35 lines
966 B
TypeScript
35 lines
966 B
TypeScript
import {Subject} from "rxjs";
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interface ChatEvent {
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message: string,
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author: string
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}
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/**
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* Listens to messages from iframes and turn those messages into easy to use observables.
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*/
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class IframeListener {
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private readonly _chatStream: Subject<ChatEvent> = new Subject();
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public readonly chatStream = this._chatStream.asObservable();
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init() {
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window.addEventListener("message", (event) => {
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// Do we trust the sender of this message?
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//if (event.origin !== "http://example.com:8080")
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// return;
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// event.source is window.opener
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// event.data is the data sent by the iframe
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// FIXME: this is WAAAAAAAY too sloppy as "any" let's us put anything in the message.
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if (event.data.type === 'chat') {
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this._chatStream.next(event.data.data);
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}
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}, false);
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}
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}
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export const iframeListener = new IframeListener();
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