31 lines
632 B
JavaScript
31 lines
632 B
JavaScript
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import baseUrl from './utils/baseUrl'
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import throttle from 'lodash.throttle'
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// TODO https://stackoverflow.com/a/20060461
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let es = null
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let dispatchFunc = null
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const getEventStream = () => {
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if (es === null) {
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es = new EventSource(
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baseUrl(`/app/api/events?jwt=${localStorage.getItem('token')}`)
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)
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}
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return es
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}
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export const startEventStream = (func) => {
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const es = getEventStream()
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dispatchFunc = func
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es.onmessage = throttle(
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(msg) => {
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const data = JSON.parse(msg.data)
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if (data.name !== 'keepAlive') {
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dispatchFunc(data)
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}
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},
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100,
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{ trailing: true }
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)
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}
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