ai fixes

apps/web/src/lib/teacher/teacher-content.ts

@@ -0,0 +1,34 @@
+import type { AiFallbackReason, AiContentSource } from "@/lib/services/ai";
+import type { TeacherLessonContent } from "@adventureos/shared";
+
+const META_KEY = "_meta";
+
+type StoredTeacherMeta = {
+  source?: AiContentSource;
+  fallbackReason?: AiFallbackReason;
+};
+
+export type StoredTeacherContent = TeacherLessonContent & {
+  [META_KEY]?: StoredTeacherMeta;
+};
+
+export function wrapTeacherContent(
+  content: TeacherLessonContent,
+  meta: StoredTeacherMeta
+): StoredTeacherContent {
+  return { ...content, [META_KEY]: meta };
+}
+
+export function unwrapTeacherContent(stored: Record<string, unknown>): {
+  content: TeacherLessonContent;
+  source?: AiContentSource;
+  fallbackReason?: AiFallbackReason;
+} {
+  const meta = stored[META_KEY] as StoredTeacherMeta | undefined;
+  const { [META_KEY]: _, ...rest } = stored;
+  return {
+    content: rest as TeacherLessonContent,
+    source: meta?.source,
+    fallbackReason: meta?.fallbackReason,
+  };
+}