155 lines
4.0 KiB
JavaScript
155 lines
4.0 KiB
JavaScript
var _ = require('lodash');
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var Client = require('../lib/client');
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var read = require('read')
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var Utils = function() {};
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var die = Utils.die = function(err) {
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if (err) {
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console.error(err);
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process.exit(1);
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}
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};
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Utils.parseMN = function(text) {
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if (!text) throw new Error('No m-n parameter');
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var regex = /^(\d+)(-|of|-of-)?(\d+)$/i;
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var match = regex.exec(text.trim());
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if (!match || match.length === 0) throw new Error('Invalid m-n parameter');
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var m = parseInt(match[1]);
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var n = parseInt(match[3]);
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if (m > n) throw new Error('Invalid m-n parameter');
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return [m, n];
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};
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Utils.shortID = function(id) {
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return id.substr(id.length - 4);
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};
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Utils.confirmationId = function(copayer) {
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return parseInt(copayer.xPubKeySignature.substr(-4), 16).toString().substr(-4);
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}
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Utils.getClient = function(args) {
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var storage = new Client.FileStorage({
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filename: args.file || process.env['BIT_FILE'],
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});
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var c = new Client({
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storage: storage,
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baseUrl: args.host || process.env['BIT_HOST'],
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verbose: args.verbose,
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});
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if (args.nopasswd)
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c.setNopasswdAccess(args.nopasswd);
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c.on('needPassword', function(cb) {
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if (args.password) {
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return cb(args.password);
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} else {
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read({ prompt: 'Password: ', silent: true }, function(er, password) {
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return cb(password);
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})
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}
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});
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return c;
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}
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Utils.findOneTxProposal = function(txps, id) {
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var matches = _.filter(txps, function(tx) {
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return _.endsWith(Utils.shortID(tx.id), id);
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});
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if (!matches.length)
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Utils.die('Could not find TX Proposal:' + id);
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if (matches.length > 1)
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Utils.die('More than one TX Proposals match:' + id + ' : ' + _.map(matches, function(tx) {
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return tx.id;
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}).join(' '));;
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return matches[0];
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};
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Utils.UNITS = {
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'btc': 100000000,
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'bit': 100,
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'sat': 1,
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};
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Utils.parseAmount = function(text) {
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if (!_.isString(text))
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text = text.toString();
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var regex = '^(\\d*(\\.\\d{0,8})?)\\s*(' + _.keys(Utils.UNITS).join('|') + ')?$';
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var match = new RegExp(regex, 'i').exec(text.trim());
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if (!match || match.length === 0) throw new Error('Invalid amount');
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var amount = parseFloat(match[1]);
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if (!_.isNumber(amount) || _.isNaN(amount)) throw new Error('Invalid amount');
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var unit = (match[3] || 'sat').toLowerCase();
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var rate = Utils.UNITS[unit];
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if (!rate) throw new Error('Invalid unit')
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var amountSat = parseFloat((amount * rate).toPrecision(12));
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if (amountSat != Math.round(amountSat)) throw new Error('Invalid amount');
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return amountSat;
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};
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Utils.configureCommander = function(program) {
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program
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.version('0.0.1')
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.option('-f, --file [filename]', 'Wallet file', process.env['HOME'] + '/.bit.dat')
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.option('-h, --host [host]', 'Bitcore Wallet Service URL (eg: http://localhost:3001/copay/api')
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.option('-v, --verbose', 'be verbose')
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return program;
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};
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Utils.renderAmount = function(amount) {
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var unit = process.env.BIT_UNIT || 'bit';
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if (unit === 'SAT') {
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// Do nothing
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} else if (process.env.BIT_UNIT === 'btc') {
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amount = amount / 1e8;
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} else {
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amount = amount / 100;
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}
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amount = (parseFloat(amount.toPrecision(12)));
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return amount.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ",") + ' ' + unit;
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};
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Utils.renderTxProposals = function(txps) {
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if (_.isEmpty(txps))
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return;
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console.log("* TX Proposals:")
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_.each(txps, function(x) {
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var missingSignatures = x.requiredSignatures - _.filter(_.values(x.actions), function(a) {
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return a.type == 'accept';
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}).length;
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console.log("\t%s [\"%s\" by %s] %s => %s", Utils.shortID(x.id), x.message, x.creatorName, Utils.renderAmount(x.amount), x.toAddress);
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if (!_.isEmpty(x.actions)) {
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console.log('\t\tActions: ', _.map(x.actions, function(a) {
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return a.copayerName + ' ' + (a.type == 'accept' ? '✓' : '✗') + (a.comment ? ' (' + a.comment + ')' : '');
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}).join('. '));
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}
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console.log('\t\tMissing signatures: ' + missingSignatures);
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});
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};
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module.exports = Utils;
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