joeuhren
96 lines
4.0 KiB
JavaScript
96 lines
4.0 KiB
JavaScript
var request = require('postman-request');
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var base_url = 'https://api.cryptsy.com/api/v2/markets';
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function get_summary(coin, exchange, Crymktid, cb) {
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var summary = {};
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request({uri: base_url + '/' + Crymktid + '/ticker', json: true, headers: {'User-Agent': 'eiquidus'}}, function (error, response, body) {
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if (error) {
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return cb(error, null);
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} else if (body.success === true) {
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summary['bid'] = body.data['bid'].toFixed(8);
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summary['ask'] = body.data['ask'].toFixed(8);
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request({uri: base_url + '/' + Crymktid, json: true, headers: {'User-Agent': 'eiquidus'}}, function (error, response, body) {
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if (error) {
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return cb(error, null);
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} else if (body.success === true) {
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summary['volume'] = body.data['24hr']['volume'];
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summary['volume_btc'] = body.data['24hr']['volume_btc'];
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summary['high'] = body.data['24hr']['price_high'];
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summary['low'] = body.data['24hr']['price_low'];
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summary['last'] = body.data['last_trade']['price'];
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return cb(null, summary);
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} else {
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return cb(error, null);
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}
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});
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} else {
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return cb(error, null);
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}
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});
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}
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function get_trades(coin, exchange, Crymktid, cb) {
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var req_url = base_url + '/' + Crymktid + '/tradehistory?limit=100';
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request({uri: req_url, json: true, headers: {'User-Agent': 'eiquidus'}}, function (error, response, body) {
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if (body.success == true) {
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return cb (null, body.data);
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} else {
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return cb(body.message, null);
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}
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});
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}
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function get_orders(coin, exchange, Crymktid, cb) {
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var req_url = base_url + '/' + Crymktid + '/orderbook?type=both?limit=50';
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request({uri: req_url, json: true, headers: {'User-Agent': 'eiquidus'}}, function (error, response, body) {
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if (body.success == true) {
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var orders = body.data;
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var buys = [];
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var sells = [];
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if (orders['buyorders'].length > 0){
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for (var i = 0; i < orders['buyorders'].length; i++) {
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var order = {
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amount: parseFloat(orders.buyorders[i].quantity).toFixed(8),
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price: parseFloat(orders.buyorders[i].price).toFixed(8),
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// total: parseFloat(orders.buyorders[i].total).toFixed(8)
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// Necessary because API will return 0.00 for small volume transactions
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total: (parseFloat(orders.buyorders[i].quantity).toFixed(8) * parseFloat(orders.buyorders[i].price)).toFixed(8)
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}
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buys.push(order);
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}
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} else {}
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if (orders['sellorders'].length > 0) {
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for (var x = 0; x < orders['sellorders'].length; x++) {
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var order = {
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amount: parseFloat(orders.sellorders[x].quantity).toFixed(8),
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price: parseFloat(orders.sellorders[x].price).toFixed(8),
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// total: parseFloat(orders.sellorders[x].total).toFixed(8)
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// Necessary because API will return 0.00 for small volume transactions
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total: (parseFloat(orders.sellorders[x].quantity).toFixed(8) * parseFloat(orders.sellorders[x].price)).toFixed(8)
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}
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sells.push(order);
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}
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} else {
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}
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return cb(null, buys, sells);
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} else {
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return cb(body.message, [], [])
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}
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});
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}
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module.exports = {
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get_data: function(coin, exchange, Crymktid, cb) {
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var error = null;
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get_orders(coin, exchange, Crymktid, function(err, buys, sells) {
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if (err) { error = err; }
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get_trades(coin, exchange, Crymktid, function(err, trades) {
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if (err) { error = err; }
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get_summary(coin, exchange, Crymktid, function(err, stats) {
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if (err) { error = err; }
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return cb(error, {buys: buys, sells: sells, chartdata: [], trades: trades, stats: stats});
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});
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});
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});
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}
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};
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