48 lines
1.5 KiB
JavaScript
48 lines
1.5 KiB
JavaScript
import { updateInstanceInfo } from '../../_actions/instances'
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import { createStream } from '../../_actions/streaming'
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export function timelineObservers (store) {
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// stream to watch for local/federated/etc. updates. home and notification
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// updates are handled in timelineObservers.js
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let currentTimelineStream
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store.observe('currentTimeline', async (currentTimeline) => {
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if (!process.browser) {
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return
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}
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if (currentTimelineStream) {
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currentTimelineStream.close()
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currentTimelineStream = null
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if (process.env.NODE_ENV !== 'production') {
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window.currentTimelineStream = null
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}
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}
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if (!currentTimeline) {
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return
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}
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if (currentTimeline !== 'local' &&
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currentTimeline !== 'federated' &&
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!currentTimeline.startsWith('list/') &&
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!currentTimeline.startsWith('tag/')) {
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return
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}
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let currentInstance = store.get('currentInstance')
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await updateInstanceInfo(currentInstance)
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let instanceInfo = store.get('currentInstanceInfo')
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if (!(instanceInfo &&
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store.get('currentInstance') === currentInstance &&
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store.get('currentTimeline') === currentTimeline)) {
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return
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}
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let accessToken = store.get('accessToken')
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currentTimelineStream = createStream(instanceInfo.urls.streaming_api,
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currentInstance, accessToken, currentTimeline)
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if (process.env.NODE_ENV !== 'production') {
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window.currentTimelineStream = currentTimelineStream
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}
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})
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}
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