From cbd1b8212370c67b34a70dccd21bd82de72fead2 Mon Sep 17 00:00:00 2001
From: Maze Winther <mazewinther@gmail.com>
Date: Tue, 7 Apr 2026 04:41:27 +0200
Subject: refactor: structured track layout per scene

---
 apps/web/src/core/managers/commands.ts | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

(limited to 'apps/web/src/core/managers/commands.ts')

diff --git a/apps/web/src/core/managers/commands.ts b/apps/web/src/core/managers/commands.ts
index a3665852..2f652a85 100644
--- a/apps/web/src/core/managers/commands.ts
+++ b/apps/web/src/core/managers/commands.ts
@@ -1,7 +1,7 @@
 import type { EditorCore } from "@/core";
 import type { Command, CommandResult } from "@/lib/commands";
 import { applyRippleAdjustments, computeRippleAdjustments } from "@/lib/ripple";
-import type { TimelineTrack, ElementRef } from "@/lib/timeline/types";
+import type { ElementRef, SceneTracks } from "@/lib/timeline/types";
 
 interface CommandHistoryEntry {
 	command: Command;
@@ -18,7 +18,9 @@ export class CommandManager {
 	constructor(private editor: EditorCore) {}
 
 	execute({ command }: { command: Command }): Command {
-		const beforeTracks = this.isRippleEnabled ? this.editor.timeline.getTracks() : null;
+		const beforeTracks = this.isRippleEnabled
+			? this.editor.scenes.getActiveSceneOrNull()?.tracks ?? null
+			: null;
 		const previousSelection = this.getSelectionSnapshot();
 		const result = command.execute();
 		this.applyRippleIfEnabled({ beforeTracks });
@@ -71,7 +73,9 @@ export class CommandManager {
 			return;
 		}
 
-		const beforeTracks = this.isRippleEnabled ? this.editor.timeline.getTracks() : null;
+		const beforeTracks = this.isRippleEnabled
+			? this.editor.scenes.getActiveSceneOrNull()?.tracks ?? null
+			: null;
 		const previousSelection = this.getSelectionSnapshot();
 		const result = entry.command.redo();
 		this.applyRippleIfEnabled({ beforeTracks });
@@ -123,13 +127,16 @@ export class CommandManager {
 	private applyRippleIfEnabled({
 		beforeTracks,
 	}: {
-		beforeTracks: TimelineTrack[] | null;
+		beforeTracks: SceneTracks | null;
 	}): void {
 		if (!this.isRippleEnabled || !beforeTracks) {
 			return;
 		}
 
-		const afterTracks = this.editor.timeline.getTracks();
+		const afterTracks = this.editor.scenes.getActiveSceneOrNull()?.tracks;
+		if (!afterTracks) {
+			return;
+		}
 		const adjustments = computeRippleAdjustments({
 			beforeTracks,
 			afterTracks,
-- 
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