159 lines
4 KiB
JavaScript
159 lines
4 KiB
JavaScript
/* global
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_,
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Backbone,
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i18n,
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MessageController,
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moment,
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Whisper
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*/
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// eslint-disable-next-line func-names
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(function() {
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'use strict';
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window.Whisper = window.Whisper || {};
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async function destroyExpiredMessages() {
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try {
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window.log.info('destroyExpiredMessages: Loading messages...');
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const messages = await window.Signal.Data.getExpiredMessages({
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MessageCollection: Whisper.MessageCollection,
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});
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await Promise.all(
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messages.map(async fromDB => {
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const message = MessageController.register(fromDB.id, fromDB);
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window.log.info('Message expired', {
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sentAt: message.get('sent_at'),
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});
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// We delete after the trigger to allow the conversation time to process
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// the expiration before the message is removed from the database.
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await window.Signal.Data.removeMessage(message.id, {
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Message: Whisper.Message,
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});
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Whisper.events.trigger(
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'messageExpired',
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message.id,
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message.conversationId
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);
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const conversation = message.getConversation();
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if (conversation) {
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conversation.trigger('expired', message);
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}
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})
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);
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} catch (error) {
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window.log.error(
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'destroyExpiredMessages: Error deleting expired messages',
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error && error.stack ? error.stack : error
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);
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}
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window.log.info('destroyExpiredMessages: complete');
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checkExpiringMessages();
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}
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let timeout;
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async function checkExpiringMessages() {
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// Look up the next expiring message and set a timer to destroy it
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const messages = await window.Signal.Data.getNextExpiringMessage({
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MessageCollection: Whisper.MessageCollection,
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});
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const next = messages.at(0);
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if (!next) {
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return;
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}
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const expiresAt = next.get('expires_at');
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Whisper.ExpiringMessagesListener.nextExpiration = expiresAt;
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window.log.info('next message expires', new Date(expiresAt).toISOString());
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let wait = expiresAt - Date.now();
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// In the past
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if (wait < 0) {
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wait = 0;
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}
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// Too far in the future, since it's limited to a 32-bit value
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if (wait > 2147483647) {
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wait = 2147483647;
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}
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clearTimeout(timeout);
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timeout = setTimeout(destroyExpiredMessages, wait);
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}
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const debouncedCheckExpiringMessages = _.debounce(
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checkExpiringMessages,
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1000
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);
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Whisper.ExpiringMessagesListener = {
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nextExpiration: null,
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init(events) {
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checkExpiringMessages();
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events.on('timetravel', debouncedCheckExpiringMessages);
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},
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update: debouncedCheckExpiringMessages,
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};
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const TimerOption = Backbone.Model.extend({
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getName() {
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return (
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i18n(['timerOption', this.get('time'), this.get('unit')].join('_')) ||
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moment.duration(this.get('time'), this.get('unit')).humanize()
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);
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},
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getAbbreviated() {
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return i18n(
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['timerOption', this.get('time'), this.get('unit'), 'abbreviated'].join(
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'_'
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)
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);
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},
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});
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Whisper.ExpirationTimerOptions = new (Backbone.Collection.extend({
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model: TimerOption,
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getName(seconds = 0) {
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const o = this.findWhere({ seconds });
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if (o) {
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return o.getName();
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}
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return [seconds, 'seconds'].join(' ');
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},
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getAbbreviated(seconds = 0) {
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const o = this.findWhere({ seconds });
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if (o) {
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return o.getAbbreviated();
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}
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return [seconds, 's'].join('');
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},
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}))(
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[
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[0, 'seconds'],
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[5, 'seconds'],
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[10, 'seconds'],
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[30, 'seconds'],
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[1, 'minute'],
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[5, 'minutes'],
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[30, 'minutes'],
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[1, 'hour'],
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[6, 'hours'],
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[12, 'hours'],
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[1, 'day'],
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[1, 'week'],
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].map(o => {
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const duration = moment.duration(o[0], o[1]); // 5, 'seconds'
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return {
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time: o[0],
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unit: o[1],
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seconds: duration.asSeconds(),
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};
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})
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);
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})();
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