src/lib/WalletConnect.ts · bridge

on fe1e348 help sign in

bridge/src/lib/WalletConnect.ts

27 lines 754 B history raw

1import { ITxData } from '@walletconnect/types';

2import { Transaction } from '@ethereumjs/tx';

3import { stripHexPrefix } from './utils/address';

5type SignWalletConnectTransactionArgs = {

6 from: string;

7 txn: Transaction;

8 txnSigner: (args: ITxData) => Promise<string>;

9};

11const walletConnectSignTransaction = async ({

12 from,

13 txn,

14 txnSigner,

15}: SignWalletConnectTransactionArgs) => {

16 let wcFormattedTx = txn.toJSON();

17 wcFormattedTx.from = from;

18 wcFormattedTx.gas = wcFormattedTx.gasLimit;

20 const signature = await txnSigner(wcFormattedTx);

21 const serializedTx = Buffer.from(stripHexPrefix(signature), 'hex');

22 const signedTx = Transaction.fromSerializedTx(serializedTx);

24 return signedTx;

27export { walletConnectSignTransaction };