first commit

Author: Stellarize

Diff for: .env

@@ -0,0 +1,2 @@
+API_KEY = treuYiilKTnxkkWxvfEXxe9J8rpOibDUVf1G40gioDFOKnf9MLCmyAbP660O9r64
+API_SECRET = AlP2KJPaJNTS2Ypn2edKqURZDZEs2fwah5YIXlbvEpVfm3pb2mGmLFrZxGNpbW93

Diff for: index.js

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+require('dotenv').config;
+
+const ccxt = require('ccxt');
+const axios = require('axios');
+
+
+const tick = async() => {
+    const { asset, base, spread, allocation } = config;
+    const market = `${asset}/${base}`;
+
+    const order = await binanceClient.fetchOpenOrders(market);
+    order.forEach(async order => {
+        await binanceClient.cancelOrder(order.id);
+    });
+
+    const results = await Promise.all([
+        axios.get('https://api.coingecko.com/api/v3/simple/price?ids=bitcoin&vs_currencies=usd'),
+        axios.get('https://api.coingecko.com/api/v3/simple/price?ids=tether&vs_currencies=usd')
+    ]);
+    
+    const marketPrice = results[0].data.bitcoin.usd / results[1].data.tether.usd;
+    const sellPrice = marketPrice * (1 + spread);
+    const buyPrice = marketPrice * (1 - spread);
+    const balances = await binanceClient.fetchBalance();
+    const assetBalance = balances.free[asset];
+    const baseBalance = balances.free[base];
+    const sellVolume = assetBalance * allocation;
+    const buyVolume = (baseBalance * allocation) / marketPrice;
+
+    await binanceClient.createLimitSellOrder(market, sellVolume, sellPrice);
+    await binanceClient.createLimitBuyOrder(market, buyVolume, buyPrice);
+
+    console.log(
+        `New tick for ${market}...
+        Created limit sell order for ${sellVolume}@${sellPrice}
+        Create limit buy order for ${buyVolume}@${buyPrice}
+        `);
+};
+
+
+const run = () => {
+    const config = {
+        asset: 'BTC',
+        base: 'USDT',
+        allocation: 0.1,
+        spread: 0.2,
+        tickInterval: 2000
+    };
+
+    const binanceClient = new ccxt.binance({
+        apiKey: process.env.API_ENV,
+        secret: process.env.API_SECRET
+    });
+    tick(config, binanceClient);
+    setInterval(tick, config.tickInterval, config, binanceClient);
+};
+
+run()