Method getNextChapterNumber

packages/core/src/state/manager.ts:234–246

(bookId: string)

  }

  async getNextChapterNumber(bookId: string): Promise<number> {
    const durableChapter = await resolveDurableStoryProgress({
      bookDir: this.bookDir(bookId),
    });
    // Ensure structured state is bootstrapped (side-effect: creates missing
    // JSON files), but do NOT trust its chapter number for progress — only
    // the contiguous durable artifact chain is authoritative.
    await bootstrapStructuredStateFromMarkdown({
      bookDir: this.bookDir(bookId),
      fallbackChapter: durableChapter,
    });
    return durableChapter + 1;
  }

  async getPersistedChapterCount(bookId: string): Promise<number> {
    const chaptersDir = join(this.bookDir(bookId), "chapters");