@abcpros/bitcore-wallet-service
Version:
A service for Mutisig HD Bitcoin Wallets
429 lines • 23.2 kB
JavaScript
;
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Object.defineProperty(exports, "__esModule", { value: true });
exports.XecChain = void 0;
var crypto_wallet_core_1 = require("@abcpros/crypto-wallet-core");
var bignumber_js_1 = require("bignumber.js");
var chronik_client_1 = require("chronik-client");
var lodash_1 = __importStar(require("lodash"));
var btc_1 = require("../btc");
var config = require('../../../config');
var Errors = require('../../errors/errordefinitions');
var Common = require('../../common');
var Utils = Common.Utils;
var BCHJS = require('@abcpros/xpi-js');
var bchjs = new BCHJS({ restURL: '' });
var ecashaddr = require('ecashaddrjs');
var protocolPrefix = { livenet: 'ecash', testnet: 'ectest' };
var XecChain = (function (_super) {
__extends(XecChain, _super);
function XecChain() {
var _a, _b, _c, _d;
var _this = _super.call(this, crypto_wallet_core_1.BitcoreLibXec) || this;
_this.sizeEstimationMargin = (_b = (_a = config.bch) === null || _a === void 0 ? void 0 : _a.sizeEstimationMargin) !== null && _b !== void 0 ? _b : 0.01;
_this.inputSizeEstimationMargin = (_d = (_c = config.bch) === null || _c === void 0 ? void 0 : _c.inputSizeEstimationMargin) !== null && _d !== void 0 ? _d : 2;
_this.chronikClient = new chronik_client_1.ChronikClient(config.supportToken.xec.chronikClientUrl);
return _this;
}
XecChain.prototype.convertAddressToScriptPayload = function (address) {
try {
var protoXEC = protocolPrefix.livenet;
var protoAddr = protoXEC + ':' + address;
var _a = ecashaddr.decode(protoAddr), prefix = _a.prefix, type = _a.type, hash = _a.hash;
var cashAddress = ecashaddr.encode('bitcoincash', type, hash);
return bchjs.Address.toHash160(cashAddress);
}
catch (_b) {
return '';
}
};
XecChain.prototype.getChronikClient = function () {
return this.chronikClient;
};
XecChain.prototype.getTokenInfo = function (tokenId) {
var _a, _b, _c, _d, _e, _f, _g, _h, _j;
return __awaiter(this, void 0, void 0, function () {
var tx;
return __generator(this, function (_k) {
switch (_k.label) {
case 0: return [4, this.chronikClient.tx(tokenId)];
case 1:
tx = _k.sent();
return [2, {
coin: 'xec',
id: ((_a = tx.slpTxData) === null || _a === void 0 ? void 0 : _a.slpMeta.tokenId) || '',
symbol: ((_c = (_b = tx.slpTxData) === null || _b === void 0 ? void 0 : _b.genesisInfo) === null || _c === void 0 ? void 0 : _c.tokenTicker) || '',
name: ((_e = (_d = tx.slpTxData) === null || _d === void 0 ? void 0 : _d.genesisInfo) === null || _e === void 0 ? void 0 : _e.tokenName) || '',
documentUri: ((_g = (_f = tx.slpTxData) === null || _f === void 0 ? void 0 : _f.genesisInfo) === null || _g === void 0 ? void 0 : _g.tokenDocumentUrl) || '',
documentHash: ((_j = (_h = tx.slpTxData) === null || _h === void 0 ? void 0 : _h.genesisInfo) === null || _j === void 0 ? void 0 : _j.tokenDocumentHash) || '',
decimals: tx.slpTxData && tx.slpTxData.genesisInfo && lodash_1.isNumber(tx.slpTxData.genesisInfo.decimals)
? tx.slpTxData.genesisInfo.decimals
: NaN
}];
}
});
});
};
XecChain.prototype.sendToken = function (wallet, mnemonic, tokenId, token, TOKENQTY, etokenAddress) {
return __awaiter(this, void 0, void 0, function () {
