBabbageBasedEra era, MonadBlockchain era m, C.HasScriptLanguageInEra C.PlutusScriptV3 era, MonadBuildTx era m, Env.HasOperatorEnv era env, MonadError err m) => UTxODat era ProgrammableLogicGlobalParams -> [UTxODat era BlacklistNode] -> UTxODat era DirectorySetNode -> [UTxODat era a] -> (C.AssetId, C.Quantity) -> C.PaymentCredential -> m (FindProofResult era)
 transferSmartTokens paramsTxIn blacklistNodes directoryNode spendingUserOutputs (assetId, q) destinationCred = Utils.inBabbage @era $ do
   nid <- queryNetworkId
-  userCred <- Env.operatorPaymentCredential
+  userCred <- Env.operatorPaymentCredential @env @era
   progLogicBaseCred <- asks (Env.programmableLogicBaseCredential . Env.directoryEnv)
 
   -- Find sufficient inputs to cover the transfer
@@ -299,7 +299,7 @@ seizeSmartTokens reason paramsTxIn seizingTxo destinationCred directoryList = Ut
 
 addIssueWitness :: forall era env m. (MonadReader env m, Env.HasOperatorEnv era env, Env.HasTransferLogicEnv env, C.IsBabbageBasedEra era, MonadBlockchain era m, C.HasScriptLanguageInEra C.PlutusScriptV3 era, MonadBuildTx era m) => m ()
 addIssueWitness = Utils.inBabbage @era $ do
-  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv)
+  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv @era)
   mintingScript <- asks (Env.tleMintingScript . Env.transferLogicEnv)
   let sh = C.hashScript $ C.PlutusScript C.PlutusScriptV3 mintingScript
   addRequiredSignature opPkh
@@ -351,7 +351,7 @@ Uses the user from 'HasOperatorEnv env'. Fails if the user is blacklisted.
 -}
 addTransferWitness :: forall env era err m. (MonadError err m, MonadReader env m, Env.HasOperatorEnv era env, Env.HasTransferLogicEnv env, C.IsBabbageBasedEra era, MonadBlockchain era m, C.HasScriptLanguageInEra C.PlutusScriptV3 era, MonadBuildTx era m) => [UTxODat era BlacklistNode] -> m (FindProofResult era)
 addTransferWitness blacklistNodes = Utils.inBabbage @era $ do
-  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv) -- In this case 'operator' is the user
+  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv @era) -- In this case 'operator' is the user
   nid <- queryNetworkId
   transferScript <- asks (Env.tleTransferScript . Env.transferLogicEnv)
 
@@ -392,7 +392,7 @@ addReferencesWithTxBody f =
 
 addSeizeWitness :: forall env era m. (MonadReader env m, Env.HasOperatorEnv era env, Env.HasTransferLogicEnv env, C.IsBabbageBasedEra era, MonadBlockchain era m, C.HasScriptLanguageInEra C.PlutusScriptV3 era, MonadBuildTx era m) => m ()
 addSeizeWitness = Utils.inBabbage @era $ do
-  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv)
+  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv @era)
   seizeScript <- asks (Env.tleIssuerScript . Env.transferLogicEnv)
   let sh = C.hashScript $ C.PlutusScript C.PlutusScriptV3 seizeScript
   addRequiredSignature opPkh

