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Bluesky app fork with some witchin' additions 💫 forked from jollywhoppers.com/witchsky.app
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1.8 kB · 54 lines
TypeScript
at main
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455import {useEffect, useState} from 'react'import uuid from 'react-native-uuid'
import {onAppStateChange} from '#/lib/appState'import {isSessionIdExpired} from '#/analytics/identifiers/util'
const SESSION_ID_KEY = 'bsky_session_id'const LAST_EVENT_KEY = 'bsky_session_id_last_event_at'
let sessionId = (() => { const existing = window.sessionStorage.getItem(SESSION_ID_KEY) const lastEventStr = window.sessionStorage.getItem(LAST_EVENT_KEY) const lastEvent = lastEventStr ? Number(lastEventStr) : undefined const id = existing && !isSessionIdExpired(lastEvent) ? existing : uuid.v4() window.sessionStorage.setItem(SESSION_ID_KEY, id) window.sessionStorage.setItem(LAST_EVENT_KEY, String(Date.now())) return id})()
export function getInitialSessionId() { return sessionId}
/** * Gets the current session ID. Freshness depends on `useSessionId` being * mounted, which handles refreshing this value between foreground/background * transitions. Since that's mounted in `analytics/index.tsx`, this value can * generally be trusted to be up to date. */export function getSessionId() { return window.sessionStorage.getItem(SESSION_ID_KEY)}
export function useSessionId() { const [id, setId] = useState(() => sessionId)
useEffect(() => { const sub = onAppStateChange(state => { if (state === 'active') { const lastEventStr = window.sessionStorage.getItem(LAST_EVENT_KEY) const lastEvent = lastEventStr ? Number(lastEventStr) : undefined if (isSessionIdExpired(lastEvent)) { sessionId = uuid.v4() window.sessionStorage.setItem(SESSION_ID_KEY, sessionId) setId(sessionId) } } window.sessionStorage.setItem(LAST_EVENT_KEY, String(Date.now())) }) return () => sub.remove() }, [])
return id}