var tokenInfo, rootSeed, masterHDNode, rootPath, account, change, cashAddress, slpAddress, utxos, xecUtxos, tokenUtxos, bchUtxo, transactionBuilder, originalAmount, i, txFee, remainder, slpSendObj, slpData, _a, prefix, type, hash, cashAdr, redeemScript, childIndex, changeCash, keyPairCash, i, thisUtxo, childIndex_1, changeToken, keyPairToken, tx, hex, txid, e_1;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4, this.getTokenInfo(tokenId)];
case 1:
tokenInfo = _b.sent();
return [4, bchjs.Mnemonic.toSeed(mnemonic)];
case 2:
rootSeed = _b.sent();
masterHDNode = bchjs.HDNode.fromSeed(rootSeed);
rootPath = wallet.getRootPath() ? wallet.getRootPath() : "m/44'/1899'/0'";
account = bchjs.HDNode.derivePath(masterHDNode, rootPath);
change = bchjs.HDNode.derivePath(account, '0/0');
cashAddress = bchjs.HDNode.toCashAddress(change);
slpAddress = bchjs.HDNode.toSLPAddress(change);
_b.label = 3;
case 3:
_b.trys.push([3, 7, , 8]);
return [4, this.getUtxosToken(wallet)];
case 4:
utxos = _b.sent();
if (utxos.length === 0)
throw new Error('No UTXOs to spend! Exiting.');
xecUtxos = lodash_1.default.filter(utxos, function (item) { return item.isNonSLP; });
if (xecUtxos.length === 0) {
throw new Error('Wallet does not have a BCH UTXO to pay miner fees.');
}
return [4, this.getTokenUtxos(utxos, tokenInfo)];
case 5:
tokenUtxos = _b.sent();
if (tokenUtxos.length === 0) {
throw new Error('No token UTXOs for the specified token could be found.');
}
bchUtxo = this.findBiggestUtxo(xecUtxos);
transactionBuilder = void 0;
transactionBuilder = new bchjs.TransactionBuilder();
originalAmount = bchUtxo.value;
transactionBuilder.addInput(bchUtxo.txid, bchUtxo.outIdx);
for (i = 0; i < tokenUtxos.length; i++) {
transactionBuilder.addInput(tokenUtxos[i].txid, tokenUtxos[i].outIdx);
}
txFee = 250;
remainder = originalAmount - txFee - 546 * 2;
if (remainder < 1) {
throw new Error('Selected UTXO does not have enough satoshis');
}
TOKENQTY = TOKENQTY / Math.pow(10, tokenInfo.decimals);
TOKENQTY = lodash_1.default.floor(TOKENQTY, tokenInfo.decimals);
slpSendObj = bchjs.SLP.TokenType1.generateSendOpReturn(tokenUtxos, TOKENQTY);
slpData = slpSendObj.script;
transactionBuilder.addOutput(slpData, 0);
if (!!etokenAddress) {
_a = ecashaddr.decode(etokenAddress), prefix = _a.prefix, type = _a.type, hash = _a.hash;
cashAdr = ecashaddr.encode('bitcoincash', type, hash);
transactionBuilder.addOutput(bchjs.SLP.Address.toLegacyAddress(cashAdr), 546);
}
else {
transactionBuilder.addOutput(bchjs.SLP.Address.toLegacyAddress(cashAddress), 546);
}
if (slpSendObj.outputs > 1) {
transactionBuilder.addOutput(bchjs.SLP.Address.toLegacyAddress(slpAddress), 546);
}
transactionBuilder.addOutput(bchjs.Address.toLegacyAddress(cashAddress), remainder);
redeemScript = void 0;
childIndex = bchUtxo.addressInfo.path.replace(/m\//gm, '');
changeCash = bchjs.HDNode.derivePath(account, childIndex);
keyPairCash = bchjs.HDNode.toKeyPair(changeCash);
transactionBuilder.sign(0, keyPairCash, redeemScript, transactionBuilder.hashTypes.SIGHASH_ALL, originalAmount);
for (i = 0; i < tokenUtxos.length; i++) {
thisUtxo = tokenUtxos[i];
childIndex_1 = thisUtxo.addressInfo.path.replace(/m\//gm, '');
changeToken = bchjs.HDNode.derivePath(account, childIndex_1);
keyPairToken = bchjs.HDNode.toKeyPair(changeToken);
transactionBuilder.sign(1 + i, keyPairToken, redeemScript, transactionBuilder.hashTypes.SIGHASH_ALL, thisUtxo.value);
}
tx = transactionBuilder.build();
hex = tx.toHex();
return [4, this.broadcastRaw(wallet, hex, true).catch(function (e) {
throw e;
})];
case 6:
txid = _b.sent();
return [2, txid];
case 7:
