import { signPsbt, isBitcoinWalletAccount } from "@dynamic-labs-sdk/bitcoin";
import { getPrimaryWalletAccount } from "@dynamic-labs-sdk/client";

const walletAccount = getPrimaryWalletAccount();

if (walletAccount && isBitcoinWalletAccount(walletAccount)) {
  const { signedPsbt } = await signPsbt({
    walletAccount,
    request: {
      unsignedPsbtBase64: "cHNidP8BAH...", // Base64-encoded PSBT
      allowedSighash: [1], // SIGHASH_ALL
      signature: [
        {
          address: walletAccount.address,
          signingIndexes: [0],
        },
      ],
    },
  });

  console.log("Signed PSBT:", signedPsbt);
}

import { signPsbt, isBitcoinWalletAccount } from '@dynamic-labs-sdk/bitcoin';
import { useGetWalletAccounts } from '@dynamic-labs-sdk/react-hooks';
import { useState } from 'react';

function SignPsbtButton({ unsignedPsbtBase64 }) {
  const { data: walletAccounts = [] } = useGetWalletAccounts();
  const walletAccount = walletAccounts.find(isBitcoinWalletAccount);
  const [signedPsbt, setSignedPsbt] = useState('');

  const handleSign = async () => {
    if (!walletAccount) return;
    const result = await signPsbt({
      walletAccount,
      request: {
        unsignedPsbtBase64,
        allowedSighash: [1],
        signature: [{ address: walletAccount.address, signingIndexes: [0] }],
      },
    });
    setSignedPsbt(result.signedPsbt);
  };

  return (
    <div>
      <button onClick={handleSign} disabled={!walletAccount}>Sign PSBT</button>
      {signedPsbt && <p>Signed: {signedPsbt.slice(0, 20)}...</p>}
    </div>
  );
}