/**
 * Data access layer for On the Way to Kṛṣṇa (OWK).
 *
 * Delegates to the generic book data layer which calls the BFF API.
 */

import {
  getBookMeta,
  getIntroSegments,
  getIntroSegment,
  getChapter,
  getContent,
  getSidebarItems,
  type BookMeta,
  type IntroSegment,
  type Chapter,
  type SidebarItem,
} from "@/lib/books";

const CODE = "owk";

// Re-export types with book-specific names for backwards compatibility
export type OwkMeta = BookMeta;
export type OwkChapterEntry = { number: number; title: string };
export type OwkIntroSegment = IntroSegment;
export type OwkChapter = Chapter;
export type OwkSidebarItem = SidebarItem;

export async function getOwkMeta(): Promise<OwkMeta | null> {
  return getBookMeta(CODE);
}

export async function getOwkIntroSegments(): Promise<OwkIntroSegment[]> {
  return getIntroSegments(CODE);
}

export async function getOwkIntroSegment(
  slug: string,
): Promise<OwkIntroSegment | null> {
  return getIntroSegment(CODE, slug);
}

export async function getOwkChapter(
  chapterNum: number,
): Promise<OwkChapter | null> {
  return getChapter(CODE, String(chapterNum));
}

export async function getOwkContent(
  slug: string,
): Promise<OwkChapter | OwkIntroSegment | null> {
  return getContent(CODE, slug);
}

export async function getOwkSidebarItems(): Promise<OwkSidebarItem[]> {
  return getSidebarItems(CODE);
}