signal-desktop/ts/textsecure/SyncRequest.ts
2020-11-04 13:03:13 -06:00

118 lines
3.3 KiB
TypeScript

// Copyright 2020 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
/* eslint-disable more/no-then */
/* eslint-disable @typescript-eslint/ban-types */
/* eslint-disable @typescript-eslint/no-explicit-any */
/* eslint-disable max-classes-per-file */
import EventTarget from './EventTarget';
import MessageReceiver from './MessageReceiver';
import MessageSender from './SendMessage';
class SyncRequestInner extends EventTarget {
receiver: MessageReceiver;
contactSync?: boolean;
groupSync?: boolean;
timeout: any;
oncontact: Function;
ongroup: Function;
constructor(sender: MessageSender, receiver: MessageReceiver) {
super();
if (
!(sender instanceof MessageSender) ||
!(receiver instanceof MessageReceiver)
) {
throw new Error(
'Tried to construct a SyncRequest without MessageSender and MessageReceiver'
);
}
this.receiver = receiver;
this.oncontact = this.onContactSyncComplete.bind(this);
receiver.addEventListener('contactsync', this.oncontact);
this.ongroup = this.onGroupSyncComplete.bind(this);
receiver.addEventListener('groupsync', this.ongroup);
const ourNumber = window.textsecure.storage.user.getNumber();
const { wrap, sendOptions } = window.ConversationController.prepareForSend(
ourNumber,
{
syncMessage: true,
}
);
window.log.info('SyncRequest created. Sending config sync request...');
wrap(sender.sendRequestConfigurationSyncMessage(sendOptions));
window.log.info('SyncRequest now sending block sync request...');
wrap(sender.sendRequestBlockSyncMessage(sendOptions));
window.log.info('SyncRequest now sending contact sync message...');
wrap(sender.sendRequestContactSyncMessage(sendOptions))
.then(() => {
window.log.info('SyncRequest now sending group sync messsage...');
return wrap(sender.sendRequestGroupSyncMessage(sendOptions));
})
.catch((error: Error) => {
window.log.error(
'SyncRequest error:',
error && error.stack ? error.stack : error
);
});
this.timeout = setTimeout(this.onTimeout.bind(this), 60000);
}
onContactSyncComplete() {
this.contactSync = true;
this.update();
}
onGroupSyncComplete() {
this.groupSync = true;
this.update();
}
update() {
if (this.contactSync && this.groupSync) {
this.dispatchEvent(new Event('success'));
this.cleanup();
}
}
onTimeout() {
if (this.contactSync || this.groupSync) {
this.dispatchEvent(new Event('success'));
} else {
this.dispatchEvent(new Event('timeout'));
}
this.cleanup();
}
cleanup() {
clearTimeout(this.timeout);
this.receiver.removeEventListener('contactsync', this.oncontact);
this.receiver.removeEventListener('groupSync', this.ongroup);
delete this.listeners;
}
}
export default class SyncRequest {
constructor(sender: MessageSender, receiver: MessageReceiver) {
const inner = new SyncRequestInner(sender, receiver);
this.addEventListener = inner.addEventListener.bind(inner);
this.removeEventListener = inner.removeEventListener.bind(inner);
}
addEventListener: (name: string, handler: Function) => void;
removeEventListener: (name: string, handler: Function) => void;
}