forked from credential-handler/credential-handler-polyfill
-
Notifications
You must be signed in to change notification settings - Fork 0
/
CredentialHandler.js
59 lines (49 loc) · 1.74 KB
/
CredentialHandler.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
/*!
* The core CredentialHandler class.
*
* Copyright (c) 2017 Digital Bazaar, Inc. All rights reserved.
*/
/* global DOMException */
'use strict';
import {EventEmitter, WebApp} from 'web-request-rpc';
import {CredentialHandlerService} from './CredentialHandlerService.js';
const EVENT_TYPES = ['credentialrequest', 'credentialstore'];
export class CredentialHandler extends WebApp {
constructor(mediatorOrigin, inline = false) {
if(typeof mediatorOrigin !== 'string') {
throw new TypeError('"mediatorOrigin" must be a string.');
}
super(mediatorOrigin, inline);
this._emitter = new EventEmitter({
async waitUntil(event) {
// TODO: may need to do `this.hide()` after this promise resolves
// to handle case where e.openWindow() was called
return event._promise || Promise.reject(
new DOMException(
'No "credentialrequest" event handler found.', 'NotFoundError'));
}
});
}
async connect() {
const injector = await super.connect();
// define API that CredentialMediator can call on this credential handler
this.server.define('credentialHandler', new CredentialHandlerService(this));
// auto-call `ready`
await this.ready();
return injector;
}
addEventListener(eventType, fn) {
if(!EVENT_TYPES.includes(eventType)) {
throw new DOMException(
`Unsupported event type "${eventType}"`, 'NotSupportedError');
}
return this._emitter.addEventListener(eventType, fn);
}
removeEventListener(eventType, fn) {
if(!EVENT_TYPES.includes(eventType)) {
throw new DOMException(
`Unsupported event type "${eventType}"`, 'NotSupportedError');
}
return this._emitter.removeEventListener(eventType, fn);
}
}