@lit-protocol/vincent-scaffold-sdk/dist/exports/la-utils/la-transactions/primitive/signTx.js

Shared build configuration and utilities for Vincent abilities and policies

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.signTx = void 0;
/**
 * Signs a transaction using the PKP's public key.
 * @param {Object} params - The parameters object
 * @param {string} params.pkpPublicKey - The PKP's public key
 * @param {any} params.tx - The transaction to sign
 * @param {string} params.sigName - The name of the signature
 * @returns {Promise<string>} The signed transaction.
 */
const signTx = async ({ sigName, pkpPublicKey, tx, }) => {
    console.log(`Signing TX: ${sigName}`);
    const pkForLit = pkpPublicKey.startsWith("0x")
        ? pkpPublicKey.slice(2)
        : pkpPublicKey;
    const sig = await Lit.Actions.signAndCombineEcdsa({
        toSign: ethers.utils.arrayify(ethers.utils.keccak256(ethers.utils.serializeTransaction(tx))),
        publicKey: pkForLit,
        sigName,
    });
    return ethers.utils.serializeTransaction(tx, ethers.utils.joinSignature({
        r: "0x" + JSON.parse(sig).r.substring(2),
        s: "0x" + JSON.parse(sig).s,
        v: JSON.parse(sig).v,
    }));
};
exports.signTx = signTx;