44 lines
1.4 KiB
TypeScript
44 lines
1.4 KiB
TypeScript
import { query } from '../../utils/axios-query';
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import priceUpdater, { PriceFeed, PriceHistory } from '../price-updater';
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class FtxApi implements PriceFeed {
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public name: string = 'FTX';
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public currencies: string[] = ['USD', 'BRZ', 'EUR', 'JPY', 'AUD'];
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public url: string = 'https://ftx.com/api/markets/BTC/';
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public urlHist: string = 'https://ftx.com/api/markets/BTC/{CURRENCY}/candles?resolution={GRANULARITY}';
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constructor() {
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}
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public async $fetchPrice(currency): Promise<number> {
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const response = await query(this.url + currency);
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return response ? parseInt(response['result']['last'], 10) : -1;
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}
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public async $fetchRecentPrice(currencies: string[], type: 'hour' | 'day'): Promise<PriceHistory> {
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const priceHistory: PriceHistory = {};
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for (const currency of currencies) {
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if (this.currencies.includes(currency) === false) {
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continue;
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}
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const response = await query(this.urlHist.replace('{GRANULARITY}', type === 'hour' ? '3600' : '86400').replace('{CURRENCY}', currency));
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const pricesRaw = response ? response['result'] : [];
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for (const price of pricesRaw as any[]) {
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const time = Math.round(price['time'] / 1000);
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if (priceHistory[time] === undefined) {
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priceHistory[time] = priceUpdater.getEmptyPricesObj();
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}
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priceHistory[time][currency] = price['close'];
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}
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}
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return priceHistory;
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}
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}
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export default FtxApi;
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