e_1 = _b.sent();
throw e_1;
case 8: return [2];
}
});
});
};
XecChain.prototype.burnToken = function (wallet, mnemonic, tokenId, TOKENQTY, splitTxId) {
return __awaiter(this, void 0, void 0, function () {
var tokenInfo, rootSeed, masterHDNode, rootPath, account, change, cashAddress, slpAddress, utxos, xecUtxos, tokenUtxos, tokenUtxoSelected, bchUtxo, slpData, transactionBuilder, originalAmount, byteCount, remainder, redeemScript, childIndex, changeCash, keyPairCash, thisUtxo, childIndex2, changeToken, keyPairToken, tx, hex, txid;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4, this.getTokenInfo(tokenId)];
case 1:
tokenInfo = _a.sent();
return [4, bchjs.Mnemonic.toSeed(mnemonic)];
case 2:
rootSeed = _a.sent();
masterHDNode = bchjs.HDNode.fromSeed(rootSeed);
rootPath = wallet.getRootPath() ? wallet.getRootPath() : "m/44'/1899'/0'";
account = bchjs.HDNode.derivePath(masterHDNode, rootPath);
change = bchjs.HDNode.derivePath(account, '0/0');
cashAddress = bchjs.HDNode.toCashAddress(change);
slpAddress = bchjs.HDNode.toSLPAddress(change);
return [4, this.getUtxosToken(wallet)];
case 3:
utxos = _a.sent();
if (utxos.length === 0)
throw new Error('No UTXOs to spend! Exiting.');
xecUtxos = lodash_1.default.filter(utxos, function (item) { return item.isNonSLP; });
if (xecUtxos.length === 0) {
throw new Error('Wallet does not have a BCH UTXO to pay miner fees.');
}
return [4, this.getTokenUtxos(utxos, tokenInfo)];
case 4:
tokenUtxos = _a.sent();
if (tokenUtxos.length === 0) {
throw new Error('No token UTXOs for the specified token could be found.');
}
tokenUtxoSelected = tokenUtxos.find(function (utxo) { return utxo.txid === splitTxId; });
bchUtxo = this.findBiggestUtxo(xecUtxos);
TOKENQTY = TOKENQTY / Math.pow(10, tokenInfo.decimals);
TOKENQTY = lodash_1.default.floor(TOKENQTY, tokenInfo.decimals);
slpData = this.buildBurnOpReturn(tokenInfo.id, new bignumber_js_1.BigNumber(TOKENQTY).times(Math.pow(10, tokenInfo.decimals)));
transactionBuilder = new bchjs.TransactionBuilder();
originalAmount = bchUtxo.value;
transactionBuilder.addInput(bchUtxo.txid, bchUtxo.outIdx);
transactionBuilder.addInput(tokenUtxoSelected.txid, tokenUtxoSelected.outIdx);
byteCount = bchjs.BitcoinCash.getByteCount({ P2PKH: 2 }, { P2PKH: 2 });
byteCount += slpData.length;
remainder = originalAmount - byteCount;
if (remainder < 0) {
throw new Error('Selected UTXO does not have enough satoshis');
}
transactionBuilder.addOutput(slpData, 0);
if (remainder > 546) {
transactionBuilder.addOutput(bchjs.Address.toLegacyAddress(cashAddress), remainder);
}
childIndex = bchUtxo.addressInfo.path.replace(/m\//gm, '');
changeCash = bchjs.HDNode.derivePath(account, childIndex);
keyPairCash = bchjs.HDNode.toKeyPair(changeCash);
transactionBuilder.sign(0, keyPairCash, redeemScript, transactionBuilder.hashTypes.SIGHASH_ALL, originalAmount);
thisUtxo = tokenUtxoSelected;
childIndex2 = thisUtxo.addressInfo.path.replace(/m\//gm, '');
changeToken = bchjs.HDNode.derivePath(account, childIndex2);
keyPairToken = bchjs.HDNode.toKeyPair(changeToken);
transactionBuilder.sign(1, keyPairToken, redeemScript, transactionBuilder.hashTypes.SIGHASH_ALL, thisUtxo.value);
tx = transactionBuilder.build();
hex = tx.toHex();
return [4, this.broadcastRaw(wallet, hex, true)];
case 5:
txid = _a.sent();
return [2, txid];
}
});
});
};
XecChain.prototype.findBiggestUtxo = function (utxos) {
var largestAmount = 0;
var largestIndex = 0;
for (var i = 0; i < utxos.length; i++) {
