pinafore/routes/_actions/streaming.js
2018-04-18 20:43:13 -07:00

47 lines
1.4 KiB
JavaScript

import { TimelineStream } from '../_api/TimelineStream'
import { mark, stop } from '../_utils/marks'
import { deleteStatus } from './deleteStatuses'
import { addStatusOrNotification } from './addStatusOrNotification'
function processMessage (instanceName, timelineName, message) {
mark('processMessage')
let { event, payload } = message
switch (event) {
case 'delete':
deleteStatus(instanceName, payload)
break
case 'update':
addStatusOrNotification(instanceName, timelineName, JSON.parse(payload))
break
case 'notification':
addStatusOrNotification(instanceName, 'notifications', JSON.parse(payload))
break
}
stop('processMessage')
}
export function createStream (streamingApi, instanceName, accessToken,
timelineName, onOpenStream) {
return new TimelineStream(streamingApi, accessToken, timelineName, {
onMessage (msg) {
if (msg.event !== 'update' && msg.event !== 'delete' && msg.event !== 'notification') {
console.error("don't know how to handle event", msg)
return
}
processMessage(instanceName, timelineName, msg)
},
onOpen () {
if (onOpenStream) {
onOpenStream()
}
console.log('opened stream for timeline', timelineName)
},
onClose () {
console.log('closed stream for timeline', timelineName)
},
onReconnect () {
console.log('reconnected stream for timeline', timelineName)
}
})
}