fix(webui): More fixes [copilot]

Author: PeterC89

packages/webui/src/client/lib/viewPort.ts

@@ -50,18 +50,22 @@ export function maintainFocusOnPartInstance(
 	noAnimation?: boolean
 ): void {
 	focusState.startTime = Date.now()
+	viewPortScrollingState.isProgrammaticScrollInProgress = true
+	viewPortScrollingState.lastProgrammaticScrollTime = Date.now()
 
 	const focus = async () => {
 		// Only proceed if we're not already scrolling and within the time window
 		if (!focusState.isScrolling && Date.now() - focusState.startTime < timeWindow) {
 			focusState.isScrolling = true
+			viewPortScrollingState.lastProgrammaticScrollTime = Date.now()
 
 			try {
 				await scrollToPartInstance(partInstanceId, forceScroll, noAnimation)
 			} catch (_error) {
 				// Handle error if needed
 			} finally {
 				focusState.isScrolling = false
+				viewPortScrollingState.lastProgrammaticScrollTime = Date.now()
 			}
 		} else if (Date.now() - focusState.startTime >= timeWindow) {
 			quitFocusOnPart()
@@ -105,6 +109,11 @@ function quitFocusOnPart() {
 		clearInterval(focusState.interval)
 		focusState.interval = undefined
 	}
+
+	if (!focusState.isScrolling) {
+		viewPortScrollingState.isProgrammaticScrollInProgress = false
+		viewPortScrollingState.lastProgrammaticScrollTime = Date.now()
+	}
 }
 
 export function resetViewportScrollState(): void {

packages/webui/src/client/ui/RundownView.tsx

@@ -669,7 +669,7 @@ const RundownViewContent = translateWithTracker<IPropsWithReady & ITrackedProps,
 
 						// Check if segment is outside the comfortable viewing area
 						const segmentComponentTooHigh = offsetPosition.top < topBuffer
-						const segmentComponentTooLow = offsetPosition.bottom < bottomBuffer
+						const segmentComponentTooLow = offsetPosition.top > bottomBuffer
 
 						if (segmentComponentTooHigh || segmentComponentTooLow) {
 							// Only change state if we need to