var thisUtxo = utxos[i];
if (thisUtxo.value > largestAmount) {
largestAmount = thisUtxo.value;
largestIndex = i;
}
}
return utxos[largestIndex];
};
XecChain.prototype.getTokenUtxos = function (utxos, tokenInfo) {
var tokenUtxos = [];
lodash_1.default.forEach(utxos, function (item) {
var slpMeta = lodash_1.default.get(item, 'slpMeta', undefined);
if (item.amountToken && slpMeta.tokenId && slpMeta.tokenId === tokenInfo.id && slpMeta.txType != 'MINT') {
var tokenUtxo = {
addressInfo: item.addressInfo,
txid: item.txid,
outIdx: item.outIdx,
value: item.value,
decimals: tokenInfo.decimals,
tokenId: tokenInfo.id,
tokenQty: item.amountToken / Math.pow(10, tokenInfo.decimals),
amountToken: item.amountToken
};
tokenUtxos.push(tokenUtxo);
}
});
return tokenUtxos;
};
XecChain.prototype.broadcastRaw = function (wallet, raw, ischronik) {
return new Promise(function (resolve, reject) {
wallet.broadcastRawTx({
rawTx: raw,
network: 'livenet',
coin: wallet.credentials.coin,
ischronik: ischronik
}, function (err, txid) {
if (err || !txid)
return reject(err ? err : 'No Tokens');
return resolve(txid);
});
});
};
XecChain.prototype.getUtxosToken = function (wallet) {
return new Promise(function (resolve, reject) {
wallet.getUtxosToken({
coin: 'xec'
}, function (err, resp) {
if (err || !resp || !resp.length)
reject(err ? err : 'No UTXOs');
resolve(resp);
});
});
};
XecChain.prototype.convertFeePerKb = function (p, feePerKb) {
return [p, Utils.strip(feePerKb * 1e2)];
};
XecChain.prototype.getSizeSafetyMargin = function (opts) {
return 0;
};
XecChain.prototype.getInputSizeSafetyMargin = function (opts) {
return 0;
};
XecChain.prototype.validateAddress = function (wallet, inaddr, opts) {
var A = crypto_wallet_core_1.BitcoreLibXec.Address;
var addr = {};
try {
addr = new A(inaddr);
}
catch (ex) {
throw Errors.INVALID_ADDRESS;
}
if (addr.network.toString() != wallet.network) {
throw Errors.INCORRECT_ADDRESS_NETWORK;
}
return;
};
XecChain.prototype.pushdata = function (buf) {
if (buf.length === 0) {
return Buffer.from([0x4c, 0x00]);
}
else if (buf.length < 0x4e) {
return Buffer.concat([Buffer.from([buf.length]), buf]);
}
else if (buf.length < 0xff) {
return Buffer.concat([Buffer.from([0x4c, buf.length]), buf]);
}
else if (buf.length < 0xffff) {
var tmp = Buffer.allocUnsafe(2);
tmp.writeUInt16LE(buf.length, 0);
return Buffer.concat([Buffer.from([0x4d]), tmp, buf]);
}
else if (buf.length < 0xffffffff) {
var tmp = Buffer.allocUnsafe(4);
tmp.writeUInt32LE(buf.length, 0);
return Buffer.concat([Buffer.from([0x4e]), tmp, buf]);
}
else {
throw new Error('does not support bigger pushes yet');
}
};
XecChain.prototype.BNToInt64BE = function (bn) {
if (!bn.isInteger()) {
throw new Error('bn not an integer');
}
if (!bn.isPositive()) {
throw new Error('bn not positive integer');
}
var h = bn.toString(16);
if (h.length > 16) {
throw new Error('bn outside of range');
}
return Buffer.from(h.padStart(16, '0'), 'hex');
};
XecChain.prototype.buildBurnOpReturn = function (tokenId, burnQuantity) {
var tokenIdHex = Buffer.from(tokenId, 'hex');
var buf = Buffer.concat([
Buffer.from([0x6a]),
this.pushdata(Buffer.from('SLP\0')),
this.pushdata(Buffer.from([0x01])),
this.pushdata(Buffer.from('BURN')),
this.pushdata(tokenIdHex),
this.pushdata(this.BNToInt64BE(burnQuantity))
]);
return buf;
};
return XecChain;
}(btc_1.BtcChain));
exports.XecChain = XecChain;
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