refactor: split constants by domain and isolate timeline panel from core

1 files changed, 20 insertions, 0 deletions

diff --git a/apps/web/src/lib/timeline/track-capabilities.ts b/apps/web/src/lib/timeline/track-capabilities.ts
new file mode 100644
index 00000000..08ee841c
--- /dev/null
+++ b/apps/web/src/lib/timeline/track-capabilities.ts
@@ -0,0 +1,20 @@
+import type {
+	TimelineTrack,
+	VideoTrack,
+	AudioTrack,
+	GraphicTrack,
+	TextTrack,
+	EffectTrack,
+} from "@/lib/timeline";
+
+export function canTrackHaveAudio(
+	track: TimelineTrack,
+): track is VideoTrack | AudioTrack {
+	return track.type === "audio" || track.type === "video";
+}
+
+export function canTrackBeHidden(
+	track: TimelineTrack,
+): track is VideoTrack | TextTrack | GraphicTrack | EffectTrack {
+	return track.type !== "audio";
+}