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import { Subject } from '../Subject';
import { OuterSubscriber } from '../OuterSubscriber';
import { subscribeToResult } from '../util/subscribeToResult';
export function repeatWhen(notifier) {
return (source) => source.lift(new RepeatWhenOperator(notifier));
}
class RepeatWhenOperator {
constructor(notifier) {
this.notifier = notifier;
}
call(subscriber, source) {
return source.subscribe(new RepeatWhenSubscriber(subscriber, this.notifier, source));
}
}
class RepeatWhenSubscriber extends OuterSubscriber {
constructor(destination, notifier, source) {
super(destination);
this.notifier = notifier;
this.source = source;
this.sourceIsBeingSubscribedTo = true;
}
notifyNext(outerValue, innerValue, outerIndex, innerIndex, innerSub) {
this.sourceIsBeingSubscribedTo = true;
this.source.subscribe(this);
}
notifyComplete(innerSub) {
if (this.sourceIsBeingSubscribedTo === false) {
return super.complete();
}
}
complete() {
this.sourceIsBeingSubscribedTo = false;
if (!this.isStopped) {
if (!this.retries) {
this.subscribeToRetries();
}
if (!this.retriesSubscription || this.retriesSubscription.closed) {
return super.complete();
}
this._unsubscribeAndRecycle();
this.notifications.next();
}
}
_unsubscribe() {
const { notifications, retriesSubscription } = this;
if (notifications) {
notifications.unsubscribe();
this.notifications = null;
}
if (retriesSubscription) {
retriesSubscription.unsubscribe();
this.retriesSubscription = null;
}
this.retries = null;
}
_unsubscribeAndRecycle() {
const { _unsubscribe } = this;
this._unsubscribe = null;
super._unsubscribeAndRecycle();
this._unsubscribe = _unsubscribe;
return this;
}
subscribeToRetries() {
this.notifications = new Subject();
let retries;
try {
const { notifier } = this;
retries = notifier(this.notifications);
}
catch (e) {
return super.complete();
}
this.retries = retries;
this.retriesSubscription = subscribeToResult(this, retries);
}
}
//# sourceMappingURL=repeatWhen.js.map
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