From 91e1232112421438ce73b9361896f9b58c84fb3e Mon Sep 17 00:00:00 2001
From: Maze Winther <mazewinther@gmail.com>
Date: Tue, 14 Apr 2026 23:34:57 +0200
Subject: feat: transcription diagnostics

---
 apps/web/src/core/index.ts                        |  5 +++
 apps/web/src/core/managers/diagnostics-manager.ts | 38 +++++++++++++++++++++++
 2 files changed, 43 insertions(+)
 create mode 100644 apps/web/src/core/managers/diagnostics-manager.ts

(limited to 'apps/web/src/core')

diff --git a/apps/web/src/core/index.ts b/apps/web/src/core/index.ts
index e93b937d..483a26c1 100644
--- a/apps/web/src/core/index.ts
+++ b/apps/web/src/core/index.ts
@@ -9,8 +9,10 @@ import { SaveManager } from "./managers/save-manager";
 import { AudioManager } from "./managers/audio-manager";
 import { SelectionManager } from "./managers/selection-manager";
 import { ClipboardManager } from "./managers/clipboard-manager";
+import { DiagnosticsManager } from "./managers/diagnostics-manager";
 import { registerDefaultEffects } from "@/lib/effects";
 import { registerDefaultMasks } from "@/lib/masks";
+import { registerTranscriptionDiagnostics } from "@/lib/transcription/diagnostics";
 
 export class EditorCore {
 	private static instance: EditorCore | null = null;
@@ -25,6 +27,7 @@ export class EditorCore {
 	public readonly audio: AudioManager;
 	public readonly selection: SelectionManager;
 	public readonly clipboard: ClipboardManager;
+	public readonly diagnostics: DiagnosticsManager;
 
 	private constructor() {
 		registerDefaultEffects();
@@ -40,6 +43,8 @@ export class EditorCore {
 		this.audio = new AudioManager(this);
 		this.selection = new SelectionManager(this);
 		this.clipboard = new ClipboardManager(this);
+		this.diagnostics = new DiagnosticsManager(this);
+		registerTranscriptionDiagnostics({ diagnostics: this.diagnostics });
 		this.playback.bindTimelineScope();
 		this.command.registerReactor(() => {
 			const activeScene = this.scenes.getActiveSceneOrNull();
diff --git a/apps/web/src/core/managers/diagnostics-manager.ts b/apps/web/src/core/managers/diagnostics-manager.ts
new file mode 100644
index 00000000..d022a350
--- /dev/null
+++ b/apps/web/src/core/managers/diagnostics-manager.ts
@@ -0,0 +1,38 @@
+import type { EditorCore } from "@/core";
+import type { DiagnosticDefinition } from "@/lib/diagnostics/types";
+
+interface DiagnosticRegistration extends DiagnosticDefinition {
+	check: (editor: EditorCore) => boolean;
+}
+
+export class DiagnosticsManager {
+	private readonly registrations: DiagnosticRegistration[] = [];
+	private readonly listeners = new Set<() => void>();
+
+	constructor(private editor: EditorCore) {}
+
+	register(registration: DiagnosticRegistration): void {
+		this.registrations.push(registration);
+		this.notify();
+	}
+
+	getActive(options?: { scope?: string }): ReadonlyArray<DiagnosticDefinition> {
+		const candidates =
+			options?.scope !== undefined
+				? this.registrations.filter((r) => r.scope === options.scope)
+				: this.registrations;
+
+		return candidates.filter((r) => r.check(this.editor));
+	}
+
+	subscribe(listener: () => void): () => void {
+		this.listeners.add(listener);
+		return () => this.listeners.delete(listener);
+	}
+
+	notify(): void {
+		this.listeners.forEach((listener) => {
+			listener();
+		});
+	}
+}
-- 
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