@abcpros/bitcore-wallet-service
Version:
A service for Mutisig HD Bitcoin Wallets
87 lines • 3.46 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.Copayer = void 0;
var address_1 = require("./address");
var addressmanager_1 = require("./addressmanager");
var $ = require('preconditions').singleton();
var sjcl = require('sjcl');
var Common = require('../common');
var Constants = Common.Constants, Defaults = Common.Defaults, Utils = Common.Utils;
var Copayer = (function () {
function Copayer() {
}
Copayer._xPubToCopayerId = function (coin, xpub) {
var str = coin == Defaults.COIN ? xpub : coin + xpub;
var hash = sjcl.hash.sha256.hash(str);
return sjcl.codec.hex.fromBits(hash);
};
Copayer.create = function (opts) {
opts = opts || {};
$.checkArgument(opts.xPubKey, 'Missing copayer extended public key')
.checkArgument(opts.requestPubKey, 'Missing copayer request public key')
.checkArgument(opts.signature, 'Missing copayer request public key signature');
$.checkArgument(Utils.checkValueInCollection(opts.coin, Constants.COINS));
opts.copayerIndex = opts.copayerIndex || 0;
var x = new Copayer();
x.version = 2;
x.createdOn = Math.floor(Date.now() / 1000);
x.coin = opts.coin;
x.xPubKey = opts.xPubKey;
x.id = Copayer._xPubToCopayerId(opts.coin, x.xPubKey);
x.name = opts.name;
x.requestPubKey = opts.requestPubKey;
x.signature = opts.signature;
x.requestPubKeys = [
{
key: opts.requestPubKey,
signature: opts.signature
}
];
var derivationStrategy = opts.derivationStrategy || Constants.DERIVATION_STRATEGIES.BIP45;
if (addressmanager_1.AddressManager.supportsCopayerBranches(derivationStrategy)) {
x.addressManager = addressmanager_1.AddressManager.fromObj({
derivationStrategy: derivationStrategy,
copayerIndex: opts.copayerIndex
});
}
x.customData = opts.customData;
return x;
};
Copayer.fromObj = function (obj) {
var x = new Copayer();
x.version = obj.version;
x.createdOn = obj.createdOn;
x.coin = obj.coin || Defaults.COIN;
x.id = obj.id;
x.name = obj.name;
x.xPubKey = obj.xPubKey;
x.requestPubKey = obj.requestPubKey;
x.signature = obj.signature;
if (parseInt(x.version.toString()) == 1) {
x.requestPubKeys = [
{
key: x.requestPubKey,
signature: x.signature
}
];
x.version = 2;
}
else {
x.requestPubKeys = obj.requestPubKeys;
}
if (obj.addressManager) {
x.addressManager = addressmanager_1.AddressManager.fromObj(obj.addressManager);
}
x.customData = obj.customData;
return x;
};
Copayer.prototype.createAddress = function (wallet, isChange) {
$.checkState(wallet.isComplete(), 'Failed state: wallet incomplete at <createAddress()>');
var path = this.addressManager.getNewAddressPath(isChange);
var address = address_1.Address.derive(wallet.id, wallet.addressType, wallet.publicKeyRing, path, wallet.m, wallet.coin, wallet.network, isChange);
return address;
};
return Copayer;
}());
exports.Copayer = Copayer;
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