77 lines
1.6 KiB
JavaScript
77 lines
1.6 KiB
JavaScript
// Copyright 2019-2020 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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// eslint-disable-next-line func-names
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(function () {
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window.Whisper = window.Whisper || {};
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const messageLookup = Object.create(null);
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const SECOND = 1000;
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const MINUTE = SECOND * 60;
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const FIVE_MINUTES = MINUTE * 5;
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const HOUR = MINUTE * 60;
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function register(id, message) {
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if (!id || !message) {
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return message;
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}
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const existing = messageLookup[id];
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if (existing) {
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messageLookup[id] = {
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message: existing.message,
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timestamp: Date.now(),
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};
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return existing.message;
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}
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messageLookup[id] = {
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message,
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timestamp: Date.now(),
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};
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return message;
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}
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function unregister(id) {
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delete messageLookup[id];
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}
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function cleanup() {
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const messages = Object.values(messageLookup);
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const now = Date.now();
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for (let i = 0, max = messages.length; i < max; i += 1) {
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const { message, timestamp } = messages[i];
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const conversation = message.getConversation();
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if (
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now - timestamp > FIVE_MINUTES &&
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(!conversation || !conversation.messageCollection.length)
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) {
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delete messageLookup[message.id];
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}
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}
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}
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function getById(id) {
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const existing = messageLookup[id];
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return existing && existing.message ? existing.message : null;
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}
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function _get() {
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return messageLookup;
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}
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setInterval(cleanup, HOUR);
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window.MessageController = {
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register,
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unregister,
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cleanup,
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getById,
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_get,
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};
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})();
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