From 7bf0984698e43b9aa2dd879f65951318ed410390 Mon Sep 17 00:00:00 2001
From: Maze <167211895+mazeincoding@users.noreply.github.com>
Date: Sat, 31 Jan 2026 00:20:04 +0100
Subject: codebase overhaul (#697)

---
 .../src/components/editor/timeline/bookmarks.tsx   | 111 +++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 apps/web/src/components/editor/timeline/bookmarks.tsx

(limited to 'apps/web/src/components/editor/timeline/bookmarks.tsx')

diff --git a/apps/web/src/components/editor/timeline/bookmarks.tsx b/apps/web/src/components/editor/timeline/bookmarks.tsx
new file mode 100644
index 00000000..cfcb1e23
--- /dev/null
+++ b/apps/web/src/components/editor/timeline/bookmarks.tsx
@@ -0,0 +1,111 @@
+import { useEditor } from "@/hooks/use-editor";
+import { TIMELINE_CONSTANTS } from "@/constants/timeline-constants";
+import { getSnappedSeekTime } from "@/lib/time";
+import { Bookmark02Icon } from "@hugeicons/core-free-icons";
+import { HugeiconsIcon } from "@hugeicons/react";
+
+interface TimelineBookmarksRowProps {
+	zoomLevel: number;
+	dynamicTimelineWidth: number;
+	handleWheel: (e: React.WheelEvent) => void;
+	handleTimelineContentClick: (e: React.MouseEvent) => void;
+	handleRulerTrackingMouseDown: (e: React.MouseEvent) => void;
+	handleRulerMouseDown: (e: React.MouseEvent) => void;
+}
+
+export function TimelineBookmarksRow({
+	zoomLevel,
+	dynamicTimelineWidth,
+	handleWheel,
+	handleTimelineContentClick,
+	handleRulerTrackingMouseDown,
+	handleRulerMouseDown,
+}: TimelineBookmarksRowProps) {
+	const editor = useEditor();
+	const activeScene = editor.scenes.getActiveScene();
+
+	return (
+		<div className="relative h-4 flex-1 overflow-hidden">
+			<button
+				className="relative h-4 w-full cursor-default select-none border-0 bg-transparent p-0"
+				style={{
+					width: `${dynamicTimelineWidth}px`,
+				}}
+				aria-label="Timeline ruler"
+				type="button"
+				onWheel={handleWheel}
+				onClick={handleTimelineContentClick}
+				onMouseDown={(event) => {
+					handleRulerMouseDown(event);
+					handleRulerTrackingMouseDown(event);
+				}}
+			>
+				{activeScene.bookmarks.map((time: number) => (
+					<TimelineBookmark
+						key={`bookmark-row-${time}`}
+						time={time}
+						zoomLevel={zoomLevel}
+					/>
+				))}
+			</button>
+		</div>
+	);
+}
+
+export function TimelineBookmark({
+	time,
+	zoomLevel,
+}: {
+	time: number;
+	zoomLevel: number;
+}) {
+	const editor = useEditor();
+	const activeProject = editor.project.getActive();
+	const duration = editor.timeline.getTotalDuration();
+
+	const handleBookmarkActivate = ({
+		event,
+	}: {
+		event:
+			| React.MouseEvent<HTMLButtonElement>
+			| React.KeyboardEvent<HTMLButtonElement>;
+	}) => {
+		event.stopPropagation();
+		const framesPerSecond = activeProject?.settings.fps ?? 30;
+		const snappedTime = getSnappedSeekTime({
+			rawTime: time,
+			duration,
+			fps: framesPerSecond,
+		});
+		editor.playback.seek({ time: snappedTime });
+	};
+
+	return (
+		<button
+			className="absolute top-0 h-10 w-0.5 cursor-pointer border-0 bg-transparent p-0"
+			style={{
+				left: `${time * TIMELINE_CONSTANTS.PIXELS_PER_SECOND * zoomLevel}px`,
+			}}
+			aria-label={`Seek to bookmark at ${time}s`}
+			type="button"
+			onMouseDown={(event) => {
+				event.preventDefault();
+				event.stopPropagation();
+			}}
+			onClick={(event) => handleBookmarkActivate({ event })}
+			onKeyDown={(event) => {
+				if (event.key !== "Enter" && event.key !== " ") return;
+				event.preventDefault();
+				handleBookmarkActivate({ event });
+			}}
+		>
+			<div className="text-primary absolute top-[-1px] left-[-5px]">
+				<HugeiconsIcon
+					icon={Bookmark02Icon}
+					aria-hidden="true"
+					className="fill-primary size-3"
+				/>
+			</div>
+		</button>
+	);
+}
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