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• .. (вверх)
• [DIR] ..
• [FILE] create-wallet.js
• [FILE] get-pledge-vkeys.js
• [FILE] sanitize-unwitnessed-pledge-txn.js
• [FILE] send-pledge-transaction.js
• [FILE] send-staking-transaction.js
• [FILE] send-unstaking-transaction.js
• [FILE] send-withdraw-rewards-transaction.js

Просмотр файла: send-pledge-transaction.js

const BitGoJS = require('bitgo');
const bitgo = new BitGoJS.BitGo({ env: 'test' });
const Promise = require('bluebird');
const coin = 'tada';
const basecoin = bitgo.coin(coin);

// TODO: set your access token here
const accessToken = '';
const walletId = '649b57342f95fd00075b0ab393822a33';

// TODO: set your passphrase here
const walletPassphrase = null;

// TODO: set pledging inputs
const pledgingRawTxHex = '';
const pledgingNodeWitnessCborHex = '';

Promise.coroutine(function* () {
  // generating address w/ same staking key and same payment key
  bitgo.authenticateWithAccessToken({ accessToken: accessToken });
  yield bitgo.unlock({ otp: '000000', duration: 3600 });
  const walletInstance = yield basecoin.wallets().get({ id: walletId });

  const nodeWitness = parseWitnessCborHex(pledgingNodeWitnessCborHex);
  if (!nodeWitness) {
    throw new Error('Invalid witnessCborHex');
  }
  const whitelistedParams = {
    intent: {
      intentType: 'pledge',
      rawTx: pledgingRawTxHex,
      nodePublicKey: nodeWitness.pubkeyHash,
      nodeKeySignature: nodeWitness.signature,
    },
    // use lite for hot wallet and full for cold wallet
    apiVersion: 'lite',
    preview: undefined,
  };

  const unsignedTx = yield bitgo
    .post(bitgo.url('/wallet/' + walletId + '/txrequests', 2))
    .send(whitelistedParams)
    .result();

  // sign tx (hot wallet only)
  const keychains = yield basecoin.keychains().getKeysForSigning({ wallet: walletInstance });
  const signedStakingTransaction = yield walletInstance.signTransaction({
    txPrebuild: unsignedTx,
    keychain: keychains[0],
    walletPassphrase: walletPassphrase,
    pubs: keychains.map((k) => k.pub),
    reqId: unsignedTx.txRequestId,
  });

  // submit tx (hot wallet only)
  const submittedTx = yield bitgo
    .post(basecoin.url('/wallet/' + walletId + '/tx/send'))
    .send({ txRequestId: signedStakingTransaction.txRequestId })
    .result();

  console.log('New Transaction:', JSON.stringify(submittedTx, null, 4));
})();

function parseWitnessCborHex(witnessCborHex) {
  const regexPattern = /^(8200)?825820([a-z0-9]{64})5840([a-z0-9]{128})$/;
  const regex = new RegExp(regexPattern);
  const result = regex.exec(witnessCborHex);

  if (result) {
    return {
      pubkeyHash: result[1],
      signature: result[2],
    };
  } else {
    return null;
  }
}

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