/**
 * Data access layer for Songs of the Vaiṣṇava Ācāryas (SVA).
 *
 * Delegates to the generic book data layer which calls the BFF API.
 * SVA is a hierarchical book with parent chapters and sub-chapters (songs).
 */

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

const CODE = "sva";

export type SvaMeta = BookMeta;
export type SvaSubChapterEntry = { slug: string; title: string };
export type SvaIntroSegment = IntroSegment;
export type SvaChapter = Chapter;
export type SvaSidebarItem = SidebarItem;

export async function getSvaMeta() {
  return getBookMeta(CODE);
}
export async function getSvaIntroSegments() {
  return getIntroSegments(CODE);
}
export async function getSvaIntroSegment(slug: string) {
  return getIntroSegment(CODE, slug);
}
export async function getSvaChapter(slug: string) {
  return getChapter(CODE, slug);
}
export async function getSvaContent(slug: string) {
  return getContent(CODE, slug);
}
export async function getSvaSidebarItems() {
  return getSidebarItems(CODE);
}
export { getNavigableItems };