37 lines
1 KiB
TypeScript
37 lines
1 KiB
TypeScript
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// Copyright 2021 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import { MessageModel } from '../models/messages';
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import { assert } from './assert';
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export async function shouldRespondWithProfileKey(
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message: MessageModel
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): Promise<boolean> {
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if (!message.isIncoming() || message.get('unidentifiedDeliveryReceived')) {
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return false;
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}
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const sender = message.getContact();
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if (!sender) {
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assert(
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false,
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'MessageModel#shouldRespondWithProfileKey had no sender. Returning false'
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);
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return false;
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}
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if (sender.isMe() || !sender.getAccepted() || sender.isBlocked()) {
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return false;
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}
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// We do message check in an attempt to avoid a database lookup. If someone was EVER in
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// a shared group with us, we should've shared our profile key with them in the past,
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// so we should respond with a profile key now.
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if (sender.get('sharedGroupNames')?.length) {
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return true;
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}
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await sender.updateSharedGroups();
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return Boolean(sender.get('sharedGroupNames')?.length);
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}
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