71 lines
1.7 KiB
JavaScript
71 lines
1.7 KiB
JavaScript
import { paramsString } from '../_utils/ajax'
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import noop from 'lodash-es/noop'
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import { importWebSocketClient } from '../_utils/asyncModules'
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function getStreamName (timeline) {
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switch (timeline) {
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case 'local':
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return 'public:local'
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case 'federated':
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return 'public'
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case 'home':
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return 'user'
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case 'notifications':
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return 'user:notification'
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}
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if (timeline.startsWith('tag/')) {
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return 'hashtag'
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}
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if (timeline.startsWith('list/')) {
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return 'list'
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}
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}
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function getUrl (streamingApi, accessToken, timeline) {
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let url = `${streamingApi}/api/v1/streaming`
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let streamName = getStreamName(timeline)
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let params = {
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stream: streamName
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}
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if (timeline.startsWith('tag/')) {
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params.tag = timeline.split('/').slice(-1)[0]
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} else if (timeline.startsWith('list/')) {
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params.list = timeline.split('/').slice(-1)[0]
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}
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if (accessToken) {
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params.access_token = accessToken
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}
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return url + '?' + paramsString(params)
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}
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export class TimelineStream {
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constructor (streamingApi, accessToken, timeline, opts) {
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let url = getUrl(streamingApi, accessToken, timeline)
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importWebSocketClient().then(WebSocketClient => {
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if (this.__closed) {
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return
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}
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const ws = new WebSocketClient(url, null, { backoff: 'exponential' })
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const onMessage = opts.onMessage || noop
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ws.onopen = opts.onOpen || noop
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ws.onmessage = e => onMessage(JSON.parse(e.data))
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ws.onclose = opts.onClose || noop
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ws.onreconnect = opts.onReconnect || noop
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this._ws = ws
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})
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}
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close () {
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this.__closed = true
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if (this._ws) {
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this._ws.close()
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}
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}
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}
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