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Code Issues Wiki Activity

progress restoring logic

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This commit is contained in:
Jelle van Snik 2023-01-16 21:53:38 +01:00
parent f656f80996
commit f37bec7a7a
1 changed files with 25 additions and 1 deletions
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26
src/components/video/controls/ProgressListenerControl.tsx
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@ -7,6 +7,25 @@ interface Props {
onProgress?: (time: number, duration: number) => void;
}
const FIVETEEN_MINUTES = 15 * 60;
const FIVE_MINUTES = 5 * 60;
function shouldRestoreTime(time: number, duration: number): boolean {
const timeFromEnd = Math.max(0, duration - time);
// short movie
if (duration < FIVETEEN_MINUTES) {
if (time < 5) return false;
if (timeFromEnd < 60) return false;
return true;
}
// long movie
if (time < 30) return false;
if (timeFromEnd < FIVE_MINUTES) return false;
return true;
}
export function ProgressListenerControl(props: Props) {
const { videoState } = useVideoPlayerState();
const didInitialize = useRef<true | null>(null);
@ -31,7 +50,12 @@ export function ProgressListenerControl(props: Props) {
useEffect(() => {
if (didInitialize.current) return;
if (!videoState.hasInitialized || Number.isNaN(videoState.duration)) return;
if (props.startAt !== undefined) videoState.setTime(props.startAt);
if (
props.startAt !== undefined &&
shouldRestoreTime(props.startAt, videoState.duration)
) {
videoState.setTime(props.startAt);
}
didInitialize.current = true;
}, [didInitialize, videoState, props]);