20 lines
535 B
JavaScript
20 lines
535 B
JavaScript
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// @flow
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import { put, call } from 'redux-saga/effects';
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import type { Effect } from 'redux-saga/effects';
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import { setRates } from 'actions/rates';
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const symbols = ['USD', 'EUR', 'GBP', 'BTC', 'CHF', 'REP'];
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function fetchRates(symbols) {
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return fetch(
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`https://min-api.cryptocompare.com/data/price?fsym=ETH&tsyms=${symbols.join(
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','
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)}`
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).then(r => r.json());
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}
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export default function* ratesSaga(): Generator<Effect, void, any> {
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const rates = yield call(fetchRates, symbols);
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yield put(setRates(rates));
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}
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