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next.js/client/on-demand-entries-client.js
2017-04-06 11:41:13 +05:30

36 lines
763 B
JavaScript

/* global location */
import Router from '../lib/router'
import fetch from 'unfetch'
export default () => {
Router.ready(() => {
Router.router.events.on('routeChangeComplete', ping)
})
async function ping () {
try {
const url = `/_next/on-demand-entries-ping?page=${Router.pathname}`
const res = await fetch(url)
const payload = await res.json()
if (payload.invalid) {
location.reload()
}
} catch (err) {
console.error(`Error with on-demand-entries-ping: ${err.message}`)
}
}
async function runPinger () {
while (true) {
await new Promise((resolve) => setTimeout(resolve, 5000))
await ping()
}
}
runPinger()
.catch((err) => {
console.error(err)
})
}