fix(wallet): base wallet should now use the original CBOR if provided

Author: AngelCastilloB

packages/wallet/src/Wallets/BaseWallet.ts

@@ -588,6 +588,7 @@ export class BaseWallet implements ObservableWallet {
 
   async finalizeTx({
     tx,
+    bodyCbor,
     signingOptions,
     signingContext,
     auxiliaryData,
@@ -605,8 +606,11 @@ export class BaseWallet implements ObservableWallet {
     };
 
     const emptyWitness = { signatures: new Map() };
+
+    // The Witnesser takes a serializable transaction. We cant build that from the hash alone, if
+    // the bodyCbor is available, use that instead of the coreTx type to build the transaction.
     const transaction = new Serialization.Transaction(
-      Serialization.TransactionBody.fromCore(tx.body),
+      bodyCbor ? Serialization.TransactionBody.fromCbor(bodyCbor) : Serialization.TransactionBody.fromCore(tx.body),
       Serialization.TransactionWitnessSet.fromCore({ ...emptyWitness, ...witness }),
       auxiliaryData ? Serialization.AuxiliaryData.fromCore(auxiliaryData) : undefined
     );

packages/wallet/src/cip30.ts

@@ -478,7 +478,11 @@ const baseCip30WalletApi = (
           );
         const {
           witness: { signatures }
-        } = await wallet.finalizeTx({ signingContext: { sender }, tx: { ...coreTx, hash } });
+        } = await wallet.finalizeTx({
+          bodyCbor: txDecoded.body().toCbor(),
+          signingContext: { sender },
+          tx: { ...coreTx, hash }
+        });
 
         // If partialSign is true, the wallet only tries to sign what it can. However, if
         // signatures size is 0 then throw.

packages/wallet/src/types.ts

@@ -11,10 +11,10 @@ import { BalanceTracker, DelegationTracker, TransactionsTracker, UtxoTracker } f
 import { Cip30DataSignature } from '@cardano-sdk/dapp-connector';
 import { Ed25519PublicKeyHex } from '@cardano-sdk/crypto';
 import { GroupedAddress, MessageSender, SignTransactionContext, WitnessedTx, cip8 } from '@cardano-sdk/key-management';
+import { HexBlob, Shutdown } from '@cardano-sdk/util';
 import { InitializeTxProps, InitializeTxResult, TxBuilder, TxContext } from '@cardano-sdk/tx-construction';
 import { Observable } from 'rxjs';
 import { PubStakeKeyAndStatus } from './services/PublicStakeKeysTracker';
-import { Shutdown } from '@cardano-sdk/util';
 
 export type Assets = Map<Cardano.AssetId, Asset.AssetInfo>;
 
@@ -45,6 +45,7 @@ export interface SyncStatus extends Shutdown {
 
 export type FinalizeTxProps = Omit<TxContext, 'signingContext'> & {
   tx: Cardano.TxBodyWithHash;
+  bodyCbor?: HexBlob;
   signingContext?: Partial<SignTransactionContext>;
 };
 

packages/wallet/test/PersonalWallet/methods.test.ts

@@ -30,6 +30,12 @@ const { mockChainHistoryProvider, mockRewardsProvider, utxo } = mocks;
 const serializedForeignTx =
   '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';
 
+const geniusYieldTx = Serialization.Transaction.fromCbor(
+  TxCBOR(
+    '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'
+  )
+);
+
 const outputs = [
   {
     address: Cardano.PaymentAddress(
@@ -238,6 +244,19 @@ describe('BaseWallet methods', () => {
 
         expect(witnessSpy).toBeCalledWith(expect.anything(), expect.objectContaining({ sender }), void 0);
       });
+
+      it('uses the original CBOR to create the serializable transaction if given', async () => {
+        const sender = { url: 'https://lace.io' };
+        const witnessSpy = jest.spyOn(witnesser, 'witness');
+        const txInternals = await wallet.initializeTx(props);
+        await wallet.finalizeTx({
+          bodyCbor: geniusYieldTx.body().toCbor(),
+          signingContext: { sender },
+          tx: txInternals
+        });
+
+        expect(witnessSpy).toBeCalledWith(geniusYieldTx, expect.objectContaining({ sender }), void 0);
+      });
     });
 
     describe('submitTx', () => {