src/examples/regulated-stablecoin/lib/Wst/Offchain/Endpoints/Deployment.hs

@@ -42,12 +42,12 @@ import Wst.Offchain.Query qualified as Query
 the relevant stablecoin transfer logic scripts and registrations. Returns the
 transaction and the 'TxIn' that was selected for the one-shot NFTs.
 -}
-deployFullTx :: (MonadReader env m, C.IsConwayBasedEra era, Env.HasOperatorEnv era env, MonadBlockchain era m, MonadError err m, C.HasScriptLanguageInEra C.PlutusScriptV3 era, AsProgrammableTokensError err, AsCoinSelectionError err, AsBalancingError err era) => ScriptTarget -> m (C.Tx era, DirectoryScriptRoot)
+deployFullTx :: forall env era err m. (MonadReader env m, C.IsConwayBasedEra era, Env.HasOperatorEnv era env, MonadBlockchain era m, MonadError err m, C.HasScriptLanguageInEra C.PlutusScriptV3 era, AsProgrammableTokensError err, AsCoinSelectionError err, AsBalancingError err era) => ScriptTarget -> m (C.Tx era, DirectoryScriptRoot)
 deployFullTx target = do
-  ((txi, _), (issuanceCborHexTxIn, _)) <- Env.selectTwoOperatorOutputs
-  opEnv <- asks Env.operatorEnv
+  ((txi, _), (issuanceCborHexTxIn, _)) <- Env.selectTwoOperatorOutputs @env @_ @era
+  opEnv <- asks (Env.operatorEnv @era)
   let root = DirectoryScriptRoot txi issuanceCborHexTxIn target
-  (tx, _) <- Env.withEnv $ Env.withOperator opEnv $ Env.withDirectoryFor root $ Env.withTransferFromOperator
+  (tx, _) <- Env.withEnv $ Env.withOperator opEnv $ Env.withDirectoryFor root $ Env.withTransferFromOperator @era
               $ Env.balanceDeployTxEnv_
               $ BuildTx.mintProtocolParams
                 >> BuildTx.initDirectorySet
@@ -85,11 +85,11 @@ issueSmartTokensTx assetName quantity destinationCred = do
     BuildTx.issueSmartTokens paramsNode cborHexTxIn (assetName, quantity) directory destinationCred
   pure (Convex.CoinSelection.signBalancedTxBody [] tx, aid)
 
-deployBlacklistTx :: (MonadReader env m, Env.HasOperatorEnv era env, MonadBlockchain era m, MonadError err m, C.IsBabbageBasedEra era, C.HasScriptLanguageInEra C.PlutusScriptV3 era, Env.HasDirectoryEnv env, AsCoinSelectionError err, AsBalancingError err era) => m (C.Tx era)
+deployBlacklistTx :: forall env era err m. (MonadReader env m, Env.HasOperatorEnv era env, MonadBlockchain era m, MonadError err m, C.IsBabbageBasedEra era, C.HasScriptLanguageInEra C.PlutusScriptV3 era, Env.HasDirectoryEnv env, AsCoinSelectionError err, AsBalancingError err era) => m (C.Tx era)
 deployBlacklistTx = do
-  opEnv <- asks Env.operatorEnv
+  opEnv <- asks (Env.operatorEnv @era)
   dirEnv <- asks Env.directoryEnv
-  (tx, _) <- Env.withEnv $ Env.withOperator opEnv $ Env.withDirectory dirEnv $ Env.withTransferFromOperator
+  (tx, _) <- Env.withEnv $ Env.withOperator opEnv $ Env.withDirectory dirEnv $ Env.withTransferFromOperator @era
               $ Env.balanceTxEnv_ BuildTx.initBlacklist
   pure (Convex.CoinSelection.signBalancedTxBody [] tx)
 
@@ -132,7 +132,7 @@ transferSmartTokensTx :: forall era env err m.
 transferSmartTokensTx policy assetId quantity destCred = do
   directory <- Query.registryNodeForReference @era
   blacklist <- Query.blacklistNodes @era
-  userOutputsAtProgrammable <- Env.operatorPaymentCredential >>= Query.userProgrammableOutputs
+  userOutputsAtProgrammable <- Env.operatorPaymentCredential @_ @era >>= Query.userProgrammableOutputs
   paramsTxIn <- Query.globalParamsNode @era
   (tx, _) <- balanceTxEnvFailing policy $ do
     BuildTx.transferSmartTokens paramsTxIn blacklist directory userOutputsAtProgrammable (assetId, quantity) destCred
@@ -158,7 +158,7 @@ seizeCredentialAssetsTx :: forall era env err m.
   -> C.PaymentCredential -- ^ Source/User credential
   -> m (C.Tx era)
 seizeCredentialAssetsTx reason sanctionedCred = do
-  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv)
+  opPkh <- asks (fst . Env.bteOperator . Env.operatorEnv @era)
   directory <- Query.registryNodes @era
   let getTxOutValue (C.TxOut _a v _d _r) = v
       -- simple fold to choose the UTxO with the most total assets