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Francois Klieber committed
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var Bitcoincoid = require('bitcoin-co-id-update'),
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_ = require('lodash'),
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moment = require('moment'),
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log = require('../core/log');
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var Trader = function(config) {
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_.bindAll(this);
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if(_.isObject(config)) {
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this.key = config.key;
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this.secret = config.secret;
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this.clientID = config.username;
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this.currency = config.currency.toLowerCase();
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this.asset = config.asset.toLowerCase();
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this.pair = this.asset + '_' + this.currency;
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}
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this.name = 'Bitcoin-co-id';
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this.bitcoincoid = new Bitcoincoid(this.key, this.secret);
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}
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Trader.prototype.roundAmount = function(amount) {
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var priceDivider = 100000000; // one hundred million;
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amount *= priceDivider;
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amount = Math.floor(amount);
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amount /= priceDivider;
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return amount;
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};
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// if the exchange errors we try the same call again after
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// waiting 10 seconds
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Trader.prototype.retry = function(method, args) {
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var wait = +moment.duration(10, 'seconds');
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log.debug(this.name, 'returned an error, retrying..');
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var self = this;
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// make sure the callback (and any other fn)
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// is bound to Trader
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_.each(args, function(arg, i) {
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if(_.isFunction(arg))
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args[i] = _.bind(arg, self);
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});
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// run the failed method again with the same
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// arguments after wait
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setTimeout(
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function() { method.apply(self, args); },
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wait
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);
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}
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Trader.prototype.getTicker = function(callback) {
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var args = _.toArray(arguments),
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set = function(err, data) {
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if(err)
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return this.retry(this.getTicker, args);
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var ticker = {
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ask: this.roundAmount(data.ticker.buy),
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bid: this.roundAmount(data.ticker.sell),
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};
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callback(err, ticker);
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}.bind(this);
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this.bitcoincoid.getTicker(this.pair, set);
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}
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Trader.prototype.getPortfolio = function(callback) {
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var functionName = 'Trader.getPortfolio()',
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args = _.toArray(arguments);
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set = function(err, data) {
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if(err)
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return this.retry(this.getPortfolio, args);
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var assetAmount = this.roundAmount( data.return.balance[this.asset] ),
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currencyAmount = this.roundAmount( data.return.balance[this.currency] ),
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assetHold = this.roundAmount( data.return.balance_hold[this.asset] ),
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currencyHold = this.roundAmount( data.return.balance_hold[this.currency] );
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if(
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!_.isNumber(assetAmount) || _.isNaN(assetAmount) ||
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!_.isNumber(currencyAmount) || _.isNaN(currencyAmount)
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) {
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return log.error('account balance error: Gekko is unable to trade with ',this.currency.toUpperCase(),':',currencyAmount,' or ',this.asset.toUpperCase(),':',assetAmount);
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}
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var portfolio = [
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{ name: this.currency.toUpperCase(), amount: currencyAmount - currencyHold},
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{ name: this.asset.toUpperCase(), amount: assetAmount - assetHold }
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];
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callback(err, portfolio);
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}.bind(this);
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this.bitcoincoid.getAccountBalances(set);
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}
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Trader.prototype.getTrades = function(since, callback, descending) {
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var args = _.toArray(arguments);
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if(since)
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since = 150; // ???
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var process = function(err, data) {
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if(err)
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return this.retry(this.getTrades, args);
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var trades = _.map(data, function(trade) {
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return {
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price: +trade.price,
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amount: +trade.amount,
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tid: +trade.tid,
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date: trade.date
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};
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});
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callback(null, data.reverse());
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}.bind(this);
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this.bitcoincoid.getTrades(this.pair, process);
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}
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// bitcoin.co.id: Maker 0% - Taker 0.3%
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// Note: trading fee: 0.3% for IDR pairs and 0% for BTC pairs
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Trader.prototype.getFee = function(callback) {
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var fee = 0;
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if (this.currency.toUpperCase() === 'IDR')
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{
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fee = 0.003;
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}
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else if (this.currency.toUpperCase() === 'BTC')
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{
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fee = 0.000;
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}
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callback(false, fee);
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};
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Trader.prototype.buy = function(amount, price, callback) {
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this.type = 'buy';
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// decrease purchase amount by 1% to avoid trying to buy more than balance
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amount -= amount / 100;
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amount = this.roundAmount(amount);
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// decrease purchase price by 1% less than asking price
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// price -= price / 100;
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amount *= price;
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var set = function(err, data) {
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if(!err && _.isEmpty(data))
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err = 'no data';
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else if(!err && !_.isEmpty(data.errorMessage))
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err = data.errorMessage;
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if(err)
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return log.error('unable to buy', err);
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callback(null, data.return.order_id);
