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Текущая директория: /opt/BitGoJS/modules/sdk-coin-xtz/dist/src
Просмотр файла: xtz.js
"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Xtz = void 0;
const sdk_core_1 = require("@bitgo/sdk-core");
const secp256k1_1 = require("@bitgo/secp256k1");
const statics_1 = require("@bitgo/statics");
const bignumber_js_1 = __importDefault(require("bignumber.js"));
const lib_1 = require("./lib");
class Xtz extends sdk_core_1.BaseCoin {
constructor(bitgo, staticsCoin) {
super(bitgo);
if (!staticsCoin) {
throw new Error('missing required constructor parameter staticsCoin');
}
this._staticsCoin = staticsCoin;
}
static createInstance(bitgo, staticsCoin) {
return new Xtz(bitgo, staticsCoin);
}
getChain() {
return this._staticsCoin.name;
}
getFamily() {
return this._staticsCoin.family;
}
getFullName() {
return this._staticsCoin.fullName;
}
getBaseFactor() {
return Math.pow(10, this._staticsCoin.decimalPlaces);
}
/** {@inheritDoc } **/
supportsMultisig() {
return true;
}
/** inherited doc */
getDefaultMultisigType() {
return sdk_core_1.multisigTypes.onchain;
}
/**
* Flag for sending value of 0
* @returns {boolean} True if okay to send 0 value, false otherwise
*/
valuelessTransferAllowed() {
return true;
}
/**
* Xtz supports transfers to consolidate balance from receive address to the wallet contract
*/
allowsAccountConsolidations() {
return true;
}
/**
* Checks if this is a valid base58 or hex address
* @param address
*/
isValidAddress(address) {
if (!address) {
return false;
}
return lib_1.Utils.isValidAddress(address);
}
/**
* Generate Tezos key pair - BitGo xpub format
*
* @param seed
* @returns {Object} object with generated xpub, xprv
*/
generateKeyPair(seed) {
const keyPair = seed ? new lib_1.KeyPair({ seed }) : new lib_1.KeyPair();
const keys = keyPair.getExtendedKeys();
if (!keys.xprv) {
throw new Error('Missing xprv in key generation.');
}
return {
pub: keys.xpub,
prv: keys.xprv,
};
}
async parseTransaction(params) {
return {};
}
async isWalletAddress(params) {
throw new sdk_core_1.MethodNotImplementedError();
}
async verifyTransaction(params) {
const { txParams } = params;
if (Array.isArray(txParams.recipients) && txParams.recipients.length > 1) {
throw new Error(`${this.getChain()} doesn't support sending to more than 1 destination address within a single transaction. Try again, using only a single recipient.`);
}
return true;
}
/**
* Derive a user key using the chain path of the address
* @param key
* @param path
* @returns {string} derived private key
*/
deriveKeyWithPath({ key, path }) {
const keychain = secp256k1_1.bip32.fromBase58(key);
const derivedKeyNode = keychain.derivePath(path);
return derivedKeyNode.toBase58();
}
/**
* Assemble keychain and half-sign prebuilt transaction
*
* @param params
* @param params.txPrebuild {Object} prebuild object returned by platform
* @param params.prv {String} user prv
* @returns Bluebird<SignedTransaction>
*/
async signTransaction(params) {
const txBuilder = new lib_1.TransactionBuilder(statics_1.coins.get(this.getChain()));
txBuilder.from(params.txPrebuild.txHex);
txBuilder.source(params.txPrebuild.source);
if (params.txPrebuild.dataToSign) {
txBuilder.overrideDataToSign({ dataToSign: params.txPrebuild.dataToSign });
}
// The path /0/0/0/0 is used by the wallet base address
// Derive the user key only if the transaction is sent from a receive address
let key;
const { chain, index } = params.txPrebuild.addressInfo;
if (chain === 0 && index === 0) {
key = params.prv;
}
else {
const derivationPath = `0/0/${chain}/${index}`;
key = this.deriveKeyWithPath({ key: params.prv, path: derivationPath });
}
txBuilder.sign({ key });
const transaction = await txBuilder.build();
if (!transaction) {
throw new Error('Invalid messaged passed to signMessage');
}
const response = {
txHex: transaction.toBroadcastFormat(),
};
return transaction.signature.length >= 2 ? response : { halfSigned: response };
}
/**
* Sign message with private key
*
* @param key
* @param message
*/
async signMessage(key, message) {
const keyPair = new lib_1.KeyPair({ prv: key.prv });
const messageHex = message instanceof Buffer ? message.toString('hex') : Buffer.from(message, 'utf-8').toString('hex');
const signatureData = await lib_1.Utils.sign(keyPair, messageHex);
return Buffer.from(signatureData.sig);
}
/**
* Builds a funds recovery transaction without BitGo.
