Sign SVM Transactions

bun add @solana/web3.js

import { authenticatedSvmClient } from './client';
import { Connection, PublicKey, Transaction, SystemProgram, LAMPORTS_PER_SOL } from '@solana/web3.js';

const svmClient = await authenticatedSvmClient();

// Create a simple SOL transfer transaction
const fromPubkey = new PublicKey('YourSolanaWalletAddress');
const toPubkey = new PublicKey('11111111111111111111111111111112');
const transaction = new Transaction().add(
  SystemProgram.transfer({
    fromPubkey,
    toPubkey,
    lamports: LAMPORTS_PER_SOL * 0.001, // 0.001 SOL
  })
);

// Sign the transaction
const signedTransaction = await svmClient.signTransaction({
  senderAddress: 'YourSolanaWalletAddress',
  externalServerKeyShares: [
    {
      chainName: 'solana',
      keyShare: '0xYourKeyShare',
    },
  ],
  transaction: transaction,
  password: 'your-password', // optional
});

console.log('Transaction signed successfully');

import { Connection, sendAndConfirmTransaction } from '@solana/web3.js';

const connection = new Connection('https://api.devnet.solana.com', 'confirmed');
const txHash = await sendAndConfirmTransaction(connection, signedTransaction);
console.log('Transaction hash:', txHash);

export const sendSol = async ({
  fromAddress,
  toAddress,
  amount,
  externalServerKeyShares,
  password,
}: {
  fromAddress: string;
  toAddress: string;
  amount: number; // Amount in SOL
  externalServerKeyShares: any[];
  password?: string;
}) => {
  const svmClient = await authenticatedSvmClient();

  // Create transaction
  const fromPubkey = new PublicKey(fromAddress);
  const toPubkey = new PublicKey(toAddress);
  const transaction = new Transaction().add(
    SystemProgram.transfer({
      fromPubkey,
      toPubkey,
      lamports: LAMPORTS_PER_SOL * amount,
    })
  );

  // Sign transaction
  const signedTransaction = await svmClient.signTransaction({
    senderAddress: fromAddress,
    externalServerKeyShares,
    transaction,
    password,
  });

  // Send transaction
  const connection = new Connection('https://api.devnet.solana.com', 'confirmed');
  const txHash = await sendAndConfirmTransaction(connection, signedTransaction);

  return txHash;
};

// Usage
const txHash = await sendSol({
  fromAddress: 'YourSolanaWalletAddress',
  toAddress: 'RecipientAddress',
  amount: 0.001,
  externalServerKeyShares: [
    {
      chainName: 'solana',
      keyShare: '0xYourKeyShare',
    },
  ],
  password: 'your-password',
});

console.log('SOL sent:', txHash);

const transaction = new Transaction().add(
  SystemProgram.transfer({
    fromPubkey: new PublicKey('YourAddress'),
    toPubkey: new PublicKey('RecipientAddress'),
    lamports: LAMPORTS_PER_SOL * 0.1,
  })
);

import { Token, TOKEN_PROGRAM_ID } from '@solana/spl-token';

const transaction = new Transaction().add(
  Token.createTransferInstruction(
    TOKEN_PROGRAM_ID,
    fromTokenAccount,
    toTokenAccount,
    fromPubkey,
    [],
    amount
  )
);