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outline/server/events.js

46 lines
1.2 KiB
JavaScript

// @flow
import Queue from 'bull';
import services from './services';
import { Collection, Document } from './models';
type DocumentEvent = {
name: 'documents.create' | 'documents.update' | 'documents.publish',
model: Document,
};
type CollectionEvent = {
name: 'collections.create' | 'collections.update',
model: Collection,
};
export type Event = DocumentEvent | CollectionEvent;
const globalEventsQueue = new Queue('global events', process.env.REDIS_URL);
const serviceEventsQueue = new Queue('service events', process.env.REDIS_URL);
// this queue processes global events and hands them off to service hooks
globalEventsQueue.process(async job => {
const names = Object.keys(services);
names.forEach(name => {
const service = services[name];
if (service.on) {
serviceEventsQueue.add(
{ service: name, ...job.data },
{ removeOnComplete: true }
);
}
});
});
// this queue processes an individual event for a specific service
serviceEventsQueue.process(async job => {
const event = job.data;
const service = services[event.service];
if (service.on) {
service.on(event);
}
});
export default globalEventsQueue;