* We need to do three queries during this:
* 1) Node query - how much money is in the account
* 2) Build transaction - build our transaction for the amount
* 3) Send signed build - send our signed build to a public node
* @param params
*/
async recover(params) {
throw new sdk_core_1.MethodNotImplementedError();
}
/**
* Explain a Tezos transaction from txHex
* @param params
*/
async explainTransaction(params) {
const txHex = params.txHex || (params.halfSigned && params.halfSigned.txHex);
if (!txHex || !params.feeInfo) {
throw new Error('missing explain tx parameters');
}
const txBuilder = new lib_1.TransactionBuilder(statics_1.coins.get(this.getChain()));
// Newer coins can return BaseTransactionBuilderFactory instead of BaseTransactionBuilder
if (!(txBuilder instanceof sdk_core_1.BaseTransactionBuilder)) {
throw new Error('getBuilder() did not return an BaseTransactionBuilder object. Has it been updated?');
}
txBuilder.from(txHex);
const tx = await txBuilder.build();
const displayOrder = ['id', 'outputAmount', 'changeAmount', 'outputs', 'changeOutputs', 'fee'];
return {
displayOrder,
id: tx.id,
outputs: tx.outputs,
outputAmount: tx.outputs
.reduce((accumulator, output) => accumulator.plus(output.value), new bignumber_js_1.default('0'))
.toFixed(0),
changeOutputs: [], // account based does not use change outputs
changeAmount: '0', // account base does not make change
fee: params.feeInfo,
};
}
isValidPub(pub) {
return lib_1.Utils.isValidPublicKey(pub);
}
}
exports.Xtz = Xtz;
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AG,CAAC,CAAC;IACrC,CAAC;CACF;AAzND,kBAyNC","sourcesContent":["import {\n  BaseCoin,\n  BaseTransactionBuilder,\n  BitGoBase,\n  MethodNotImplementedError,\n  ParsedTransaction,\n  ParseTransactionOptions,\n  KeyPair as SdkCoreKeyPair,\n  SignedTransaction,\n  TransactionExplanation,\n  VerifyAddressOptions,\n  VerifyTransactionOptions,\n  MultisigType,\n  multisigTypes,\n} from '@bitgo/sdk-core';\nimport { bip32 } from '@bitgo/secp256k1';\nimport { CoinFamily, coins, BaseCoin as StaticsBaseCoin } from '@bitgo/statics';\nimport BigNumber from 'bignumber.js';\nimport { Interface, KeyPair, TransactionBuilder, Utils } from './lib';\n\nexport class Xtz extends BaseCoin {\n  protected readonly _staticsCoin: Readonly<StaticsBaseCoin>;\n\n  constructor(bitgo: BitGoBase, staticsCoin?: Readonly<StaticsBaseCoin>) {\n    super(bitgo);\n\n    if (!staticsCoin) {\n      throw new Error('missing required constructor parameter staticsCoin');\n    }\n\n    this._staticsCoin = staticsCoin;\n  }\n\n  static createInstance(bitgo: BitGoBase, staticsCoin?: Readonly<StaticsBaseCoin>): BaseCoin {\n    return new Xtz(bitgo, staticsCoin);\n  }\n\n  getChain(): string {\n    return this._staticsCoin.name;\n  }\n\n  getFamily(): CoinFamily {\n    return this._staticsCoin.family;\n  }\n\n  getFullName(): string {\n    return this._staticsCoin.fullName;\n  }\n\n  getBaseFactor() {\n    return Math.pow(10, this._staticsCoin.decimalPlaces);\n  }\n\n  /** {@inheritDoc } **/\n  supportsMultisig(): boolean {\n    return true;\n  }\n\n  /** inherited doc */\n  getDefaultMultisigType(): MultisigType {\n    return multisigTypes.onchain;\n  }\n\n  /**\n   * Flag for sending value of 0\n   * @returns {boolean} True if okay to send 0 value, false otherwise\n   */\n  valuelessTransferAllowed(): boolean {\n    return true;\n  }\n\n  /**\n   * Xtz supports transfers to consolidate balance from receive address to the wallet contract\n   */\n  allowsAccountConsolidations(): boolean {\n    return true;\n  }\n\n  /**\n   * Checks if this is a valid base58 or hex address\n   * @param address\n   */\n  isValidAddress(address: string): boolean {\n    if (!address) {\n      return false;\n    }\n    return Utils.isValidAddress(address);\n  }\n\n  /**\n   * Generate Tezos key pair - BitGo xpub format\n   *\n   * @param seed\n   * @returns {Object} object with generated xpub, xprv\n   */\n  generateKeyPair(seed?: Buffer): SdkCoreKeyPair {\n    const keyPair = seed ? new KeyPair({ seed }) : new KeyPair();\n    const keys = keyPair.getExtendedKeys();\n\n    if (!keys.xprv) {\n      throw new Error('Missing xprv in key generation.');\n    }\n\n    return {\n      pub: keys.xpub,\n      prv: keys.xprv,\n    };\n  }\n\n  async parseTransaction(params: ParseTransactionOptions): Promise<ParsedTransaction> {\n    return {};\n  }\n\n  async isWalletAddress(params: VerifyAddressOptions): Promise<boolean> {\n    throw new MethodNotImplementedError();\n  }\n\n  async verifyTransaction(params: VerifyTransactionOptions): Promise<boolean> {\n    const { txParams } = params;\n    if (Array.isArray(txParams.recipients) && txParams.recipients.length > 1) {\n      throw new Error(\n        `${this.getChain()} doesn't support sending to more than 1 destination address within a single transaction. Try again, using only a single recipient.