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}.bind(this);
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this.bitcoincoid.createOrders(
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this.pair + '',
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this.type,
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price,
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amount,
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set
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);
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}
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Trader.prototype.sell = function(amount, price, callback) {
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this.type = 'sell';
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// increase selling price by 1% more than bidding price
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// price += price / 100;
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amount = this.roundAmount(amount);
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var set = function(err, data) {
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if(!err && _.isEmpty(data))
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err = 'no data';
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else if(!err && !_.isEmpty(data.errorMessage))
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err = data.errorMessage;
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if(err)
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return log.error('unable to sell', err);
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callback(null, data.return.order_id);
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}.bind(this);
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this.bitcoincoid.createOrders(
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this.pair + '',
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this.type,
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price,
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amount,
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set
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);
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}
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Trader.prototype.checkOrder = function(order, callback) {
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var args = _.toArray(arguments);
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if (order === null) {
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return callback('no order_id', false);
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}
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var check = function(err, data) {
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if(err){
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return this.retry(this.checkOrder, arguments);
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}
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var status = data.return.order.status;
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if (status === 'filled') {
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return callback(err, true);
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} else if (status === 'open') {
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return callback(err, false);
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}
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callback(err, false);
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}.bind(this);
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this.bitcoincoid.getOrderDetails(this.pair, order, check);
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}
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Trader.prototype.getOrder = function(order, callback) {
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var args = _.toArray(arguments);
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if (order === null) {
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return callback('no order_id', false);
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}
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var get = function(data, err) {
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if(err)
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return callback(err);
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var price = 0;
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var amount = 0;
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var date = moment(0);
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if(!data.success)
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return callback(null, {price, amount, date});
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var result = data.return.order;
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var orderAmount = result.order+'_'+this.asset;
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price = result.Price;
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amount = result.orderAmount;
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if(result.status === 'open') {
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date = moment(result.submit_time);
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} else {
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date = moment(result.finish_time);
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}
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callback(err, {price, amount, date});
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}.bind(this);
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this.bitcoincoid.getOrderDetails(this.pair, order, get);
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}
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Trader.prototype.cancelOrder = function(order, callback) {
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var args = _.toArray(arguments);
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var cancel = function(err, data) {
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if(err) {
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return log.error('unable to cancel order: ', order, '(', err, '), retrying...');
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this.retry(this.cancelOrder, args);
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}
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callback();
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};
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this.bitcoincoid.cancelOrder(this.pair, order, this.type, cancel);
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}
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Trader.getCapabilities = function () {
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return {
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name: 'Bitcoin.co.id',
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slug: 'bitcoin-co-id',
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currencies: ['IDR', 'BTC'],
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assets: [
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"BTC", "BCH", "BTG", "ETH", "ETC", "LTC", "NXT", "WAVES", "STR", "XRP", "XZC", "BTS", "DRK", "DOGE", "NEM", "XZR", "DASH", "XLM", "XEM"
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],
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markets: [
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// IDR <-> XXXX
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{ pair: ['IDR', 'BTC'], minimalOrder: { amount: 0.0001, unit: 'asset' } },
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{ pair: ['IDR', 'BCH'], minimalOrder: { amount: 0.001, unit: 'asset' } },
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{ pair: ['IDR', 'BTG'], minimalOrder: { amount: 0.01, unit: 'asset' } },
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{ pair: ['IDR', 'ETH'], minimalOrder: { amount: 0.01, unit: 'asset' } },
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{ pair: ['IDR', 'ETC'], minimalOrder: { amount: 0.1, unit: 'asset' } },
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{ pair: ['IDR', 'LTC'], minimalOrder: { amount: 0.01, unit: 'asset' } },
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{ pair: ['IDR', 'NXT'], minimalOrder: { amount: 5, unit: 'asset' } },
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{ pair: ['IDR', 'WAVES'], minimalOrder: { amount: 0.1, unit: 'asset' } },
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{ pair: ['IDR', 'STR'], minimalOrder: { amount: 20, unit: 'asset' } }, // Listed as XLM
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{ pair: ['IDR', 'XRP'], minimalOrder: { amount: 10, unit: 'asset' } },
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{ pair: ['IDR', 'XZC'], minimalOrder: { amount: 0.1, unit: 'asset' } },
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// BTC <-> XXXX
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{ pair: ['BTC', 'BTS'], minimalOrder: { amount: 0.01, unit: 'asset' } },
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{ pair: ['BTC', 'DRK'], minimalOrder: { amount: 0.01, unit: 'asset' } }, // Listed as DASH
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{ pair: ['BTC', 'DOGE'], minimalOrder: { amount: 1, unit: 'asset' } },
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{ pair: ['BTC', 'ETH'], minimalOrder: { amount: 0.001, unit: 'asset' } },
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{ pair: ['BTC', 'LTC'], minimalOrder: { amount: 0.01, unit: 'asset' } },
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{ pair: ['BTC', 'NXT'], minimalOrder: { amount: 0.01, unit: 'asset' } },
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{ pair: ['BTC', 'STR'], minimalOrder: { amount: 0.01, unit: 'asset' } }, // Listed as XLM
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{ pair: ['BTC', 'NEM'], minimalOrder: { amount: 1, unit: 'asset' } }, // Listed as XEM
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{ pair: ['BTC', 'XRP'], minimalOrder: { amount: 0.01, unit: 'asset' } }
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],
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requires: ['key', 'secret'],
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tid: 'tid',
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providesHistory: true,
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providesFullHistory: false,
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tradable: true
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};
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}
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module.exports = Trader;
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