apps/web/src/commands/timeline/track/remove-track.ts


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import { Command, type CommandResult } from "@/commands/base-command";
import { EditorCore } from "@/core";
import type { SceneTracks } from "@/timeline";

export class RemoveTrackCommand extends Command {
	private savedState: SceneTracks | null = null;

	constructor(private trackId: string) {
		super();
	}

	execute(): CommandResult | undefined {
		const editor = EditorCore.getInstance();
		this.savedState = editor.scenes.getActiveScene().tracks;
		const updatedTracks: SceneTracks = {
			...this.savedState,
			overlay: this.savedState.overlay.filter((track) => track.id !== this.trackId),
			audio: this.savedState.audio.filter((track) => track.id !== this.trackId),
		};
		editor.timeline.updateTracks(updatedTracks);
		return undefined;
	}

	undo(): void {
		if (this.savedState) {
			const editor = EditorCore.getInstance();
			editor.timeline.updateTracks(this.savedState);
		}
	}
}