import * as multisig from "@sqds/multisig";
import {
PublicKey,
TransactionMessage,
TransactionInstruction,
Connection,
Keypair,
} from "@solana/web3.js";
import { sendTx } from "../send-tx";
/**
* Creates a vault transaction for a Squads multisig
*/
export async function createVaultTx({
connection,
keypair,
multisigAddress,
vaultIndex,
ephemeralSigners = 0,
instructions,
memo = "",
}: {
connection: Connection;
keypair: Keypair;
multisigAddress: string;
vaultIndex: number;
ephemeralSigners?: number;
instructions: TransactionInstruction[];
memo?: string;
}) {
const multisigPda = new PublicKey(multisigAddress);
// Fetch multisig account
const multisigAccount = await multisig.accounts.Multisig.fromAccountAddress(
connection,
multisigPda
);
const currentTransactionIndex = Number(multisigAccount.transactionIndex);
const newTransactionIndex = BigInt(currentTransactionIndex + 1);
// Derive the vault PDA
const [vaultPda] = multisig.getVaultPda({
multisigPda,
index: vaultIndex,
});
// Build TransactionMessage
const recentBlockhash = (await connection.getLatestBlockhash()).blockhash;
const txMessage = new TransactionMessage({
payerKey: vaultPda,
recentBlockhash,
instructions: instructions,
});
// Create vault transaction instruction
const ix = multisig.instructions.vaultTransactionCreate({
multisigPda,
transactionIndex: newTransactionIndex,
creator: keypair.publicKey,
vaultIndex,
ephemeralSigners,
transactionMessage: txMessage,
memo,
});
// Send transaction
const tx = await sendTx(connection, keypair, [ix]);
if (!tx || !tx.data) {
throw new Error("Failed to send vault transaction");
}
return {
multisigAddress: multisigPda.toBase58(),
transactionIndex: newTransactionIndex.toString(),
signature: tx.data,
};
}
