(
initialStats: FreebuffLiveStats,
options: {
enabled?: boolean
pauseWhenHidden?: boolean
refreshOnMount?: boolean
} = {},
)
| 23 | } |
| 24 | |
| 25 | export function useLiveStats( |
| 26 | initialStats: FreebuffLiveStats, |
| 27 | options: { |
| 28 | enabled?: boolean |
| 29 | pauseWhenHidden?: boolean |
| 30 | refreshOnMount?: boolean |
| 31 | } = {}, |
| 32 | ) { |
| 33 | const { |
| 34 | enabled = true, |
| 35 | pauseWhenHidden = false, |
| 36 | refreshOnMount = false, |
| 37 | } = options |
| 38 | const [stats, setStats] = useState(initialStats) |
| 39 | |
| 40 | useEffect(() => { |
| 41 | if (!enabled) { |
| 42 | return |
| 43 | } |
| 44 | |
| 45 | let isMounted = true |
| 46 | |
| 47 | async function refresh() { |
| 48 | if (pauseWhenHidden && document.visibilityState === 'hidden') { |
| 49 | return |
| 50 | } |
| 51 | |
| 52 | try { |
| 53 | const response = await fetch('/api/live', { cache: 'no-store' }) |
| 54 | if (response.ok && isMounted) { |
| 55 | setStats((await response.json()) as FreebuffLiveStats) |
| 56 | } |
| 57 | } catch { |
| 58 | // Keep the previous snapshot if a transient refresh fails. |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | if (refreshOnMount) { |
| 63 | void refresh() |
| 64 | } |
| 65 | |
| 66 | const interval = window.setInterval(refresh, POLL_MS) |
| 67 | const refreshWhenVisible = () => { |
| 68 | if (document.visibilityState === 'visible') { |
| 69 | void refresh() |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | if (pauseWhenHidden) { |
| 74 | document.addEventListener('visibilitychange', refreshWhenVisible) |
| 75 | } |
| 76 | |
| 77 | return () => { |
| 78 | isMounted = false |
| 79 | window.clearInterval(interval) |
| 80 | if (pauseWhenHidden) { |
| 81 | document.removeEventListener('visibilitychange', refreshWhenVisible) |
| 82 | } |
no test coverage detected