87 lines
1.9 KiB
JavaScript
87 lines
1.9 KiB
JavaScript
'use strict';
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require('classtool');
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function spec() {
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var util = require('bitcore/util/util'),
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TransactionRpc = require('../../lib/TransactionRpc').class(),
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TransactionOut = require('./TransactionOut'),
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async = require('async');
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var CONCURRENCY = 20;
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function Transaction() {
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this.txid = null;
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}
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Transaction.fromIdWithInfo = function (txid,cb) {
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var tx = new Transaction();
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tx.txid = txid;
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tx._fillInfo(function(err) {
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if (err) return cb(err);
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if (! tx.info ) return cb();
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return cb(err,tx);
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});
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};
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Transaction.prototype._fillInfo = function(next) {
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var self = this;
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TransactionRpc.getRpcInfo(self.txid, function(err, info) {
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if (err) return next(err);
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Transaction._fillOutpoints(info, function() {
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self.info = info;
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return next();
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});
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});
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};
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Transaction._fillOutpoints = function(info, cb) {
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if (!info || info.isCoinBase) return cb();
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var valueIn = 0;
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var incompleteInputs = 0;
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async.eachLimit(info.vin, CONCURRENCY, function(i, c_in) {
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TransactionOut.fromTxIdN(i.txid, i.vout, function(err, out) {
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if (err || !out || ! out.addr) {
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console.log('Could not get TXouts in %s,%d from %s ', i.txid, i.vout, info.txid);
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incompleteInputs = 1;
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return c_in(); // error not scaled
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}
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i.addr = out.addr;
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i.valueSat = out.value_sat;
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i.value = out.value_sat / util.COIN;
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valueIn += i.valueSat;
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return c_in();
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});
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},
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function () {
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if (! incompleteInputs ) {
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info.valueIn = valueIn / util.COIN;
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info.fees = (valueIn - parseInt(info.valueOut * util.COIN)) / util.COIN ;
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}
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else {
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info.incompleteInputs = 1;
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}
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return cb();
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});
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};
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return Transaction;
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}
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module.defineClass(spec);
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