Function normalizeReviews

packages/core/src/utils/book-metadata.ts:190–214

(value: unknown)

}

export function normalizeReviews(value: unknown): BookReview[] {
  if (!Array.isArray(value)) return [];
  return value
    .map((review) => {
      if (!review || typeof review !== "object") return null;
      const raw = review as Partial<BookReview>;
      const content = typeof raw.content === "string" ? raw.content.trim() : "";
      if (!content) return null;
      const createdAt =
        typeof raw.createdAt === "number" && Number.isFinite(raw.createdAt)
          ? raw.createdAt
          : Date.now();
      const updatedAt =
        typeof raw.updatedAt === "number" && Number.isFinite(raw.updatedAt)
          ? raw.updatedAt
          : createdAt;
      return {
        id: raw.id || generateId(),
        content,
        createdAt,
        updatedAt,
      };
    })
    .filter((review): review is BookReview => Boolean(review));
}

export function buildBookMetadataUpdate(
  book: Book,