/**
 * Data access layer for Kṛṣṇa Consciousness: The Matchless Gift (MG).
 *
 * 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 = "mg";

// Re-export types with book-specific names for backwards compatibility
export type MgMeta = BookMeta;
export type MgChapterEntry = { number: number; title: string };
export type MgIntroSegment = IntroSegment;
export type MgChapter = Chapter;
export type MgSidebarItem = SidebarItem;

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

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

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

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

export async function getMgContent(
  slug: string,
): Promise<MgChapter | MgIntroSegment | null> {
  return getContent(CODE, slug);
}

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