105 lines
3.3 KiB
TypeScript
105 lines
3.3 KiB
TypeScript
import { FuturesClient, WebsocketClient } from '../src/index';
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// or
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// import { SpotClient } from 'bitget-api';
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// read from environmental variables
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const API_KEY = process.env.API_KEY_COM;
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const API_SECRET = process.env.API_SECRET_COM;
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const API_PASS = process.env.API_PASS_COM;
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const client = new FuturesClient({
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apiKey: API_KEY,
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// apiKey: 'apiKeyHere',
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apiSecret: API_SECRET,
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// apiSecret: 'apiSecretHere',
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apiPass: API_PASS,
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// apiPass: 'apiPassHere',
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});
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const wsClient = new WebsocketClient({
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apiKey: API_KEY,
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apiSecret: API_SECRET,
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apiPass: API_PASS,
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});
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function logWSEvent(type, data) {
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console.log(new Date(), `WS ${type} event: `, data);
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}
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// simple sleep function
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function promiseSleep(milliseconds) {
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return new Promise((resolve) => setTimeout(resolve, milliseconds));
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}
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// WARNING: for sensitive math you should be using a library such as decimal.js!
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function roundDown(value, decimals) {
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return Number(
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Math.floor(parseFloat(value + 'e' + decimals)) + 'e-' + decimals
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);
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}
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/** This is a simple script wrapped in a immediately invoked function expression, designed to check for any available BTC balance and immediately sell the full amount for USDT */
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(async () => {
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try {
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// Add event listeners to log websocket events on account
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wsClient.on('update', (data) => logWSEvent('update', data));
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wsClient.on('open', (data) => logWSEvent('open', data));
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wsClient.on('response', (data) => logWSEvent('response', data));
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wsClient.on('reconnect', (data) => logWSEvent('reconnect', data));
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wsClient.on('reconnected', (data) => logWSEvent('reconnected', data));
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wsClient.on('authenticated', (data) => logWSEvent('authenticated', data));
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wsClient.on('exception', (data) => logWSEvent('exception', data));
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// Subscribe to private account topics
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wsClient.subscribeTopic('UMCBL', 'account');
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// : position updates
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wsClient.subscribeTopic('UMCBL', 'positions');
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// : order updates
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wsClient.subscribeTopic('UMCBL', 'orders');
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// wait briefly for ws to be ready (could also use the response or authenticated events, to make sure topics are subscribed to before starting)
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await promiseSleep(2.5 * 1000);
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const symbol = 'BTCUSDT_UMCBL';
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const marginCoin = 'USDT';
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const balanceResult = await client.getAccount(symbol, marginCoin);
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const accountBalance = balanceResult.data;
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// const balances = allBalances.filter((bal) => Number(bal.available) != 0);
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const usdtAmount = accountBalance.available;
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console.log('USDT balance: ', usdtAmount);
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if (!usdtAmount) {
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console.error('No USDT to trade');
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return;
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}
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const symbolRulesResult = await client.getSymbols('umcbl');
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const bitcoinUSDFuturesRule = symbolRulesResult.data.find(
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(row) => row.symbol === symbol
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);
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console.log('symbol rules: ', bitcoinUSDFuturesRule);
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if (!bitcoinUSDFuturesRule) {
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console.error('Failed to get trading rules for ' + symbol);
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return;
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}
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const order = {
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marginCoin,
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orderType: 'market',
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side: 'open_long',
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size: bitcoinUSDFuturesRule.minTradeNum,
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symbol,
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} as const;
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console.log('placing order: ', order);
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const result = await client.submitOrder(order);
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console.log('order result: ', result);
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} catch (e) {
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console.error('request failed: ', e);
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}
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})();
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