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34 lines
1.2 KiB
JavaScript
34 lines
1.2 KiB
JavaScript
'use strict';
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const ccxt = require ('../../js/ccxt.js')
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console.log('CCXT Version:', ccxt.version)
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async function symbolLoop (exchange, symbol, timeframe) {
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while (true) {
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try {
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const ohlcvs = await exchange.fetchOHLCV (symbol, timeframe)
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console.log (exchange.iso8601 (exchange.milliseconds ()), exchange.id, symbol, ohlcvs.length, 'OHLCV candles received')
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// await exchange.sleep (60 * 1000) // sleep if necessary, though not required
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} catch (e) {
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console.log (exchange.iso8601 (exchange.milliseconds ()), exchange.id, symbol, e.constructor.name, e.message)
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}
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}
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}
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async function main () {
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const exchange = new ccxt.binance ()
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await exchange.loadMarkets ()
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// exchange.verbose = true // uncomment for debugging purposes if necessary
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const symbols = [
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'BTC/USDT', // unified symbols used here as opposed to exchange-specific market ids
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'ETH/USDT', // more about unified symbols vs exchange-specific ids here:
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'ADA/USDT', // https://github.com/ccxt/ccxt/wiki/Manual#markets
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]
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const timeframe = '1m'
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const loops = symbols.map (symbol => symbolLoop (exchange, symbol, timeframe))
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await Promise.all (loops)
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}
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main () |