34 lines
1.3 KiB
JavaScript
34 lines
1.3 KiB
JavaScript
|
import { Observable } from '../Observable';
|
||
|
|
import { Subscription } from '../Subscription';
|
||
|
|
import { SubscriptionLoggable } from './SubscriptionLoggable';
|
||
|
|
import { applyMixins } from '../util/applyMixins';
|
||
|
|
/**
|
||
|
|
* We need this JSDoc comment for affecting ESDoc.
|
||
|
|
* @ignore
|
||
|
|
* @extends {Ignored}
|
||
|
|
*/
|
||
|
|
export class ColdObservable extends Observable {
|
||
|
|
constructor(messages, scheduler) {
|
||
|
|
super(function (subscriber) {
|
||
|
|
const observable = this;
|
||
|
|
const index = observable.logSubscribedFrame();
|
||
|
|
subscriber.add(new Subscription(() => {
|
||
|
|
observable.logUnsubscribedFrame(index);
|
||
|
|
}));
|
||
|
|
observable.scheduleMessages(subscriber);
|
||
|
|
return subscriber;
|
||
|
|
});
|
||
|
|
this.messages = messages;
|
||
|
|
this.subscriptions = [];
|
||
|
|
this.scheduler = scheduler;
|
||
|
|
}
|
||
|
|
scheduleMessages(subscriber) {
|
||
|
|
const messagesLength = this.messages.length;
|
||
|
|
for (let i = 0; i < messagesLength; i++) {
|
||
|
|
const message = this.messages[i];
|
||
|
|
subscriber.add(this.scheduler.schedule(({ message, subscriber }) => { message.notification.observe(subscriber); }, message.frame, { message, subscriber }));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
applyMixins(ColdObservable, [SubscriptionLoggable]);
|
||
|
|
//# sourceMappingURL=ColdObservable.js.map
|