jeanmachine.dev
forked from
jollywhoppers.com/witchsky.app
Bluesky app fork with some witchin' additions 💫
Ignore bogus onScroll values (#5499)
samuel.fm
+10
-3
src/view/com/pager/PagerWithHeader.tsx
+10
-3
src/view/com/pager/PagerWithHeader.tsx
···
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(e: NativeScrollEvent) => {
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'worklet'
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const nextScrollY = e.contentOffset.y
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-
scrollY.value = nextScrollY
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-
runOnJS(queueThrottledOnScroll)()
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+
// HACK: onScroll is reporting some strange values on load (negative header height).
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+
// Highly improbable that you'd be overscrolled by over 400px -
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+
// in fact, I actually can't do it, so let's just ignore those. -sfn
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+
const isPossiblyInvalid =
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headerHeight > 0 && Math.round(nextScrollY * 2) / 2 === -headerHeight
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+
if (!isPossiblyInvalid) {
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scrollY.value = nextScrollY
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+
runOnJS(queueThrottledOnScroll)()
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+
}
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},
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-
[scrollY, queueThrottledOnScroll],
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+
[scrollY, queueThrottledOnScroll, headerHeight],
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)
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const onPageSelectedInner = React.useCallback(