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60 lines
1.5 KiB
60 lines
1.5 KiB
/* @flow */
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import { httpRequest } from 'utils/networkUtils';
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import { resolveAfter } from 'utils/promiseUtils';
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import { READY } from 'actions/constants/localStorage';
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import type {
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Middleware,
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MiddlewareAPI,
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MiddlewareDispatch,
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Dispatch,
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Action,
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AsyncAction,
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GetState,
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} from 'flowtype';
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export const RATE_UPDATE: 'rate__update' = 'rate__update';
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export type FiatRateAction = {
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type: typeof RATE_UPDATE;
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network: string;
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rate: number;
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}
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const loadRateAction = (): AsyncAction => async (dispatch: Dispatch, getState: GetState): Promise<void> => {
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const { config } = getState().localStorage;
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if (!config) return;
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try {
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config.fiatValueTickers.forEach(async (ticker) => {
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const response = await httpRequest(`${ticker.url}?tickers=false&market_data=true&community_data=false&developer_data=false&sparkline=false`, 'json');
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if (response) {
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dispatch({
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type: RATE_UPDATE,
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network: response.symbol,
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rate: response.market_data.current_price.usd,
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});
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}
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});
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} catch (error) {
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// ignore error
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}
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await resolveAfter(50000);
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};
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/**
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* Middleware
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*/
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const CoingeckoService: Middleware = (api: MiddlewareAPI) => (next: MiddlewareDispatch) => (action: Action): Action => {
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next(action);
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if (action.type === READY) {
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api.dispatch(loadRateAction());
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}
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return action;
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};
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export default CoingeckoService; |