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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@bitgo/sdk-api/dist/src/v1
Просмотр файла: signPsbt.js

"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
exports.signPsbtRequest = signPsbtRequest;
const utxolib = __importStar(require("@bitgo/utxo-lib"));
const debug_1 = __importDefault(require("debug"));
const debug = (0, debug_1.default)('bitgo:v1:txb');
/**
 * Co-sign a PSBT.
 * Simply a wrapper around `utxolib.bitgo.createPsbtFromBuffer` and `psbt.signAllInputsHD`.
 * @param params
 */
function signPsbtRequest(params) {
    if (typeof params !== 'object' || params === null) {
        throw new Error(`invalid argument`);
    }
    if (!('psbt' in params) || typeof params.psbt !== 'string') {
        throw new Error(`invalid params.psbt`);
    }
    if (!('keychain' in params) || typeof params.keychain !== 'object' || params.keychain === null) {
        throw new Error(`invalid params.keychain`);
    }
    if (!('xprv' in params.keychain) || typeof params.keychain.xprv !== 'string') {
        throw new Error(`invalid params.keychain.xprv`);
    }
    const psbt = utxolib.bitgo.createPsbtDecode(params.psbt, utxolib.networks.bitcoin);
    const keypair = utxolib.bip32.fromBase58(params.keychain.xprv, utxolib.networks.bitcoin);
    debug('signing PSBT with keychain %s', keypair.neutered().toBase58());
    utxolib.bitgo.withUnsafeNonSegwit(psbt, () => psbt.signAllInputsHD(keypair));
    return {
        psbt: psbt.toBuffer().toString('hex'),
    };
}
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