Watch New Trades

'use strict';

import ccxt from '../../js/ccxt.js';

console.log ('CCXT Version:', ccxt.version); // eslint-disable-line import/no-named-as-default-member

(async () => {
   const streams = {
       'binance': 'BTC/USDT',
       'okx': 'BTC/USDT',
   };

   await Promise.all (Object.keys (streams).map ((exchangeId) => (async () => {
       const exchange = new ccxt.pro[exchangeId] ({ // eslint-disable-line import/no-named-as-default-member
           'options': {
               'tradesLimit': 100, // lower = better, 1000 by default
           },
       });
       const symbol = streams[exchangeId];
       let lastId = '';
       while (true) { // eslint-disable-line no-constant-condition
           console.log ('---');
           try {
               const trades = await exchange.watchTrades (symbol);
               for (let i = 0; i < trades.length; i++) {
                   const trade = trades[i];
                   if (trade['id'] > lastId) {
                       console.log (exchange.iso8601 (exchange.milliseconds ()), exchange.id, trade['symbol'], trade['id'], trade['datetime'], trade['price'], trade['amount']);
                       lastId = trade['id'];
                   }
               }
           } catch (e) {
               console.log (symbol, e);
           }
       }
   }) ()));
}) ();