refactor: restructure files to their domains, new preview overlay system, and dep graph

1 files changed, 29 insertions, 0 deletions

diff --git a/apps/web/src/timeline/index.ts b/apps/web/src/timeline/index.ts
new file mode 100644
index 00000000..5ee079b1
--- /dev/null
+++ b/apps/web/src/timeline/index.ts
@@ -0,0 +1,29 @@
+import type { SceneTracks } from "./types";

+

+export * from "./types";

+export * from "./drag";

+export * from "./track-capabilities";

+export * from "./track-element-update";

+export * from "./element-utils";

+export * from "./audio-separation";

+export * from "./zoom-utils";

+export * from "./ruler-utils";

+export * from "./pixel-utils";

+

+export function calculateTotalDuration({

+	tracks,

+}: {

+	tracks: SceneTracks;

+}): number {

+	const orderedTracks = [...tracks.overlay, tracks.main, ...tracks.audio];

+	if (orderedTracks.length === 0) return 0;

+

+	const trackEndTimes = orderedTracks.map((track) =>

+		track.elements.reduce((maxEnd, element) => {

+			const elementEnd = element.startTime + element.duration;

+			return Math.max(maxEnd, elementEnd);

+		}, 0),

+	);

+

+	return Math.max(...trackEndTimes, 0);

+}