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Test Spotlight fix for webOS

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This commit is contained in:
HighImKevin
2026-10-21 10:46:01 -04:00
parent 5ba56d6c51
commit 2b5ee10350
1 changed files with 66 additions and 52 deletions
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scripts/cardBuilder.js
+66 -52
View File
@@ -6352,9 +6352,10 @@
return itemDiv;
}
// Initial render: create slides for window around currentIndex
// Initial render: create slides for window around currentIndex.
// Images stay on data-src until the deferred visibility pass (webOS tester branch).
currentWindowIndices.forEach((idx) => {
createAndAppendSlide(items[idx], idx, idx === currentIndex);
createAndAppendSlide(items[idx], idx, false);
});
bannerContainer.appendChild(itemsContainer);
@@ -6941,7 +6942,58 @@
// Only cycle when spotlight is in view: pause CSS pan + stop timers when off-screen.
// First intersect also gates initial .animate (post one rAF so IO + animate don't stack).
// Backdrop decode + Ken Burns are delayed so they do not run during the first homepage layout.
let initialPanScheduled = false;
let spotlightMediaStarted = false;
let visibleWorkTimer = null;
const SPOTLIGHT_VISIBLE_WORK_DELAY_MS = 2000;
function runVisibleSpotlightWork() {
if (!container.isConnected || !isVisible) return;
spotlightMediaStarted = true;
const currentSlide = getCurrentSpotlightSlide();
ensureSlideImagesLoaded(currentIndex);
if (items.length > 1) {
ensureSlideImagesLoaded((currentIndex + 1) % items.length);
}
const needsInitialPan =
isPanAnimationEnabled() &&
currentSlide &&
!initialPanScheduled &&
!currentSlide.querySelector(
'.spotlight-background-layer img.animate, .spotlight-background-single img.animate',
);
if (needsInitialPan) {
initialPanScheduled = true;
requestAnimationFrame(() => {
if (!container.isConnected || !isPanAnimationEnabled() || !isVisible) return;
const slide = getCurrentSpotlightSlide();
if (!slide) return;
if (
!slide.querySelector(
'.spotlight-background-layer img.animate, .spotlight-background-single img.animate',
)
) {
applyPanAnimationToSlide(slide);
}
if (items[currentIndex]) {
startCycleBackdropTimer(slide, items[currentIndex].Id);
}
});
} else {
setSlideAnimationPlayState(currentSlide, 'running');
if (currentSlide && items[currentIndex]) {
startCycleBackdropTimer(currentSlide, items[currentIndex].Id);
}
}
if (autoPlay && !isPaused) {
startAutoPlay();
}
}
const visibilityObserver = new IntersectionObserver(
(entries) => {
const entry = entries[0];
@@ -6949,6 +7001,10 @@
isVisible = entry.isIntersecting;
const currentSlide = getCurrentSpotlightSlide();
if (!isVisible) {
if (visibleWorkTimer) {
clearTimeout(visibleWorkTimer);
visibleWorkTimer = null;
}
if (autoPlayTimer) {
clearTimeout(autoPlayTimer);
autoPlayTimer = null;
@@ -6958,48 +7014,14 @@
cycleBackdropTimer = null;
}
setSlideAnimationPlayState(currentSlide, 'paused');
} else if (!spotlightMediaStarted) {
if (visibleWorkTimer) return;
visibleWorkTimer = setTimeout(() => {
visibleWorkTimer = null;
runVisibleSpotlightWork();
}, SPOTLIGHT_VISIBLE_WORK_DELAY_MS);
} else {
ensureSlideImagesLoaded(currentIndex);
if (items.length > 1) {
ensureSlideImagesLoaded((currentIndex + 1) % items.length);
}
const needsInitialPan =
isPanAnimationEnabled() &&
currentSlide &&
!initialPanScheduled &&
!currentSlide.querySelector(
'.spotlight-background-layer img.animate, .spotlight-background-single img.animate',
);
if (needsInitialPan) {
initialPanScheduled = true;
requestAnimationFrame(() => {
if (!container.isConnected || !isPanAnimationEnabled() || !isVisible) return;
const slide = getCurrentSpotlightSlide();
if (!slide) return;
if (
!slide.querySelector(
'.spotlight-background-layer img.animate, .spotlight-background-single img.animate',
)
) {
applyPanAnimationToSlide(slide);
}
if (items[currentIndex]) {
startCycleBackdropTimer(slide, items[currentIndex].Id);
}
});
} else {
// Re-entering viewport: resume pan, restart timers
setSlideAnimationPlayState(currentSlide, 'running');
if (currentSlide && items[currentIndex]) {
startCycleBackdropTimer(currentSlide, items[currentIndex].Id);
}
}
if (autoPlay && !isPaused) {
startAutoPlay();
}
runVisibleSpotlightWork();
}
},
{ root: null, rootMargin: '0px', threshold: 0 },
@@ -7024,15 +7046,7 @@
}
});
// Start auto-play (will no-op if container not yet in DOM or not visible once observer runs)
if (autoPlay) {
startAutoPlay();
}
// Preload next slide soon after mount so transition has no pop
if (items.length > 1) {
requestAnimationFrame(() => ensureSlideImagesLoaded(1));
}
// Auto-play and backdrop decode start from the deferred visibility pass, not at mount.
// TV D-pad: metadata drill-in, row-scoped seams (header L/R is native focuscontainer-x)
if (isTvLayout()) {