@rifo/rxjs-polling/fesm2015/rifo-rxjs-polling.js

RxJS HTTP Polling

import { BehaviorSubject, of, concat } from 'rxjs';
import { delay, tap, skip, switchMap } from 'rxjs/operators';

/**
 * Polling when data is resolved
 * @param httpRequest$ any http request.
 * @param delayMs delay in ms
 *
 * Inspire by https://blog.strongbrew.io/rxjs-polling/
 */
function pollingOnResolved(httpRequest$, delayMs = 0) {
    const polling$ = new BehaviorSubject({});
    const rePolling$ = of('').pipe(delay(delayMs), tap(() => polling$.next({})), skip(1));
    const httpPolling$ = concat(httpRequest$, rePolling$);
    return polling$.pipe(switchMap(() => httpPolling$));
}

/*
 * Public API Surface of rxjs-polling
 */

/**
 * Generated bundle index. Do not edit.
 */

export { pollingOnResolved };
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