import { CHAPTER_FACE, CHAPTER_KIND } from "#configuration/constants/vocabulary.constants";
import type { PageContent, VocabularyEntry } from "#types/vocabulary.types";
import { FACE_SEPARATOR } from "@govlab/constants";
import type { Tab } from "#types/document.types";
import { tabPath } from "#assets/link.assets";

const ANCHOR = "#";

export const chapterRef = function chapterRef(
    page: string,
    tabs: readonly Tab[],
    tab: string,
    section: string,
): string {
    return CHAPTER_FACE + FACE_SEPARATOR + tabPath(page, tabs, tab) + ANCHOR + section;
};

export const chapterVocabulary = function chapterVocabulary(pages: readonly PageContent[]): readonly VocabularyEntry[] {
    return pages.flatMap(({ page, tabs }) =>
        tabs.flatMap((tab) =>
            tab.sections.map((section) => ({
                code: null,
                kind: CHAPTER_KIND,
                layer: null,
                phrase: section.title,
                prose: true,
                ref: chapterRef(page, tabs, tab.id, section.id),
            })),
        ),
    );
};