115 lines
3.6 KiB
JavaScript
115 lines
3.6 KiB
JavaScript
'use strict';
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angular.module('copayApp.services')
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.factory('trezor', function($log, $timeout, bwcService, gettext, lodash) {
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var root = {};
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root.ENTROPY_INDEX_PATH = "0xb11e/";
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root.callbacks = {};
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root.getEntropySource = function(account, callback) {
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var path = root.ENTROPY_INDEX_PATH + account + "'";
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var xpub = root.getXPubKey(path, function(data) {
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if (!data.success) {
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$log.warn(data.message);
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return callback(data);
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}
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var b = bwcService.getBitcore();
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var x = b.HDPublicKey(data.xpubkey);
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data.entropySource = x.publicKey.toString();
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return callback(data);
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});
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};
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root.getXPubKeyForAddresses = function(account, callback) {
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return root.getXPubKey(root._getPath(account), callback);
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};
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root.getXPubKey = function(path, callback) {
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$log.debug('TREZOR deriving xPub path:', path);
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TrezorConnect.getXPubKey(path, callback);
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};
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root.getInfoForNewWallet = function(account, callback) {
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var opts = {};
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root.getEntropySource(account, function(data) {
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if (!data.success) {
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$log.warn(data.message);
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return callback(data.message);
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}
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opts.entropySource = data.entropySource;
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$log.debug('Waiting TREZOR to settle...');
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$timeout(function() {
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root.getXPubKeyForAddresses(account, function(data) {
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if (!data.success) {
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$log.warn(data.message);
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return callback(data);
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}
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opts.extendedPublicKey = data.xpubkey;
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opts.externalSource = 'trezor';
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opts.externalIndex = account;
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console.log('[trezor.js.51:opts:]', opts); //TODO
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return callback(null, opts);
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});
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}, 5000);
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});
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};
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root.signTx = function(txp, account, callback) {
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if (txp.type != 'simple')
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return callback('Only simple TXs are supported in TREZOR');
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console.log('[trezor.js.90:txp:]', txp); //TODO
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if (txp.addressType == 'P2PKH') {
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var tx = bwcService.getUtils().buildTx(txp);
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// spend one change output
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var inputs = lodash.map(txp.inputs, function(i){
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var pathArr = i.path.split('/');
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console.log('[trezor.js.72:pathArr:]',pathArr); //TODO
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var n = [44 | 0x80000000, 0 | 0x80000000, account | 0x80000000, parseInt(pathArr[1]) , parseInt(pathArr[2])];
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console.log('[trezor.js.74]', n); //TODO
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return {
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address_n: n,
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prev_index: i.vout,
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prev_hash: i.txid,
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};
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});
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console.log('[trezor.js.68:inputs:]',inputs); //TODO
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var pathArr = txp.changeAddress.path.split('/');
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console.log('[trezor.js.82:pathArr:]',pathArr); //TODO
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var n = [44 | 0x80000000, 0 | 0x80000000, account | 0x80000000, parseInt(pathArr[1]) , parseInt(pathArr[2])];
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// send to 1 address output and one change output
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var outputs = [{
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address_n: n,
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amount: txp.amount - txp.fee,
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script_type: 'PAYTOADDRESS'
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}, {
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address: txp.toAddress,
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amount: txp.amount,
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script_type: 'PAYTOADDRESS'
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}];
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console.log('[trezor.js.84:outputs:]',outputs); //TODO
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TrezorConnect.signTx(inputs, outputs, function(result) {
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console.log('[trezor.js.78:result:]', result); //TODO
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callback(result);
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});
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} else {
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var msg = 'P2SH wallets are not supported with TREZOR';
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$log.error(msg);
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return callback(msg);
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}
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}
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root._getPath = function(account) {
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return "44'/0'/" + account + "'";
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}
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return root;
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});
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