57 lines
1.8 KiB
JavaScript
57 lines
1.8 KiB
JavaScript
import RedisPubSub from '/imports/startup/server/redis';
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import { check } from 'meteor/check';
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import { extractCredentials } from '/imports/api/common/server/helpers';
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import Logger from '/imports/startup/server/logger';
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import setPresentationExporting from '/imports/api/presentations/server/modifiers/setPresentationExporting';
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import Presentations from '/imports/api/presentations';
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const EXPORTING_THRESHOLD = 20000;
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export default function exportPresentationToChat(presentationId) {
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const REDIS_CONFIG = Meteor.settings.private.redis;
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const CHANNEL = REDIS_CONFIG.channels.toAkkaApps;
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const EVENT_NAME = 'MakePresentationWithAnnotationDownloadReqMsg';
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try {
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const { meetingId, requesterUserId } = extractCredentials(this.userId);
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check(meetingId, String);
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check(requesterUserId, String);
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check(presentationId, String);
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const payload = {
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presId: presentationId,
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allPages: true,
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pages: [],
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};
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const setObserver = () => {
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let timeoutRef = null;
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const cursor = Presentations.find({ id: presentationId });
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const observer = cursor.observe({
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changed: (doc) => {
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const { isRunning, error } = doc.exportation;
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if (!isRunning && !error) {
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clearTimeout(timeoutRef);
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}
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},
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});
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timeoutRef = setTimeout(() => {
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observer.stop();
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setPresentationExporting(meetingId, presentationId, { isRunning: false, error: true });
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}, EXPORTING_THRESHOLD);
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};
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setPresentationExporting(meetingId, presentationId, { isRunning: true, error: false });
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setObserver();
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RedisPubSub.publishUserMessage(CHANNEL, EVENT_NAME, meetingId, requesterUserId, payload);
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} catch (err) {
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Logger.error(`Exception while invoking method exportPresentationToChat ${err.stack}`);
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}
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}
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