From 6a22a3ecbdff2d0e6a4c24c8db40bb86bc01b692 Mon Sep 17 00:00:00 2001
From: Maze Winther <mazewinther@gmail.com>
Date: Sat, 25 Apr 2026 03:56:22 +0200
Subject: refactor: centralize editor interaction state

Move timeline and preview gestures into dedicated controllers so hooks stay thin around editor state and DOM events.

This also routes drag and playback synchronization through manager APIs and reuses persistent wasm surfaces so scrubbing, seeking, and preview rendering stay in sync.

Made-with: Cursor
---
 apps/web/src/preview/components/toolbar.tsx | 25 ++++++++++---------------
 1 file changed, 10 insertions(+), 15 deletions(-)

(limited to 'apps/web/src/preview/components/toolbar.tsx')

diff --git a/apps/web/src/preview/components/toolbar.tsx b/apps/web/src/preview/components/toolbar.tsx
index b44e42ef..783dd239 100644
--- a/apps/web/src/preview/components/toolbar.tsx
+++ b/apps/web/src/preview/components/toolbar.tsx
@@ -8,12 +8,10 @@ import { EditableTimecode } from "@/components/editable-timecode";
 import { Button } from "@/components/ui/button";
 import {
 	FullScreenIcon,
-	GridTableIcon,
 	PauseIcon,
 	PlayIcon,
 } from "@hugeicons/core-free-icons";
 import { HugeiconsIcon } from "@hugeicons/react";
-import { getGuideById } from "@/guides";
 import { Separator } from "@/components/ui/separator";
 import {
 	Select,
@@ -24,17 +22,12 @@ import {
 } from "@/components/ui/select";
 import { PREVIEW_ZOOM_PRESETS } from "@/preview/zoom";
 import { usePreviewViewport } from "./preview-viewport";
-import { GridPopover } from "./guide-popover";
-import { usePreviewStore } from "@/preview/preview-store";
 
 export function PreviewToolbar({
 	onToggleFullscreen,
 }: {
 	onToggleFullscreen: () => void;
 }) {
-	const activeGuide = usePreviewStore((state) => state.activeGuide);
-	const activeGuideDefinition = getGuideById(activeGuide);
-
 	return (
 		<div className="grid grid-cols-[1fr_auto_1fr] items-center pb-3 pt-5 px-5">
 			<TimecodeDisplay />
@@ -72,15 +65,13 @@ function TimecodeDisplay() {
 	);
 
 	useEffect(() => {
-		const handler = (e: Event) =>
-			setCurrentTime((e as CustomEvent<{ time: number }>).detail.time);
-		window.addEventListener("playback-update", handler);
-		window.addEventListener("playback-seek", handler);
+		const unsubscribeUpdate = editor.playback.onUpdate(setCurrentTime);
+		const unsubscribeSeek = editor.playback.onSeek(setCurrentTime);
 		return () => {
-			window.removeEventListener("playback-update", handler);
-			window.removeEventListener("playback-seek", handler);
+			unsubscribeUpdate();
+			unsubscribeSeek();
 		};
-	}, []);
+	}, [editor.playback]);
 
 	return (
 		<div className="flex items-center">
@@ -94,7 +85,11 @@ function TimecodeDisplay() {
 			/>
 			<span className="text-muted-foreground px-2 font-mono text-xs">/</span>
 			<span className="text-muted-foreground font-mono text-xs">
-				{formatTimecode({ time: totalDuration, format: "HH:MM:SS:FF", rate: fps })}
+				{formatTimecode({
+					time: totalDuration,
+					format: "HH:MM:SS:FF",
+					rate: fps,
+				})}
 			</span>
 		</div>
 	);
-- 
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