rest-future-bracket-order.ts

import { USDMClient, NewFuturesOrderParams } from '../src/index';

const key = process.env.APIKEY || 'APIKEY';
const secret = process.env.APISECRET || 'APISECRET';

const client = new USDMClient({
  api_key: key,
  api_secret: secret,
  beautifyResponses: true,
});

const symbol = 'ETHUSDT';

// submit a 1:1 bracket market buy order with market entry order
(async () => {
  try {
    // TODO: check balance and do other validations

    const assetPrices = await client.getMarkPrice({
      symbol: 'ETHUSDT',
    });
    const markPrice: number = Number(assetPrices.markPrice);
    const stopLossPrice = Number((markPrice * 99.9) / 100).toFixed(2);
    const takeProfitPrice = Number((markPrice * 100.1) / 100).toFixed(2);

    // create three orders
    // 1. entry order (GTC),
    // 2. take profit order (GTE_GTC),
    // 3. stop loss order (GTE_GTC)

    const entryOrder: NewFuturesOrderParams<string> = {
      positionSide: 'BOTH',
      quantity: '0.01',
      reduceOnly: 'false',
      side: 'BUY',
      symbol: 'ETHUSDT',
      type: 'MARKET',
    };

    const takeProfitOrder: NewFuturesOrderParams<string> = {
      positionSide: 'BOTH',
      priceProtect: 'TRUE',
      quantity: '0.01',
      side: 'SELL',
      stopPrice: takeProfitPrice,
      symbol: 'ETHUSDT',
      timeInForce: 'GTE_GTC',
      type: 'TAKE_PROFIT_MARKET',
      workingType: 'MARK_PRICE',
      closePosition: 'true',
    };

    const stopLossOrder: NewFuturesOrderParams<string> = {
      positionSide: 'BOTH',
      priceProtect: 'TRUE',
      quantity: '0.01',
      side: 'SELL',
      stopPrice: stopLossPrice,
      symbol: 'ETHUSDT',
      timeInForce: 'GTE_GTC',
      type: 'STOP_MARKET',
      workingType: 'MARK_PRICE',
      closePosition: 'true',
    };

    const openedOrder = await client
      .submitMultipleOrders([entryOrder, takeProfitOrder, stopLossOrder])
      .catch((e) => console.log(e?.body || e));
    console.log(openedOrder);
  } catch (e) {
    console.log(e);
  }
})();