`\n      );\n    }\n    return true;\n  }\n\n  /**\n   * Derive a user key using the chain path of the address\n   * @param key\n   * @param path\n   * @returns {string} derived private key\n   */\n  deriveKeyWithPath({ key, path }: { key: string; path: string }): string {\n    const keychain = bip32.fromBase58(key);\n    const derivedKeyNode = keychain.derivePath(path);\n    return derivedKeyNode.toBase58();\n  }\n\n  /**\n   * Assemble keychain and half-sign prebuilt transaction\n   *\n   * @param params\n   * @param params.txPrebuild {Object} prebuild object returned by platform\n   * @param params.prv {String} user prv\n   * @returns Bluebird<SignedTransaction>\n   */\n  async signTransaction(params: Interface.XtzSignTransactionOptions): Promise<SignedTransaction> {\n    const txBuilder = new TransactionBuilder(coins.get(this.getChain()));\n    txBuilder.from(params.txPrebuild.txHex);\n    txBuilder.source(params.txPrebuild.source);\n    if (params.txPrebuild.dataToSign) {\n      txBuilder.overrideDataToSign({ dataToSign: params.txPrebuild.dataToSign });\n    }\n    // The path /0/0/0/0 is used by the wallet base address\n    // Derive the user key only if the transaction is sent from a receive address\n    let key;\n    const { chain, index } = params.txPrebuild.addressInfo;\n    if (chain === 0 && index === 0) {\n      key = params.prv;\n    } else {\n      const derivationPath = `0/0/${chain}/${index}`;\n      key = this.deriveKeyWithPath({ key: params.prv, path: derivationPath });\n    }\n    txBuilder.sign({ key });\n\n    const transaction = await txBuilder.build();\n    if (!transaction) {\n      throw new Error('Invalid messaged passed to signMessage');\n    }\n    const response = {\n      txHex: transaction.toBroadcastFormat(),\n    };\n    return transaction.signature.length >= 2 ? response : { halfSigned: response };\n  }\n\n  /**\n   * Sign message with private key\n   *\n   * @param key\n   * @param message\n   */\n  async signMessage(key: SdkCoreKeyPair, message: string | Buffer): Promise<Buffer> {\n    const keyPair = new KeyPair({ prv: key.prv });\n    const messageHex =\n      message instanceof Buffer ? message.toString('hex') : Buffer.from(message as string, 'utf-8').toString('hex');\n    const signatureData = await Utils.sign(keyPair, messageHex);\n    return Buffer.from(signatureData.sig);\n  }\n\n  /**\n   * Builds a funds recovery transaction without BitGo.\n   * We need to do three queries during this:\n   * 1) Node query - how much money is in the account\n   * 2) Build transaction - build our transaction for the amount\n   * 3) Send signed build - send our signed build to a public node\n   * @param params\n   */\n  async recover(params: any): Promise<any> {\n    throw new MethodNotImplementedError();\n  }\n\n  /**\n   * Explain a Tezos transaction from txHex\n   * @param params\n   */\n  async explainTransaction(params: Interface.ExplainTransactionOptions): Promise<TransactionExplanation> {\n    const txHex = params.txHex || (params.halfSigned && params.halfSigned.txHex);\n    if (!txHex || !params.feeInfo) {\n      throw new Error('missing explain tx parameters');\n    }\n    const txBuilder = new TransactionBuilder(coins.get(this.getChain()));\n    // Newer coins can return BaseTransactionBuilderFactory instead of BaseTransactionBuilder\n    if (!(txBuilder instanceof BaseTransactionBuilder)) {\n      throw new Error('getBuilder() did not return an BaseTransactionBuilder object. Has it been updated?');\n    }\n    txBuilder.from(txHex);\n    const tx = await txBuilder.build();\n\n    const displayOrder = ['id', 'outputAmount', 'changeAmount', 'outputs', 'changeOutputs', 'fee'];\n\n    return {\n      displayOrder,\n      id: tx.id,\n      outputs: tx.outputs,\n      outputAmount: tx.outputs\n        .reduce((accumulator, output) => accumulator.plus(output.value), new BigNumber('0'))\n        .toFixed(0),\n      changeOutputs: [], // account based does not use change outputs\n      changeAmount: '0', // account base does not make change\n      fee: params.feeInfo,\n    } as any;\n  }\n\n  isValidPub(pub: string): boolean {\n    return Utils.isValidPublicKey(pub);\n  }\n}\n"]}Выполнить команду
Для локальной разработки. Не используйте в интернете!