/**
 * Data access layer for Transcendental Teachings of Prahlāda Mahārāja (TTP).
 *
 * 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 = "ttp";

export type TtpMeta = BookMeta;
export type TtpChapterEntry = { number: number; title: string };
export type TtpIntroSegment = IntroSegment;
export type TtpChapter = Chapter;
export type TtpSidebarItem = SidebarItem;

export async function getTtpMeta() {
  return getBookMeta(CODE);
}
export async function getTtpIntroSegments() {
  return getIntroSegments(CODE);
}
export async function getTtpIntroSegment(slug: string) {
  return getIntroSegment(CODE, slug);
}
export async function getTtpChapter(chapterNum: number) {
  return getChapter(CODE, String(chapterNum));
}
export async function getTtpContent(slug: string) {
  return getContent(CODE, slug);
}
export async function getTtpSidebarItems() {
  return getSidebarItems(CODE);
}